Implemented custom tree view with proper indendation

.github/workflows/dotnet-desktop.yml

@@ -1,54 +0,0 @@
-name: Build And Create Nuget Package
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-  workflow_dispatch:
-  schedule:
-    - cron: '3 0 * * 0'
-
-jobs:
-  main:
-    runs-on: ${{ matrix.environment }}
-    strategy:
-      matrix:
-        environment:
-          - macos-latest
-          - ubuntu-latest
-          - windows-latest
-    env:
-      DOTNET_NOLOGO: 1
-      DOTNET_CLI_TELEMETRY_OPTOUT: 1
-      NUGET_PACKAGES: ${{ github.workspace }}/.nuget/packages
-      UNIT_TEST_PROJECT: QuestPDF.UnitTests/QuestPDF.UnitTests.csproj
-
-    steps:
-      - name: 📝 Fetch Sources 📝
-        uses: actions/checkout@v2
-
-      - name: ⚙ Setup .NET 6.0 SDK ⚙
-        uses: actions/setup-dotnet@v1
-        with:
-          dotnet-version: '6.0.x'
-          
-      - name: 🔄 Restore Nuget Packages 🔄
-        shell: bash
-        run: dotnet restore
-        working-directory: ./Source
-
-      - name: 🛠 Build Solution 🛠
-        shell: bash
-        run: dotnet build -c Release --no-restore
-        working-directory: ./Source
-        
-      - name: Upload build artifacts
-        uses: actions/upload-artifact@v3
-        if: ${{ matrix.environment == 'windows-latest' }}
-        with:
-          name: Build Package
-          path: |
-            **/*.nupkg
-            **/*.snupkg
-            !.nuget

QuestPDF.Examples/DefaultTextStyleExamples.cs

@@ -1,5 +1,4 @@
 using System.Drawing;
-using System.Globalization;
 using System.Linq;
 using NUnit.Framework;
 using QuestPDF.Examples.Engine;
@@ -44,7 +43,7 @@ namespace QuestPDF.Examples
                                         .Height(50)
                                         .AlignCenter()
                                         .AlignMiddle()
-                                        .Text(i.ToString(CultureInfo.InvariantCulture))
+                                        .Text(i)
                                         .FontSize(16 + i / 4);   
                                 }
                             });

QuestPDF.Examples/DynamicOptimizedExample.cs

@@ -1,5 +1,4 @@
 using System.Collections.Generic;
-using System.Globalization;
 using System.Linq;
 using NUnit.Framework;
 using QuestPDF.Elements;
@@ -50,15 +49,15 @@ namespace QuestPDF.Examples
             {
                 container.MinimalBox().Decoration(decoration =>
                 {
-                    decoration.Before().Element(header);
+                    decoration.Header().Element(header);
 
-                    decoration.Content().Column(column =>
+                    decoration.Content().Box().Stack(stack =>
                     {
                         foreach (var row in rows)
-                            column.Item().Element(row.Element);
+                            stack.Item().Element(row.Element);
                     });
 
-                    decoration.After().Element(footer);
+                    decoration.Footer().Element(footer);
                 });
             });
 
@@ -83,14 +82,15 @@ namespace QuestPDF.Examples
                     .BorderBottom(1)
                     .BorderColor(Colors.Grey.Darken2)
                     .Padding(5)
-                    .DefaultTextStyle(TextStyle.Default.SemiBold())
                     .Row(row =>
                     {
-                        row.ConstantItem(30).Text("#");
-                        row.RelativeItem().Text("Item name");
-                        row.ConstantItem(50).AlignRight().Text("Count");
-                        row.ConstantItem(50).AlignRight().Text("Price");
-                        row.ConstantItem(50).AlignRight().Text("Total");
+                        var textStyle = TextStyle.Default.SemiBold();
+
+                        row.ConstantItem(30).Text("#", textStyle);
+                        row.RelativeItem().Text("Item name", textStyle);
+                        row.ConstantItem(50).AlignRight().Text("Count", textStyle);
+                        row.ConstantItem(50).AlignRight().Text("Price", textStyle);
+                        row.ConstantItem(50).AlignRight().Text("Total", textStyle);
                     });
             });
         }
@@ -105,8 +105,7 @@ namespace QuestPDF.Examples
                     .Width(context.AvailableSize.Width)
                     .Padding(5)
                     .AlignRight()
-                    .DefaultTextStyle(TextStyle.Default.FontSize(14).SemiBold())
-                    .Text($"Subtotal: {total}$");
+                    .Text($"Subtotal: {total}$", TextStyle.Default.Size(14).SemiBold());
             });
         }
         
