Fixes

Right-to-left content support

QuestPDF.Examples/ContentDirectionExamples.cs

@@ -0,0 +1,408 @@
+using System;
+using System.Linq;
+using NUnit.Framework;
+using QuestPDF.Drawing.Exceptions;
+using QuestPDF.Elements;
+using QuestPDF.Examples.Engine;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+
+namespace QuestPDF.Examples
+{
+    public class ContentDirectionExamples
+    {
+        private Action<IContainer> ContentDirectionTemplate(Action<IContainer> content)
+        {
+            return container =>
+            {
+                container
+                    .MinimalBox()
+                    .ExtendHorizontal()
+                    .Table(table =>
+                    {
+                        table.ColumnsDefinition(columns =>
+                        {
+                            columns.RelativeColumn();
+                            columns.ConstantColumn(1);
+                            columns.RelativeColumn();
+                        });
+                        
+                        table.Header(header =>
+                        {
+                            header.Cell().ContentFromLeftToRight().Element(HeaderCell("Left-to-right"));
+                            header.Cell().LineVertical(1).LineColor(Colors.Grey.Medium);
+                            header.Cell().ContentFromRightToLeft().Element(HeaderCell("Right-to-left"));
+
+                            static Action<IContainer> HeaderCell(string label)
+                            {
+                                return container => container
+                                    .BorderColor(Colors.Grey.Medium)
+                                    .Background(Colors.Grey.Lighten2)
+                                    .PaddingHorizontal(15)
+                                    .PaddingVertical(5)
+                                    .Text(label)
+                                    .FontSize(18)
+                                    .SemiBold();
+                            }
+                        });
+
+                        table.Cell().Element(TestCell).ContentFromLeftToRight().Element(content);
+                        table.Cell().LineVertical(1).LineColor(Colors.Grey.Medium);
+                        table.Cell().Element(TestCell).ContentFromRightToLeft().Element(content);
+                        
+                        static IContainer TestCell(IContainer container)
+                        {
+                            return container.Padding(15);
+                        }
+                    });
+            };
+        }
+        
+        [Test]
+        public void Page()
+        {
+            RenderingTest
+                .Create()
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .RenderDocument(document =>
+                {
+                    document.Page(page =>
+                    {
+                        page.Size(PageSizes.A5);
+                        page.Margin(20);
+                        page.PageColor(Colors.White);
+                        
+                        page.DefaultTextStyle(x => x.FontFamily("Calibri").FontSize(20));
+                        page.ContentFromRightToLeft();
+                        
+                        page.Content().Column(column =>
+                        {
+                            column.Spacing(20);
+
+                            column.Item()
+                                .Text("مثال على الفاتورة") // example invoice
+                                .FontSize(32).FontColor(Colors.Blue.Darken2).SemiBold();
+                            
+                            column.Item().Table(table =>
+                            {
+                                table.ColumnsDefinition(columns =>
+                                {
+                                    columns.RelativeColumn();
+                                    columns.ConstantColumn(75);
+                                    columns.ConstantColumn(100);
+                                });
+
+                                table.Cell().Element(HeaderStyle).Text("وصف السلعة"); // item description
+                                table.Cell().Element(HeaderStyle).Text("كمية"); // quantity
+                                table.Cell().Element(HeaderStyle).Text("سعر"); // price
+
+                                var items = new[]
+                                {
+                                    "دورة البرمجة", // programming course
+                                    "دورة تصميم الرسومات", // graphics design course
+                                    "تحليل وتصميم الخوارزميات", // analysis and design of algorithms
+                                };
+                                
+                                foreach (var item in items)
+                                {
+                                    var price = Placeholders.Random.NextDouble() * 100;
+                                    
+                                    table.Cell().Text(item);
+                                    table.Cell().Text(Placeholders.Random.Next(1, 10));
+                                    table.Cell().Text($"USD${price:F2}");
+                                }
+
+                                static IContainer HeaderStyle(IContainer x) => x.BorderBottom(1).PaddingVertical(5);
+                            });
+                        });
+                    });
+                });
+        }
+
+        [Test]
+        public void Column()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Column(column =>
+                {
+                    column.Spacing(5);
+
+                    column.Item().Height(50).Width(50).Background(Colors.Red.Lighten1);
+                    column.Item().Height(50).Width(100).Background(Colors.Green.Lighten1);
+                    column.Item().Height(50).Width(150).Background(Colors.Blue.Lighten1);
+                });
+            }
+        }
+        
+        [Test]
+        public void Row()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Row(row =>
+                {
+                    row.Spacing(5);
+                    
+                    row.AutoItem().Height(50).Width(50).Background(Colors.Red.Lighten1);
+                    row.AutoItem().Height(50).Width(50).Background(Colors.Green.Lighten1);
+                    row.AutoItem().Height(50).Width(75).Background(Colors.Blue.Lighten1);
+                });
+            }
+        }
+        
+        [Test]
+        public void Table()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Table(table =>
+                {
+                    table.ColumnsDefinition(columns =>
+                    {
+                        columns.RelativeColumn();
+                        columns.RelativeColumn();
+                        columns.RelativeColumn();
+                    });
+                    
+                    table.Cell().Height(50).Background(Colors.Red.Lighten1);
+                    table.Cell().Height(50).Background(Colors.Green.Lighten1);
+                    table.Cell().Height(50).Background(Colors.Blue.Lighten1);
+                    table.Cell().ColumnSpan(2).Height(50).Background(Colors.Orange.Lighten1);
+                });
+            }
+        }
+        
+        [Test]
+        public void Constrained()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Width(50).Height(50).Background(Colors.Red.Lighten1);
+            }
+        }
+        
+        [Test]
+        public void Unconstrained()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container
+                    .Width(100)
+                    .Height(100)
+                    .Background(Colors.Grey.Lighten3)
+                    .AlignCenter()
+                    .AlignMiddle()
+                    
+                    .Unconstrained()
+                    
+                    .Width(50)
+                    .Height(50)
+                    .Background(Colors.Red.Lighten1);
+            }
+        }
+        
+        [Test]
+        public void Inlined()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Column(column =>
+                {
+                    column.Spacing(10);
+
+                    column.Item().Text("Default alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(null));
+                    
+                    column.Item().Text("Left alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(InlinedAlignment.Left));
+                    
+                    column.Item().Text("Center alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(InlinedAlignment.Center));
+                    
+                    column.Item().Text("Right alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(InlinedAlignment.Right));
+                });
+                
+                static Action<IContainer> ContentWithAlignment(InlinedAlignment? alignment)
+                {
+                    return container =>
+                    {
+                        container.Inlined(inlined =>
+                        {
+                            inlined.Spacing(5);
+                            
+                            inlined.Alignment(alignment);
+                    
+                            inlined.Item().Height(50).Width(50).Background(Colors.Red.Lighten1);
+                            inlined.Item().Height(50).Width(75).Background(Colors.Green.Lighten1);
+                            inlined.Item().Height(50).Width(100).Background(Colors.Blue.Lighten1);
+                            inlined.Item().Height(50).Width(125).Background(Colors.Orange.Lighten1);
+                        });
+                    };
+                }
+            }
+        }
+        
+        [Test]
+        public void Text()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Column(column =>
+                {
+                    column.Spacing(10);
+
+                    column.Item().Text("Default alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(null));
+                    
+                    column.Item().Text("Left alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(HorizontalAlignment.Left));
+                    
+                    column.Item().Text("Center alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(HorizontalAlignment.Center));
+                    
+                    column.Item().Text("Right alignment").FontSize(14).SemiBold();
+                    column.Item().Element(ContentWithAlignment(HorizontalAlignment.Right));
+                });
+
+                static Action<IContainer> ContentWithAlignment(HorizontalAlignment? alignment)
+                {
+                    return container =>
+                    {
+                        container.Text(text =>
+                        {
+                            text.Alignment = alignment; // internal API
+                    
+                            text.Span("Lorem ipsum").Bold().FontColor(Colors.Red.Medium);
+                            text.Element().Width(5);
+                            text.Span(Placeholders.LoremIpsum());
+                        });
+                    };
+                }
+            }
+        }
+        
+        [Test]
+        public void Decoration()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Decoration(decoration =>
+                {
+                    decoration.Before().Background(Colors.Green.Lighten1).Padding(5).Text("Before").FontSize(16);
+                    decoration.Content().Background(Colors.Green.Lighten2).Padding(5).Text("Content").FontSize(16);
+                    decoration.After().Background(Colors.Green.Lighten3).Padding(5).Text("After").FontSize(16);
+                });
+            }
+        }
+        
+        [Test]
+        public void Dynamic()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProduceImages()
+                .ShowResults()
+                .EnableDebugging()
+                .Render(ContentDirectionTemplate(Content));
+
+            void Content(IContainer container)
+            {
+                container.Dynamic(new SimpleDynamic());
+            }
+        }
+        
+        class SimpleDynamic : IDynamicComponent<int>
+        {
+            public int State { get; set; }
+
+            public DynamicComponentComposeResult Compose(DynamicContext context)
+            {
+                var content = context.CreateElement(container =>
+                {
+                    container.Row(row =>
+                    {
+                        row.ConstantItem(50).Background(Colors.Red.Lighten2).Height(50);
+                        row.ConstantItem(75).Background(Colors.Green.Lighten2).Height(50);
+                        row.ConstantItem(100).Background(Colors.Blue.Lighten2).Height(50);
+                    });
+                });
+                
+                return new DynamicComponentComposeResult
+                {
+                    Content = content,
+                    HasMoreContent = false
+                };
+            }
+        }
+    }
+}

QuestPDF.Examples/GenerationBenchmark.cs

@@ -0,0 +1,146 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using NUnit.Framework;
+using QuestPDF.Elements;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+
+namespace QuestPDF.Examples
+{
+    public class ProcessRunningTime
+    {
+        public TimeSpan FluentTime { get; set; }
+        public TimeSpan GenerationTime { get; set; }
+        public float Size { get; set; }
+    }
+    
+    public class GenerationBenchmark
+    {
+        public const int TestSize = 4096;
+        
+        [Test]
+        public void BenchmarkAsync()
+        {
+            RunTest(() => Enumerable
+                .Range(0, TestSize)
+                .AsParallel() // difference
+                .Select(GenerateAndCollect)
+                .ToList());
+        }
+        
+        [Test]
+        public void BenchmarkSync()
+        {
+            RunTest(() => Enumerable
+                .Range(0, TestSize)
+                .Select(GenerateAndCollect)
+                .ToList());
+        }
+
+        public void RunTest(Func<IEnumerable<ProcessRunningTime>> handler)
+        {
+            var totalFluentTime = TimeSpan.Zero;
+            var totalGenerationTime = TimeSpan.Zero;
+
+            var stopWatch = new Stopwatch();
+            
+            stopWatch.Start();
+            var results = handler();
+            stopWatch.Stop();
+            
+            foreach (var result in results)
+            {
+                totalFluentTime += result.FluentTime;
+                totalGenerationTime += result.GenerationTime;
+            }
+
+            Console.WriteLine($"Fluent: {totalFluentTime:g}");
+            Console.WriteLine($"Generation: {totalGenerationTime:g}");
+            Console.WriteLine($"Total: {stopWatch.Elapsed:g}");
+        }
+        
+        static ProcessRunningTime GenerateAndCollect(int attemptNumber)
+        {
+            var stopwatch = new Stopwatch();
+            stopwatch.Start();
+            
+            var container = new Container();
+            
+            container
+                .Padding(10)
+                .MinimalBox()
+                .Border(1)
+                .Column(column =>
+                {
+                    column.Item().Text($"Attempts {attemptNumber}");
+                    
+                    const int numberOfRows = 100;
+                    const int numberOfColumns = 10;
+
+                    for (var y = 0; y < numberOfRows; y++)
+                    {
+                        column.Item().Row(row =>
+                        {
+                            for (var x = 0; x < numberOfColumns; x++)
+                            {
+                                row.RelativeItem()
+                                    
+                                    .Background(Colors.Red.Lighten5)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Lighten4)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Lighten3)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Lighten2)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Lighten1)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Medium)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Darken1)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Darken2)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Darken3)
+                                    .Padding(3)
+                                    
+                                    .Background(Colors.Red.Darken4)
+                                    .Height(3);
+                            }
+                        });
+                    }  
+                });
+
+            var fluentTime = stopwatch.Elapsed;
+            
+            stopwatch.Reset();
+            stopwatch.Start();
+
+            var size = Document
+                .Create(x => x.Page(page => page.Content().Element(container)))
+                .GeneratePdf()
+                .Length;
+
+            var generationTime = stopwatch.Elapsed;
+            
+            return new ProcessRunningTime
+            {
+                FluentTime = fluentTime,
+                GenerationTime = generationTime,
+                Size = size
+            };
+        }
+    }
+}

QuestPDF.Examples/ImageExamples.cs

@@ -1,4 +1,5 @@
-using System.IO;
+using System;
+using System.IO;
 using NUnit.Framework;
 using QuestPDF.Drawing.Exceptions;
 using QuestPDF.Examples.Engine;
@@ -34,6 +35,21 @@ namespace QuestPDF.Examples
                 });
         }
         
+        [Test]
+        public void DynamicImage()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(450, 350)
+                .ProducePdf()
+                .ShowResults()
+                .Render(page =>
+                {
+                    page.Padding(25)
+                        .Image(Placeholders.Image);
+                });
+        }
+        
         [Test]
         public void Exception()
         {
@@ -47,5 +63,43 @@ namespace QuestPDF.Examples
                     .Render(page => page.Image("non_existent.png"));
             });
         }
+        
+        [Test]
+        public void ReusingTheSameImageFileShouldBePossible()
+        {
+            var fileName = Path.GetTempFileName() + ".jpg";
+            
+            try
+            {
+                var image = Placeholders.Image(300, 100);
+                
+                using var file = File.Create(fileName);
+                file.Write(image);
+                file.Dispose();
+                
+                RenderingTest
+                    .Create()
+                    .ProducePdf()
+                    .PageSize(PageSizes.A4)
+                    .ShowResults()
+                    .Render(container =>
+                    {
+                        container
+                            .Padding(20)
+                            .Column(column =>
+                            {
+                                column.Spacing(20);
+                                
+                                column.Item().Image(fileName);
+                                column.Item().Image(fileName);
+                                column.Item().Image(fileName);
+                            });
+                    });
+            }
+            finally
+            {
+                File.Delete(fileName);
+            }
+        }
     }
 }

QuestPDF.Examples/QuestPDF.Examples.csproj

@@ -1,18 +1,18 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.1</TargetFramework>
+        <TargetFramework>net6.0</TargetFramework>
         <IsPackable>false</IsPackable>
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
+        <PackageReference Include="BenchmarkDotNet" Version="0.13.2" />
         <PackageReference Include="microcharts" Version="0.9.5.9" />
-        <PackageReference Include="nunit" Version="3.13.2" />
-        <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.4.0" />
-        <PackageReference Include="SkiaSharp" Version="2.80.4" />
-        <PackageReference Include="Svg.Skia" Version="0.5.10" />
+        <PackageReference Include="nunit" Version="3.13.3" />
+        <PackageReference Include="NUnit3TestAdapter" Version="4.3.0" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
+        <PackageReference Include="SkiaSharp" Version="2.88.3" />
+        <PackageReference Include="Svg.Skia" Version="0.5.18" />
     </ItemGroup>
 
     <ItemGroup>

QuestPDF.Examples/RowExamples.cs

@@ -105,5 +105,41 @@ namespace QuestPDF.Examples
                         .Row(row => { });
                 });
         }
+        
+        [Test]
+        public void RowElementForRelativeHeightDivision()
+        {
+            RenderingTest
+                .Create()
+                .ProduceImages()
+                .ShowResults()
+                .MaxPages(100)
+                .PageSize(250, 400)
+                .Render(container =>
+                {
+                    container
+                        .Padding(25)
+                        .AlignLeft()
+                        .RotateRight()
+                        .Row(row =>
+                        {
+                            row.Spacing(20);
+
+                            row.RelativeItem(1).Element(Content);
+                            row.RelativeItem(2).Element(Content);
+                            row.RelativeItem(3).Element(Content);
+
+                            void Content(IContainer container)
+                            {
+                                container
+                                    .RotateLeft()
+                                    .Border(1)
+                                    .Background(Placeholders.BackgroundColor())
+                                    .Padding(5)
+                                    .Text(Placeholders.Label());
+                            }
+                        });
+                });
+        }
     }
 }

QuestPDF.Examples/TextBenchmark.cs

@@ -111,7 +111,7 @@ namespace QuestPDF.Examples
             {
                 page.Margin(50);
                 
-                page.Content().Column(column =>
+                page.Content().PaddingVertical(10).Column(column =>
                 {
                     column.Item().Element(Title);
                     column.Item().PageBreak();

QuestPDF.Examples/TextExamples.cs

@@ -1,7 +1,8 @@
-using System;
+using System;
 using System.Linq;
 using System.Text;
 using NUnit.Framework;
+using QuestPDF.Elements.Text;
 using QuestPDF.Examples.Engine;
 using QuestPDF.Fluent;
 using QuestPDF.Helpers;
@@ -590,7 +591,7 @@ namespace QuestPDF.Examples
                             text.Span("Complex Unicode structure: ");
                             
                             
-                            text.Span("T̶̖̔͆͆̽̔ḩ̷̼̫̐̈́̀͜͝͝ì̶͇̤͓̱̣͇͓͉̎s̵̡̟̹͍̜͉̗̾͛̈̐́͋͂͝͠ͅ ̴̨͙͍͇̭̒͗̀́͝ì̷̡̺͉̼̏̏̉̌͝s̷͍͙̗̰̖͙̈̑̂̔͑͊̌̓̊̇͜ ̶̛̼͚͊̅͘ṭ̷̨̘̣̙̖͉͌̏̂̅͑̄̽̕͝ȅ̶̲̲̙̭͈̬̣͔̝͔̈́͝s̸̢̯̪̫͓̭̮̓̀͆͜ț̸̢͉̞̥̤̏̌̓͝").FontColor(Colors.Red.Medium);
+                            text.Span("T̶̖̔͆͆̽̔ḩ̷̼̫̐̈́̀͜͝͝ì̶͇̤͓̱̣͇͓͉̎s̵̡̟̹͍̜͉̗̾͛̈̐́͋͂͝͠ͅ ̴̨͙͍͇̭̒͗̀́͝ì̷̡̺͉̼̏̏̉̌͝s̷͍͙̗̰̖͙̈̑̂̔͑͊̌̓̊̇͜ ̶̛̼͚͊̅͘ṭ̷̨̘̣̙̖͉͌̏̂̅͑̄̽̕͝ȅ̶̲̲̙̭͈̬̣͔̝͔̈́͝s̸̢̯̪̫͓̭̮̓̀͆͜ț̸̢͉̞̥̤̏̌̓͝").FontFamily(Fonts.Calibri).FontColor(Colors.Red.Medium);
                             
                             
                             text.Span(".");
@@ -603,7 +604,7 @@ namespace QuestPDF.Examples
         {
             RenderingTest
                 .Create()
-                .PageSize(500, 100)
+                .PageSize(250, 100)
                 
                 .ProduceImages()
                 .ShowResults()
@@ -613,8 +614,176 @@ namespace QuestPDF.Examples
                         .Padding(25)
                         .MinimalBox()
                         .Background(Colors.Grey.Lighten2)
-                        .Text("ينا الألم. في بعض الأحيان ونظراً للالتزامات التي يفرضها علينا")
-                        .FontSize(20);
+                        .Text("خوارزمية ترتيب")
+                        .FontFamily(Fonts.Calibri)
+                        .FontSize(30);
+                });
+        }
+        
+        [Test]
+        public void FontFallback()
+        {
+            RenderingTest
+                .Create()
+                .ProduceImages()
+                .ShowResults()
+                .RenderDocument(container =>
+                {
+                    container.Page(page =>
+                    {
+                        page.Margin(50);
+                        page.PageColor(Colors.White);
+                        page.DefaultTextStyle(x => x
+                            .Fallback(y => y.FontFamily("Segoe UI Emoji")
+                                .Fallback(y => y.FontFamily("Microsoft YaHei"))));
+
+                        page.Size(PageSizes.A4);
+
+                        page.Content().Text(t =>
+                        {
+                            t.Line("This is normal text.");
+                            t.EmptyLine();
+                            
+                            t.Line("Following line should use font fallback:");
+                            t.Line("中文文本");
+                            t.EmptyLine();
+                            
+                            t.Line("The following line contains a mix of known and unknown characters.");
+                            t.Line("Mixed line: This 中文 is 文文 a mixed 本 本 line 本 中文文本!");
+                            t.EmptyLine();
+
+                            t.Line("Emojis work out of the box because of font fallback: 😊😅🥳👍❤😍👌");
+                        });
+                    });
+                });
+        }
+        
+        [Test]
+        public void WordWrappingStability()
+        {
+            // instruction: check if any characters repeat when performing the word-wrapping algorithm
+            
+            RenderingTest
+                .Create()
+                .PageSize(PageSizes.A4)
+                .ProducePdf()
+                .ShowResults()
+                .Render(container =>
+                {
+                    var text = "Lorem ipsum dolor sit amet consectetuer";
+                    
+                    container
+                        .Padding(20)
+                        .Column(column =>
+                        {
+                            column.Spacing(10);
+
+                            foreach (var width in Enumerable.Range(25, 200))
+                            {
+                                column
+                                    .Item()
+                                    .MaxWidth(width)
+                                    .Background(Colors.Grey.Lighten3)
+                                    .Text(text);
+                            }
+                        });
+                });
+        }
+        
+        [Test]
+        public void AdvancedLanguagesSupport()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(new PageSize(400, 400))
+                .ProduceImages()
+                .ShowResults()
+                .Render(container =>
+                {
+                    var text = "في المعلوماتية أو الرياضيات، خوارزمية الترتيب هي خوارزمية تمكن من تنظيم مجموعة عناصر حسب ترتيب محدد.";
+                    
+                    container
+                        .Padding(20)
+                        .ContentFromRightToLeft()
+                        .Text(text)
+                        .FontFamily(Fonts.Calibri)
+                        .FontSize(22);
+                });
+        }
+        
+        [Test]
+        public void WordWrappingWhenRightToLeft()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(new PageSize(1000, 500))
+                .ProducePdf()
+                .ShowResults()
+                .Render(container =>
+                {
+                    var text = "في المعلوماتية أو الرياضيات، خوارزمية الترتيب هي خوارزمية تمكن من تنظيم مجموعة عناصر حسب ترتيب محدد.";
+                    
+                    container
+                        .Padding(25)
+                        .ContentFromRightToLeft()
+                        .Column(column =>
+                        {
+                            column.Spacing(20);
+                            
+                            foreach (var size in new[] { 36, 34, 32, 30, 15 })
+                            {
+                                column
+                                    .Item()
+                                    .ShowEntire()
+                                    .MaxWidth(size * 25)
+                                    .Background(Colors.Grey.Lighten3)
+                                    .MinimalBox()
+                                    .Background(Colors.Grey.Lighten2)
+                                    .Text(text)
+                                    .FontSize(20)
+                                    .FontFamily("Segoe UI");
+                            }
+                        });
+                });
+        }
+        
+        [Test]
+        public void ForcingTextDirection()
+        {
+            RenderingTest
+                .Create()
+                .PageSize(new PageSize(1000, 500))
+                .ProduceImages()
+                .ShowResults()
+                .Render(container =>
+                {
+                    container
+                        .Padding(10)
+                        .DefaultTextStyle(x => x.FontSize(24).FontFamily("Calibri"))
+                        .Column(column =>
+                        {
+                            column.Spacing(10);
+                            
+                            var word = "الجوريتم";
+                            var definition = "algorithm in Arabic";
+
+                            var text = $"{word} - {definition}";
+                            
+                            // text direction is automatically detected using the first word
+                            column.Item().Text(text);
+                            
+                            // it is possible to force specific content direction
+                            column.Item().Text(text).DirectionFromLeftToRight();
+                            column.Item().Text(text).DirectionFromRightToLeft();
+
+                            // to combine text in various content directions, split it into segments
+                            column.Item().Text(text =>
+                            {
+                                text.Span(word);
+                                text.Span(" - ");
+                                text.Span(definition);
+                            });
+                        });
                 });
         }
     }