@@ -127,9 +126,9 @@ namespace QuestPDF.Examples
                         .Padding(5)
                         .Row(row =>
                         {
-                            row.ConstantItem(30).Text((index + 1).ToString(CultureInfo.InvariantCulture));
+                            row.ConstantItem(30).Text(index + 1);
                             row.RelativeItem().Text(item.ItemName);
-                            row.ConstantItem(50).AlignRight().Text(item.Count.ToString(CultureInfo.InvariantCulture));
+                            row.ConstantItem(50).AlignRight().Text(item.Count);
                             row.ConstantItem(50).AlignRight().Text($"{item.Price}$");
                             row.ConstantItem(50).AlignRight().Text($"{item.Count*item.Price}$");
                         });
@@ -165,7 +164,7 @@ namespace QuestPDF.Examples
                         .Decoration(decoration =>
                         {
                             decoration
-                                .Before()
+                                .Header()
                                 .PaddingBottom(5)
                                 .Text(text =>
                                 {

QuestPDF.Examples/DynamicSimpleTableExample.cs

@@ -1,6 +1,5 @@
 using System.Collections.Generic;
 using System.Drawing;
-using System.Globalization;
 using System.Linq;
 using NUnit.Framework;
 using QuestPDF.Elements;
@@ -97,9 +96,9 @@ namespace QuestPDF.Examples
                         {
                             var item = Items[index];
                                 
-                            table.Cell().Element(Style).Text((index + 1).ToString(CultureInfo.InvariantCulture));
+                            table.Cell().Element(Style).Text(index + 1);
                             table.Cell().Element(Style).Text(item.ItemName);
-                            table.Cell().Element(Style).AlignRight().Text(item.Count.ToString(CultureInfo.InvariantCulture));
+                            table.Cell().Element(Style).AlignRight().Text(item.Count);
                             table.Cell().Element(Style).AlignRight().Text($"{item.Price}$");
                             table.Cell().Element(Style).AlignRight().Text($"{item.Count*item.Price}$");
 

QuestPDF.Examples/ImageExamples.cs

@@ -1,12 +1,9 @@
-using System;
-using System.IO;
-using System.Linq;
+using System.IO;
 using NUnit.Framework;
 using QuestPDF.Drawing.Exceptions;
 using QuestPDF.Examples.Engine;
 using QuestPDF.Fluent;
 using QuestPDF.Helpers;
-using QuestPDF.Infrastructure;
 
 namespace QuestPDF.Examples
 {
@@ -37,21 +34,6 @@ 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()
         {
@@ -65,25 +47,5 @@ namespace QuestPDF.Examples
                     .Render(page => page.Image("non_existent.png"));
             });
         }
-        
-        
-        
-        [Test]
-        public void ImageResolutionScaling()
-        {
-            var image = Image.FromFile("large-image.jpg");
-            
-            Document
-                .Create(document =>
-                {
-                    document.Page(page =>
-                    {
-                        page.Size(210, 210);
-                        page.Margin(50);
-                        page.Content().Image(image);
-                    });
-                })
-                .GeneratePdf($"test.pdf");
-        }
     }
 }

QuestPDF.Examples/InlinedExamples.cs

@@ -120,42 +120,5 @@ namespace QuestPDF.Examples
                     .Background(Placeholders.BackgroundColor());
             }
         }
-        
-        [Test]
-        public void RepeatingInlinedInHeader_Test()
-        {
-            RenderingTest
-                .Create()
-                .ProduceImages()
-                .ShowResults()
-                .RenderDocument(document =>
-                {
-                    document.Page(page =>
-                    {
-                        page.Size(PageSizes.A4);
-                        page.Margin(1, Unit.Inch);
-                        page.PageColor(Colors.White);
-                        
-                        page.Header()
-                            .Inlined(inlined =>
-                            {
-                                inlined.Spacing(10);
-                                
-                                foreach (var i in Enumerable.Range(5, 5))
-                                    inlined.Item().Width(i * 10).Height(20).Background(Colors.Red.Medium);
-                            });
-                        
-                        page.Content()
-                            .PaddingVertical(20)
-                            .Column(column =>
-                            {
-                                column.Spacing(25);
-                                
-                                foreach (var i in Enumerable.Range(10, 20))
-                                    column.Item().Width(i * 10).Height(50).Background(Colors.Grey.Lighten2);
-                            });
-                    });
-                });
-        }
     }
 }

QuestPDF.Examples/LoremPicsumExample.cs

@@ -19,12 +19,10 @@ namespace QuestPDF.Examples
         {
             var url = "https://picsum.photos/300/200";
 
-            if (Greyscale)
+            if(Greyscale)
                 url += "?grayscale";
 
             using var client = new WebClient();
-            client.Headers.Add("user-agent", "QuestPDF/1.0 Unit Testing");
-            
             var response = client.DownloadData(url);
             container.Image(response);
         }
@@ -61,4 +59,4 @@ namespace QuestPDF.Examples
                 });
         }
     }
-}
+}