QuestPDF.Previewer.Examples/Program.cs

@@ -1,62 +0,0 @@
-using QuestPDF.Fluent;
-using QuestPDF.Helpers;
-using QuestPDF.Infrastructure;
-using QuestPDF.Previewer;
-using QuestPDF.ReportSample;
-using QuestPDF.ReportSample.Layouts;
-
-//ImagePlaceholder.Solid = true;
-
-// var model = DataSource.GetReport();
-// var report = new StandardReport(model);
-// report.ShowInPreviewer();
-//
-// return;
-
-Document
-    .Create(container =>
-    {
-        container.Page(page =>
-        {
-            page.Size(PageSizes.A4);
-            page.Margin(2, Unit.Centimetre);
-            page.PageColor(Colors.White);
-            page.DefaultTextStyle(x => x.FontSize(20));
-
-            page.Header()
-                .Text("Hot Reload!")
-                .SemiBold().FontSize(36).FontColor(Colors.Blue.Darken2);
-
-            page.Content()
-                .PaddingVertical(1, Unit.Centimetre)
-                .Column(x =>
-                {
-                    x.Spacing(20);
-
-                    x.Item().Table(t =>
-                    {
-                        t.ColumnsDefinition(c =>
-                        {
-                            c.RelativeColumn();
-                            c.RelativeColumn(3);
-                        });
-
-                        t.Cell().Border(1).Background(Colors.Grey.Lighten3).Padding(5).Text("Visual Studio");
-                        t.Cell().Border(1).Padding(5).Text("Start in debug mode with 'Hot Reload on Save' enabled.");
-                        t.Cell().Border(1).Background(Colors.Grey.Lighten3).Padding(5).Text("Command line");
-                        t.Cell().Border(1).Padding(5).Text("Run 'dotnet watch'.");
-                    });
-
-                    x.Item().Text("Modify this line and the preview should show your changes instantly.");
-                });
-
-            page.Footer()
-                .AlignCenter()
-                .Text(x =>
-                {
-                    x.Span("Page ");
-                    x.CurrentPageNumber();
-                });
-        });
-    })
-    .ShowInPreviewer();

QuestPDF.Previewer.Examples/QuestPDF.Previewer.Examples.csproj

@@ -1,15 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <OutputType>WinExe</OutputType>
-    <TargetFramework>net6.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\QuestPDF.ReportSample\QuestPDF.ReportSample.csproj" />
-    <ProjectReference Include="..\QuestPDF\QuestPDF.csproj" />
-  </ItemGroup>
-
-</Project>

QuestPDF.Previewer/CommunicationService.cs

@@ -1,79 +0,0 @@
-using System.Text.Json;
-using Microsoft.AspNetCore.Builder;
-using Microsoft.AspNetCore.Hosting;
-using Microsoft.AspNetCore.Http;
-using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Logging;
-using SkiaSharp;
-
-namespace QuestPDF.Previewer;
-
-class CommunicationService
-{
-    public static CommunicationService Instance { get; } = new ();
-    
-    public event Action<ICollection<PreviewPage>>? OnDocumentRefreshed;
-
-    private WebApplication? Application { get; set; }
-
-    private readonly JsonSerializerOptions JsonSerializerOptions = new()
-    {
-        PropertyNameCaseInsensitive = true
-    };
-
-    private CommunicationService()
-    {
-        
-    }
-    
-    public Task Start(int port)
-    {
-        var builder = WebApplication.CreateBuilder();
-        builder.Services.AddLogging(x => x.ClearProviders());
-        builder.WebHost.UseKestrel(options => options.Limits.MaxRequestBodySize = null);
-        Application = builder.Build();
-
-        Application.MapGet("ping", HandlePing);
-        Application.MapGet("version", HandleVersion);
-        Application.MapPost("update/preview", HandleUpdatePreview);
-            
-        return Application.RunAsync($"http://localhost:{port}/");
-    }
-
-    public async Task Stop()
-    {
-        await Application.StopAsync();
-        await Application.DisposeAsync();
-    }
-
-    private async Task<IResult> HandlePing()
-    {
-        return OnDocumentRefreshed == null 
-            ? Results.StatusCode(StatusCodes.Status503ServiceUnavailable) 
-            : Results.Ok();
-    }
-    
-    private async Task<IResult> HandleVersion()
-    {
-        return Results.Json(GetType().Assembly.GetName().Version);
-    }
-    
-    private async Task<IResult> HandleUpdatePreview(HttpRequest request)
-    {
-        var command = JsonSerializer.Deserialize<DocumentSnapshot>(request.Form["command"], JsonSerializerOptions);
-
-        var pages = command
-            .Pages
-            .Select(page =>
-            {
-                using var stream = request.Form.Files[page.Id].OpenReadStream();
-                var picture = SKPicture.Deserialize(stream);
-                        
-                return new PreviewPage(picture, page.Width, page.Height);
-            })
-            .ToList();
-
-        Task.Run(() => OnDocumentRefreshed(pages));
-        return Results.Ok();
-    }
-}

QuestPDF.Previewer/Helpers.cs

@@ -1,20 +0,0 @@
-using SkiaSharp;
-
-namespace QuestPDF.Previewer;
-
-class Helpers
-{
-    public static void GeneratePdfFromDocumentSnapshots(string filePath, ICollection<PreviewPage> pages)
-    {
-        using var stream = File.Create(filePath);
-            
-        using var document = SKDocument.CreatePdf(stream);
-            
-        foreach (var page in pages)
-        {
-            using var canvas = document.BeginPage(page.Width, page.Height);
-            canvas.DrawPicture(page.Picture);
-            document.EndPage();
-        }
-    }
-}

QuestPDF.Previewer/InteractiveCanvas.cs

@@ -1,202 +0,0 @@
-using Avalonia;
-using Avalonia.Platform;
-using Avalonia.Rendering.SceneGraph;
-using Avalonia.Skia;
-using SkiaSharp;
-
-namespace QuestPDF.Previewer;
-
-class InteractiveCanvas : ICustomDrawOperation
-{
-    public Rect Bounds { get; set; }
-    public ICollection<PreviewPage> Pages { get; set; }
-
-    private float Width => (float)Bounds.Width;
-    private float Height => (float)Bounds.Height;
-
-    public float Scale { get; private set; } = 1;
-    public float TranslateX { get; set; }
-    public float TranslateY { get; set; }
-
-    private const float MinScale = 0.1f;
-    private const float MaxScale = 10f;
-
-    private const float PageSpacing = 25f;
-    private const float SafeZone = 25f;
-
-    public float TotalPagesHeight => Pages.Sum(x => x.Height) + (Pages.Count - 1) * PageSpacing;
-    public float TotalHeight => TotalPagesHeight + SafeZone * 2 / Scale;
-    public float MaxWidth => Pages.Any() ? Pages.Max(x => x.Width) : 0;
-    
-    public float MaxTranslateY => TotalHeight - Height / Scale;
-
-    public float ScrollPercentY
-    {
-        get
-        {
-            return TranslateY / MaxTranslateY;
-        }
-        set
-        {
-            TranslateY = value * MaxTranslateY;
-        }
-    }
-
-    public float ScrollViewportSizeY
-    {
-        get
-        {
-            var viewPortSize = Height / Scale / TotalHeight;
-            return Math.Clamp(viewPortSize, 0, 1);
-        }
-    }
-
-    #region transformations
-    
-    private void LimitScale()
-    {
-        Scale = Math.Max(Scale, MinScale);
-        Scale = Math.Min(Scale, MaxScale);
-    }
-    
-    private void LimitTranslate()
-    {
-        if (TotalPagesHeight > Height / Scale)
-        {
-            TranslateY = Math.Min(TranslateY, MaxTranslateY);
-            TranslateY = Math.Max(TranslateY, 0);
-        }
-        else
-        {
-            TranslateY = (TotalPagesHeight - Height / Scale) / 2;
-        }
-
-        if (Width / Scale < MaxWidth)
-        {
-            var maxTranslateX = (Width / 2 - SafeZone) / Scale - MaxWidth / 2;
-
-            TranslateX = Math.Min(TranslateX, -maxTranslateX);
-            TranslateX = Math.Max(TranslateX, maxTranslateX);
-        }
-        else
-        {
-            TranslateX = 0;
-        }
-    }
-
-    public void TranslateWithCurrentScale(float x, float y)
-    {
-        TranslateX += x / Scale;
-        TranslateY += y / Scale;
-
-        LimitTranslate();
-    }
-    
-    public void ZoomToPoint(float x, float y, float factor)
-    {
-        var oldScale = Scale;
-        Scale *= factor;
-                
-        LimitScale();
-   
-        TranslateX -= x / Scale - x / oldScale;
-        TranslateY -= y / Scale - y / oldScale;
-
-        LimitTranslate();
-    }
-    
-    #endregion
-    
-    #region rendering
-    
-    public void Render(IDrawingContextImpl context)
-    {
-        if (Pages.Count <= 0)
-            return;
-
-        LimitScale();
-        LimitTranslate();
-        
-        var canvas = (context as ISkiaDrawingContextImpl)?.SkCanvas;
-        
-        if (canvas == null)
-            throw new InvalidOperationException($"Context needs to be ISkiaDrawingContextImpl but got {nameof(context)}");
-
-        var originalMatrix = canvas.TotalMatrix;
-
-        canvas.Translate(Width / 2, 0);
-        
-        canvas.Scale(Scale);
-        canvas.Translate(TranslateX, -TranslateY + SafeZone / Scale);
-        
-        foreach (var page in Pages)
-        {
-            canvas.Translate(-page.Width / 2f, 0);
-            DrawBlankPage(canvas, page.Width, page.Height);
-            canvas.DrawPicture(page.Picture);
-            canvas.Translate(page.Width / 2f, page.Height + PageSpacing);
-        }
-
-        canvas.SetMatrix(originalMatrix);
-        DrawInnerGradient(canvas);
-    }
-    
-    public void Dispose() { }
-    public bool Equals(ICustomDrawOperation? other) => false;
-    public bool HitTest(Point p) => true;
-
-    #endregion
-    
-    #region blank page
-
-    private static SKPaint BlankPagePaint = new SKPaint
-    {
-        Color = SKColors.White
-    };
-    
-    private static SKPaint BlankPageShadowPaint = new SKPaint
-    {
-        ImageFilter = SKImageFilter.CreateBlendMode(
-            SKBlendMode.Overlay, 
-            SKImageFilter.CreateDropShadowOnly(0, 6, 6, 6, SKColors.Black.WithAlpha(64)),
-            SKImageFilter.CreateDropShadowOnly(0, 10, 14, 14, SKColors.Black.WithAlpha(32)))
-    };
-    
-    private void DrawBlankPage(SKCanvas canvas, float width, float height)
-    {
-        canvas.DrawRect(0, 0, width, height, BlankPageShadowPaint);
-        canvas.DrawRect(0, 0, width, height, BlankPagePaint);
-    }
-    
-    #endregion
-
-    #region inner viewport gradient
-
-    private const int InnerGradientSize = (int)SafeZone;
-    private static readonly SKColor InnerGradientColor = SKColor.Parse("#666");
-    
-    private void DrawInnerGradient(SKCanvas canvas)
-    {
-        // gamma correction
-        var colors = Enumerable
-            .Range(0, InnerGradientSize)
-            .Select(x => 1f - x / (float) InnerGradientSize)
-            .Select(x => Math.Pow(x, 2f))
-            .Select(x => (byte)(x * 255))
-            .Select(x => InnerGradientColor.WithAlpha(x))
-            .ToArray();
-        
-        using var fogPaint = new SKPaint
-        {
-            Shader = SKShader.CreateLinearGradient(
-                new SKPoint(0, 0),
-                new SKPoint(0, InnerGradientSize), 
-                colors,
-                SKShaderTileMode.Clamp)
-        };
-        
-        canvas.DrawRect(0, 0, Width, InnerGradientSize, fogPaint);
-    }
-
-    #endregion
-}

QuestPDF.Previewer/PreviewPage.cs

@@ -1,6 +0,0 @@
-using SkiaSharp;
-
-namespace QuestPDF.Previewer
-{
-    record PreviewPage(SKPicture Picture, float Width, float Height);
-}

QuestPDF.Previewer/PreviewerApp.axaml

@@ -1,8 +0,0 @@
-<Application x:Class="QuestPDF.Previewer.PreviewerApp"
-             xmlns="https://github.com/avaloniaui"
-             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             Name="QuestPDF Document Preview">
-	<Application.Styles>
-		<FluentTheme Mode="Dark" />
-	</Application.Styles>
-</Application>

QuestPDF.Previewer/PreviewerApp.axaml.cs

@@ -1,27 +0,0 @@
-using Avalonia;
-using Avalonia.Controls.ApplicationLifetimes;
-using Avalonia.Markup.Xaml;
-
-namespace QuestPDF.Previewer
-{
-    internal class PreviewerApp : Application
-    {
-        public override void Initialize()
-        {
-            AvaloniaXamlLoader.Load(this);
-        }
-
-        public override void OnFrameworkInitializationCompleted()
-        {
-            if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
-            {
-                desktop.MainWindow = new PreviewerWindow()
-                {
-                    DataContext = new PreviewerWindowViewModel()
-                };
-            }
-            
-            base.OnFrameworkInitializationCompleted();
-        }
-    }
-}

QuestPDF.Previewer/PreviewerControl.cs

@@ -1,118 +0,0 @@
-using System.Collections.ObjectModel;
-using Avalonia;
-using Avalonia.Controls;
-using Avalonia.Input;
-using Avalonia.Media;
-
-namespace QuestPDF.Previewer
-{
-    class PreviewerControl : Control
-    {
-        private InteractiveCanvas InteractiveCanvas { get; set; } = new ();
-        
-        public static readonly StyledProperty<ObservableCollection<PreviewPage>> PagesProperty =
-            AvaloniaProperty.Register<PreviewerControl, ObservableCollection<PreviewPage>>(nameof(Pages));
-        
-        public ObservableCollection<PreviewPage>? Pages
-        {
-            get => GetValue(PagesProperty);
-            set => SetValue(PagesProperty, value);
-        }
-
-        public static readonly StyledProperty<float> CurrentScrollProperty = AvaloniaProperty.Register<PreviewerControl, float>(nameof(CurrentScroll));
-        
-        public float CurrentScroll
-        {
-            get => GetValue(CurrentScrollProperty);
-            set => SetValue(CurrentScrollProperty, value);
-        }
-        
-        public static readonly StyledProperty<float> ScrollViewportSizeProperty = AvaloniaProperty.Register<PreviewerControl, float>(nameof(ScrollViewportSize));
-        
-        public float ScrollViewportSize
-        {
-            get => GetValue(ScrollViewportSizeProperty);
-            set => SetValue(ScrollViewportSizeProperty, value);
-        }
-        
-        public PreviewerControl()
-        {
-            PagesProperty.Changed.Subscribe(x =>
-            {
-                InteractiveCanvas.Pages = x.NewValue.Value;
-                InvalidateVisual();
-            });
-
-            CurrentScrollProperty.Changed.Subscribe(x =>
-            {
-                InteractiveCanvas.ScrollPercentY = x.NewValue.Value;
-                InvalidateVisual();
-            });
-
-            ClipToBounds = true;
-        }
-        
-        protected override void OnPointerWheelChanged(PointerWheelEventArgs e)
-        {
-            base.OnPointerWheelChanged(e);
-
-            if ((e.KeyModifiers & KeyModifiers.Control) != 0)
-            {
-                var scaleFactor = 1 + e.Delta.Y / 10f;
-                var point = new Point(Bounds.Center.X, Bounds.Top) - e.GetPosition(this);
-                
-                InteractiveCanvas.ZoomToPoint((float)point.X, -(float)point.Y, (float)scaleFactor);
-            }
-                
-            if (e.KeyModifiers == KeyModifiers.None)
-            {
-                var translation = (float)e.Delta.Y * 25;
-                InteractiveCanvas.TranslateWithCurrentScale(0, -translation);
-            }
-                
-            InvalidateVisual();
-        }
-
-        private bool IsMousePressed { get; set; }
-        private Vector MousePosition { get; set; }
-        
-        protected override void OnPointerMoved(PointerEventArgs e)
-        {
-            base.OnPointerMoved(e);
-
-            if (IsMousePressed)
-            {
-                var currentPosition = e.GetPosition(this);
-                var translation = currentPosition - MousePosition;
-                InteractiveCanvas.TranslateWithCurrentScale((float)translation.X, -(float)translation.Y);
-                
-                InvalidateVisual();
-            }
-
-            MousePosition = e.GetPosition(this);
-        }
-        
-        protected override void OnPointerPressed(PointerPressedEventArgs e)
-        {
-            base.OnPointerPressed(e);
-            IsMousePressed = true;
-        }
-
-        protected override void OnPointerReleased(PointerReleasedEventArgs e)
-        {
-            base.OnPointerReleased(e);
-            IsMousePressed = false;
-        }
-
-        public override void Render(DrawingContext context)
-        {
-            CurrentScroll = InteractiveCanvas.ScrollPercentY;
-            ScrollViewportSize = InteractiveCanvas.ScrollViewportSizeY;
-    
-            InteractiveCanvas.Bounds = new Rect(0, 0, Bounds.Width, Bounds.Height);
-
-            context.Custom(InteractiveCanvas);
-            base.Render(context);
-        }
-    }
-}

QuestPDF.Previewer/PreviewerRefreshCommand.cs

@@ -1,18 +0,0 @@
-using SkiaSharp;
-
-namespace QuestPDF.Previewer;
-
-internal class DocumentSnapshot
-{
-    public ICollection<PageSnapshot> Pages { get; set; }
-
-    public class PageSnapshot
-    {
-        public string Id { get; set; }
-        
-        public float Width { get; set; }
-        public float Height { get; set; }
-        
-        public SKPicture Picture { get; set; }
-    }
-}

QuestPDF.Previewer/PreviewerWindow.axaml

@@ -1,97 +0,0 @@
-<Window xmlns="https://github.com/avaloniaui"
-		xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-		xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-		xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-		xmlns:previewer="clr-namespace:QuestPDF.Previewer"
-		mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-		x:Class="QuestPDF.Previewer.PreviewerWindow"
-		x:DataType="previewer:PreviewerWindowViewModel"
-		x:CompileBindings="True"
-		WindowStartupLocation="CenterScreen"
-		ExtendClientAreaToDecorationsHint="true"
-		ExtendClientAreaTitleBarHeightHint="-1"
-		Background="#666"
-		Icon="/Resources/Logo.png"
-		UseLayoutRounding="True"
-		Title="QuestPDF Document Preview">
-	
-	<Window.Styles>
-		<Style Selector="Button.actions">
-			<Setter Property="VerticalAlignment" Value="Bottom"/>
-			<Setter Property="HorizontalAlignment" Value="Left"/>
-			<Setter Property="Padding" Value="10"/>
-			<Setter Property="CornerRadius" Value="100"/>
-			<Setter Property="Background" Value="#888"/>
-		</Style>
-		
-		<Style Selector="Button:pointerover /template/ ContentPresenter">
-			<Setter Property="Background" Value="#999"/>
-		</Style>
-	</Window.Styles>
-
-	<Panel>
-		<Grid>
-			<Grid.RowDefinitions>
-				<RowDefinition Height="32" />
-				<RowDefinition Height="*" />
-			</Grid.RowDefinitions>
-
-			<Grid.ColumnDefinitions>
-				<ColumnDefinition Width="*" />
-				<ColumnDefinition Width="Auto" />
-			</Grid.ColumnDefinitions>
-			
-			<TextBlock Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2"
-			           VerticalAlignment="Center" HorizontalAlignment="Center" 
-			           TextAlignment="Center" Text="QuestPDF Previewer" FontSize="14" Foreground="#DFFF" FontWeight="Regular" IsHitTestVisible="False" />
-			
-			<previewer:PreviewerControl Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="2"
-			                            HorizontalAlignment="Stretch" 
-			                            VerticalAlignment="Stretch"
-			                            CurrentScroll="{Binding CurrentScroll, Mode=TwoWay}"
-			                            ScrollViewportSize="{Binding ScrollViewportSize, Mode=OneWayToSource}"
-			                            Pages="{Binding Pages, Mode=OneWay}" />
-			
-			<StackPanel Grid.Row="1" Grid.Column="0" Orientation="Vertical" VerticalAlignment="Bottom" Spacing="16" Margin="32">
-				<Button Classes="actions"
-				        Command="{Binding ShowPdfCommand, Mode=OneTime}"
-				        IsVisible="{Binding !!Pages.Count}"
-				        ToolTip.Tip="Generates PDF file and shows it in the default browser. Useful for testing compatibility and interactive links.">
-					<Viewbox Width="24" Height="24">
-						<Canvas Width="24" Height="24">
-							<Path Fill="White" Data="M14,2H6A2,2 0 0,0 4,4V20A2,2 0 0,0 6,22H13C12.59,21.75 12.2,21.44 11.86,21.1C11.53,20.77 11.25,20.4 11,20H6V4H13V9H18V10.18C18.71,10.34 19.39,10.61 20,11V8L14,2M20.31,18.9C21.64,16.79 21,14 18.91,12.68C16.8,11.35 14,12 12.69,14.08C11.35,16.19 12,18.97 14.09,20.3C15.55,21.23 17.41,21.23 18.88,20.32L22,23.39L23.39,22L20.31,18.9M16.5,19A2.5,2.5 0 0,1 14,16.5A2.5,2.5 0 0,1 16.5,14A2.5,2.5 0 0,1 19,16.5A2.5,2.5 0 0,1 16.5,19Z" />
-						</Canvas>
-					</Viewbox>
-				</Button>
-				
-				<Button Classes="actions"
-				        Command="{Binding ShowDocumentationCommand, Mode=OneTime}"
-				        ToolTip.Tip="Opens official QuestPDF documentation">
-					<Viewbox Width="24" Height="24">
-						<Canvas Width="24" Height="24">
-							<Path Fill="White" Data="M19 1L14 6V17L19 12.5V1M21 5V18.5C19.9 18.15 18.7 18 17.5 18C15.8 18 13.35 18.65 12 19.5V6C10.55 4.9 8.45 4.5 6.5 4.5C4.55 4.5 2.45 4.9 1 6V20.65C1 20.9 1.25 21.15 1.5 21.15C1.6 21.15 1.65 21.1 1.75 21.1C3.1 20.45 5.05 20 6.5 20C8.45 20 10.55 20.4 12 21.5C13.35 20.65 15.8 20 17.5 20C19.15 20 20.85 20.3 22.25 21.05C22.35 21.1 22.4 21.1 22.5 21.1C22.75 21.1 23 20.85 23 20.6V6C22.4 5.55 21.75 5.25 21 5M10 18.41C8.75 18.09 7.5 18 6.5 18C5.44 18 4.18 18.19 3 18.5V7.13C3.91 6.73 5.14 6.5 6.5 6.5C7.86 6.5 9.09 6.73 10 7.13V18.41Z" />
-						</Canvas>
-					</Viewbox>
-				</Button>
-				
-				<Button Classes="actions"
-				        Command="{Binding SponsorProjectCommand, Mode=OneTime}"
-				        ToolTip.Tip="Do you like QuestPDF? Please consider sponsoring the project. It really helps!">
-					<Viewbox Width="24" Height="24">
-						<Canvas Width="24" Height="24">
-							<Path Fill="White" Data="M12,21.1L10.5,22.4C3.9,16.5 0.5,13.4 0.5,9.6C0.5,8.4 0.9,7.3 1.5,6.4C1.5,6.6 1.5,6.8 1.5,7C1.5,11.7 5.4,15.2 12,21.1M13.6,17C18.3,12.7 21.5,9.9 21.6,7C21.6,5 20.1,3.5 18.1,3.5C16.5,3.5 15,4.5 14.5,5.9H12.6C12,4.5 10.5,3.5 9,3.5C7,3.5 5.5,5 5.5,7C5.5,9.9 8.6,12.7 13.4,17L13.5,17.1M18,1.5C21.1,1.5 23.5,3.9 23.5,7C23.5,10.7 20.1,13.8 13.5,19.8C6.9,13.9 3.5,10.8 3.5,7C3.5,3.9 5.9,1.5 9,1.5C10.7,1.5 12.4,2.3 13.5,3.6C14.6,2.3 16.3,1.5 18,1.5Z" />
-						</Canvas>
-					</Viewbox>
-				</Button>
-			</StackPanel>
-			
-			<ScrollBar Grid.Row="1" Grid.Column="1"
-			           Orientation="Vertical" 
-			           AllowAutoHide="False" 
-			           Minimum="0" Maximum="1" 
-			           IsVisible="{Binding VerticalScrollbarVisible, Mode=OneWay}"
-			           Value="{Binding CurrentScroll, Mode=TwoWay}" 
-			           ViewportSize="{Binding ScrollViewportSize, Mode=OneWay}"></ScrollBar>
-		</Grid>
-	</Panel>
-</Window>

QuestPDF.Previewer/PreviewerWindow.axaml.cs

@@ -1,23 +0,0 @@
-using Avalonia.Controls;
-using Avalonia.Markup.Xaml;
-
-namespace QuestPDF.Previewer
-{
-    class PreviewerWindow : Window
-    {
-        public PreviewerWindow()
-        {
-            InitializeComponent();
-        }
-
-        protected override void OnClosed(EventArgs e)
-        {
-            
-        }
-
-        private void InitializeComponent()
-        {
-            AvaloniaXamlLoader.Load(this);
-        }
-    }
-}

QuestPDF.Previewer/PreviewerWindowViewModel.cs

@@ -1,89 +0,0 @@
-using System.Collections.ObjectModel;
-using System.Diagnostics;
-using ReactiveUI;
-using Unit = System.Reactive.Unit;
-using Avalonia.Threading;
-
-namespace QuestPDF.Previewer
-{
-    internal class PreviewerWindowViewModel : ReactiveObject
-    {
-        private ObservableCollection<PreviewPage> _pages = new();
-        public ObservableCollection<PreviewPage> Pages
-        {
-            get => _pages;
-            set => this.RaiseAndSetIfChanged(ref _pages, value);
-        }
-        
-        private float _currentScroll;
-        public float CurrentScroll
-        {
-            get => _currentScroll;
-            set => this.RaiseAndSetIfChanged(ref _currentScroll, value);
-        }
-
-        private float _scrollViewportSize;
-        public float ScrollViewportSize
-        {
-            get => _scrollViewportSize;
-            set
-            {
-                this.RaiseAndSetIfChanged(ref _scrollViewportSize, value);
-                VerticalScrollbarVisible = value < 1;
-            }
-        }
-
-        private bool _verticalScrollbarVisible;
-        public bool VerticalScrollbarVisible
-        {
-            get => _verticalScrollbarVisible;
-            private set => Dispatcher.UIThread.Post(() => this.RaiseAndSetIfChanged(ref _verticalScrollbarVisible, value));
-        }
-
-        public ReactiveCommand<Unit, Unit> ShowPdfCommand { get; }
-        public ReactiveCommand<Unit, Unit> ShowDocumentationCommand { get; }
-        public ReactiveCommand<Unit, Unit> SponsorProjectCommand { get; }
-
-        public PreviewerWindowViewModel()
-        {
-            CommunicationService.Instance.OnDocumentRefreshed += HandleUpdatePreview;
-            
-            ShowPdfCommand = ReactiveCommand.Create(ShowPdf);
-            ShowDocumentationCommand = ReactiveCommand.Create(() => OpenLink("https://www.questpdf.com/documentation/api-reference.html"));
-            SponsorProjectCommand = ReactiveCommand.Create(() => OpenLink("https://github.com/sponsors/QuestPDF"));
-        }
-
-        private void ShowPdf()
-        {
-            var filePath = Path.Combine(Path.GetTempPath(), $"{Guid.NewGuid():N}.pdf");
-            Helpers.GeneratePdfFromDocumentSnapshots(filePath, Pages);
-
-            OpenLink(filePath);
-        }
-        
-        private void OpenLink(string path)
-        {
-            using var openBrowserProcess = new Process
-            {
-                StartInfo = new()
-                {
-                    UseShellExecute = true,
-                    FileName = path
-                }
-            };
-
-            openBrowserProcess.Start();
-        }
-        
-        private void HandleUpdatePreview(ICollection<PreviewPage> pages)
-        {
-            var oldPages = Pages;
-            
-            Pages.Clear();
-            Pages = new ObservableCollection<PreviewPage>(pages);
-            
-            foreach (var page in oldPages)
-                page.Picture.Dispose();
-        }
-    }
-}

QuestPDF.Previewer/Program.cs

@@ -1,38 +0,0 @@
-using Avalonia;
-using Avalonia.Controls.ApplicationLifetimes;
-using Avalonia.ReactiveUI;
-using QuestPDF.Previewer;
-
-var applicationPort = GetCommunicationPort();
-CommunicationService.Instance.Start(applicationPort);
-
-if(Application.Current?.ApplicationLifetime is ClassicDesktopStyleApplicationLifetime desktop)
-{
-    desktop.MainWindow = new PreviewerWindow()
-    {
-        DataContext = new PreviewerWindowViewModel()
-    };
-                
-    desktop.MainWindow.Show();
-    desktop.Start(Array.Empty<string>());
-                
-    return;
-}
-
-AppBuilder
-    .Configure(() => new PreviewerApp())
-    .UsePlatformDetect()    
-    .UseReactiveUI()
-    .StartWithClassicDesktopLifetime(Array.Empty<string>());
-
-static int GetCommunicationPort()
-{
-    const int defaultApplicationPort = 12500;
-    
-    var arguments = Environment.GetCommandLineArgs();
-
-    if (arguments.Length < 2)
-        return defaultApplicationPort;
-
-    return int.TryParse(arguments[1], out var port) ? port : defaultApplicationPort;
-}    

QuestPDF.Previewer/QuestPDF.Previewer.csproj

@@ -1,55 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-    <PropertyGroup>
-        <Authors>MarcinZiabek</Authors>
-        <Company>CodeFlint</Company>
-        <PackageId>QuestPDF.Previewer</PackageId>
-        <Version>2022.6.0</Version>
-        <PackAsTool>true</PackAsTool>
-        <ToolCommandName>questpdf-previewer</ToolCommandName>
-        <PackageDescription>QuestPDF is an open-source, modern and battle-tested library that can help you with generating PDF documents by offering friendly, discoverable and predictable C# fluent API.</PackageDescription>
-        <PackageReleaseNotes>Initial release.</PackageReleaseNotes>
-        <LangVersion>10</LangVersion>
-        <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <PackageIcon>Logo.png</PackageIcon>
-        <PackageIconUrl>https://www.questpdf.com/images/package-logo.png</PackageIconUrl>
-        <PackageProjectUrl>https://www.questpdf.com/</PackageProjectUrl>
-        <RepositoryUrl>https://github.com/QuestPDF/library.git</RepositoryUrl>
-        <RepositoryType>git</RepositoryType>
-        <Copyright>Marcin Ziąbek, QuestPDF contributors</Copyright>
-        <PackageTags>pdf report file export generate generation tool create creation render portable document format quest html library converter open source free standard core previewer</PackageTags>
-        <PackageLicenseExpression>MIT</PackageLicenseExpression>
-        <IncludeSymbols>true</IncludeSymbols>
-        <SymbolPackageFormat>snupkg</SymbolPackageFormat>
-        <OutputType>exe</OutputType>
-        <TargetFramework>net6.0</TargetFramework>
-        <ImplicitUsings>enable</ImplicitUsings>
-        <Nullable>enable</Nullable>
-    </PropertyGroup>
-
-    <ItemGroup>
-        <AvaloniaResource Include="Resources\Logo.png" />
-    </ItemGroup>
-
-    <ItemGroup>
-        <EmbeddedResource Include="Resources\Logo.png" />
-        <None Include="Resources\Logo.png">
-            <Pack>true</Pack>
-            <Visible>false</Visible>
-            <PackagePath>\</PackagePath>
-        </None>
-    </ItemGroup>
-    
-    <ItemGroup>
-        <FrameworkReference Include="Microsoft.AspNetCore.App" />
-        <PackageReference Include="Avalonia" Version="0.10.10" />
-        <PackageReference Include="Avalonia.Desktop" Version="0.10.10" />
-        <PackageReference Include="Avalonia.Diagnostics" Version="0.10.10" />
-        <PackageReference Include="Avalonia.Markup.Xaml.Loader" Version="0.10.10" />
-        <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.10" />
-        <PackageReference Include="ReactiveUI" Version="17.1.50" />
-        <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="2.80.4" />
-        <PackageReference Include="System.Reactive" Version="5.0.0" />
-        <PackageReference Include="SkiaSharp" Version="2.80.4" />
-    </ItemGroup>
-</Project>

QuestPDF.Previewer/readme.md

@@ -1,23 +0,0 @@
-Install nuget locally (in directory where nupkg file is located)
-
-```
-dotnet tool install --global --add-source . QuestPDF.Previewer --global
-```
-
-Run on default port
-
-```
-questpdf-previewer
-```
-
-Run on custom port
-
-```
-questpdf-previewer 12500
-```
-
-Remove nuget locally 
-
-```
-dotnet tool uninstall QuestPDF.Previewer --global
-```

QuestPDF.ReportSample/Layouts/SectionTemplate.cs

@@ -83,6 +83,8 @@ namespace QuestPDF.ReportSample.Layouts
                     .Range(0, model.PhotoCount)
                     .ToList()
                     .ForEach(x => grid.Item().AspectRatio(4 / 3f).Component<ImagePlaceholder>());
+
+                //grid.Item().AspectRatio(4 / 3f).Width(100000).Component<ImagePlaceholder>();
             });
         }
     }

QuestPDF.ReportSample/Layouts/TableOfContentsTemplate.cs

@@ -68,9 +68,11 @@ namespace QuestPDF.ReportSample.Layouts
 
                         var lengthStyle = TextStyle.Default.FontColor(Colors.Grey.Medium);
                         
-                        text.Span(" (").Style(lengthStyle);
-                        text.TotalPagesWithinSection(locationName).Style(lengthStyle).Format(x => x == 1 ? "1 page long" : $"{x} pages long");
-                        text.Span(")").Style(lengthStyle);
+                        text.TotalPagesWithinSection(locationName).Style(lengthStyle).Format(x =>
+                        {
+                            var formatted = x == 1 ? "1 page long" : $"{x} pages long";
+                            return $" ({formatted})";
+                        });
                     });
                 });
         }

QuestPDF.ReportSample/PerformanceTests.cs

@@ -51,7 +51,7 @@ namespace QuestPDF.ReportSample
             Content = documentContainer.Compose();
 
             PageContext = new PageContext();
-            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
+            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content);
 
             var sw = new Stopwatch();
             sw.Start();
@@ -69,7 +69,7 @@ namespace QuestPDF.ReportSample
         [Benchmark]
         public void GenerationTest()
         {
-            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
+            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content);
         }
     }
 }

QuestPDF.ReportSample/QuestPDF.ReportSample.csproj

@@ -9,10 +9,10 @@
 
     <ItemGroup>
         <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
-        <PackageReference Include="nunit" Version="3.13.2" />
-        <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
-        <PackageReference Include="SkiaSharp" Version="2.80.4" />
+        <PackageReference Include="nunit" Version="3.13.3" />
+        <PackageReference Include="NUnit3TestAdapter" Version="4.3.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
+        <PackageReference Include="SkiaSharp" Version="2.88.3" />
     </ItemGroup>
 
     <ItemGroup>

QuestPDF.ReportSample/Tests.cs

@@ -6,6 +6,7 @@ using NUnit.Framework;
 using QuestPDF.Drawing;
 using QuestPDF.Fluent;
 using QuestPDF.Infrastructure;
+using QuestPDF.Previewer;
 using QuestPDF.ReportSample.Layouts;
 
 namespace QuestPDF.ReportSample
@@ -24,11 +25,13 @@ namespace QuestPDF.ReportSample
         [Test] 
         public void GenerateAndShowPdf()
         {
+            Report.ShowInPreviewer();
+            
             //ImagePlaceholder.Solid = true;
-        
-            var path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, $"test_result.pdf");
-            Report.GeneratePdf(path);
-            Process.Start("explorer.exe", path);
+            //
+            // var path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, $"test_result.pdf");
+            // Report.GeneratePdf(path);
+            // Process.Start("explorer.exe", path);
         }
         
         [Test] 
@@ -48,11 +51,10 @@ namespace QuestPDF.ReportSample
             Report.Compose(container);
             var content = container.Compose();
             
-            var metadata = Report.GetMetadata();
             var pageContext = new PageContext();
 
-            DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content, metadata, null);
-            DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content, metadata, null);
+            DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content);
+            DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content);
         }
     }
 }

QuestPDF.ReportSample/Typography.cs

@@ -6,8 +6,8 @@ namespace QuestPDF.ReportSample
 {
     public static class Typography
     {
-        public static TextStyle Title => TextStyle.Default.FontFamily(Fonts.Calibri).FontColor(Colors.Blue.Darken3).FontSize(26).Black();
-        public static TextStyle Headline => TextStyle.Default.FontFamily(Fonts.Calibri).FontColor(Colors.Blue.Medium).FontSize(16).SemiBold();
-        public static TextStyle Normal => TextStyle.Default.FontFamily(Fonts.Verdana).FontColor(Colors.Black).FontSize(10).LineHeight(1.2f);
+        public static TextStyle Title => TextStyle.Default.FontFamily(Fonts.Lato).FontColor(Colors.Blue.Darken3).FontSize(26).Black();
+        public static TextStyle Headline => TextStyle.Default.FontFamily(Fonts.Lato).FontColor(Colors.Blue.Medium).FontSize(16).SemiBold();
+        public static TextStyle Normal => TextStyle.Default.FontFamily(Fonts.Lato).FontColor(Colors.Black).FontSize(10).LineHeight(1.2f);
     }
 }

QuestPDF.UnitTests/AspectRatioTests.cs

@@ -153,7 +153,9 @@ namespace QuestPDF.UnitTests
                     Ratio = 2f
                 })
                 .DrawElement(new Size(500, 200))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(400, 200))
+                .ExpectCanvasTranslate(0, 0)
                 .CheckDrawResult();
         }
         
@@ -168,7 +170,45 @@ namespace QuestPDF.UnitTests
                     Ratio = 2f
                 })
                 .DrawElement(new Size(400, 300))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(400, 200))
+                .ExpectCanvasTranslate(0, 0)
+                .CheckDrawResult();
+        } 
+        
+        [Test]
+        public void DrawChild_PerWidth_RightToLeft()
+        {
+            TestPlan
+                .For(x => new AspectRatio
+                {
+                    Child = x.CreateChild(),
+                    Option = AspectRatioOption.FitArea,
+                    Ratio = 2f,
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .DrawElement(new Size(500, 200))
+                .ExpectCanvasTranslate(100, 0)
+                .ExpectChildDraw(new Size(400, 200))
+                .ExpectCanvasTranslate(-100, 0)
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void DrawChild_PerHeight_RightToLeft()
+        {
+            TestPlan
+                .For(x => new AspectRatio
+                {
+                    Child = x.CreateChild(),
+                    Option = AspectRatioOption.FitArea,
+                    Ratio = 2f,
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .DrawElement(new Size(400, 300))
+                .ExpectCanvasTranslate(0, 0)
+                .ExpectChildDraw(new Size(400, 200))
+                .ExpectCanvasTranslate(0, 0)
                 .CheckDrawResult();
         } 
     }

QuestPDF.UnitTests/BoxTests.cs

@@ -35,7 +35,9 @@ namespace QuestPDF.UnitTests
                 })
                 .MeasureElement(new Size(400, 300))
                 .ExpectChildMeasure(expectedInput: new Size(400, 300), returns: SpacePlan.PartialRender(200, 100))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(200, 100))
+                .ExpectCanvasTranslate(0, 0)
                 .CheckDrawResult();
         }
         
@@ -49,7 +51,43 @@ namespace QuestPDF.UnitTests
                 })
                 .MeasureElement(new Size(500, 400))
                 .ExpectChildMeasure(expectedInput: new Size(500, 400), returns: SpacePlan.FullRender(300, 200))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(300, 200))
+                .ExpectCanvasTranslate(0, 0)
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void Measure_PartialRender_RightToLeft()
+        {
+            TestPlan
+                .For(x => new MinimalBox
+                {
+                    Child = x.CreateChild(),
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .MeasureElement(new Size(400, 300))
+                .ExpectChildMeasure(expectedInput: new Size(400, 300), returns: SpacePlan.PartialRender(200, 100))
+                .ExpectCanvasTranslate(200, 0)
+                .ExpectChildDraw(new Size(200, 100))
+                .ExpectCanvasTranslate(-200, 0)
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void Measure_FullRender_RightToLeft()
+        {
+            TestPlan
+                .For(x => new MinimalBox
+                {
+                    Child = x.CreateChild(),
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .MeasureElement(new Size(500, 400))
+                .ExpectChildMeasure(expectedInput: new Size(500, 400), returns: SpacePlan.FullRender(350, 200))
+                .ExpectCanvasTranslate(150, 0)
+                .ExpectChildDraw(new Size(350, 200))
+                .ExpectCanvasTranslate(-150, 0)
                 .CheckDrawResult();
         }
     }

QuestPDF.UnitTests/PreviewerTests.cs

@@ -0,0 +1,54 @@
+
+
+using System;
+using NUnit.Framework;
+using QuestPDF.Fluent;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+using QuestPDF.Previewer;
+
+namespace QuestPDF.UnitTests
+{
+    public class PreviewerTests
+    {
+        [Test]
+        public void SendError()
+        {
+            Document
+                .Create(container =>
+                {
+                    container.Page(page =>
+                    {
+                        page.Size(PageSizes.A4);
+                        page.Margin(2, Unit.Centimetre);
+                        page.PageColor(Colors.White);
+                        page.DefaultTextStyle(x => x.FontSize(20));
+                        
+                        page.Header()
+                            .Text("Hello PDF!")
+                            .SemiBold().FontSize(36).FontColor(Colors.Blue.Medium);
+                        
+                        page.Content()
+                            .PaddingVertical(1, Unit.Centimetre)
+                            .Column(x =>
+                            {
+                                x.Spacing(20);
+                                
+                                x.Item().Text(Placeholders.LoremIpsum());
+                                x.Item().Image(Placeholders.Image(200, 100));
+                            });
+                        
+                        page.Footer()
+                            .AlignCenter()
+                            .Text(x =>
+                            {
+                                //throw new Exception("Dupa!");
+                                x.Span("Page ");
+                                x.CurrentPageNumber();
+                            });
+                    });
+                })
+                .ShowInPreviewer();
+        }
+    }
+}

QuestPDF.UnitTests/QuestPDF.UnitTests.csproj

@@ -1,16 +1,16 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>netcoreapp3.1</TargetFramework>
+        <TargetFramework>net6.0</TargetFramework>
         <IsPackable>false</IsPackable>
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentAssertions" Version="6.1.0" />
-        <PackageReference Include="nunit" Version="3.13.2" />
-        <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.7.0" />
-        <PackageReference Include="SkiaSharp" Version="2.80.4" />
+        <PackageReference Include="FluentAssertions" Version="6.8.0" />
+        <PackageReference Include="nunit" Version="3.13.3" />
+        <PackageReference Include="NUnit3TestAdapter" Version="4.3.0" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.0" />
+        <PackageReference Include="SkiaSharp" Version="2.88.3" />
     </ItemGroup>
 
     <ItemGroup>

QuestPDF.UnitTests/TestEngine/TestPlan.cs

@@ -195,7 +195,7 @@ namespace QuestPDF.UnitTests.TestEngine
         
         public TestPlan CheckMeasureResult(SpacePlan expected)
         {
-            Element.VisitChildren(x => x?.Initialize(null, Canvas));
+            Element.InjectDependencies(null, Canvas);
             
             var actual = Element.Measure(OperationInput);
             
@@ -210,7 +210,7 @@ namespace QuestPDF.UnitTests.TestEngine
         
         public TestPlan CheckDrawResult()
         {
-            Element.VisitChildren(x => x?.Initialize(null, Canvas));
+            Element.InjectDependencies(null, Canvas);
             Element.Draw(OperationInput);
             return this;
         }
@@ -253,10 +253,10 @@ namespace QuestPDF.UnitTests.TestEngine
             availableSpace ??= new Size(400, 300);
             
             var canvas = new FreeCanvas();
-            value.VisitChildren(x => x.Initialize(null, canvas));
+            value.InjectDependencies(null, canvas);
             var valueMeasure = value.Measure(availableSpace.Value);
             
-            expected.VisitChildren(x => x.Initialize(null, canvas));
+            expected.InjectDependencies(null, canvas);
             var expectedMeasure = expected.Measure(availableSpace.Value);
             
             valueMeasure.Should().BeEquivalentTo(expectedMeasure);
@@ -267,11 +267,11 @@ namespace QuestPDF.UnitTests.TestEngine
             availableSpace ??= new Size(400, 300);
             
             var valueCanvas = new OperationRecordingCanvas();
-            value.VisitChildren(x => x.Initialize(null, valueCanvas));
+            value.InjectDependencies(null, valueCanvas);
             value.Draw(availableSpace.Value);
             
             var expectedCanvas = new OperationRecordingCanvas();
-            expected.VisitChildren(x => x.Initialize(null, expectedCanvas));
+            expected.InjectDependencies(null, expectedCanvas);
             expected.Draw(availableSpace.Value);
             
             valueCanvas.Operations.Should().BeEquivalentTo(expectedCanvas.Operations);

QuestPDF.UnitTests/UnconstrainedTests.cs

@@ -77,7 +77,9 @@ namespace QuestPDF.UnitTests
                 })
                 .DrawElement(new Size(900, 800))
                 .ExpectChildMeasure(Size.Max, SpacePlan.PartialRender(1200, 1600))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(1200, 1600))
+                .ExpectCanvasTranslate(0, 0)
                 .CheckDrawResult();
         }
         
@@ -91,7 +93,43 @@ namespace QuestPDF.UnitTests
                 })
                 .DrawElement(new Size(900, 800))
                 .ExpectChildMeasure(Size.Max, SpacePlan.FullRender(1600, 1000))
+                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(1600, 1000))
+                .ExpectCanvasTranslate(0, 0)
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void Draw_WhenChildPartiallyRenders_RightToLeft()
+        {
+            TestPlan
+                .For(x => new Unconstrained
+                {
+                    Child = x.CreateChild(),
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .DrawElement(new Size(900, 800))
+                .ExpectChildMeasure(Size.Max, SpacePlan.PartialRender(1200, 1600))
+                .ExpectCanvasTranslate(-1200, 0)
+                .ExpectChildDraw(new Size(1200, 1600))
+                .ExpectCanvasTranslate(1200, 0)
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void Draw_WhenChildFullyRenders_RightToLeft()
+        {
+            TestPlan
+                .For(x => new Unconstrained
+                {
+                    Child = x.CreateChild(),
+                    ContentDirection = ContentDirection.RightToLeft
+                })
+                .DrawElement(new Size(900, 800))
+                .ExpectChildMeasure(Size.Max, SpacePlan.FullRender(1600, 1000))
+                .ExpectCanvasTranslate(-1600, 0)
+                .ExpectChildDraw(new Size(1600, 1000))
+                .ExpectCanvasTranslate(1600, 0)
                 .CheckDrawResult();
         }
         

QuestPDF.sln

@@ -8,14 +8,12 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "QuestPDF.UnitTests", "Quest
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "QuestPDF.Examples", "QuestPDF.Examples\QuestPDF.Examples.csproj", "{8BD0A2B4-2DC1-47BA-9724-C158320D9CAE}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "QuestPDF.Previewer.Examples", "QuestPDF.Previewer.Examples\QuestPDF.Previewer.Examples.csproj", "{CA413A39-038F-4A9F-B56F-0E5413B6B158}"
-EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Configuration", "Configuration", "{73123649-216A-47B4-BFB2-DADF13FBE75D}"
 	ProjectSection(SolutionItems) = preProject
 		.editorconfig = .editorconfig
 	EndProjectSection
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "QuestPDF.Previewer", "QuestPDF.Previewer\QuestPDF.Previewer.csproj", "{B2FF6003-3A45-4A78-A85D-B86C7F01D054}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SimpleApp", "SimpleApp\SimpleApp.csproj", "{B361D452-80A8-493A-BEA6-AB268E99153E}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -39,13 +37,9 @@ Global
 		{8BD0A2B4-2DC1-47BA-9724-C158320D9CAE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{8BD0A2B4-2DC1-47BA-9724-C158320D9CAE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8BD0A2B4-2DC1-47BA-9724-C158320D9CAE}.Release|Any CPU.Build.0 = Release|Any CPU
-		{CA413A39-038F-4A9F-B56F-0E5413B6B158}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{CA413A39-038F-4A9F-B56F-0E5413B6B158}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{CA413A39-038F-4A9F-B56F-0E5413B6B158}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{CA413A39-038F-4A9F-B56F-0E5413B6B158}.Release|Any CPU.Build.0 = Release|Any CPU
-		{B2FF6003-3A45-4A78-A85D-B86C7F01D054}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{B2FF6003-3A45-4A78-A85D-B86C7F01D054}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{B2FF6003-3A45-4A78-A85D-B86C7F01D054}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{B2FF6003-3A45-4A78-A85D-B86C7F01D054}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B361D452-80A8-493A-BEA6-AB268E99153E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B361D452-80A8-493A-BEA6-AB268E99153E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B361D452-80A8-493A-BEA6-AB268E99153E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B361D452-80A8-493A-BEA6-AB268E99153E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 EndGlobal

QuestPDF/Drawing/DocumentContainer.cs

@@ -16,13 +16,14 @@ namespace QuestPDF.Drawing
             var container = new Container();
             
             container
+                .DebugPointer("Document")
                 .Column(column =>
                 {
                     Pages
                         .SelectMany(x => new List<Action>()
                         {
                             () => column.Item().PageBreak(),
-                            () => column.Item().Component(x)
+                            () => column.Item().DebugPointer("Page").Component(x)
                         })
                         .Skip(1)
                         .ToList()