QuestPDF.Examples/QuestPDF.Examples.csproj

@@ -6,13 +6,13 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="BenchmarkDotNet" Version="0.13.2" />
+        <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
         <PackageReference Include="microcharts" Version="0.9.5.9" />
-        <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" />
-        <PackageReference Include="Svg.Skia" Version="0.5.18" />
+        <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" />
     </ItemGroup>
 
     <ItemGroup>
@@ -32,12 +32,6 @@
       <None Update="pdf-icon.svg">
         <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       </None>
-      <None Update="large-image.png">
-        <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-      </None>
-      <None Update="large-image.jpg">
-        <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-      </None>
     </ItemGroup>
 
 </Project>

QuestPDF.Examples/RowExamples.cs

@@ -105,41 +105,5 @@ 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/TableExamples.cs

@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.ComponentModel;
 using System.Diagnostics;
 using System.Drawing;
-using System.Globalization;
 using System.Linq;
 using NUnit.Framework;
 using QuestPDF.Drawing;
@@ -300,18 +299,17 @@ namespace QuestPDF.Examples
                                 columns.RelativeColumn();
                                 columns.RelativeColumn();
                                 columns.RelativeColumn();
-                                columns.RelativeColumn();
-                                columns.RelativeColumn();
                             });
 
-                            var image = Placeholders.Image(400, 300);
+                            table.Cell().RowSpan(4).Element(Block).Text("1");
                             
-                            table.Cell().Image(image);
-                            table.Cell().Image(image);
-                            table.Cell().Image(image);
-                            table.Cell().Image(image);
-                            table.Cell().Image(image);
-                            table.Cell().Image(image);
+                            table.Cell().RowSpan(2).Element(Block).Text("2");
+                            table.Cell().RowSpan(1).Element(Block).Text("3");
+                            table.Cell().RowSpan(1).Element(Block).Text("4");
+                            
+                            table.Cell().RowSpan(2).Element(Block).Text("5");
+                            table.Cell().RowSpan(1).Element(Block).Text("6");
+                            table.Cell().RowSpan(1).Element(Block).Text("7");
                         });
                 });
         }
@@ -391,12 +389,12 @@ namespace QuestPDF.Examples
                                 table.Cell().Element(CellStyle).ExtendHorizontal().AlignLeft().Text(page.name);
                                         
                                 // inches
-                                table.Cell().Element(CellStyle).Text(page.width.ToString(CultureInfo.InvariantCulture));
-                                table.Cell().Element(CellStyle).Text(page.height.ToString(CultureInfo.InvariantCulture));
+                                table.Cell().Element(CellStyle).Text(page.width);
+                                table.Cell().Element(CellStyle).Text(page.height);
                                         
                                 // points
-                                table.Cell().Element(CellStyle).Text((page.width * inchesToPoints).ToString(CultureInfo.InvariantCulture));
-                                table.Cell().Element(CellStyle).Text((page.height * inchesToPoints).ToString(CultureInfo.InvariantCulture));
+                                table.Cell().Element(CellStyle).Text(page.width * inchesToPoints);
+                                table.Cell().Element(CellStyle).Text(page.height * inchesToPoints);
                                         
                                 IContainer CellStyle(IContainer container) => DefaultCellStyle(container, Colors.White); 
                             }

QuestPDF.Examples/TextBenchmark.cs

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

QuestPDF.Examples/TextExamples.cs

@@ -1,13 +1,11 @@
-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;
 using QuestPDF.Infrastructure;
-using SkiaSharp;
 