QuestPDF/Drawing/DocumentGenerator.cs

@@ -10,6 +10,7 @@ using QuestPDF.Elements.Text.Items;
 using QuestPDF.Fluent;
 using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
+using QuestPDF.Previewer.Inspection;
 
 namespace QuestPDF.Drawing
 {
@@ -51,37 +52,48 @@ namespace QuestPDF.Drawing
             return canvas.Images;
         }
 
-        internal static ICollection<PreviewerPicture> GeneratePreviewerPictures(IDocument document)
+        internal static DocumentPreviewResult GeneratePreviewerPictures(IDocument document)
         {
             var canvas = new SkiaPictureCanvas();
-            RenderDocument(canvas, document);
-            return canvas.Pictures;
+            InspectionElement documentHierarchy = null;
+            
+            RenderDocument(canvas, document, true, x => documentHierarchy = x);
+            
+            return new DocumentPreviewResult
+            {
+                PageSnapshots = canvas.Pictures.ToList(),
+                DocumentHierarchy = documentHierarchy
+            };
         }
         
-        internal static void RenderDocument<TCanvas>(TCanvas canvas, IDocument document)
+        internal static void RenderDocument<TCanvas>(TCanvas canvas, IDocument document, bool applyInspection = false, Action<InspectionElement> inspectionResultHandler = null)
             where TCanvas : ICanvas, IRenderingCanvas
         {
             var container = new DocumentContainer();
             document.Compose(container);
             var content = container.Compose();
             ApplyDefaultTextStyle(content, TextStyle.LibraryDefault);
+            ApplyContentDirection(content, ContentDirection.LeftToRight);
             
-            var metadata = document.GetMetadata();
-            var pageContext = new PageContext();
-
-            var debuggingState = metadata.ApplyDebugging ? ApplyDebugging(content) : null;
-            
-            if (metadata.ApplyCaching)
+            if (Settings.EnableCaching)
                 ApplyCaching(content);
 
-            RenderPass(pageContext, new FreeCanvas(), content, metadata, debuggingState);
-            RenderPass(pageContext, canvas, content, metadata, debuggingState);
+            var pageContext = new PageContext();
+            RenderPass(pageContext, new FreeCanvas(), content);
+            
+            if (applyInspection)
+                ApplyInspection(content);
+            
+            RenderPass(pageContext, canvas, content);
+
+            if (applyInspection)
+                inspectionResultHandler(content.ExtractDocumentHierarchy());
         }
         
-        internal static void RenderPass<TCanvas>(PageContext pageContext, TCanvas canvas, Container content, DocumentMetadata documentMetadata, DebuggingState? debuggingState)
+        internal static void RenderPass<TCanvas>(PageContext pageContext, TCanvas canvas, Container content)
             where TCanvas : ICanvas, IRenderingCanvas
         {
-            content.VisitChildren(x => x?.Initialize(pageContext, canvas));
+            InjectDependencies(content, pageContext, canvas);
             content.VisitChildren(x => (x as IStateResettable)?.ResetState());
             
             canvas.BeginDocument();
@@ -91,7 +103,6 @@ namespace QuestPDF.Drawing
             while(true)
             {
                 pageContext.SetPageNumber(currentPage);
-                debuggingState?.Reset();
                 
                 var spacePlan = content.Measure(Size.Max);
 
@@ -114,7 +125,7 @@ namespace QuestPDF.Drawing
 
                 canvas.EndPage();
 
-                if (currentPage >= documentMetadata.DocumentLayoutExceptionThreshold)
+                if (currentPage >= Settings.DocumentLayoutExceptionThreshold)
                 {
                     canvas.EndDocument();
                     ThrowLayoutException();
@@ -131,17 +142,34 @@ namespace QuestPDF.Drawing
             void ThrowLayoutException()
             {
                 var message = $"Composed layout generates infinite document. This may happen in two cases. " +
-                              $"1) Your document and its layout configuration is correct but the content takes more than {documentMetadata.DocumentLayoutExceptionThreshold} pages. " +
-                              $"In this case, please increase the value {nameof(DocumentMetadata)}.{nameof(DocumentMetadata.DocumentLayoutExceptionThreshold)} property configured in the {nameof(IDocument.GetMetadata)} method. " +
+                              $"1) Your document and its layout configuration is correct but the content takes more than {Settings.DocumentLayoutExceptionThreshold} pages. " +
+                              $"In this case, please increase the value {nameof(QuestPDF)}.{nameof(Settings)}.{nameof(Settings.DocumentLayoutExceptionThreshold)} static property. " +
                               $"2) The layout configuration of your document is invalid. Some of the elements require more space than is provided." +
                               $"Please analyze your documents structure to detect this element and fix its size constraints.";
 
-                var elementTrace = debuggingState?.BuildTrace() ?? "Debug trace is available only in the DEBUG mode.";
+                content.RemoveExistingProxies();
+                content.RemoveExistingContainers();
+                content.ApplyLayoutDebugging();
+                content.Measure(Size.Max);
+                
+                var layoutTrace = content.CollectLayoutErrorTrace();
 
-                throw new DocumentLayoutException(message, elementTrace);
+                throw new DocumentLayoutException(message, layoutTrace);
             }
         }
 
+        internal static void InjectDependencies(this Element content, IPageContext pageContext, ICanvas canvas)
+        {
+            content.VisitChildren(x =>
+            {
+                if (x == null)
+                    return;
+                
+                x.PageContext = pageContext;
+                x.Canvas = canvas;
+            });
+        }
+
         private static void ApplyCaching(Container content)
         {
             content.VisitChildren(x =>
@@ -151,16 +179,30 @@ namespace QuestPDF.Drawing
             });
         }
 
-        private static DebuggingState ApplyDebugging(Container content)
+        private static void ApplyInspection(Container content)
         {
-            var debuggingState = new DebuggingState();
-
             content.VisitChildren(x =>
             {
-                x.CreateProxy(y => new DebuggingProxy(debuggingState, y));
+                x.CreateProxy(y => y is ElementProxy or Container ? y : new InspectionProxy(y));
             });
+        }
+        
+        internal static void ApplyContentDirection(this Element? content, ContentDirection direction)
+        {
+            if (content == null)
+                return;
 
-            return debuggingState;
+            if (content is ContentDirectionSetter contentDirectionSetter)
+            {
+                ApplyContentDirection(contentDirectionSetter.Child, contentDirectionSetter.ContentDirection);
+                return;
+            }
+
+            if (content is IContentDirectionAware contentDirectionAware)
+                contentDirectionAware.ContentDirection = direction;
+            
+            foreach (var child in content.GetChildren())
+                ApplyContentDirection(child, direction);
         }
 
         internal static void ApplyDefaultTextStyle(this Element? content, TextStyle documentDefaultTextStyle)
@@ -174,7 +216,7 @@ namespace QuestPDF.Drawing
                 {
                     if (textBlockItem is TextBlockSpan textSpan)
                     {
-                        textSpan.Style.ApplyGlobalStyle(documentDefaultTextStyle);
+                        textSpan.Style = textSpan.Style.ApplyGlobalStyle(documentDefaultTextStyle);
                     }
                     else if (textBlockItem is TextBlockElement textElement)
                     {
@@ -186,18 +228,13 @@ namespace QuestPDF.Drawing
             }
 
             if (content is DynamicHost dynamicHost)
-                dynamicHost.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
-            
-            var targetTextStyle = documentDefaultTextStyle;
+                dynamicHost.TextStyle = dynamicHost.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
             
             if (content is DefaultTextStyle defaultTextStyleElement)
-            {
-                defaultTextStyleElement.TextStyle.ApplyParentStyle(documentDefaultTextStyle);
-                targetTextStyle = defaultTextStyleElement.TextStyle;
-            }
-            
+               documentDefaultTextStyle = defaultTextStyleElement.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
+
             foreach (var child in content.GetChildren())
-                ApplyDefaultTextStyle(child, targetTextStyle);
+                ApplyDefaultTextStyle(child, documentDefaultTextStyle);
         }
     }
 }

QuestPDF/Drawing/DocumentMetadata.cs

@@ -1,4 +1,5 @@
 using System;
+using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Drawing
 {
@@ -18,14 +19,26 @@ namespace QuestPDF.Drawing
         public DateTime CreationDate { get; set; } = DateTime.Now;
         public DateTime ModifiedDate { get; set; } = DateTime.Now;
 
-        /// <summary>
-        /// If the number of generated pages exceeds this threshold
-        /// (likely due to infinite layout), the exception is thrown.
-        /// </summary>
-        public int DocumentLayoutExceptionThreshold { get; set; } = 250;
+        [Obsolete("This API has been moved since version 2022.9. Please use the QuestPDF.Settings.DocumentLayoutExceptionThreshold static property.")]
+        public int DocumentLayoutExceptionThreshold
+        {
+            get => Settings.DocumentLayoutExceptionThreshold;
+            set => Settings.DocumentLayoutExceptionThreshold = value;
+        }
 
-        public bool ApplyCaching { get; set; } = !System.Diagnostics.Debugger.IsAttached;
-        public bool ApplyDebugging { get; set; } = System.Diagnostics.Debugger.IsAttached;
+        [Obsolete("This API has been moved since version 2022.9. Please use the QuestPDF.Settings.EnableCaching static property.")]
+        public bool ApplyCaching
+        {
+            get => Settings.EnableCaching;
+            set => Settings.EnableCaching = value;
+        }
+        
+        [Obsolete("The new implementation for debugging layout issues does not introduce additional performance overhead. Therefore, this setting is no longer used since the 2023.1 release. Please remove this setter from your code.")]
+        public bool ApplyDebugging
+        {
+            get => Settings.EnableDebugging;
+            set => Settings.EnableDebugging = value;
+        }
 
         public static DocumentMetadata Default => new DocumentMetadata();
     }

QuestPDF/Drawing/Exceptions/DocumentDrawingException.cs

@@ -4,6 +4,11 @@ namespace QuestPDF.Drawing.Exceptions
 {
     public class DocumentDrawingException : Exception
     {
+        internal DocumentDrawingException(string message) : base(message)
+        {
+            
+        }
+        
         internal DocumentDrawingException(string message, Exception inner) : base(message, inner)
         {
             

QuestPDF/Drawing/Exceptions/DocumentLayoutException.cs

@@ -1,12 +1,13 @@
 using System;
+using QuestPDF.Previewer;
 
 namespace QuestPDF.Drawing.Exceptions
 {
     public class DocumentLayoutException : Exception
     {
-        public string? ElementTrace { get; }
+        internal LayoutErrorTrace? ElementTrace { get; }
 
-        internal DocumentLayoutException(string message, string? elementTrace = null) : base(message)
+        internal DocumentLayoutException(string message, LayoutErrorTrace? elementTrace = null) : base(message)
         {
             ElementTrace = elementTrace;
         }

QuestPDF/Drawing/Exceptions/InitializationException.cs

@@ -15,21 +15,21 @@ namespace QuestPDF.Drawing.Exceptions
             
             return $"Cannot create the {documentType} document using the {libraryName} library. " +
                    $"This exception usually means that, on your operating system where you run the application, {libraryName} requires installing additional dependencies. " +
-                   $"Such dependencies are available as additional nuget packages, for example {nugetConvention}.Linux. " +
-                   $"Some operating systems may require installing multiple nugets, e.g. MacOS may need both {nugetConvention}.macOS and {nugetConvention}.Linux." +
+                   $"Such dependencies are available as additional nuget packages, for example {nugetConvention}.Linux.NoDependencies. " +
+                   $"Some operating systems may require installing multiple nugets, e.g. MacOS may need both {nugetConvention}.macOS.NoDependencies and {nugetConvention}.Linux.NoDependencies." +
                    $"Please refer to the {libraryName} documentation for more details. " +
                    $"Also, please consult the inner exception that has been originally thrown by the dependency library.";
 
             (string GetLibraryName, string nugetConvention) GetLibraryName()
             {
                 if (innerExceptionMessage.Contains("libSkiaSharp"))
-                    return ("SkiaSharp", "SkiaSharp.NativeAssets.Linux");
+                    return ("SkiaSharp", "SkiaSharp.NativeAssets");
                 
                 if (innerExceptionMessage.Contains("libHarfBuzzSharp"))
                     return ("HarfBuzzSharp", "HarfBuzzSharp.NativeAssets");
                 
                 // default
-                return ("SkiaSharp-related", "*.NativeAssets.Linux");
+                return ("SkiaSharp-related", "*.NativeAssets");
             }
         }
     }

QuestPDF/Drawing/FontManager.cs

@@ -1,7 +1,9 @@
 using System;
 using System.Collections.Concurrent;
+using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Reflection;
 using HarfBuzzSharp;
 using QuestPDF.Fluent;
 using QuestPDF.Infrastructure;
@@ -12,14 +14,19 @@ namespace QuestPDF.Drawing
 {
     public static class FontManager
     {
-        private static ConcurrentDictionary<string, FontStyleSet> StyleSets = new();
-        private static ConcurrentDictionary<object, SKFontMetrics> FontMetrics = new();
-        private static ConcurrentDictionary<object, SKPaint> FontPaints = new();
-        private static ConcurrentDictionary<string, SKPaint> ColorPaints = new();
-        private static ConcurrentDictionary<object, Font> ShaperFonts = new();
-        private static ConcurrentDictionary<object, SKFont> Fonts = new();
-        private static ConcurrentDictionary<object, TextShaper> TextShapers = new();
+        private static readonly ConcurrentDictionary<string, FontStyleSet> StyleSets = new();
+        private static readonly ConcurrentDictionary<TextStyle, SKFontMetrics> FontMetrics = new();
+        private static readonly ConcurrentDictionary<TextStyle, SKPaint> FontPaints = new();
+        private static readonly ConcurrentDictionary<string, SKPaint> ColorPaints = new();
+        private static readonly ConcurrentDictionary<TextStyle, Font> ShaperFonts = new();
+        private static readonly ConcurrentDictionary<TextStyle, SKFont> Fonts = new();
+        private static readonly ConcurrentDictionary<TextStyle, TextShaper> TextShapers = new();
 
+        static FontManager()
+        {
+            RegisterLibraryDefaultFonts();
+        }
+        
         private static void RegisterFontType(SKData fontData, string? customName = null)
         {
             foreach (var index in Enumerable.Range(0, 256))
@@ -36,8 +43,13 @@ namespace QuestPDF.Drawing
             }
         }
 
-        [Obsolete("Since version 2022.3, the FontManager class offers better font type matching support. Please use the RegisterFont(Stream stream) method.")]
+        [Obsolete("Since version 2022.8 this method has been renamed. Please use the RegisterFontWithCustomName method.")]
         public static void RegisterFontType(string fontName, Stream stream)
+        {
+            RegisterFontWithCustomName(fontName, stream);
+        }
+        
+        public static void RegisterFontWithCustomName(string fontName, Stream stream)
         {
             using var fontData = SKData.Create(stream);
             RegisterFontType(fontData);
@@ -49,6 +61,38 @@ namespace QuestPDF.Drawing
             using var fontData = SKData.Create(stream);
             RegisterFontType(fontData);
         }
+        
+        public static void RegisterFontFromEmbeddedResource(string pathName)
+        {
+            using var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(pathName);
+            RegisterFont(stream);
+        }
+        
+        private static void RegisterLibraryDefaultFonts()
+        {
+            var fontFileNames = new[]
+            {
+                "Lato-Black.ttf",
+                "Lato-BlackItalic.ttf",
+                
+                "Lato-Bold.ttf",
+                "Lato-BoldItalic.ttf",
+                
+                "Lato-Regular.ttf",
+                "Lato-Italic.ttf",
+                
+                "Lato-Light.ttf",
+                "Lato-LightItalic.ttf",
+                
+                "Lato-Thin.ttf",
+                "Lato-ThinItalic.ttf"
+            };
+            
+            fontFileNames
+                .Select(x => $"QuestPDF.Resources.DefaultFont.{x}")
+                .ToList()
+                .ForEach(RegisterFontFromEmbeddedResource);
+        }
 
         internal static SKPaint ColorToPaint(this string color)
         {
@@ -66,7 +110,7 @@ namespace QuestPDF.Drawing
 
         internal static SKPaint ToPaint(this TextStyle style)
         {
-            return FontPaints.GetOrAdd(style.PaintKey, key => Convert(style));
+            return FontPaints.GetOrAdd(style, Convert);
 
             static SKPaint Convert(TextStyle style)
             {
@@ -103,12 +147,15 @@ namespace QuestPDF.Drawing
                 
                 if (fontFromDefaultSource != null)
                     return fontFromDefaultSource;
+
+                var availableFontNames = string.Join(", ", SKFontManager.Default.GetFontFamilies());
                 
                 throw new ArgumentException(
                     $"The typeface '{style.FontFamily}' could not be found. " +
                     $"Please consider the following options: " +
                     $"1) install the font on your operating system or execution environment. " +
-                    $"2) load a font file specifically for QuestPDF usage via the QuestPDF.Drawing.FontManager.RegisterFontType(Stream fileContentStream) static method.");
+                    $"2) load a font file specifically for QuestPDF usage via the QuestPDF.Drawing.FontManager.RegisterFontType(Stream fileContentStream) static method. " +
+                    $"Available font family names: [{availableFontNames}]");
             }
             
             static float GetTextScale(TextStyle style)
@@ -125,14 +172,14 @@ namespace QuestPDF.Drawing
 
         internal static SKFontMetrics ToFontMetrics(this TextStyle style)
         {
-            return FontMetrics.GetOrAdd(style.FontMetricsKey, key => style.NormalPosition().ToPaint().FontMetrics);
+            return FontMetrics.GetOrAdd(style, key => key.NormalPosition().ToPaint().FontMetrics);
         }
 
         internal static Font ToShaperFont(this TextStyle style)
         {
-            return ShaperFonts.GetOrAdd(style.PaintKey, _ =>
+            return ShaperFonts.GetOrAdd(style, key =>
             {
-                var typeface = style.ToPaint().Typeface;
+                var typeface = key.ToPaint().Typeface;
 
                 using var harfBuzzBlob = typeface.OpenStream(out var ttcIndex).ToHarfBuzzBlob();
                 
@@ -153,12 +200,12 @@ namespace QuestPDF.Drawing
         
         internal static TextShaper ToTextShaper(this TextStyle style)
         {
-            return TextShapers.GetOrAdd(style.PaintKey, _ => new TextShaper(style));
+            return TextShapers.GetOrAdd(style, key => new TextShaper(key));
         }
         
-        internal static SKFont FoFont(this TextStyle style)
+        internal static SKFont ToFont(this TextStyle style)
         {
-            return Fonts.GetOrAdd(style.PaintKey, _ => style.ToPaint().ToFont());
+            return Fonts.GetOrAdd(style, key => key.ToPaint().ToFont());
         }
     }
 }

QuestPDF/Drawing/Proxy/CacheProxy.cs

@@ -37,7 +37,7 @@ namespace QuestPDF.Drawing.Proxy
             base.Draw(availableSpace);
         }
 
-        private bool IsClose(float x, float y)
+        private static bool IsClose(float x, float y)
         {
             return Math.Abs(x - y) < Size.Epsilon;
         }

QuestPDF/Drawing/Proxy/DebugStackItem.cs

@@ -1,14 +0,0 @@
-using System.Collections.Generic;
-using QuestPDF.Infrastructure;
-
-namespace QuestPDF.Drawing.Proxy
-{
-    public class DebugStackItem
-    {
-        public IElement Element { get; internal set; }
-        public Size AvailableSpace { get; internal set; }
-        public SpacePlan SpacePlan { get; internal set; }
-
-        public ICollection<DebugStackItem> Stack { get; internal set; } = new List<DebugStackItem>();
-    }
-}

QuestPDF/Drawing/Proxy/DebuggingProxy.cs

@@ -1,24 +1,34 @@
-using QuestPDF.Infrastructure;
+using System.Collections.Generic;
+using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Drawing.Proxy
 {
     internal class DebuggingProxy : ElementProxy
     {
-        private DebuggingState DebuggingState { get; }
+        internal List<MeasureDetails> Measurements { get; } = new();
 
-        public DebuggingProxy(DebuggingState debuggingState, Element child)
+        public DebuggingProxy(Element child)
         {
-            DebuggingState = debuggingState;
             Child = child;
         }
         
         internal override SpacePlan Measure(Size availableSpace)
         {
-            DebuggingState.RegisterMeasure(Child, availableSpace);
-            var spacePlan = base.Measure(availableSpace);
-            DebuggingState.RegisterMeasureResult(Child, spacePlan);
-
+            var spacePlan = Child.Measure(availableSpace);
+            Measurements.Add(new MeasureDetails(availableSpace, spacePlan));
             return spacePlan;
         }
     }
+
+    internal struct MeasureDetails
+    {
+        public Size AvailableSpace { get; }
+        public SpacePlan SpacePlan { get;}
+
+        public MeasureDetails(Size availableSpace, SpacePlan spacePlan)
+        {
+            AvailableSpace = availableSpace;
+            SpacePlan = spacePlan;
+        }
+    }
 }

QuestPDF/Drawing/Proxy/DebuggingState.cs

@@ -1,130 +0,0 @@
-using System;
-using System.Collections;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using QuestPDF.Elements;
-using QuestPDF.Helpers;
-using QuestPDF.Infrastructure;
-
-namespace QuestPDF.Drawing.Proxy
-{
-    internal class DebuggingState
-    {
-        private DebugStackItem Root { get; set; }
-        private Stack<DebugStackItem> Stack { get; set; }
-
-        public DebuggingState()
-        {
-            Reset();
-        }
-        
-        public void Reset()
-        {
-            Root = null;
-            Stack = new Stack<DebugStackItem>();
-        }
-        
-        public void RegisterMeasure(IElement element, Size availableSpace)
-        {
-            if (element.GetType() == typeof(Container))
-                return;
-            
-            var item = new DebugStackItem
-            {
-                Element = element,
-                AvailableSpace = availableSpace
-            };
-
-            Root ??= item;
-            
-            if (Stack.Any())
-                Stack.Peek().Stack.Add(item);
-
-            Stack.Push(item);
-        }
-
-        public void RegisterMeasureResult(IElement element, SpacePlan spacePlan)
-        {
-            if (element.GetType() == typeof(Container))
-                return;
-            
-            var item = Stack.Pop();
-
-            if (item.Element != element)
-                throw new Exception();
-            
-            item.SpacePlan = spacePlan;
-        }
-        
-        public string BuildTrace()
-        {
-            var builder = new StringBuilder();
-            var nestingLevel = 0;
-
-            Traverse(Root);
-            return builder.ToString();
-
-            void Traverse(DebugStackItem item)
-            {
-                var indent = new string(' ', nestingLevel * 4);
-                var title = item.Element.GetType().Name;
-
-                if (item.Element is DebugPointer debugPointer)
-                {
-                    title = debugPointer.Target;
-                    title += debugPointer.Highlight ? " 🌟" : string.Empty;
-                }
-                
-                if (item.SpacePlan.Type != SpacePlanType.FullRender)
-                    title = "🔥 " + title;
-
-                builder.AppendLine(indent + title);
-                builder.AppendLine(indent + new string('-', title.Length));
-                
-                builder.AppendLine(indent + "Available space: " + item.AvailableSpace);
-                builder.AppendLine(indent + "Requested space: " + item.SpacePlan);
-                
-                foreach (var configuration in GetElementConfiguration(item.Element))
-                    builder.AppendLine(indent + configuration);
-
-                builder.AppendLine();
-                
-                nestingLevel++;
-                item.Stack.ToList().ForEach(Traverse);
-                nestingLevel--;
-            }
-
-            static IEnumerable<string> GetElementConfiguration(IElement element)
-            {
-                if (element is DebugPointer)
-                    return Enumerable.Empty<string>();
-                
-                return element
-                    .GetType()
-                    .GetProperties()
-                    .Select(x => new
-                    {
-                        Property = x.Name.PrettifyName(),
-                        Value = x.GetValue(element)
-                    })
-                    .Where(x => !(x.Value is IElement))
-                    .Where(x => x.Value is string || !(x.Value is IEnumerable))
-                    .Where(x => !(x.Value is TextStyle))
-                    .Select(x => $"{x.Property}: {FormatValue(x.Value)}");
-
-                string FormatValue(object value)
-                {
-                    const int maxLength = 100;
-                    
-                    var text = value?.ToString() ?? "-";
-
-                    if (text.Length < maxLength)
-                        return text;
-
-                    return text.AsSpan(0, maxLength).ToString() + "...";
-                }
-            }
-        }
-    }
-}