 namespace QuestPDF.Examples
 {
@@ -123,132 +121,7 @@ namespace QuestPDF.Examples
                         });
                 });
         }
-
-        [Test]
-        public void LetterSpacing()
-        {
-            RenderingTest
-                .Create()
-                .PageSize(500, 700)
-                .ProduceImages()
-                .ShowResults()
-                .Render(container =>
-                {
-                    container
-                        .Padding(20)
-                        .Column(column =>
-                        {
-                            var letterSpacing = new[] { -0.1f, 0f, 0.2f };
-                            var paragraph = Placeholders.Sentence().ToUpper();
-
-                            foreach (var spacing in letterSpacing)
-                            {
-                                column
-                                    .Item()
-                                    .Border(1)
-                                    .Padding(10)
-                                    .Column(nestedColumn =>
-                                    {
-                                        nestedColumn.Item()
-                                                    .Text(paragraph)
-                                                    .FontSize(16)
-                                                    .LetterSpacing(spacing);
-
-                                        nestedColumn.Item()
-                                                    .Text($"Letter spacing of {spacing} em")
-                                                    .FontSize(10)
-                                                    .Italic()
-                                                    .FontColor(Colors.Blue.Medium);
-                                    });
-                                
-                            }
-                        });
-                });
-        }
-
-        [Test]
-        public void LetterSpacing_Arabic()
-        {
-            RenderingTest
-                .Create()
-                .PageSize(500, 700)
-                .ProduceImages()
-                .ShowResults()
-                .Render(container =>
-                {
-                    container
-                        .Padding(50)
-                        .Column(column =>
-                        {
-                            var letterSpacing = new[] { -0.1f, 0f, 0.2f };
-                            var paragraph = "ينا الألم. في بعض الأحيان ونظراً للالتزامات التي يفرضها علينا";
-                            foreach (var spacing in letterSpacing)
-                            {
-                                column
-                                   .Item()
-                                   .Border(1)
-                                   .Padding(10)
-                                   .Column(nestedColumn =>
-                                   {
-                                       nestedColumn.Item()
-                                                   .Text(paragraph)
-                                                   .FontSize(16)
-                                                   .FontFamily(Fonts.Calibri)
-                                                   .LetterSpacing(spacing);
-
-                                       nestedColumn.Item()
-                                                   .Text($"Letter spacing of {spacing} em")
-                                                   .FontSize(10)
-                                                   .Italic()
-                                                   .FontColor(Colors.Blue.Medium);
-                                   });
-                            }
-                        });
-                });
-        }
-
-
-        [Test]
-        public void LetterSpacing_Unicode()
-        {
-            RenderingTest
-                .Create()
-                .PageSize(500, 700)
-                .ProduceImages()
-                .ShowResults()
-                .Render(container =>
-                {
-                    container
-                        .Padding(50)
-                        .Column(column =>
-                        {
-                            var letterSpacing = new[] { 0f, 0.5f };
-                            
-                            
-                            
-                            var paragraph = "Ţ̴̡̧̤̮̺̤̗͎̱̹͙͎͖͂̿̓́̉̊̀̍͜h̵̞̘͇̾̎̏̅į̵̹̖͔͉̰̎̉̄̐̏͑͂̅̃̃͘͝s̷͓͉̭̭̯̬̥̻̰̩̦̑̀̀͌́̒̍̒̌̇͛̀͛́̎ ̷̡̡̟͕̳̺̝̼͇͔̬̟̖͍̈́̽͜͝͝i̶͔͚̟̊̐͛́͛̄̌ṡ̸̡̤̪͙͍̥͙̟̼̝̰̥͈̿̓̄̿̓͠ ̶̢̦̙͍̯̖̱̰̯͕͔͎̯̝̎͑t̸͖̲̱̼̎͐̎̉̾̎̾̌̅̔̏͘ȩ̶̝̫̙͓̙̣̔̀̌̔̋̂̑̈́̏̀̈͘̕͜͝s̸̫̝̮̻̼͐̅̄̎̎̑͝ț̷̨̢̨̻͈̮̞̆͗̓͊̃̌͂̑̉̕̕͜͝͝";
-
-                            
-                            
-                            foreach (var spacing in letterSpacing)
-                            {
-                                column.Item()
-                                      .Text($"Letter spacing of {spacing} em")
-                                      .FontSize(10)
-                                      .Italic()
-                                      .FontColor(Colors.Blue.Medium);
-
-                                column.Item()
-                                      .PaddingVertical(50)
-                                      .Text(paragraph)
-                                      .FontSize(16)
-                                      .FontFamily(Fonts.Calibri)
-                                      .LetterSpacing(spacing);
-                            }
-                        });
-                });
-        }
-
+        
         [Test]
         public void SuperscriptSubscript_Simple()
         {
@@ -649,7 +522,7 @@ namespace QuestPDF.Examples
 
                         page.Content().Column(column =>
                         {
-                            column.Item().Text((string) null);
+                            column.Item().Text(null);
 
                             column.Item().Text(text =>
                             {
@@ -681,7 +554,7 @@ namespace QuestPDF.Examples
 
                         page.Content().Column(column =>
                         {
-                            column.Item().Text((string) null);
+                            column.Item().Text(null);
 
                             column.Item().Text(text =>
                             {
@@ -717,7 +590,7 @@ namespace QuestPDF.Examples
                             text.Span("Complex Unicode structure: ");
                             
                             
-                            text.Span("T̶̖̔͆͆̽̔ḩ̷̼̫̐̈́̀͜͝͝ì̶͇̤͓̱̣͇͓͉̎s̵̡̟̹͍̜͉̗̾͛̈̐́͋͂͝͠ͅ ̴̨͙͍͇̭̒͗̀́͝ì̷̡̺͉̼̏̏̉̌͝s̷͍͙̗̰̖͙̈̑̂̔͑͊̌̓̊̇͜ ̶̛̼͚͊̅͘ṭ̷̨̘̣̙̖͉͌̏̂̅͑̄̽̕͝ȅ̶̲̲̙̭͈̬̣͔̝͔̈́͝s̸̢̯̪̫͓̭̮̓̀͆͜ț̸̢͉̞̥̤̏̌̓͝").FontFamily(Fonts.Calibri).FontColor(Colors.Red.Medium);
+                            text.Span("T̶̖̔͆͆̽̔ḩ̷̼̫̐̈́̀͜͝͝ì̶͇̤͓̱̣͇͓͉̎s̵̡̟̹͍̜͉̗̾͛̈̐́͋͂͝͠ͅ ̴̨͙͍͇̭̒͗̀́͝ì̷̡̺͉̼̏̏̉̌͝s̷͍͙̗̰̖͙̈̑̂̔͑͊̌̓̊̇͜ ̶̛̼͚͊̅͘ṭ̷̨̘̣̙̖͉͌̏̂̅͑̄̽̕͝ȅ̶̲̲̙̭͈̬̣͔̝͔̈́͝s̸̢̯̪̫͓̭̮̓̀͆͜ț̸̢͉̞̥̤̏̌̓͝").FontColor(Colors.Red.Medium);
                             
                             
                             text.Span(".");
@@ -730,7 +603,7 @@ namespace QuestPDF.Examples
         {
             RenderingTest
                 .Create()
-                .PageSize(250, 100)
+                .PageSize(500, 100)
                 
                 .ProduceImages()
                 .ShowResults()
@@ -740,268 +613,8 @@ namespace QuestPDF.Examples
                         .Padding(25)
                         .MinimalBox()
                         .Background(Colors.Grey.Lighten2)
-                        .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);
-                            });
-                        });
-                });
-        }
-        
-        [Test]
-        public void DetectSpanPositionExample()
-        {
-            RenderingTest
-                .Create()
-                .PageSize(new PageSize(650, 800))
-                .ProduceImages()
-                .ShowResults()
-                .Render(container =>
-                {
-                    var fontSize = 20;
-                    
-                    var paint = new SKPaint
-                    {
-                        Color = SKColors.Red,
-                        TextSize = fontSize
-                    };
-                    
-                    var fontMetrics = paint.FontMetrics;
-
-                    var start = 0f;
-                    var end = 0f;
-                    
-                    // corner case: what if text is paged? clamp start and end?
-
-                    container
-                        .Padding(25)
-                        .DefaultTextStyle(x => x.FontSize(fontSize).FontFamily("Calibri"))
-                        .Layers(layers =>
-                        {
-                            layers.PrimaryLayer().Text(text =>
-                            {
-                                text.Span(Placeholders.Paragraph());
-                                text.Span(" - ");
-                                
-                                // record start
-                                text.Element().Width(0).Height(0)
-                                    .Canvas((canvas, size) => start = canvas.TotalMatrix.TransY / canvas.TotalMatrix.ScaleY);
-                                
-                                text.Span(Placeholders.LoremIpsum()).BackgroundColor(Colors.Red.Lighten4);
-                                
-                                // record end
-                                text.Element().Width(0).Height(0)
-                                    .Canvas((canvas, size) => end = canvas.TotalMatrix.TransY / canvas.TotalMatrix.ScaleY);
-                            
-                                text.Span(" - ");
-                                text.Span(Placeholders.Paragraph());
-                            });
-                            
-                            layers.Layer().Canvas((canvas, size) =>
-                            {
-                                canvas.Save();
-      
-                                canvas.Translate(-canvas.TotalMatrix.TransX / canvas.TotalMatrix.ScaleX, -canvas.TotalMatrix.TransY / canvas.TotalMatrix.ScaleY);
-                                canvas.DrawRect(10, start + fontMetrics.Ascent, 5, end - start + (fontMetrics.Bottom - fontMetrics.Ascent), paint);
-                                
-                                canvas.Restore();
-                            });
-                        });
-                });
-        }
-        
-        [Test]
-        public void InconsistentLineHeightWhenUsingNewLineTest()
-        {
-            RenderingTest
-                .Create()
-                .PageSize(PageSizes.A4)
-                .ProduceImages()
-                .ShowResults()
-                .Render(container =>
-                {
-                    container
-                        .Padding(20)
-                        .Background(Colors.Grey.Lighten4)
-                        .Text(text =>
-                        {
-                            text.DefaultTextStyle(x => x.FontSize(16));
-                            
-                            text.Line(Placeholders.Paragraph());
-                            text.Line("");
-                            text.Line(Placeholders.Paragraph());
-                            
-                            text.Line(Placeholders.Label()).FontSize(48);
-                            
-                            text.Line(Placeholders.Paragraph());
-                            text.Line("");
-                            text.Line(Placeholders.Paragraph());
-                        });
+                        .Text("ينا الألم. في بعض الأحيان ونظراً للالتزامات التي يفرضها علينا")
+                        .FontSize(20);
                 });
         }
     }

QuestPDF.Previewer.Examples/Program.cs

@@ -7,11 +7,11 @@ using QuestPDF.ReportSample.Layouts;
 
 //ImagePlaceholder.Solid = true;
 