QuestPDF/Drawing/Proxy/Helpers.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+using QuestPDF.Previewer;
+
+namespace QuestPDF.Drawing.Proxy;
+
+internal static class Helpers
+{
+    public static IReadOnlyCollection<DocumentElementProperty> GetElementConfiguration(this IElement element)
+    {
+        return element
+            .GetType()
+            .GetProperties()
+            .Select(x => new
+            {
+                Property = x.Name.PrettifyName(),
+                Value = x.GetValue(element)
+            })
+            .Where(x => !(x.Value is IElement))
+            .Where(x => x.Value is string || !(x.Value is IEnumerable))
+            .Where(x => !(x.Value is TextStyle))
+            .Select(x => new DocumentElementProperty
+            {
+                Label = x.Property,
+                Value = FormatValue(x.Value)
+            })
+            .ToList();
+
+        string FormatValue(object value)
+        {
+            const int maxLength = 100;
+                
+            var text = value?.ToString() ?? "-";
+
+            if (text.Length < maxLength)
+                return text;
+
+            return text.AsSpan(0, maxLength).ToString() + "...";
+        }
+    }
+}

QuestPDF/Drawing/Proxy/InspectionProxy.cs

@@ -0,0 +1,36 @@
+using System.Collections;
+using System.Collections.Generic;
+using QuestPDF.Infrastructure;
+using QuestPDF.Previewer.Inspection;
+
+namespace QuestPDF.Drawing.Proxy
+{
+    internal class InspectionProxy : ElementProxy
+    {
+        public Dictionary<int, InspectionStateItem> Statistics { get; set; } = new();
+
+        public InspectionProxy(Element child)
+        {
+            Child = child;
+        }
+
+        internal override void Draw(Size availableSpace)
+        {
+            if (Canvas is SkiaCanvasBase canvas)
+            {
+                var matrix = canvas.Canvas.TotalMatrix;
+
+                var inspectionItem = new InspectionStateItem
+                {
+                    Element = Child,
+                    Position = new Position(matrix.TransX, matrix.TransY),
+                    Size = availableSpace
+                };
+
+                Statistics[PageContext.CurrentPage] = inspectionItem;
+            }
+            
+            base.Draw(availableSpace);
+        }
+    }
+}

QuestPDF/Drawing/Proxy/LayoutErrorAnalyzer.cs

@@ -0,0 +1,74 @@
+using System.Linq;
+using QuestPDF.Elements;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+using QuestPDF.Previewer;
+
+namespace QuestPDF.Drawing.Proxy
+{
+    internal static class LayoutErrorAnalyzer
+    {
+        public static void ApplyLayoutDebugging(this Container content)
+        {
+            content.VisitChildren(x =>
+            {
+                x.CreateProxy(y => y is ElementProxy ? y : new DebuggingProxy(y));
+            });
+        }
+        
+        public static void RemoveExistingProxies(this Container content)
+        {
+            content.VisitChildren(x =>
+            {
+                x.CreateProxy(y => y is ElementProxy proxy ? proxy.Child : y);
+            });
+        }
+        
+        public static void RemoveExistingContainers(this Container content)
+        {
+            content.VisitChildren(x =>
+            {
+                x.CreateProxy(y => y is Container container ? container.Child : y);
+            });
+        }
+
+        public static LayoutErrorTrace CollectLayoutErrorTrace(this Container content)
+        {
+            var proxies = content.ExtractProxyOfType<DebuggingProxy>();
+            return Map(proxies);
+
+            LayoutErrorTrace Map(TreeNode<DebuggingProxy> proxy)
+            {
+                var element = proxy.Value.Child;
+                
+                return new LayoutErrorTrace
+                {
+                    ElementType = element.GetType().Name,
+                    IsSingleChildContainer = element is ContainerElement,
+                    ElementProperties = element.GetElementConfiguration().ToList(),
+                    
+                    Measurements = proxy
+                        .Value
+                        .Measurements
+                        .Select(x => new LayoutErrorMeasurement
+                        {
+                            AvailableSpace = new QuestPDF.Previewer.Size()
+                            {
+                                Width = x.AvailableSpace.Width,
+                                Height = x.AvailableSpace.Height
+                            },
+                            SpacePlan = new QuestPDF.Previewer.SpacePlan()
+                            {
+                                Width = x.SpacePlan.Width,
+                                Height = x.SpacePlan.Height,
+                                Type = x.SpacePlan.Type
+                            }
+                        })
+                        .ToList(),
+                    
+                    Children = proxy.Children.Select(Map).ToList()
+                };
+            }
+        }
+    }
+}

QuestPDF/Drawing/TextMeasurement.cs

@@ -1,8 +0,0 @@
-namespace QuestPDF.Drawing
-{
-    internal struct TextMeasurement
-    {
-        public int LineIndex { get; set; }
-        public float FragmentWidth { get; set; }
-    }
-}

QuestPDF/Drawing/TextShaper.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using HarfBuzzSharp;
 using QuestPDF.Infrastructure;
 using SkiaSharp;
@@ -9,24 +10,32 @@ namespace QuestPDF.Drawing
     internal class TextShaper
     {
         public const int FontShapingScale = 512;
-     
-        private Font Font { get; }
-        private SKPaint Paint { get; }
         
-        public TextShaper(TextStyle style)
+        private TextStyle TextStyle { get; }
+
+        private SKFont Font => TextStyle.ToFont();
+        private Font ShaperFont => TextStyle.ToShaperFont();
+        private SKPaint Paint => TextStyle.ToPaint();
+
+        public TextShaper(TextStyle textStyle)
         {
-            Font = style.ToShaperFont();
-            Paint = style.ToPaint();
+            TextStyle = textStyle;
         }
 
         public TextShapingResult Shape(string text)
         {
-            var buffer = new Buffer();
+            using var buffer = new Buffer();
             
             PopulateBufferWithText(buffer, text);
             buffer.GuessSegmentProperties();
 
-            Font.Shape(buffer);
+            if (TextStyle.Direction == TextDirection.LeftToRight)
+                buffer.Direction = Direction.LeftToRight;
+            
+            if (TextStyle.Direction == TextDirection.RightToLeft)
+                buffer.Direction = Direction.RightToLeft;
+            
+            ShaperFont.Shape(buffer);
             
             var length = buffer.Length;
             var glyphInfos = buffer.GlyphInfos;
@@ -53,7 +62,7 @@ namespace QuestPDF.Drawing
                 yOffset += glyphPositions[i].YAdvance * scaleY;
             }
             
-            return new TextShapingResult(glyphs);
+            return new TextShapingResult(buffer.Direction, glyphs);
         }
         
         void PopulateBufferWithText(Buffer buffer, string text)
@@ -89,29 +98,65 @@ namespace QuestPDF.Drawing
     
     internal class TextShapingResult
     {
-        public ShapedGlyph[] Glyphs { get; }
+        private Direction Direction { get; }
+        private ShapedGlyph[] Glyphs { get; }
 
-        public TextShapingResult(ShapedGlyph[] glyphs)
+        public int Length => Glyphs.Length;
+        
+        public ShapedGlyph this[int index] =>
+            Direction == Direction.LeftToRight 
+                ? Glyphs[index] 
+                : Glyphs[Glyphs.Length - 1 - index];
+
+        public TextShapingResult(Direction direction, ShapedGlyph[] glyphs)
         {
+            Direction = direction;
             Glyphs = glyphs;
         }
 
         public int BreakText(int startIndex, float maxWidth)
         {
-            var index = startIndex;
-            maxWidth += Glyphs[startIndex].Position.X;
-
-            while (index < Glyphs.Length)
+            return Direction switch
             {
-                var glyph = Glyphs[index];
-                
-                if (glyph.Position.X + glyph.Width > maxWidth + Size.Epsilon)
-                    break;
-                
-                index++;
-            }
+                Direction.LeftToRight => BreakTextLeftToRight(),
+                Direction.RightToLeft => BreakTextRightToLeft(),
+                _ => throw new ArgumentOutOfRangeException()
+            };
 
-            return index - 1;
+            int BreakTextLeftToRight()
+            {
+                var index = startIndex;
+                maxWidth += Glyphs[startIndex].Position.X;
+
+                while (index < Glyphs.Length)
+                {
+                    var glyph = Glyphs[index];
+                
+                    if (glyph.Position.X + glyph.Width > maxWidth + Size.Epsilon)
+                        break;
+                
+                    index++;
+                }
+
+                return index - 1;
+            }
+            
+            int BreakTextRightToLeft()
+            {
+                var index = startIndex;
+
+                var startOffset = this[startIndex].Position.X + this[startIndex].Width;
+
+                while (index < Glyphs.Length)
+                {
+                    if (startOffset - this[index].Position.X > maxWidth + Size.Epsilon)
+                        break;
+                
+                    index++;
+                }
+
+                return index - 1;
+            }
         }
         
         public float MeasureWidth(int startIndex, int endIndex)
@@ -119,20 +164,28 @@ namespace QuestPDF.Drawing
             if (Glyphs.Length == 0)
                 return 0;
             
-            var start = Glyphs[startIndex];
-            var end = Glyphs[endIndex];
+            var start = this[startIndex];
+            var end = this[endIndex];
 
-            return end.Position.X - start.Position.X + end.Width;
+            return Direction switch
+            {
+                Direction.LeftToRight => end.Position.X - start.Position.X + end.Width,
+                Direction.RightToLeft => start.Position.X - end.Position.X + start.Width,
+                _ => throw new NotSupportedException()
+            };
         }
         
         public DrawTextCommand? PositionText(int startIndex, int endIndex, TextStyle textStyle)
         {
             if (Glyphs.Length == 0)
                 return null;
+
+            if (startIndex > endIndex)
+                return null;
             
             using var skTextBlobBuilder = new SKTextBlobBuilder();
             
-            var positionedRunBuffer = skTextBlobBuilder.AllocatePositionedRun(textStyle.FoFont(), endIndex - startIndex + 1);
+            var positionedRunBuffer = skTextBlobBuilder.AllocatePositionedRun(textStyle.ToFont(), endIndex - startIndex + 1);
             var glyphSpan = positionedRunBuffer.GetGlyphSpan();
             var positionSpan = positionedRunBuffer.GetPositionSpan();
                 
@@ -140,14 +193,18 @@ namespace QuestPDF.Drawing
             {
                 var runIndex = sourceIndex - startIndex;
                 
-                glyphSpan[runIndex] = Glyphs[sourceIndex].Codepoint;
-                positionSpan[runIndex] = Glyphs[sourceIndex].Position;
+                glyphSpan[runIndex] = this[sourceIndex].Codepoint;
+                positionSpan[runIndex] = this[sourceIndex].Position;
             }
+
+            var firstVisualCharacterIndex = Direction == Direction.LeftToRight
+                ? startIndex
+                : endIndex;
             
             return new DrawTextCommand
             {
                 SkTextBlob = skTextBlobBuilder.Build(),
-                TextOffsetX = -Glyphs[startIndex].Position.X
+                TextOffsetX = -this[firstVisualCharacterIndex].Position.X
             };
         }
     }

QuestPDF/Elements/AspectRatio.cs

@@ -4,8 +4,10 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class AspectRatio : ContainerElement, ICacheable
+    internal class AspectRatio : ContainerElement, ICacheable, IContentDirectionAware
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         public float Ratio { get; set; } = 1;
         public AspectRatioOption Option { get; set; } = AspectRatioOption.FitWidth;
         
@@ -42,7 +44,14 @@ namespace QuestPDF.Elements
                 return;
             
             var size = GetTargetSize(availableSpace);
+            
+            var offset = ContentDirection == ContentDirection.LeftToRight
+                ? Position.Zero
+                : new Position(availableSpace.Width - size.Width, 0);
+            
+            Canvas.Translate(offset);
             base.Draw(size);
+            Canvas.Translate(offset.Reverse());
         }
         
         private Size GetTargetSize(Size availableSpace)

QuestPDF/Elements/Canvas.cs

@@ -1,4 +1,5 @@
 using QuestPDF.Drawing;
+using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
 using SkiaSharp;
 
@@ -12,7 +13,9 @@ namespace QuestPDF.Elements
         
         internal override SpacePlan Measure(Size availableSpace)
         {
-            return SpacePlan.FullRender(availableSpace);
+            return availableSpace.IsNegative() 
+                ? SpacePlan.Wrap() 
+                : SpacePlan.FullRender(availableSpace);
         }
 
         internal override void Draw(Size availableSpace)

QuestPDF/Elements/Column.cs

@@ -6,7 +6,7 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class ColumnItem : Container
+    internal class ColumnItem : ContainerElement
     {
         public bool IsRendered { get; set; }
     }
@@ -74,7 +74,7 @@ namespace QuestPDF.Elements
                     command.ColumnItem.IsRendered = true;
 
                 var targetSize = new Size(availableSpace.Width, command.Size.Height);
-                
+
                 Canvas.Translate(command.Offset);
                 command.ColumnItem.Draw(targetSize);
                 Canvas.Translate(command.Offset.Reverse());
@@ -94,7 +94,12 @@ namespace QuestPDF.Elements
                 if (item.IsRendered)
                     continue;
 
-                var itemSpace = new Size(availableSpace.Width, availableSpace.Height - topOffset);
+                var availableHeight = availableSpace.Height - topOffset;
+                
+                if (availableHeight < 0)
+                    break;
+
+                var itemSpace = new Size(availableSpace.Width, availableHeight);
                 var measurement = item.Measure(itemSpace);
                 
                 if (measurement.Type == SpacePlanType.Wrap)

QuestPDF/Elements/Constrained.cs

@@ -5,8 +5,10 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class Constrained : ContainerElement, ICacheable
+    internal class Constrained : ContainerElement, ICacheable, IContentDirectionAware
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         public float? MinWidth { get; set; }
         public float? MaxWidth { get; set; }
 
@@ -45,11 +47,17 @@ namespace QuestPDF.Elements
         
         internal override void Draw(Size availableSpace)
         {
-            var available = new Size(
+            var size = new Size(
                 Min(MaxWidth, availableSpace.Width),
                 Min(MaxHeight, availableSpace.Height));
             
-            Child?.Draw(available);
+            var offset = ContentDirection == ContentDirection.LeftToRight
+                ? Position.Zero
+                : new Position(availableSpace.Width - size.Width, 0);
+            
+            Canvas.Translate(offset);
+            base.Draw(size);
+            Canvas.Translate(offset.Reverse());
         }
         
         private static float Min(float? x, float y)

QuestPDF/Elements/ContentDirectionSetter.cs

@@ -0,0 +1,9 @@
+using QuestPDF.Infrastructure;
+
+namespace QuestPDF.Elements
+{
+    internal class ContentDirectionSetter : ContainerElement
+    {
+        public ContentDirection ContentDirection { get; set; }
+    }
+}

QuestPDF/Elements/DebugPointer.cs

@@ -1,8 +1,9 @@
 using System.ComponentModel;
+using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class DebugPointer : Container
+    internal class DebugPointer : ContainerElement
     {
         public string Target { get; set; }
         public bool Highlight { get; set; }

QuestPDF/Elements/Decoration.cs

@@ -14,8 +14,10 @@ namespace QuestPDF.Elements
         public Position Offset { get; set; }
     }
     
-    internal class Decoration : Element, ICacheable
+    internal class Decoration : Element, ICacheable, IContentDirectionAware
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         internal Element Before { get; set; } = new Empty();
         internal Element Content { get; set; } = new Empty();
         internal Element After { get; set; } = new Empty();
@@ -64,9 +66,13 @@ namespace QuestPDF.Elements
             {
                 var elementSize = new Size(width, command.Measurement.Height);
                 
-                Canvas.Translate(command.Offset);
+                var offset = ContentDirection == ContentDirection.LeftToRight
+                    ? command.Offset
+                    : new Position(availableSpace.Width - width, command.Offset.Y);
+                
+                Canvas.Translate(offset);
                 command.Element.Draw(elementSize);
-                Canvas.Translate(command.Offset.Reverse());
+                Canvas.Translate(offset.Reverse());
             }
         }
 

QuestPDF/Elements/Dynamic.cs

@@ -6,13 +6,14 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class DynamicHost : Element, IStateResettable
+    internal class DynamicHost : Element, IStateResettable, IContentDirectionAware
     {
         private DynamicComponentProxy Child { get; }
         private object InitialComponentState { get; set; }
 
-        internal TextStyle TextStyle { get; } = new();
-
+        internal TextStyle TextStyle { get; set; } = TextStyle.Default;
+        public ContentDirection ContentDirection { get; set; }
+        
         public DynamicHost(DynamicComponentProxy child)
         {
             Child = child;
@@ -51,12 +52,14 @@ namespace QuestPDF.Elements
             
             var context = new DynamicContext
             {
-                PageNumber = PageContext.CurrentPage,
-                TotalPages = PageContext.GetLocation(Infrastructure.PageContext.DocumentLocation).PageEnd,
                 PageContext = PageContext,
                 Canvas = Canvas,
-                TextStyle = TextStyle,
                 
+                TextStyle = TextStyle,
+                ContentDirection = ContentDirection,
+                
+                PageNumber = PageContext.CurrentPage,
+                TotalPages = PageContext.GetLocation(Infrastructure.PageContext.DocumentLocation).PageEnd,
                 AvailableSize = availableSize
             };
             
@@ -73,7 +76,9 @@ namespace QuestPDF.Elements
     {
         internal IPageContext PageContext { get; set; }
         internal ICanvas Canvas { get; set; }
+        
         internal TextStyle TextStyle { get; set; }
+        internal ContentDirection ContentDirection { get; set; }
     
         public int PageNumber { get; internal set; }
         public int TotalPages { get; internal set; }
@@ -85,7 +90,9 @@ namespace QuestPDF.Elements
             content(container);
             
             container.ApplyDefaultTextStyle(TextStyle);
-            container.VisitChildren(x => x?.Initialize(PageContext, Canvas));
+            container.ApplyContentDirection(ContentDirection);
+            
+            container.InjectDependencies(PageContext, Canvas);
             container.VisitChildren(x => (x as IStateResettable)?.ResetState());
 
             container.Size = container.Measure(Size.Max);

QuestPDF/Elements/DynamicImage.cs

@@ -1,5 +1,6 @@
 using System;
 using QuestPDF.Drawing;
+using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
 using SkiaSharp;
 
@@ -11,7 +12,9 @@ namespace QuestPDF.Elements
         
         internal override SpacePlan Measure(Size availableSpace)
         {
-            return SpacePlan.FullRender(availableSpace.Width, availableSpace.Height);
+            return availableSpace.IsNegative() 
+                ? SpacePlan.Wrap() 
+                : SpacePlan.FullRender(availableSpace);
         }
 
         internal override void Draw(Size availableSpace)
@@ -21,13 +24,8 @@ namespace QuestPDF.Elements
             if (imageData == null)
                 return;
 
-            var imageElement = new Image
-            {
-                InternalImage = SKImage.FromEncodedData(imageData)
-            };
-            
-            imageElement.Initialize(PageContext, Canvas);
-            imageElement.Draw(availableSpace);
+            using var image = SKImage.FromEncodedData(imageData);
+            Canvas.DrawImage(image, Position.Zero, availableSpace);
         }
     }
 }

QuestPDF/Elements/Empty.cs

@@ -1,4 +1,5 @@
 using QuestPDF.Drawing;
+using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
@@ -9,7 +10,9 @@ namespace QuestPDF.Elements
         
         internal override SpacePlan Measure(Size availableSpace)
         {
-            return SpacePlan.FullRender(0, 0);
+            return availableSpace.IsNegative() 
+                ? SpacePlan.Wrap() 
+                : SpacePlan.FullRender(0, 0);
         }
 
         internal override void Draw(Size availableSpace)

QuestPDF/Elements/Image.cs

@@ -1,4 +1,5 @@
 using QuestPDF.Drawing;
+using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
 using SkiaSharp;
 
@@ -15,7 +16,9 @@ namespace QuestPDF.Elements
         
         internal override SpacePlan Measure(Size availableSpace)
         {
-            return SpacePlan.FullRender(availableSpace);
+            return availableSpace.IsNegative() 
+                ? SpacePlan.Wrap() 
+                : SpacePlan.FullRender(availableSpace);
         }
 
         internal override void Draw(Size availableSpace)

QuestPDF/Elements/Inlined.cs

@@ -6,7 +6,7 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class InlinedElement : Container
+    internal class InlinedElement : ContainerElement
     {
 
     }
@@ -19,16 +19,24 @@ namespace QuestPDF.Elements
         Justify,
         SpaceAround
     }
-    
-    internal class Inlined : Element, IStateResettable
+
+    internal struct InlinedMeasurement
     {
+        public Element Element { get; set; }
+        public SpacePlan Size { get; set; }
+    }
+    
+    internal class Inlined : Element, IStateResettable, IContentDirectionAware
+    {
+        public ContentDirection ContentDirection { get; set; }
+        
         public List<InlinedElement> Elements { get; internal set; } = new List<InlinedElement>();
         private Queue<InlinedElement> ChildrenQueue { get; set; }
 
         internal float VerticalSpacing { get; set; }
         internal float HorizontalSpacing { get; set; }
         
-        internal InlinedAlignment ElementsAlignment { get; set; }
+        internal InlinedAlignment? ElementsAlignment { get; set; }
         internal VerticalAlignment BaselineAlignment { get; set; }
         
         public void ResetState()
@@ -41,8 +49,15 @@ namespace QuestPDF.Elements
             return Elements;
         }
         
+        internal override void CreateProxy(Func<Element?, Element?> create)
+        {
+            Elements.ForEach(x => x.Child = create(x.Child));
+        }
+        
         internal override SpacePlan Measure(Size availableSpace)
         {
+            SetDefaultAlignment();   
+            
             if (!ChildrenQueue.Any())
                 return SpacePlan.FullRender(Size.Zero);
             
@@ -75,15 +90,14 @@ namespace QuestPDF.Elements
 
         internal override void Draw(Size availableSpace)
         {
+            SetDefaultAlignment();
+            
             var lines = Compose(availableSpace);
             var topOffset = 0f;
             
             foreach (var line in lines)
             {
-                var height = line
-                    .Select(x => x.Measure(Size.Max))
-                    .Where(x => x.Type != SpacePlanType.Wrap)
-                    .Max(x => x.Height);
+                var height = line.Max(x => x.Size.Height);
                 
                 DrawLine(line);
 
@@ -94,58 +108,58 @@ namespace QuestPDF.Elements
             Canvas.Translate(new Position(0, -topOffset));
             lines.SelectMany(x => x).ToList().ForEach(x => ChildrenQueue.Dequeue());
 
-            void DrawLine(ICollection<InlinedElement> elements)
+            void DrawLine(ICollection<InlinedMeasurement> lineMeasurements)
             {
-                var lineSize = GetLineSize(elements);
+                var lineSize = GetLineSize(lineMeasurements);
 
                 var elementOffset = ElementOffset();
                 var leftOffset = AlignOffset();
-                Canvas.Translate(new Position(leftOffset, 0));
                 
-                foreach (var element in elements)
+                foreach (var measurement in lineMeasurements)
                 {
-                    var size = (Size)element.Measure(Size.Max);
+                    var size = (Size)measurement.Size;
                     var baselineOffset = BaselineOffset(size, lineSize.Height);
 
                     if (size.Height == 0)
                         size = new Size(size.Width, lineSize.Height);
                     
-                    Canvas.Translate(new Position(0, baselineOffset));
-                    element.Draw(size);
-                    Canvas.Translate(new Position(0, -baselineOffset));
+                    var offset = ContentDirection == ContentDirection.LeftToRight
+                        ? new Position(leftOffset, baselineOffset)
+                        : new Position(availableSpace.Width - size.Width - leftOffset, baselineOffset);
+                    
+                    Canvas.Translate(offset);
+                    measurement.Element.Draw(size);
+                    Canvas.Translate(offset.Reverse());
 
                     leftOffset += size.Width + elementOffset;
-                    Canvas.Translate(new Position(size.Width + elementOffset, 0));
                 }
-                
-                Canvas.Translate(new Position(-leftOffset, 0));
 
                 float ElementOffset()
                 {
                     var difference = availableSpace.Width - lineSize.Width;
 
-                    if (elements.Count == 1)
+                    if (lineMeasurements.Count == 1)
                         return 0;
 
                     return ElementsAlignment switch
                     {
-                        InlinedAlignment.Justify => difference / (elements.Count - 1),
-                        InlinedAlignment.SpaceAround => difference / (elements.Count + 1),
+                        InlinedAlignment.Justify => difference / (lineMeasurements.Count - 1),
+                        InlinedAlignment.SpaceAround => difference / (lineMeasurements.Count + 1),
                         _ => HorizontalSpacing
                     };
                 }
 
                 float AlignOffset()
                 {
-                    var difference = availableSpace.Width - lineSize.Width - (elements.Count - 1) * HorizontalSpacing;
+                    var emptySpace = availableSpace.Width - lineSize.Width - (lineMeasurements.Count - 1) * HorizontalSpacing;
 
                     return ElementsAlignment switch
                     {
-                        InlinedAlignment.Left => 0,
+                        InlinedAlignment.Left => ContentDirection == ContentDirection.LeftToRight ? 0 : emptySpace,
                         InlinedAlignment.Justify => 0,
                         InlinedAlignment.SpaceAround => elementOffset,
-                        InlinedAlignment.Center => difference / 2,
-                        InlinedAlignment.Right => difference,
+                        InlinedAlignment.Center => emptySpace / 2,
+                        InlinedAlignment.Right => ContentDirection == ContentDirection.LeftToRight ? emptySpace : 0,
                         _ => 0
                     };
                 }
@@ -164,24 +178,29 @@ namespace QuestPDF.Elements
             }
         }
 