-// var model = DataSource.GetReport();
-// var report = new StandardReport(model);
-// report.ShowInPreviewer();
-//
-// return;
+var model = DataSource.GetReport();
+var report = new StandardReport(model);
+report.ShowInPreviewer();
+
+return;
 
 Document
     .Create(container =>

QuestPDF.Previewer/InteractiveCanvas.cs

@@ -0,0 +1,344 @@
+using Avalonia;
+using Avalonia.Platform;
+using Avalonia.Rendering.SceneGraph;
+using Avalonia.Skia;
+using DynamicData;
+using SkiaSharp;
+
+namespace QuestPDF.Previewer;
+
+class InteractiveCanvas : ICustomDrawOperation
+{
+    public Rect Bounds { get; set; }
+    public ICollection<PreviewPage> Pages { get; set; }
+    public InspectionElement? InspectionElement { get; set; }
+
+    private float ViewportWidth => (float)Bounds.Width;
+    private float ViewportHeight => (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 - ViewportHeight / Scale;
+
+    public float ScrollPercentY
+    {
+        get
+        {
+            return TranslateY / MaxTranslateY;
+        }
+        set
+        {
+            TranslateY = value * MaxTranslateY;
+        }
+    }
+
+    public float ScrollViewportSizeY
+    {
+        get
+        {
+            var viewPortSize = ViewportHeight / 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 > ViewportHeight / Scale)
+        {
+            TranslateY = Math.Min(TranslateY, MaxTranslateY);
+            TranslateY = Math.Max(TranslateY, 0);
+        }
+        else
+        {
+            TranslateY = (TotalPagesHeight - ViewportHeight / Scale) / 2;
+        }
+
+        if (ViewportWidth / Scale < MaxWidth)
+        {
+            var maxTranslateX = (ViewportWidth / 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();
+    }
+
+    public int ActivePage { get; set; } = 1;
+
+    public IEnumerable<(int pageNumber, float beginY, float endY)> GetPagePosition()
+    {
+        var pageNumber = 1;
+        var currentPagePosition = SafeZone / Scale;
+        
+        foreach (var page in Pages)
+        {
+            yield return (pageNumber, currentPagePosition, currentPagePosition + page.Height);
+            currentPagePosition += page.Height + PageSpacing;
+            pageNumber++;
+        }
+    }
+
+    public void SetActivePage(float x, float y)
+    {
+        y /= Scale;
+        y += TranslateY;
+
+        ActivePage = GetPagePosition().FirstOrDefault(p => p.beginY <= y && y <= p.endY).pageNumber;
+    }
+
+    public void ScrollToInspectionElement(InspectionElement element)
+    {
+        var location = element.Location.MinBy(x => x.PageNumber);
+        var pagePosition = GetPagePosition().ElementAt(location.PageNumber - 1);
+        var page = Pages.ElementAt(location.PageNumber - 1);
+
+        var widthScale = ViewportWidth / location.Width;
+        var heightScale = ViewportHeight / location.Height;
+        var targetScale = Math.Min(widthScale, heightScale);
+        targetScale *= 0.7f; // slightly zoom out to show entire element with padding
+
+        Scale = targetScale; 
+        
+        TranslateY = pagePosition.beginY + location.Top + location.Height / 2 - ViewportHeight / Scale / 2;
+        TranslateX = page.Width / 2 - location.Left - location.Width / 2;
+    }
+    
+    public (int pageNumber, float x, float y)? FindClickedPointOnThePage(float x, float y)
+    {
+        x -= ViewportWidth / 2;
+        x /= Scale;
+        x += TranslateX;
+        
+        y /= Scale;
+        y += TranslateY;
+        
+        var location = GetPagePosition().FirstOrDefault(p => p.beginY <= y && y <= p.endY);
+
+        if (location == default)
+            return null;
+
+        var page = Pages.ElementAt(location.pageNumber - 1);
+        
+        x += page.Width / 2;
+
+        if (x < 0 || page.Width < x)
+            return null;
+        
+        y -= location.beginY;
+
+        return (location.pageNumber, x, y);
+    }
+    
+    #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(ViewportWidth / 2, 0);
+        canvas.Scale(Scale);
+        canvas.Translate(TranslateX, -TranslateY);
+
+        var topMatrix = canvas.TotalMatrix;;
+
+        var positions = GetPagePosition().ToList();
+        
+        foreach (var pageIndex in Enumerable.Range(0, Pages.Count))
+        {
+            canvas.SetMatrix(topMatrix);
+            
+            var page = Pages.ElementAt(pageIndex);
+            var position = positions.ElementAt(pageIndex);
+            
+            canvas.Translate(-page.Width / 2f, position.beginY);
+            DrawBlankPage(canvas, page.Width, page.Height);
+            canvas.DrawPicture(page.Picture);
+            DrawInspectionElement(canvas, pageIndex + 1);
+        }
+
+        canvas.SetMatrix(topMatrix);
+        DrawActivePage(canvas);
+        
+        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("#555");
+    
+    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, ViewportWidth, InnerGradientSize, fogPaint);
+    }
+
+    #endregion
+
+    #region Interactivity
+
+    private void DrawActivePage(SKCanvas canvas)
+    {
+        if (ActivePage == default)
+            return;
+        
+        var page = Pages.ElementAt(ActivePage - 1);
+        var pagePosition = GetPagePosition().ElementAt(ActivePage - 1);
+
+        var thickness = 6f / Scale;
+
+        using var strokePaint = new SKPaint
+        {
+            StrokeWidth = thickness,
+            IsStroke = true,
+            Color = SKColor.Parse("#000")
+        };
+        
+        canvas.DrawRect(- page.Width / 2 -thickness / 2, pagePosition.beginY -thickness / 2, page.Width + thickness, page.Height + thickness, strokePaint);
+    }
+    
+    private void DrawInspectionElement(SKCanvas canvas, int pageNumber)
+    {
+        if (InspectionElement == null || InspectionElement.Location == null)
+            return;
+
+        var location = InspectionElement.Location.FirstOrDefault(x => x.PageNumber == pageNumber);
+
+        if (location == null)
+            return;
+
+        var size = 6 / Scale;
+        size = Math.Min(size, 3);
+
+        using var strokePaint1 = new SKPaint
+        {
+            StrokeWidth = size,
+            IsStroke = true,
+            Color = SKColor.Parse("#42A5F5")
+        };
+        
+        using var strokePaint2 = new SKPaint
+        {
+            StrokeWidth = size,
+            IsStroke = true,
+            PathEffect = SKPathEffect.CreateDash(new[] { size * 3, size * 3 }, 0),
+            Color = SKColor.Parse("#1E88E5")
+        };
+        
+        using var backgroundPaint = new SKPaint
+        {
+            Color = SKColor.Parse("#442196F3"),
+        };
+        
+        canvas.DrawRect(location.Left, location.Top, location.Width, location.Height, backgroundPaint);
+        canvas.DrawRect(location.Left + size / 2, location.Top + size / 2, location.Width - size, location.Height - size, strokePaint1);
+        canvas.DrawRect(location.Left + size / 2, location.Top + size / 2, location.Width - size, location.Height - size, strokePaint2);
+    }
+
+    #endregion
+}

QuestPDF.Previewer/MyHierarchy.axaml

@@ -0,0 +1,45 @@
+<UserControl 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.MyHierarchy">
+    
+    <Grid>
+        <Grid.ColumnDefinitions>
+            <ColumnDefinition Width="Auto"></ColumnDefinition>
+            <ColumnDefinition Width="Auto"></ColumnDefinition>
+            <ColumnDefinition Width="*"></ColumnDefinition>
+        </Grid.ColumnDefinitions>
+        
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="Auto"></RowDefinition>
+        </Grid.RowDefinitions>
+
+        <Panel Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="3" Name="Highlight" Background="transparent" DoubleTapped="InputElement_OnDoubleTapped" PointerEnter="Highlight_OnPointerEnter" PointerLeave="Indentation_OnPointerLeave" PointerPressed="Clicked"></Panel>
+        <Panel Grid.Row="0" Grid.Column="0" Name="Indentation"></Panel>
+        
+        <Panel Grid.Row="0" Grid.Column="1" Name="Panel" Width="16" Height="16" Margin="0,0,8,0" Background="transparent" PointerPressed="Toggle" PointerEnter="Highlight_OnPointerEnter" PointerLeave="Indentation_OnPointerLeave">
+            <Viewbox Width="24" Height="24">
+                <Canvas Width="24" Height="24">
+                    <Path Fill="#AFFF" Name="Icon" />
+                </Canvas>
+            </Viewbox>
+        </Panel>
+        
+        <Panel Grid.Row="0" Grid.Column="2">
+            <TextBlock Name="ElementName" FontSize="12" Foreground="#AFFF" Margin="0,6" IsHitTestVisible="False"></TextBlock>
+        </Panel>
+        
+        <ItemsRepeater Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="3" Name="Repeater" HorizontalCacheLength="1000000" VerticalCacheLength="100000">
+            <ItemsRepeater.ItemTemplate>
+                <DataTemplate DataType="previewer:InspectionElement">
+                    <previewer:MyHierarchy Hierarchy="{Binding}" OnSelected="MyHierarchy_OnOnSelected"></previewer:MyHierarchy>
+                </DataTemplate>
+            </ItemsRepeater.ItemTemplate>
+        </ItemsRepeater>
+    </Grid>
+    
+</UserControl>