-        Size GetLineSize(ICollection<InlinedElement> elements)
+        void SetDefaultAlignment()
         {
-            var sizes = elements
-                .Select(x => x.Measure(Size.Max))
-                .Where(x => x.Type != SpacePlanType.Wrap)
-                .ToList();
-            
-            var width = sizes.Sum(x => x.Width);
-            var height = sizes.Max(x => x.Height);
+            if (ElementsAlignment.HasValue)
+                return;
+
+            ElementsAlignment = ContentDirection == ContentDirection.LeftToRight
+                ? InlinedAlignment.Left
+                : InlinedAlignment.Right;
+        }
+        
+        Size GetLineSize(ICollection<InlinedMeasurement> measurements)
+        {
+            var width = measurements.Sum(x => x.Size.Width);
+            var height = measurements.Max(x => x.Size.Height);
 
             return new Size(width, height);
         }
         
         // list of lines, each line is a list of elements
-        private ICollection<ICollection<InlinedElement>> Compose(Size availableSize)
+        private ICollection<ICollection<InlinedMeasurement>> Compose(Size availableSize)
         {
             var queue = new Queue<InlinedElement>(ChildrenQueue);
-            var result = new List<ICollection<InlinedElement>>();
+            var result = new List<ICollection<InlinedMeasurement>>();
 
             var topOffset = 0f;
             
@@ -192,10 +211,7 @@ namespace QuestPDF.Elements
                 if (!line.Any())
                     break;
 
-                var height = line
-                    .Select(x => x.Measure(availableSize))
-                    .Where(x => x.Type != SpacePlanType.Wrap)
-                    .Max(x => x.Height);
+                var height = line.Max(x => x.Size.Height);
                 
                 if (topOffset + height > availableSize.Height + Size.Epsilon)
                     break;
@@ -206,9 +222,9 @@ namespace QuestPDF.Elements
 
             return result;
 
-            ICollection<InlinedElement> GetNextLine()
+            ICollection<InlinedMeasurement> GetNextLine()
             {
-                var result = new List<InlinedElement>();
+                var result = new List<InlinedMeasurement>();
                 var leftOffset = GetInitialAlignmentOffset();
                 
                 while (true)
@@ -217,7 +233,7 @@ namespace QuestPDF.Elements
                         break;
                     
                     var element = queue.Peek();
-                    var size = element.Measure(Size.Max);
+                    var size = element.Measure(new Size(availableSize.Width, Size.Max.Height));
                     
                     if (size.Type == SpacePlanType.Wrap)
                         break;
@@ -227,7 +243,12 @@ namespace QuestPDF.Elements
 
                     queue.Dequeue();
                     leftOffset += size.Width + HorizontalSpacing;
-                    result.Add(element);    
+                    
+                    result.Add(new InlinedMeasurement
+                    {
+                        Element = element,
+                        Size = size
+                    });    
                 }
 
                 return result;

QuestPDF/Elements/Layers.cs

@@ -20,6 +20,11 @@ namespace QuestPDF.Elements
             return Children;
         }
         
+        internal override void CreateProxy(Func<Element?, Element?> create)
+        {
+            Children.ForEach(x => x.Child = create(x.Child));
+        }
+        
         internal override SpacePlan Measure(Size availableSpace)
         {
             return Children

QuestPDF/Elements/Line.cs

@@ -23,6 +23,9 @@ namespace QuestPDF.Elements
         
         internal override SpacePlan Measure(Size availableSpace)
         {
+            if (availableSpace.IsNegative())
+                return SpacePlan.Wrap();
+            
             return Type switch
             {
                 LineType.Vertical when availableSpace.Width + Infrastructure.Size.Epsilon >= Size => SpacePlan.FullRender(Size, 0),

QuestPDF/Elements/MinimalBox.cs

@@ -3,8 +3,10 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class MinimalBox : ContainerElement
+    internal class MinimalBox : ContainerElement, IContentDirectionAware
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         internal override void Draw(Size availableSpace)
         {
             var targetSize = base.Measure(availableSpace);
@@ -12,7 +14,13 @@ namespace QuestPDF.Elements
             if (targetSize.Type == SpacePlanType.Wrap)
                 return;
             
+            var translate = ContentDirection == ContentDirection.RightToLeft
+                ? new Position(availableSpace.Width - targetSize.Width, 0)
+                : Position.Zero;
+            
+            Canvas.Translate(translate);
             base.Draw(targetSize);
+            Canvas.Translate(translate.Reverse());
         }
     }
 }

QuestPDF/Elements/Page.cs

@@ -8,7 +8,8 @@ namespace QuestPDF.Elements
 {
     internal class Page : IComponent
     {
-        public TextStyle DefaultTextStyle { get; set; } = new TextStyle();
+        public ContentDirection ContentDirection { get; set; }
+        public TextStyle DefaultTextStyle { get; set; } = TextStyle.Default;
         
         public Size MinSize { get; set; } = PageSizes.A4;
         public Size MaxSize { get; set; } = PageSizes.A4;
@@ -30,6 +31,7 @@ namespace QuestPDF.Elements
         public void Compose(IContainer container)
         {
             container
+                .ContentDirection(ContentDirection)
                 .Background(BackgroundColor)
                 .Layers(layers =>
                 {
@@ -40,6 +42,7 @@ namespace QuestPDF.Elements
                     
                     layers
                         .PrimaryLayer()
+                        .DebugPointer("Page primary layer")
                         .MinWidth(MinSize.Width)
                         .MinHeight(MinSize.Height)
                 
@@ -62,9 +65,9 @@ namespace QuestPDF.Elements
 
                             decoration
                                 .Content()
+                                .DebugPointer("Page content")
                                 .Element(x => IsClose(MinSize.Width, MaxSize.Width) ? x.ExtendHorizontal() : x)
                                 .Element(x => IsClose(MinSize.Height, MaxSize.Height) ? x.ExtendVertical() : x)
-                                .DebugPointer("Page content")
                                 .Element(Content);
 
                             decoration

QuestPDF/Elements/PageBreak.cs

@@ -1,4 +1,5 @@
 using QuestPDF.Drawing;
+using QuestPDF.Helpers;
 using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
@@ -14,6 +15,9 @@ namespace QuestPDF.Elements
 
         internal override SpacePlan Measure(Size availableSpace)
         {
+            if (availableSpace.IsNegative())
+                return SpacePlan.Wrap();
+            
             if (IsRendered)
                 return SpacePlan.FullRender(0, 0);
 

QuestPDF/Elements/Placeholder.cs

@@ -25,6 +25,7 @@ namespace QuestPDF.Elements
                 {
                     if (string.IsNullOrWhiteSpace(Text))
                         x.MaxHeight(32).Image(ImageData, ImageScaling.FitArea);
+                    
                     else
                         x.Text(Text).FontSize(14);
                 });

QuestPDF/Elements/Row.cs

@@ -14,7 +14,7 @@ namespace QuestPDF.Elements
         Relative
     }
     
-    internal class RowItem : Container
+    internal class RowItem : ContainerElement
     {
         public bool IsRendered { get; set; }
         public float Width { get; set; }
@@ -31,8 +31,10 @@ namespace QuestPDF.Elements
         public Position Offset { get; set; }
     }
     
-    internal class Row : Element, ICacheable, IStateResettable
+    internal class Row : Element, ICacheable, IStateResettable, IContentDirectionAware
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         internal List<RowItem> Items { get; } = new();
         internal float Spacing { get; set; }
 
@@ -91,9 +93,13 @@ namespace QuestPDF.Elements
                 if (command.Measurement.Type == SpacePlanType.Wrap)
                     continue;
 
-                Canvas.Translate(command.Offset);
+                var offset = ContentDirection == ContentDirection.LeftToRight
+                    ? command.Offset
+                    : new Position(availableSpace.Width - command.Offset.X - command.Size.Width, 0);
+                    
+                Canvas.Translate(offset);
                 command.RowItem.Draw(command.Size);
-                Canvas.Translate(command.Offset.Reverse());
+                Canvas.Translate(offset.Reverse());
             }
             
             if (Items.All(x => x.IsRendered))

QuestPDF/Elements/Table/Table.cs

@@ -9,12 +9,15 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements.Table
 {
-    internal class Table : Element, IStateResettable
+    internal class Table : Element, IStateResettable, IContentDirectionAware
     {
-        public List<TableColumnDefinition> Columns { get; set; } = new List<TableColumnDefinition>();
-        public List<TableCell> Cells { get; set; } = new List<TableCell>();
+        public ContentDirection ContentDirection { get; set; }
+        
+        public List<TableColumnDefinition> Columns { get; set; } = new();
+        public List<TableCell> Cells { get; set; } = new();
         public bool ExtendLastCellsToTableBottom { get; set; }
         
+        private bool CacheInitialized { get; set; }
         private int StartingRowsCount { get; set; }
         private int RowsCount { get; set; }
         private int CurrentRow { get; set; }
@@ -24,27 +27,40 @@ namespace QuestPDF.Elements.Table
         // inner table: list of all cells that ends at the corresponding row
         private TableCell[][] CellsCache { get; set; }
         private int MaxRow { get; set; }
+        private int MaxRowSpan { get; set; }
         
-        internal override void Initialize(IPageContext pageContext, ICanvas canvas)
-        {
-            StartingRowsCount = Cells.Select(x => x.Row).DefaultIfEmpty(0).Max();
-            RowsCount = Cells.Select(x => x.Row + x.RowSpan - 1).DefaultIfEmpty(0).Max();
-            Cells = Cells.OrderBy(x => x.Row).ThenBy(x => x.Column).ToList();
-            BuildCache();
-
-            base.Initialize(pageContext, canvas);
-        }
-
         internal override IEnumerable<Element?> GetChildren()
         {
             return Cells;
         }
 
+        internal override void CreateProxy(Func<Element?, Element?> create)
+        {
+            Cells.ForEach(x => x.Child = create(x.Child));
+        }
+        
         public void ResetState()
         {
-            Cells.ForEach(x => x.IsRendered = false);
+            Initialize();
+            
+            foreach (var x in Cells)
+                x.IsRendered = false;
+            
             CurrentRow = 1;
         }
+        
+        private void Initialize()
+        {
+            if (CacheInitialized)
+                return;
+
+            StartingRowsCount = Cells.Select(x => x.Row).DefaultIfEmpty(0).Max();
+            RowsCount = Cells.Select(x => x.Row + x.RowSpan - 1).DefaultIfEmpty(0).Max();
+            Cells = Cells.OrderBy(x => x.Row).ThenBy(x => x.Column).ToList();
+            BuildCache();
+
+            CacheInitialized = true;
+        }
 
         private void BuildCache()
         {
@@ -54,6 +70,7 @@ namespace QuestPDF.Elements.Table
             if (Cells.Count == 0)
             {
                 MaxRow = 0;
+                MaxRowSpan = 1;
                 CellsCache = Array.Empty<TableCell[]>();
                 
                 return;
@@ -64,6 +81,7 @@ namespace QuestPDF.Elements.Table
                 .ToDictionary(x => x.Key, x => x.OrderBy(x => x.Column).ToArray());
 
             MaxRow = groups.Max(x => x.Key);
+            MaxRowSpan = Cells.Max(x => x.RowSpan);
 
             CellsCache = Enumerable
                 .Range(0, MaxRow + 1)
@@ -107,9 +125,13 @@ namespace QuestPDF.Elements.Table
                 if (command.Measurement.Type == SpacePlanType.Wrap)
                     continue;
                 
-                Canvas.Translate(command.Offset);
+                var offset = ContentDirection == ContentDirection.LeftToRight
+                    ? command.Offset
+                    : new Position(availableSpace.Width - command.Offset.X - command.Size.Width, command.Offset.Y);
+                
+                Canvas.Translate(offset);
                 command.Cell.Draw(command.Size);
-                Canvas.Translate(command.Offset.Reverse());
+                Canvas.Translate(offset.Reverse());
             }
 
             CurrentRow = FindLastRenderedRow(renderingCommands) + 1;
@@ -156,7 +178,7 @@ namespace QuestPDF.Elements.Table
             
             if (ExtendLastCellsToTableBottom)
                 AdjustLastCellSizes(tableHeight, commands);
-
+            
             return commands;
 
             static float[] GetColumnLeftOffsets(IList<TableColumnDefinition> columns)
@@ -197,9 +219,9 @@ namespace QuestPDF.Elements.Table
                         
                         currentRow = cell.Row;
                     }
-
+                    
                     // cell visibility optimizations
-                    if (cell.Row > maxRenderingRow)
+                    if (cell.Row > maxRenderingRow + MaxRowSpan)
                         break;
 
                     // calculate cell position / size
@@ -216,14 +238,14 @@ namespace QuestPDF.Elements.Table
                     {
                         maxRenderingRow = Math.Min(maxRenderingRow, cell.Row + cell.RowSpan - 1);
                     }
-                    
+
                     // corner case: if cell within the row want to wrap to the next page, do not attempt to render this row
                     if (cellSize.Type == SpacePlanType.Wrap)
                     {
                         maxRenderingRow = Math.Min(maxRenderingRow, cell.Row - 1);
                         continue;
                     }
-                    
+
                     // update position of the last row that cell occupies
                     var bottomRow = cell.Row + cell.RowSpan - 1;
                     rowBottomOffsets[bottomRow] = Math.Max(rowBottomOffsets[bottomRow], topOffset + cellSize.Height);

QuestPDF/Elements/Table/TableCell.cs

@@ -1,6 +1,8 @@
+using QuestPDF.Infrastructure;
+
 namespace QuestPDF.Elements.Table
 {
-    internal class TableCell : Container, ITableCellContainer
+    internal class TableCell : ContainerElement, ITableCellContainer
     {
         public int Row { get; set; } = 0;
         public int RowSpan { get; set; } = 1;

QuestPDF/Elements/Text/FontFallback.cs

@@ -0,0 +1,160 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using QuestPDF.Drawing;
+using QuestPDF.Drawing.Exceptions;
+using QuestPDF.Elements.Text.Items;
+using QuestPDF.Fluent;
+using QuestPDF.Infrastructure;
+using SkiaSharp;
+
+namespace QuestPDF.Elements.Text
+{
+    internal static class FontFallback
+    {
+        public struct TextRun
+        {
+            public string Content { get; set; }
+            public TextStyle Style { get; set; }
+        }
+
+        public class FallbackOption
+        {
+            public TextStyle Style { get; set; }
+            public SKFont Font { get; set; }
+            public SKTypeface Typeface { get; set; }
+        }
+
+        private static SKFontManager FontManager => SKFontManager.Default;
+
+        public static IEnumerable<TextRun> SplitWithFontFallback(this string text, TextStyle textStyle)
+        {
+            var fallbackOptions = GetFallbackOptions(textStyle).ToArray();
+            
+            var spanStartIndex = 0;
+            var spanFallbackOption = fallbackOptions[0];
+            
+            for (var i = 0; i < text.Length; i += char.IsSurrogatePair(text, i) ? 2 : 1)
+            {
+                var codepoint = char.ConvertToUtf32(text, i);
+                var newFallbackOption = MatchFallbackOption(fallbackOptions, codepoint);
+
+                if (newFallbackOption == spanFallbackOption)
+                    continue;
+
+                yield return new TextRun
+                {
+                    Content = text.Substring(spanStartIndex, i - spanStartIndex),
+                    Style = spanFallbackOption.Style
+                };
+
+                spanStartIndex = i;
+                spanFallbackOption = newFallbackOption;
+            }
+            
+            if (spanStartIndex > text.Length)
+                yield break;
+            
+            yield return new TextRun
+            {
+                Content = text.Substring(spanStartIndex, text.Length - spanStartIndex),
+                Style = spanFallbackOption.Style
+            };
+
+            static IEnumerable<FallbackOption> GetFallbackOptions(TextStyle? textStyle)
+            {
+                while (textStyle != null)
+                {
+                    var font = textStyle.ToFont();
+                    
+                    yield return new FallbackOption
+                    {
+                        Style = textStyle,
+                        Font = font,
+                        Typeface = font.Typeface
+                    };
+
+                    textStyle = textStyle.Fallback;
+                }
+            }
+
+            static FallbackOption MatchFallbackOption(ICollection<FallbackOption> fallbackOptions, int codepoint)
+            {
+                foreach (var fallbackOption in fallbackOptions)
+                {
+                    if (fallbackOption.Font.ContainsGlyph(codepoint))
+                        return fallbackOption;
+                }
+
+                throw CreateNotMatchingFontException(codepoint);
+            }
+
+            static Exception CreateNotMatchingFontException(int codepoint)
+            {
+                var character = char.ConvertFromUtf32(codepoint);
+                var unicode = $"U-{codepoint:X4}";
+
+                var proposedFonts = FindFontsContainingGlyph(codepoint);
+                var proposedFontsFormatted = proposedFonts.Any() ? string.Join(", ", proposedFonts) : "no fonts available";
+                
+                return new DocumentDrawingException(
+                    $"Could not find an appropriate font fallback for glyph: {unicode} '{character}'. " +
+                    $"Font families available on current environment that contain this glyph: {proposedFontsFormatted}. " +
+                    $"Possible solutions: " +
+                    $"1) Use one of the listed fonts as the primary font in your document. " +
+                    $"2) Configure the fallback TextStyle using the 'TextStyle.Fallback' method with one of the listed fonts. ");
+            }
+            
+            static IEnumerable<string> FindFontsContainingGlyph(int codepoint)
+            {
+                var fontManager = SKFontManager.Default;
+
+                return fontManager
+                    .GetFontFamilies()
+                    .Select(fontManager.MatchFamily)
+                    .Where(x => x.ContainsGlyph(codepoint))
+                    .Select(x => x.FamilyName);
+            }
+        }
+
+        public static IEnumerable<ITextBlockItem> ApplyFontFallback(this ICollection<ITextBlockItem> textBlockItems)
+        {
+            foreach (var textBlockItem in textBlockItems)
+            {
+                if (textBlockItem is TextBlockPageNumber or TextBlockElement)
+                {
+                    yield return textBlockItem;
+                }
+                else if (textBlockItem is TextBlockSpan textBlockSpan)
+                {
+                    if (!Settings.CheckIfAllTextGlyphsAreAvailable && textBlockSpan.Style.Fallback == null)
+                    {
+                        yield return textBlockSpan;
+                        continue;
+                    }
+                    
+                    var textRuns = textBlockSpan.Text.SplitWithFontFallback(textBlockSpan.Style);
+                    
+                    foreach (var textRun in textRuns)
+                    {
+                        var newElement = textBlockSpan switch
+                        {
+                            TextBlockHyperlink hyperlink => new TextBlockHyperlink { Url = hyperlink.Url },
+                            TextBlockSectionLink sectionLink => new TextBlockSectionLink { SectionName = sectionLink.SectionName },
+                            TextBlockSpan => new TextBlockSpan()
+                        };
+
+                        newElement.Text = textRun.Content;
+                        newElement.Style = textRun.Style;
+
+                        yield return newElement;
+                    }
+                }
+                else
+                {
+                    throw new NotSupportedException();
+                }
+            }
+        }
+    }
+}

QuestPDF/Elements/Text/Items/TextBlockElement.cs

@@ -12,7 +12,7 @@ namespace QuestPDF.Elements.Text.Items
         public TextMeasurementResult? Measure(TextMeasurementRequest request)
         {
             Element.VisitChildren(x => (x as IStateResettable)?.ResetState());
-            Element.VisitChildren(x => x.Initialize(request.PageContext, request.Canvas));
+            Element.InjectDependencies(request.PageContext, request.Canvas);
 
             var measurement = Element.Measure(new Size(request.AvailableWidth, Size.Max.Height));
 
@@ -37,7 +37,7 @@ namespace QuestPDF.Elements.Text.Items
         public void Draw(TextDrawingRequest request)
         {
             Element.VisitChildren(x => (x as IStateResettable)?.ResetState());
-            Element.VisitChildren(x => x.Initialize(request.PageContext, request.Canvas));
+            Element.InjectDependencies(request.PageContext, request.Canvas);
             
             request.Canvas.Translate(new Position(0, request.TotalAscent));
             Element.Draw(new Size(request.TextSize.Width, -request.TotalAscent));

QuestPDF/Elements/Text/Items/TextBlockSpan.cs

@@ -14,8 +14,8 @@ namespace QuestPDF.Elements.Text.Items
     internal class TextBlockSpan : ITextBlockItem
     {
         public string Text { get; set; }
-        public TextStyle Style { get; set; } = new();
-        public TextShapingResult? TextShapingResult { get; set; }
+        public TextStyle Style { get; set; } = TextStyle.Default;
+        private TextShapingResult? TextShapingResult { get; set; }
 
         private Dictionary<(int startIndex, float availableWidth), TextMeasurementResult?> MeasureCache = new ();
         protected virtual bool EnableTextCache => true; 
@@ -47,11 +47,11 @@ namespace QuestPDF.Elements.Text.Items
             // ignore leading spaces
             if (!request.IsFirstElementInBlock && request.IsFirstElementInLine)
             {
-                while (startIndex < TextShapingResult.Glyphs.Length && Text[startIndex] == spaceCodepoint)
+                while (startIndex < TextShapingResult.Length && Text[startIndex] == spaceCodepoint)
                     startIndex++;
             }
 
-            if (TextShapingResult.Glyphs.Length == 0 || startIndex == TextShapingResult.Glyphs.Length)
+            if (TextShapingResult.Length == 0 || startIndex == TextShapingResult.Length)
             {
                 return new TextMeasurementResult
                 {
@@ -66,7 +66,7 @@ namespace QuestPDF.Elements.Text.Items
             // start breaking text from requested position
             var endIndex = TextShapingResult.BreakText(startIndex, request.AvailableWidth);
 
-            if (endIndex < 0)
+            if (endIndex < startIndex)
                 return null;
   
             // break text only on spaces
@@ -90,7 +90,7 @@ namespace QuestPDF.Elements.Text.Items
                 StartIndex = startIndex,
                 EndIndex = wrappedText.Value.endIndex,
                 NextIndex = wrappedText.Value.nextIndex,
-                TotalIndex = TextShapingResult.Glyphs.Length - 1
+                TotalIndex = TextShapingResult.Length - 1
             };
         }
         
@@ -102,7 +102,7 @@ namespace QuestPDF.Elements.Text.Items
             // textLength - length of the part of the text that fits in available width (creating a line)
 
             // entire text fits, no need to wrap
-            if (endIndex == TextShapingResult.Glyphs.Length - 1)
+            if (endIndex == TextShapingResult.Length - 1)
                 return (endIndex, endIndex);
 
             // breaking anywhere
@@ -110,7 +110,7 @@ namespace QuestPDF.Elements.Text.Items
                 return (endIndex, endIndex + 1);
                 
             // current line ends at word, next character is space, perfect place to wrap
-            if (TextShapingResult.Glyphs[endIndex].Codepoint != spaceCodepoint && TextShapingResult.Glyphs[endIndex + 1].Codepoint == spaceCodepoint)
+            if (TextShapingResult[endIndex].Codepoint != spaceCodepoint && TextShapingResult[endIndex + 1].Codepoint == spaceCodepoint)
                 return (endIndex, endIndex + 2);
                 
             // find last space within the available text to wrap
@@ -118,14 +118,14 @@ namespace QuestPDF.Elements.Text.Items
 
             while (lastSpaceIndex >= startIndex)
             {
-                if (TextShapingResult.Glyphs[lastSpaceIndex].Codepoint == spaceCodepoint)
+                if (TextShapingResult[lastSpaceIndex].Codepoint == spaceCodepoint)
                     break;
 
                 lastSpaceIndex--;
             }
 
             // text contains space that can be used to wrap
-            if (lastSpaceIndex >= startIndex)
+            if (lastSpaceIndex > 1 && lastSpaceIndex >= startIndex)
                 return (lastSpaceIndex - 1, lastSpaceIndex + 1);
                 
             // there is no available space to wrap text

QuestPDF/Elements/Text/TextBlock.cs

@@ -8,24 +8,65 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements.Text
 {
-    internal class TextBlock : Element, IStateResettable
+    internal class TextBlock : Element, IStateResettable, IContentDirectionAware
     {
-        public HorizontalAlignment Alignment { get; set; } = HorizontalAlignment.Left;
+        public ContentDirection ContentDirection { get; set; }
+        
+        public HorizontalAlignment? Alignment { get; set; }
         public List<ITextBlockItem> Items { get; set; } = new List<ITextBlockItem>();
 
         public string Text => string.Join(" ", Items.Where(x => x is TextBlockSpan).Cast<TextBlockSpan>().Select(x => x.Text));
-        
+
         private Queue<ITextBlockItem> RenderingQueue { get; set; }
         private int CurrentElementIndex { get; set; }
 
+        private bool FontFallbackApplied { get; set; } = false;
+
         public void ResetState()
         {
-            RenderingQueue = new Queue<ITextBlockItem>(Items);
+            ApplyFontFallback();
+            InitializeQueue();
             CurrentElementIndex = 0;
+
+            void InitializeQueue()
+            {
+                // ReSharper disable once ConditionIsAlwaysTrueOrFalseAccordingToNullableAPIContract
+                if (RenderingQueue == null)
+                {
+                    RenderingQueue = new Queue<ITextBlockItem>(Items);
+                    return;
+                }
+                
+                RenderingQueue.Clear();
+            
+                foreach (var item in Items)
+                    RenderingQueue.Enqueue(item);
+            }
+
+            void ApplyFontFallback()
+            {
+                if (FontFallbackApplied)
+                    return;
+
+                Items = Items.ApplyFontFallback().ToList();
+                FontFallbackApplied = true;
+            }
+        }
+        
+        void SetDefaultAlignment()
+        {
+            if (Alignment.HasValue)
+                return;
+
+            Alignment = ContentDirection == ContentDirection.LeftToRight
+                ? HorizontalAlignment.Left
+                : HorizontalAlignment.Right;
         }
 
         internal override SpacePlan Measure(Size availableSpace)
         {
+            SetDefaultAlignment();
+            
             if (!RenderingQueue.Any())
                 return SpacePlan.FullRender(Size.Zero);
             
@@ -53,23 +94,19 @@ namespace QuestPDF.Elements.Text
 
         internal override void Draw(Size availableSpace)
         {
+            SetDefaultAlignment();
+            
             var lines = DivideTextItemsIntoLines(availableSpace.Width, availableSpace.Height).ToList();
             
             if (!lines.Any())
                 return;
             
-            var heightOffset = 0f;
-            var widthOffset = 0f;
-            
+            var topOffset = 0f;
+
             foreach (var line in lines)
             {
-                widthOffset = 0f;
+                var leftOffset = GetAlignmentOffset(line.Width);
 
-                var alignmentOffset = GetAlignmentOffset(line.Width);
-                
-                Canvas.Translate(new Position(alignmentOffset, 0));
-                Canvas.Translate(new Position(0, -line.Ascent));
-            
                 foreach (var item in line.Elements)
                 {
                     var textDrawingRequest = new TextDrawingRequest
@@ -84,21 +121,20 @@ namespace QuestPDF.Elements.Text
                         TotalAscent = line.Ascent
                     };
                 
+                    var canvasOffset = ContentDirection == ContentDirection.LeftToRight
+                        ? new Position(leftOffset, topOffset - line.Ascent)
+                        : new Position(availableSpace.Width - leftOffset - item.Measurement.Width, topOffset - line.Ascent);
+                    
+                    Canvas.Translate(canvasOffset);
                     item.Item.Draw(textDrawingRequest);
-                
-                    Canvas.Translate(new Position(item.Measurement.Width, 0));
-                    widthOffset += item.Measurement.Width;
+                    Canvas.Translate(canvasOffset.Reverse());
+                    
+                    leftOffset += item.Measurement.Width;
                 }
-            
-                Canvas.Translate(new Position(-alignmentOffset, 0));
-                Canvas.Translate(new Position(-line.Width, line.Ascent));
-                Canvas.Translate(new Position(0, line.LineHeight));
                 
-                heightOffset += line.LineHeight;
+                topOffset += line.LineHeight;
             }
-            
-            Canvas.Translate(new Position(0, -heightOffset));
-            
+
             lines
                 .SelectMany(x => x.Elements)
                 .GroupBy(x => x.Item)
@@ -108,25 +144,22 @@ namespace QuestPDF.Elements.Text
                 .ForEach(x => RenderingQueue.Dequeue());
 
             var lastElementMeasurement = lines.Last().Elements.Last().Measurement;
-            CurrentElementIndex = lastElementMeasurement.IsLast ? 0 : lastElementMeasurement.EndIndex;
+            CurrentElementIndex = lastElementMeasurement.IsLast ? 0 : lastElementMeasurement.NextIndex;
             
             if (!RenderingQueue.Any())
                 ResetState();
             
             float GetAlignmentOffset(float lineWidth)
             {
-                if (Alignment == HorizontalAlignment.Left)
-                    return 0;
-
                 var emptySpace = availableSpace.Width - lineWidth;
 
-                if (Alignment == HorizontalAlignment.Right)
-                    return emptySpace;
-
-                if (Alignment == HorizontalAlignment.Center)
-                    return emptySpace / 2;
-
-                throw new ArgumentException();
+                return Alignment switch
+                {
+                    HorizontalAlignment.Left => ContentDirection == ContentDirection.LeftToRight ? 0 : emptySpace,
+                    HorizontalAlignment.Center => emptySpace / 2,
+                    HorizontalAlignment.Right => ContentDirection == ContentDirection.LeftToRight ? emptySpace : 0,
+                    _ => 0
+                };
             }
         }
 

QuestPDF/Elements/Unconstrained.cs

@@ -3,8 +3,10 @@ using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Elements
 {
-    internal class Unconstrained : ContainerElement, ICacheable
+    internal class Unconstrained : ContainerElement, IContentDirectionAware, ICacheable
     {
+        public ContentDirection ContentDirection { get; set; }
+        
         internal override SpacePlan Measure(Size availableSpace)
         {
             var childSize = base.Measure(Size.Max);
@@ -25,7 +27,13 @@ namespace QuestPDF.Elements
             if (measurement.Type == SpacePlanType.Wrap)
                 return;
 
+            var translate = ContentDirection == ContentDirection.RightToLeft
+                ? new Position(-measurement.Width, 0)
+                : Position.Zero;
+            
+            Canvas.Translate(translate);
             base.Draw(measurement);
+            Canvas.Translate(translate.Reverse());
         }
     }
 }

QuestPDF/Fluent/ContentDirectionExtensions.cs

@@ -0,0 +1,26 @@
+using QuestPDF.Elements;
+using QuestPDF.Infrastructure;
+
+namespace QuestPDF.Fluent
+{
+    public static class ContentDirectionExtensions
+    {
+        internal static IContainer ContentDirection(this IContainer element, ContentDirection direction)
+        {
+            return element.Element(new ContentDirectionSetter
+            {
+                ContentDirection = direction
+            });
+        }
+        
+        public static IContainer ContentFromLeftToRight(this IContainer element)
+        {
+            return element.ContentDirection(Infrastructure.ContentDirection.LeftToRight);
+        }
+        
+        public static IContainer ContentFromRightToLeft(this IContainer element)
+        {
+            return element.ContentDirection(Infrastructure.ContentDirection.RightToLeft);
+        }
+    }
+}

QuestPDF/Fluent/GridExtensions.cs

@@ -55,6 +55,7 @@ namespace QuestPDF.Fluent
     
     public static class GridExtensions
     {
+        [Obsolete("This element has been deprecated since version 2022.11. Please use the Table element, or the combination of the Row and Column elements.")]
         public static void Grid(this IContainer element, Action<GridDescriptor> handler)
         {
             var descriptor = new GridDescriptor();

QuestPDF/Fluent/InlinedExtensions.cs

@@ -30,6 +30,7 @@ namespace QuestPDF.Fluent
         public void BaselineMiddle() => Inlined.BaselineAlignment = VerticalAlignment.Middle;
         public void BaselineBottom() => Inlined.BaselineAlignment = VerticalAlignment.Bottom;
 
+        internal void Alignment(InlinedAlignment? alignment) => Inlined.ElementsAlignment = alignment;
         public void AlignLeft() => Inlined.ElementsAlignment = InlinedAlignment.Left;
         public void AlignCenter() => Inlined.ElementsAlignment = InlinedAlignment.Center;
         public void AlignRight() => Inlined.ElementsAlignment = InlinedAlignment.Right;

QuestPDF/Fluent/PageExtensions.cs

@@ -10,7 +10,9 @@ namespace QuestPDF.Fluent
     {
         internal Page Page { get; } = new Page();
 
-        public void Size(float width, float height, Unit unit = Unit.Inch)
+        #region Size
+        
+        public void Size(float width, float height, Unit unit = Unit.Point)
         {
             var pageSize = new PageSize(width, height, unit);
             
@@ -39,6 +41,10 @@ namespace QuestPDF.Fluent
         {
             Page.MaxSize = pageSize;
         }
+        
+        #endregion
+        
+        #region Margin
 
         public void MarginLeft(float value, Unit unit = Unit.Point)
         {
@@ -78,6 +84,10 @@ namespace QuestPDF.Fluent
             MarginHorizontal(value, unit);
         }
         
+        #endregion
+        
+        #region Properties
+        
         public void DefaultTextStyle(TextStyle textStyle)
         {
             Page.DefaultTextStyle = textStyle;
@@ -88,6 +98,16 @@ namespace QuestPDF.Fluent
             DefaultTextStyle(handler(TextStyle.Default));
         }
         
+        public void ContentFromLeftToRight()
+        {
+            Page.ContentDirection = ContentDirection.LeftToRight;
+        }
+        
+        public void ContentFromRightToLeft()
+        {
+            Page.ContentDirection = ContentDirection.RightToLeft;
+        }
+        
         public void PageColor(string color)
         {
             Page.BackgroundColor = color;
@@ -99,6 +119,10 @@ namespace QuestPDF.Fluent
             PageColor(color);
         }
         
+        #endregion
+        
+        #region Slots
+        
         public IContainer Background()
         {
             var container = new Container();
@@ -133,6 +157,8 @@ namespace QuestPDF.Fluent
             Page.Footer = container;
             return container;
         }
+        
+        #endregion
     }
     
     public static class PageExtensions

QuestPDF/Fluent/TextExtensions.cs

@@ -12,11 +12,18 @@ namespace QuestPDF.Fluent
 {
     public class TextSpanDescriptor
     {
-        internal TextStyle TextStyle { get; }
+        internal TextStyle TextStyle = TextStyle.Default;
+        internal Action<TextStyle> AssignTextStyle { get; }
 
-        internal TextSpanDescriptor(TextStyle textStyle)
+        internal TextSpanDescriptor(Action<TextStyle> assignTextStyle)
         {
-            TextStyle = textStyle;
+            AssignTextStyle = assignTextStyle;
+        }
+
+        internal void MutateTextStyle(Func<TextStyle, TextStyle> handler)
+        {
+            TextStyle = handler(TextStyle);
+            AssignTextStyle(TextStyle);
         }
     }
 
@@ -24,16 +31,17 @@ namespace QuestPDF.Fluent
     
     public class TextPageNumberDescriptor : TextSpanDescriptor
     {
-        internal PageNumberFormatter FormatFunction { get; private set; } = x => x?.ToString() ?? string.Empty;
-
-        internal TextPageNumberDescriptor(TextStyle textStyle) : base(textStyle)
+        internal Action<PageNumberFormatter> AssignFormatFunction { get; }
+        
+        internal TextPageNumberDescriptor(Action<TextStyle> assignTextStyle, Action<PageNumberFormatter> assignFormatFunction) : base(assignTextStyle)
         {
-            
+            AssignFormatFunction = assignFormatFunction;
+            AssignFormatFunction(x => x?.ToString());
         }
 
         public TextPageNumberDescriptor Format(PageNumberFormatter formatter)
         {
-            FormatFunction = formatter ?? FormatFunction;
+            AssignFormatFunction(formatter);
             return this;
         }
     }
@@ -41,8 +49,8 @@ namespace QuestPDF.Fluent
     public class TextDescriptor
     {
         private ICollection<TextBlock> TextBlocks { get; } = new List<TextBlock>();
-        private TextStyle DefaultStyle { get; set; } = TextStyle.Default;
-        internal HorizontalAlignment Alignment { get; set; } = HorizontalAlignment.Left;
+        private TextStyle? DefaultStyle { get; set; }
+        internal HorizontalAlignment? Alignment { get; set; }
         private float Spacing { get; set; } = 0f;
 
         public void DefaultTextStyle(TextStyle style)
@@ -54,7 +62,7 @@ namespace QuestPDF.Fluent
         {
             DefaultStyle = style(TextStyle.Default);
         }
-        
+  
         public void AlignLeft()
         {
             Alignment = HorizontalAlignment.Left;
@@ -91,19 +99,15 @@ namespace QuestPDF.Fluent
         
         public TextSpanDescriptor Span(string? text)
         {
-            var style = DefaultStyle.Clone();
-            var descriptor = new TextSpanDescriptor(style);
-
             if (text == null)
-                return descriptor;
+                return new TextSpanDescriptor(_ => { });
  
             var items = text
                 .Replace("\r", string.Empty)
                 .Split(new[] { '\n' }, StringSplitOptions.None)
                 .Select(x => new TextBlockSpan
                 {
-                    Text = x,
-                    Style = style
+                    Text = x
                 })
                 .ToList();
 
@@ -118,7 +122,7 @@ namespace QuestPDF.Fluent
                 .ToList()
                 .ForEach(TextBlocks.Add);
 
-            return descriptor;
+            return new TextSpanDescriptor(x => items.ForEach(y => y.Style = x));
         }
 
         public TextSpanDescriptor Line(string? text)
@@ -134,16 +138,10 @@ namespace QuestPDF.Fluent
         
         private TextPageNumberDescriptor PageNumber(Func<IPageContext, int?> pageNumber)
         {
-            var style = DefaultStyle.Clone();
-            var descriptor = new TextPageNumberDescriptor(style);
+            var textBlockItem = new TextBlockPageNumber();
+            AddItemToLastTextBlock(textBlockItem);
             
-            AddItemToLastTextBlock(new TextBlockPageNumber
-            {
-                Source = context => descriptor.FormatFunction(pageNumber(context)),
-                Style = style
-            });
-            
-            return descriptor;
+            return new TextPageNumberDescriptor(x => textBlockItem.Style = x, x => textBlockItem.Source = context => x(pageNumber(context)));
         }
 
         public TextPageNumberDescriptor CurrentPageNumber()
@@ -187,20 +185,17 @@ namespace QuestPDF.Fluent
             if (IsNullOrEmpty(sectionName))
                 throw new ArgumentException("Section name cannot be null or empty", nameof(sectionName));
 
-            var style = DefaultStyle.Clone();
-            var descriptor = new TextSpanDescriptor(style);
-            
             if (IsNullOrEmpty(text))
-                return descriptor;
-            
-            AddItemToLastTextBlock(new TextBlockSectionLink
+                return new TextSpanDescriptor(_ => { });
+
+            var textBlockItem = new TextBlockSectionLink
             {
-                Style = style,
                 Text = text,
                 SectionName = sectionName
-            });
+            };
 
-            return descriptor;
+            AddItemToLastTextBlock(textBlockItem);
+            return new TextSpanDescriptor(x => textBlockItem.Style = x);
         }
         
         [Obsolete("This element has been renamed since version 2022.3. Please use the SectionLink method.")]
@@ -214,20 +209,17 @@ namespace QuestPDF.Fluent
             if (IsNullOrEmpty(url))
                 throw new ArgumentException("Url cannot be null or empty", nameof(url));
 
-            var style = DefaultStyle.Clone();
-            var descriptor = new TextSpanDescriptor(style);
-
             if (IsNullOrEmpty(text))
-                return descriptor;
+                return new TextSpanDescriptor(_ => { });
             
-            AddItemToLastTextBlock(new TextBlockHyperlink
+            var textBlockItem = new TextBlockHyperlink
             {
-                Style = style,
                 Text = text,
                 Url = url
-            });
+            };
 
-            return descriptor;
+            AddItemToLastTextBlock(textBlockItem);
+            return new TextSpanDescriptor(x => textBlockItem.Style = x);
         }
         
         [Obsolete("This element has been renamed since version 2022.3. Please use the Hyperlink method.")]
@@ -250,15 +242,24 @@ namespace QuestPDF.Fluent
         
         internal void Compose(IContainer container)
         {
-            TextBlocks.ToList().ForEach(x => x.Alignment = Alignment);
+            TextBlocks.ToList().ForEach(x => x.Alignment ??= Alignment);
+            
+            if (DefaultStyle != null)
+                container = container.DefaultTextStyle(DefaultStyle);
 
-            container.DefaultTextStyle(DefaultStyle).Column(column =>
+            if (TextBlocks.Count == 1)
+            {
+                container.Element(TextBlocks.First());
+                return;
+            }
+            
+            container.Column(column =>
             {
                 column.Spacing(Spacing);
 
                 foreach (var textBlock in TextBlocks)
                     column.Item().Element(textBlock);
-            });
+            }); 
         }
     }
     

QuestPDF/Fluent/TextSpanDescriptorExtensions.cs

@@ -11,120 +11,135 @@ namespace QuestPDF.Fluent
             if (style == null)
                 return descriptor;
             
-            descriptor.TextStyle.OverrideStyle(style);
+            descriptor.MutateTextStyle(x => x.OverrideStyle(style));
             return descriptor;
         }
         
+        public static T Fallback<T>(this T descriptor, TextStyle? value = null) where T : TextSpanDescriptor
+        {
+            descriptor.TextStyle.Fallback = value;
+            return descriptor;
+        }
+        
+        public static T Fallback<T>(this T descriptor, Func<TextStyle, TextStyle> handler) where T : TextSpanDescriptor
+        {
+            return descriptor.Fallback(handler(TextStyle.Default));
+        }
+        
         public static T FontColor<T>(this T descriptor, string value) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.Color = value;
+            descriptor.MutateTextStyle(x => x.FontColor(value));
             return descriptor;
         }
         
         public static T BackgroundColor<T>(this T descriptor, string value) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.BackgroundColor = value;
+            descriptor.MutateTextStyle(x => x.BackgroundColor(value));
             return descriptor;
         }
         
         public static T FontFamily<T>(this T descriptor, string value) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.FontFamily = value;
+            descriptor.MutateTextStyle(x => x.FontFamily(value));
             return descriptor;
         }
         
         public static T FontSize<T>(this T descriptor, float value) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.Size = value;
+            descriptor.MutateTextStyle(x => x.FontSize(value));
             return descriptor;
         }
         
         public static T LineHeight<T>(this T descriptor, float value) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.LineHeight = value;
+            descriptor.MutateTextStyle(x => x.LineHeight(value));
             return descriptor;
         }
         
         public static T Italic<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.IsItalic = value;
+            descriptor.MutateTextStyle(x => x.Italic(value));
             return descriptor;
         }
         
         public static T Strikethrough<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.HasStrikethrough = value;
+            descriptor.MutateTextStyle(x => x.Strikethrough(value));
             return descriptor;
         }
         
         public static T Underline<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.HasUnderline = value;
+            descriptor.MutateTextStyle(x => x.Underline(value));
             return descriptor;
         }
 
         public static T WrapAnywhere<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
         {
-            descriptor.TextStyle.WrapAnywhere = value;
+            descriptor.MutateTextStyle(x => x.WrapAnywhere(value));
             return descriptor;
         }
 
         #region Weight
         
-        public static T Weight<T>(this T descriptor, FontWeight weight) where T : TextSpanDescriptor
-        {
-            descriptor.TextStyle.FontWeight = weight;
-            return descriptor;
-        }
-        
         public static T Thin<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Thin);
+            descriptor.MutateTextStyle(x => x.Thin());
+            return descriptor;
         }
         
         public static T ExtraLight<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.ExtraLight);
+            descriptor.MutateTextStyle(x => x.ExtraLight());
+            return descriptor;
         }
         
         public static T Light<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Light);
+            descriptor.MutateTextStyle(x => x.Light());
+            return descriptor;
         }
         
         public static T NormalWeight<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Normal);
+            descriptor.MutateTextStyle(x => x.NormalWeight());
+            return descriptor;
         }
         
         public static T Medium<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Medium);
+            descriptor.MutateTextStyle(x => x.Medium());
+            return descriptor;
         }
         
         public static T SemiBold<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.SemiBold);
+            descriptor.MutateTextStyle(x => x.SemiBold());
+            return descriptor;
         }
         
         public static T Bold<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Bold);
+            descriptor.MutateTextStyle(x => x.Bold());
+            return descriptor;
         }
         
         public static T ExtraBold<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.ExtraBold);
+            descriptor.MutateTextStyle(x => x.ExtraBold());
+            return descriptor;
         }
         
         public static T Black<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.Black);
+            descriptor.MutateTextStyle(x => x.Black());
+            return descriptor;
         }
         
         public static T ExtraBlack<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Weight(FontWeight.ExtraBlack);
+            descriptor.MutateTextStyle(x => x.ExtraBlack());
+            return descriptor;
         }
 
         #endregion
@@ -132,24 +147,44 @@ namespace QuestPDF.Fluent
         #region Position
         public static T NormalPosition<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Position(FontPosition.Normal);
+            descriptor.MutateTextStyle(x => x.NormalPosition());
+            return descriptor;
         }
 
         public static T Subscript<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Position(FontPosition.Subscript);
+            descriptor.MutateTextStyle(x => x.Subscript());
+            return descriptor;
         }
 
         public static T Superscript<T>(this T descriptor) where T : TextSpanDescriptor
         {
-            return descriptor.Position(FontPosition.Superscript);
-        }
-
-        private static T Position<T>(this T descriptor, FontPosition fontPosition) where T : TextSpanDescriptor
-        {
-            descriptor.TextStyle.FontPosition = fontPosition;
+            descriptor.MutateTextStyle(x => x.Superscript());
             return descriptor;
         }
+        
+        #endregion
+        
+        #region Direction
+
+        public static T DirectionAuto<T>(this T descriptor) where T : TextSpanDescriptor
+        {
+            descriptor.MutateTextStyle(x => x.DirectionAuto());
+            return descriptor;
+        }
+        
+        public static T DirectionFromLeftToRight<T>(this T descriptor) where T : TextSpanDescriptor
+        {
+            descriptor.MutateTextStyle(x => x.DirectionFromLeftToRight());
+            return descriptor;
+        }
+        
+        public static T DirectionFromRightToLeft<T>(this T descriptor) where T : TextSpanDescriptor
+        {
+            descriptor.MutateTextStyle(x => x.DirectionFromRightToLeft());
+            return descriptor;
+        }
+
         #endregion
     }
 }

QuestPDF/Fluent/TextStyleExtensions.cs

@@ -6,14 +6,6 @@ namespace QuestPDF.Fluent
 {
     public static class TextStyleExtensions
     {
-        private static TextStyle Mutate(this TextStyle style, Action<TextStyle> handler)
-        {
-            style = style.Clone();
-            
-            handler(style);
-            return style;
-        }
-        
         [Obsolete("This element has been renamed since version 2022.3. Please use the FontColor method.")]
         public static TextStyle Color(this TextStyle style, string value)
         {
@@ -22,12 +14,12 @@ namespace QuestPDF.Fluent
         
         public static TextStyle FontColor(this TextStyle style, string value)
         {
-            return style.Mutate(x => x.Color = value);
+            return style.Mutate(TextStyleProperty.Color, value);
         }
         
         public static TextStyle BackgroundColor(this TextStyle style, string value)
         {
-            return style.Mutate(x => x.BackgroundColor = value);
+            return style.Mutate(TextStyleProperty.BackgroundColor, value);
         }
         
         [Obsolete("This element has been renamed since version 2022.3. Please use the FontFamily method.")]
@@ -38,7 +30,7 @@ namespace QuestPDF.Fluent
         
         public static TextStyle FontFamily(this TextStyle style, string value)
         {
-            return style.Mutate(x => x.FontFamily = value);
+            return style.Mutate(TextStyleProperty.FontFamily, value);
         }
         
         [Obsolete("This element has been renamed since version 2022.3. Please use the FontSize method.")]
@@ -49,39 +41,39 @@ namespace QuestPDF.Fluent
         
         public static TextStyle FontSize(this TextStyle style, float value)
         {
-            return style.Mutate(x => x.Size = value);
+            return style.Mutate(TextStyleProperty.Size, value);
         }
         
         public static TextStyle LineHeight(this TextStyle style, float value)
         {
-            return style.Mutate(x => x.LineHeight = value);
+            return style.Mutate(TextStyleProperty.LineHeight, value);
         }
         
         public static TextStyle Italic(this TextStyle style, bool value = true)
         {
-            return style.Mutate(x => x.IsItalic = value);
+            return style.Mutate(TextStyleProperty.IsItalic, value);
         }
         
         public static TextStyle Strikethrough(this TextStyle style, bool value = true)
         {
-            return style.Mutate(x => x.HasStrikethrough = value);
+            return style.Mutate(TextStyleProperty.HasStrikethrough, value);
         }
         
         public static TextStyle Underline(this TextStyle style, bool value = true)
         {
-            return style.Mutate(x => x.HasUnderline = value);
+            return style.Mutate(TextStyleProperty.HasUnderline, value);
         }
         
         public static TextStyle WrapAnywhere(this TextStyle style, bool value = true)
         {
-            return style.Mutate(x => x.WrapAnywhere = value);
+            return style.Mutate(TextStyleProperty.WrapAnywhere, value);
         }
 
         #region Weight
         
         public static TextStyle Weight(this TextStyle style, FontWeight weight)
         {
-            return style.Mutate(x => x.FontWeight = weight);
+            return style.Mutate(TextStyleProperty.FontWeight, weight);
         }
         
         public static TextStyle Thin(this TextStyle style)
@@ -137,6 +129,7 @@ namespace QuestPDF.Fluent
         #endregion
 
         #region Position
+        
         public static TextStyle NormalPosition(this TextStyle style)
         {
             return style.Position(FontPosition.Normal);
@@ -154,11 +147,47 @@ namespace QuestPDF.Fluent
 
         private static TextStyle Position(this TextStyle style, FontPosition fontPosition)
         {
-            if (style.FontPosition == fontPosition)
-                return style;
-
-            return style.Mutate(t => t.FontPosition = fontPosition);
+            return style.Mutate(TextStyleProperty.FontPosition, fontPosition);
         }
+        
+        #endregion
+
+        #region Fallback
+        
+        public static TextStyle Fallback(this TextStyle style, TextStyle? value = null)
+        {
+            return style.Mutate(TextStyleProperty.Fallback, value);
+        }
+        
+        public static TextStyle Fallback(this TextStyle style, Func<TextStyle, TextStyle> handler)
+        {
+            return style.Fallback(handler(TextStyle.Default));
+        }
+
+        #endregion
+
+        #region Direction
+
+        private static TextStyle TextDirection(this TextStyle style, TextDirection textDirection)
+        {
+            return style.Mutate(TextStyleProperty.Direction, textDirection);
+        }
+        
+        public static TextStyle DirectionAuto(this TextStyle style)
+        {
+            return style.TextDirection(Infrastructure.TextDirection.Auto);
+        }
+        
+        public static TextStyle DirectionFromLeftToRight(this TextStyle style)
+        {
+            return style.TextDirection(Infrastructure.TextDirection.LeftToRight);
+        }
+        
+        public static TextStyle DirectionFromRightToLeft(this TextStyle style)
+        {
+            return style.TextDirection(Infrastructure.TextDirection.RightToLeft);
+        }
+
         #endregion
     }
 }

QuestPDF/Helpers/Fonts.cs

@@ -13,6 +13,7 @@
         public const string CourierNew = "Courier New";
         public const string Georgia = "Georgia";
         public const string Impact = "Impact";
+        public const string Lato = "Lato";
         public const string LucidaConsole = "Lucida Console";
         public const string SegoeSD = "Segoe SD";
         public const string SegoeUI = "Segoe UI";

QuestPDF/Helpers/Helpers.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Linq.Expressions;
 using System.Reflection;
 using System.Text.RegularExpressions;
+using QuestPDF.Drawing;
 using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Helpers
@@ -41,15 +42,23 @@ namespace QuestPDF.Helpers
 
         internal static string PrettifyName(this string text)
         {
-            return Regex.Replace(text, @"([a-z])([A-Z])", "$1 $2");
+            return Regex.Replace(text, @"([a-z])([A-Z])", "$1 $2", RegexOptions.Compiled);
         }
 
         internal static void VisitChildren(this Element? element, Action<Element?> handler)
         {
-            foreach (var child in element.GetChildren().Where(x => x != null))
-                VisitChildren(child, handler);
+            if (element == null)
+                return;
             
+            foreach (var child in element.GetChildren())
+                VisitChildren(child, handler);
+
             handler(element);
         }
+
+        internal static bool IsNegative(this Size size)
+        {
+            return size.Width < 0f || size.Height < 0f;
+        }
     }
 }

QuestPDF/Helpers/Placeholders.cs

@@ -7,7 +7,7 @@ namespace QuestPDF.Helpers
 {
     public static class Placeholders
     {
-        public static readonly Random Random = new Random(0);
+        public static readonly Random Random = new Random();
         
         #region Word Cache
 

QuestPDF/Infrastructure/ContentDirection.cs

@@ -0,0 +1,8 @@
+namespace QuestPDF.Infrastructure
+{
+    internal enum ContentDirection
+    {
+        LeftToRight,
+        RightToLeft
+    }
+}

QuestPDF/Infrastructure/Element.cs

@@ -15,12 +15,6 @@ namespace QuestPDF.Infrastructure
             yield break;
         }
 
-        internal virtual void Initialize(IPageContext pageContext, ICanvas canvas)
-        {
-            PageContext = pageContext;
-            Canvas = canvas;
-        }
-
         internal virtual void CreateProxy(Func<Element?, Element?> create)
         {
             

QuestPDF/Infrastructure/IComponent.cs

@@ -7,7 +7,7 @@ namespace QuestPDF.Infrastructure
         
     }
 
-    class Slot : Container, ISlot
+    class Slot : ContainerElement, ISlot
     {
         
     }

QuestPDF/Infrastructure/IContentDirectionAware.cs

@@ -0,0 +1,7 @@
+namespace QuestPDF.Infrastructure
+{
+    internal interface IContentDirectionAware
+    {
+        public ContentDirection ContentDirection { get; set; }
+    }
+}

QuestPDF/Infrastructure/TextDirection.cs

@@ -0,0 +1,9 @@
+namespace QuestPDF.Infrastructure
+{
+    internal enum TextDirection
+    {
+        Auto,
+        LeftToRight,
+        RightToLeft
+    }
+}

QuestPDF/Infrastructure/TextStyle.cs

@@ -3,10 +3,8 @@ using QuestPDF.Helpers;
 
 namespace QuestPDF.Infrastructure
 {
-    public class TextStyle
+    public record TextStyle
     {
-        internal bool HasGlobalStyleApplied { get; private set; }
-        
         internal string? Color { get; set; }
         internal string? BackgroundColor { get; set; }
         internal string? FontFamily { get; set; }
@@ -18,15 +16,15 @@ namespace QuestPDF.Infrastructure
         internal bool? HasStrikethrough { get; set; }
         internal bool? HasUnderline { get; set; }
         internal bool? WrapAnywhere { get; set; }
+        internal TextDirection? Direction { get; set; }
 
-        internal object PaintKey { get; private set; }
-        internal object FontMetricsKey { get; private set; }
-        
-        internal static TextStyle LibraryDefault => new TextStyle
+        internal TextStyle? Fallback { get; set; }
+
+        internal static TextStyle LibraryDefault { get; } = new()
         {
             Color = Colors.Black,
             BackgroundColor = Colors.Transparent,
-            FontFamily = Fonts.Calibri,
+            FontFamily = Fonts.Lato,
             Size = 12,
             LineHeight = 1.2f,
             FontWeight = Infrastructure.FontWeight.Normal,
@@ -34,58 +32,11 @@ namespace QuestPDF.Infrastructure
             IsItalic = false,
             HasStrikethrough = false,
             HasUnderline = false,
-            WrapAnywhere = false
+            WrapAnywhere = false,
+            Direction = TextDirection.Auto,
+            Fallback = null
         };
 
-        public static TextStyle Default => new TextStyle();
-        
-        internal void ApplyGlobalStyle(TextStyle globalStyle)
-        {
-            if (HasGlobalStyleApplied)
-                return;
-            
-            HasGlobalStyleApplied = true;
-
-            ApplyParentStyle(globalStyle);
-            PaintKey ??= (FontFamily, Size, FontWeight, FontPosition, IsItalic, Color);
-            FontMetricsKey ??= (FontFamily, Size, FontWeight, IsItalic);
-        }
-        
-        internal void ApplyParentStyle(TextStyle parentStyle)
-        {
-            Color ??= parentStyle.Color;
-            BackgroundColor ??= parentStyle.BackgroundColor;
-            FontFamily ??= parentStyle.FontFamily;
-            Size ??= parentStyle.Size;
-            LineHeight ??= parentStyle.LineHeight;
-            FontWeight ??= parentStyle.FontWeight;
-            FontPosition ??= parentStyle.FontPosition;
-            IsItalic ??= parentStyle.IsItalic;
-            HasStrikethrough ??= parentStyle.HasStrikethrough;
-            HasUnderline ??= parentStyle.HasUnderline;
-            WrapAnywhere ??= parentStyle.WrapAnywhere;
-        }
-
-        internal void OverrideStyle(TextStyle parentStyle)
-        {
-            Color = parentStyle.Color ?? Color;
-            BackgroundColor = parentStyle.BackgroundColor ?? BackgroundColor;
-            FontFamily = parentStyle.FontFamily ?? FontFamily;
-            Size = parentStyle.Size ?? Size;
-            LineHeight = parentStyle.LineHeight ?? LineHeight;
-            FontWeight = parentStyle.FontWeight ?? FontWeight;
-            FontPosition = parentStyle.FontPosition ?? FontPosition;
-            IsItalic = parentStyle.IsItalic ?? IsItalic;
-            HasStrikethrough = parentStyle.HasStrikethrough ?? HasStrikethrough;
-            HasUnderline = parentStyle.HasUnderline ?? HasUnderline;
-            WrapAnywhere = parentStyle.WrapAnywhere ?? WrapAnywhere;
-        }
-        
-        internal TextStyle Clone()
-        {
-            var clone = (TextStyle)MemberwiseClone();
-            clone.HasGlobalStyleApplied = false;
-            return clone;
-        }
+        public static TextStyle Default { get; } = new();
     }
 }

QuestPDF/Infrastructure/TextStyleManager.cs

@@ -0,0 +1,263 @@
+using System;
+using System.Collections.Concurrent;
+using QuestPDF.Fluent;
+
+namespace QuestPDF.Infrastructure
+{
+    internal enum TextStyleProperty
+    {
+        Color,
+        BackgroundColor,
+        FontFamily,
+        Size,
+        LineHeight,
+        FontWeight,
+        FontPosition,
+        IsItalic,
+        HasStrikethrough,
+        HasUnderline,
+        WrapAnywhere,
+        Fallback,
+        Direction
+    }
+    
+    internal static class TextStyleManager
+    {
+        private static readonly ConcurrentDictionary<(TextStyle origin, TextStyleProperty property, object value), TextStyle> TextStyleMutateCache = new();
+        private static readonly ConcurrentDictionary<(TextStyle origin, TextStyle parent), TextStyle> TextStyleApplyGlobalCache = new();
+        private static readonly ConcurrentDictionary<(TextStyle origin, TextStyle parent), TextStyle> TextStyleOverrideCache = new();
+
+        public static TextStyle Mutate(this TextStyle origin, TextStyleProperty property, object value)
+        {
+            var cacheKey = (origin, property, value);
+            return TextStyleMutateCache.GetOrAdd(cacheKey, x => MutateStyle(x.origin, x.property, x.value));
+        }
+
+        private static TextStyle MutateStyle(TextStyle origin, TextStyleProperty property, object? value, bool overrideValue = true)
+        {
+            if (overrideValue && value == null)
+                return origin;
+            
+            if (property == TextStyleProperty.Color)
+            {
+                if (!overrideValue && origin.Color != null)
+                    return origin;
+                
+                var castedValue = (string?)value;
+
+                if (origin.Color == castedValue)
+                    return origin;
+
+                return origin with { Color = castedValue };
+            }
+            
+            if (property == TextStyleProperty.BackgroundColor)
+            {
+                if (!overrideValue && origin.BackgroundColor != null)
+                    return origin;
+                
+                var castedValue = (string?)value;
+                
+                if (origin.BackgroundColor == castedValue)
+                    return origin;
+
+                return origin with { BackgroundColor = castedValue };
+            }
+            
+            if (property == TextStyleProperty.FontFamily)
+            {
+                if (!overrideValue && origin.FontFamily != null)
+                    return origin;
+                
+                var castedValue = (string?)value;
+                
+                if (origin.FontFamily == castedValue)
+                    return origin;
+
+                return origin with { FontFamily = castedValue };
+            }
+            
+            if (property == TextStyleProperty.Size)
+            {
+                if (!overrideValue && origin.Size != null)
+                    return origin;
+                
+                var castedValue = (float?)value;
+                
+                if (origin.Size == castedValue)
+                    return origin;
+
+                return origin with { Size = castedValue };
+            }
+            
+            if (property == TextStyleProperty.LineHeight)
+            {
+                if (!overrideValue && origin.LineHeight != null)
+                    return origin;
+                
+                var castedValue = (float?)value;
+                
+                if (origin.LineHeight == castedValue)
+                    return origin;
+
+                return origin with { LineHeight = castedValue };
+            }
+            
+            if (property == TextStyleProperty.FontWeight)
+            {
+                if (!overrideValue && origin.FontWeight != null)
+                    return origin;
+                
+                var castedValue = (FontWeight?)value;
+                
+                if (origin.FontWeight == castedValue)
+                    return origin;
+
+                return origin with { FontWeight = castedValue };
+            }
+            
+            if (property == TextStyleProperty.FontPosition)
+            {
+                if (!overrideValue && origin.FontPosition != null)
+                    return origin;
+                
+                var castedValue = (FontPosition?)value;
+                
+                if (origin.FontPosition == castedValue)
+                    return origin;
+
+                return origin with { FontPosition = castedValue };
+            }
+            
+            if (property == TextStyleProperty.IsItalic)
+            {
+                if (!overrideValue && origin.IsItalic != null)
+                    return origin;
+                
+                var castedValue = (bool?)value;
+                
+                if (origin.IsItalic == castedValue)
+                    return origin;
+
+                return origin with { IsItalic = castedValue };
+            }
+            
+            if (property == TextStyleProperty.HasStrikethrough)
+            {
+                if (!overrideValue && origin.HasStrikethrough != null)
+                    return origin;
+                
+                var castedValue = (bool?)value;
+                
+                if (origin.HasStrikethrough == castedValue)
+                    return origin;
+
+                return origin with { HasStrikethrough = castedValue };
+            }
+            
+            if (property == TextStyleProperty.HasUnderline)
+            {
+                if (!overrideValue && origin.HasUnderline != null)
+                    return origin;
+                
+                var castedValue = (bool?)value;
+                
+                if (origin.HasUnderline == castedValue)
+                    return origin;
+
+                return origin with { HasUnderline = castedValue };
+            }
+            
+            if (property == TextStyleProperty.WrapAnywhere)
+            {
+                if (!overrideValue && origin.WrapAnywhere != null)
+                    return origin;
+
+                var castedValue = (bool?)value;
+                
+                if (origin.WrapAnywhere == castedValue)
+                    return origin;
+                
+                return origin with { WrapAnywhere = castedValue };
+            }
+            
+            if (property == TextStyleProperty.Fallback)
+            {
+                if (!overrideValue && origin.Fallback != null)
+                    return origin;
+
+                var castedValue = (TextStyle?)value;
+                
+                if (origin.Fallback == castedValue)
+                    return origin;
+                
+                return origin with { Fallback = castedValue };
+            }
+            
+            if (property == TextStyleProperty.Direction)
+            {
+                if (!overrideValue && origin.Direction != null)
+                    return origin;
+
+                var castedValue = (TextDirection?)value;
+                
+                if (origin.Direction == castedValue)
+                    return origin;
+                
+                return origin with { Direction = castedValue };
+            }
+
+            throw new ArgumentOutOfRangeException(nameof(property), property, "Expected to mutate the TextStyle object. Provided property type is not supported.");
+        }
+        
+        internal static TextStyle ApplyGlobalStyle(this TextStyle style, TextStyle parent)
+        {
+            var cacheKey = (style, parent);
+            return TextStyleApplyGlobalCache.GetOrAdd(cacheKey, key => ApplyStyle(key.origin, key.parent, overrideStyle: false).ApplyFontFallback());
+        }
+        
+        private static TextStyle ApplyFontFallback(this TextStyle style)
+        {
+            var targetFallbackStyle = style
+                ?.Fallback
+                ?.ApplyStyle(style, overrideStyle: false, applyFallback: false)
+                ?.ApplyFontFallback();
+            
+            return MutateStyle(style, TextStyleProperty.Fallback, targetFallbackStyle);
+        }
+        
+        internal static TextStyle OverrideStyle(this TextStyle style, TextStyle parent)
+        {
+            var cacheKey = (style, parent);
+            
+            return TextStyleOverrideCache.GetOrAdd(cacheKey, key =>
+            {
+                var result = ApplyStyle(key.origin, key.parent);
+                return MutateStyle(result, TextStyleProperty.Fallback, key.parent.Fallback);
+            });
+        }
+        
+        private static TextStyle ApplyStyle(this TextStyle style, TextStyle parent, bool overrideStyle = true, bool applyFallback = true)
+        {
+            var result = style;
+
+            result = MutateStyle(result, TextStyleProperty.Color, parent.Color, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.BackgroundColor, parent.BackgroundColor, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.FontFamily, parent.FontFamily, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.Size, parent.Size, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.LineHeight, parent.LineHeight, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.FontWeight, parent.FontWeight, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.FontPosition, parent.FontPosition, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.IsItalic, parent.IsItalic, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.HasStrikethrough, parent.HasStrikethrough, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.HasUnderline, parent.HasUnderline, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.WrapAnywhere, parent.WrapAnywhere, overrideStyle);
+            result = MutateStyle(result, TextStyleProperty.Direction, parent.Direction, overrideStyle);
+            
+            if (applyFallback)
+                result = MutateStyle(result, TextStyleProperty.Fallback, parent.Fallback, overrideStyle);
+
+            return result;
+        }
+    }
+}

QuestPDF/Previewer/ApiRequests.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+using QuestPDF.Previewer.Inspection;
+
+namespace QuestPDF.Previewer;
+
+internal sealed class IncompatibleVersionApiRequest
+{
+    
+}
+
+internal sealed class NotifyPresenceApiRequest
+{
+    public string ClientId { get; set; }
+    public string LibraryVersion { get; set; }
+    public bool IsDotnet6OrBeyond { get; set; }
+    public bool IsDotnet3OrBeyond { get; set; }
+    public bool IsExecutedInUnitTest { get; set; }
+}
+
+internal sealed class DocumentPreviewApiRequest
+{
+    public ICollection<PageSnapshot> PageSnapshots { get; set; }
+    public InspectionElement DocumentHierarchy { get; set; }
+        
+    public class PageSnapshot
+    {
+        public string ResourceId { get; } = Guid.NewGuid().ToString("N");
+        public int PageNumber { get; set; }
+            
+        public float Width { get; set; }
+        public float Height { get; set; }
+    }
+}
+
+internal sealed class GenericErrorApiRequest
+{
+    public GenericError? Error { get; set; }
+}
+    
+internal sealed class LayoutErrorApiRequest
+{
+    public LayoutErrorTrace? Trace { get; set; }
+}

QuestPDF/Previewer/ExceptionDocument.cs

@@ -1,108 +0,0 @@
-using System;
-using QuestPDF.Drawing;
-using QuestPDF.Fluent;
-using QuestPDF.Helpers;
-using QuestPDF.Infrastructure;
-using SkiaSharp;
-
-namespace QuestPDF.Previewer
-{
-    public class ExceptionDocument : IDocument
-    {
-        private Exception Exception { get; }
-    
-        public ExceptionDocument(Exception exception)
-        {
-            Exception = exception;
-        }
-    
-        public DocumentMetadata GetMetadata()
-        {
-            return DocumentMetadata.Default;
-        }
-
-        public void Compose(IDocumentContainer document)
-        {
-            document.Page(page =>
-            {
-                page.ContinuousSize(PageSizes.A4.Width);
-                page.Margin(50);
-                page.DefaultTextStyle(x => x.FontSize(16));
-
-                page.Foreground().PaddingTop(5).Border(10).BorderColor(Colors.Red.Medium);
-                
-                page.Header()
-                    .ShowOnce()
-                    .PaddingBottom(5)
-                    .Row(row =>
-                    {
-                        row.Spacing(15);
-                        
-                        row.AutoItem()
-                            .PaddingTop(15)
-                            .Width(48)
-                            .AspectRatio(1)
-                            .Canvas((canvas, size) =>
-                            {
-                                const float iconSize = 24;
-                                using var iconPath = SKPath.ParseSvgPathData("M23,12L20.56,14.78L20.9,18.46L17.29,19.28L15.4,22.46L12,21L8.6,22.47L6.71,19.29L3.1,18.47L3.44,14.78L1,12L3.44,9.21L3.1,5.53L6.71,4.72L8.6,1.54L12,3L15.4,1.54L17.29,4.72L20.9,5.54L20.56,9.22L23,12M20.33,12L18.5,9.89L18.74,7.1L16,6.5L14.58,4.07L12,5.18L9.42,4.07L8,6.5L5.26,7.09L5.5,9.88L3.67,12L5.5,14.1L5.26,16.9L8,17.5L9.42,19.93L12,18.81L14.58,19.92L16,17.5L18.74,16.89L18.5,14.1L20.33,12M11,15H13V17H11V15M11,7H13V13H11V7");
-                                
-                                using var paint = new SKPaint()
-                                { 
-                                    Color = SKColors.Red,
-                                    IsAntialias = true
-                                };
-                                
-                                canvas.Scale(size.Width / iconSize);
-                                canvas.DrawPath(iconPath, paint);
-                            });
-                        
-                        row.RelativeItem()
-                            .Column(column =>
-                            {
-                                column.Item().Text("Exception").FontSize(36).FontColor(Colors.Red.Medium).Bold();
-                                column.Item().PaddingTop(-10).Text("Don't panic! Just analyze what's happened...").FontSize(18).FontColor(Colors.Red.Medium).Bold();
-                            }); 
-                    });
-
-                page.Content().PaddingVertical(20).Column(column =>
-                {
-                    var currentException = Exception;
-                    
-                    while (currentException != null)
-                    {
-                        column.Item()
-                            .PaddingTop(25)
-                            .PaddingBottom(15)
-                            
-                            .Padding(-10)
-                            .Background(Colors.Grey.Lighten3)
-                            .Padding(10)
-                            
-                            .Text(text =>
-                            {
-                                text.DefaultTextStyle(x => x.FontSize(16));
-
-                                text.Span(currentException.GetType().Name + ": ").Bold();
-                                text.Span(currentException.Message);
-                            });
-                        
-                        foreach (var trace in currentException.StackTrace.Split('\n'))
-                        {
-                            column
-                                .Item()
-                                .ShowEntire()
-                                .BorderBottom(1)
-                                .BorderColor(Colors.Grey.Lighten2)
-                                .PaddingVertical(5)
-                                .Text(trace.Trim())
-                                .FontSize(12);
-                        }
-                        
-                        currentException = currentException.InnerException;
-                    }
-                });
-            });
-        }
-    }   
-}

QuestPDF/Previewer/Helpers.cs

@@ -0,0 +1,22 @@
+#if NETCOREAPP3_0_OR_GREATER
+
+using System.Net.Http;
+using System.Text;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace QuestPDF.Previewer;
+
+internal static class Helpers
+{
+    public static Task<HttpResponseMessage> PostAsJsonAsync<TValue>(this HttpClient client, string? requestUri, TValue value, JsonSerializerOptions? options = null, CancellationToken cancellationToken = default)
+    {
+        var json = JsonSerializer.Serialize(value, options);
+        var jsonContent = new StringContent(json, Encoding.UTF8, "application/json");
+        
+        return client.PostAsync(requestUri, jsonContent, cancellationToken);
+    }
+}
+
+#endif

QuestPDF/Previewer/Inspection/DocumentHierarchyProcessor.cs

@@ -0,0 +1,60 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using QuestPDF.Drawing.Proxy;
+using QuestPDF.Elements;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+
+namespace QuestPDF.Previewer.Inspection;
+
+public static class DocumentHierarchyProcessor
+{
+    internal static InspectionElement ExtractDocumentHierarchy(this Container content)
+    {
+        content.RemoveExistingContainers();
+        
+        var proxies = content.ExtractProxyOfType<InspectionProxy>();
+        return Map(proxies);
+
+        InspectionElement Map(TreeNode<InspectionProxy> treeNode)
+        {
+            var proxy = treeNode.Value;
+            var element = proxy.Child;
+                
+            var locations = proxy
+                .Statistics
+                .Keys
+                .Select(x =>
+                {
+                    var statistics = proxy.Statistics[x];
+                    
+                    return new InspectionElementLocation
+                    {
+                        PageNumber = x,
+                        Position = new MyPosition
+                        {
+                            Top = statistics.Position.Y,
+                            Left = statistics.Position.X
+                        },
+                        Size = new Size
+                        {
+                            Width = statistics.Size.Width,
+                            Height = statistics.Size.Height
+                        }
+                    };
+                })
+                .ToList();
+            
+            return new InspectionElement
+            {
+                ElementType = element.GetType().Name,
+                IsSingleChildContainer = element is ContainerElement,
+                Location = locations,
+                Properties = element.GetElementConfiguration().ToList(),
+                Children = treeNode.Children.Select(Map).ToList()
+            };
+        }
+    }
+}