QuestPDF.Previewer/MyHierarchy.axaml.cs

@@ -0,0 +1,115 @@
+using System.Windows.Input;
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Data;
+using Avalonia.Input;
+using Avalonia.Interactivity;
+using Avalonia.Markup.Xaml;
+using Avalonia.Media;
+using Color = System.Drawing.Color;
+
+namespace QuestPDF.Previewer
+{
+    public partial class MyHierarchy : UserControl
+    {
+        public static readonly StyledProperty<InspectionElement> HierarchyProperty =
+            AvaloniaProperty.Register<MyHierarchy, InspectionElement>(nameof(Hierarchy));
+
+        public InspectionElement Hierarchy
+        {
+            get => GetValue(HierarchyProperty);
+            set => SetValue(HierarchyProperty, value);
+        }
+        
+        public static readonly StyledProperty<InspectionElement?> SelectionProperty =
+            AvaloniaProperty.Register<MyHierarchy, InspectionElement?>(nameof(Selection));
+
+        public InspectionElement? Selection
+        {
+            get => GetValue(SelectionProperty);
+            set => SetValue(SelectionProperty, value);
+        }
+
+        public event Action<InspectionElement>? OnSelected;
+        
+        public bool Extended { get; set; }
+        
+        public MyHierarchy()
+        {
+            InitializeComponent();
+
+            HierarchyProperty.Changed.Subscribe(x =>
+            {
+                Configure();
+            });
+        }
+
+        private void InitializeComponent()
+        {
+            AvaloniaXamlLoader.Load(this);
+            Configure();
+        }
+
+        private void Configure()
+        {
+            var panel = this.FindControl<Panel>("Panel");
+            panel.IsVisible = Hierarchy?.Children?.Any() ?? false;
+            
+            this.FindControl<Panel>("Indentation").Width = (Hierarchy?.Level ?? 0) * 24;
+
+            UpdateIcon();
+
+            this.FindControl<TextBlock>("ElementName").Text = Hierarchy?.Text;
+            this.FindControl<TextBlock>("ElementName").Foreground = new SolidColorBrush(Avalonia.Media.Color.Parse(Hierarchy?.FontColor ?? "#FFF"));
+        }
+
+        private const string ExtendedIcon = "M7,15L12,10L17,15H7Z";
+        private const string CollapsedIcon = "M7,10L12,15L17,10H7Z";
+        
+        private void Toggle(object? sender, PointerPressedEventArgs e)
+        {
+            Extended = !Extended;
+            
+            UpdateIcon();
+            this.FindControl<ItemsRepeater>("Repeater").Items = Extended ? Hierarchy?.Children : Array.Empty<InspectionElement>();
+        }
+
+        private void UpdateIcon()
+        {
+            var iconControl = this.FindControl<Avalonia.Controls.Shapes.Path>("Icon");
+
+            iconControl.Data = new PathGeometry
+            {
+                Figures = PathFigures.Parse(Extended ? ExtendedIcon : CollapsedIcon)
+            };
+        }
+
+        private void InputElement_OnDoubleTapped(object? sender, RoutedEventArgs e)
+        {
+            Toggle(null, null);
+        }
+
+        private void Highlight_OnPointerEnter(object? sender, PointerEventArgs e)
+        {
+            Cursor = Cursor.Parse("hand");
+            this.FindControl<Panel>("Highlight").Background = new SolidColorBrush(Avalonia.Media.Color.Parse("#1FFF"));
+        }
+
+        private void Indentation_OnPointerLeave(object? sender, PointerEventArgs e)
+        {
+            Cursor = Cursor.Default;
+            this.FindControl<Panel>("Highlight").Background = new SolidColorBrush(Avalonia.Media.Color.Parse("#0000"));
+        }
+
+        private void Clicked(object? sender, PointerPressedEventArgs e)
+        {
+            OnSelected?.Invoke(Hierarchy);
+        }
+
+        private void MyHierarchy_OnOnSelected(InspectionElement selected)
+        {
+            OnSelected?.Invoke(selected);
+            Selection = selected;
+        }
+    }
+}

QuestPDF.Previewer/PreviewerControl.cs

@@ -35,6 +35,22 @@ namespace QuestPDF.Previewer
             set => SetValue(ScrollViewportSizeProperty, value);
         }
         
+        public static readonly StyledProperty<InspectionElement> HierarchyProperty = AvaloniaProperty.Register<PreviewerControl, InspectionElement>(nameof(Hierarchy));
+        
+        public InspectionElement Hierarchy
+        {
+            get => GetValue(HierarchyProperty);
+            set => SetValue(HierarchyProperty, value);
+        }
+        
+        public static readonly StyledProperty<InspectionElement> CurrentSelectionProperty = AvaloniaProperty.Register<PreviewerControl, InspectionElement>(nameof(CurrentSelection));
+        
+        public InspectionElement CurrentSelection
+        {
+            get => GetValue(CurrentSelectionProperty);
+            set => SetValue(CurrentSelectionProperty, value);
+        }
+        
         public PreviewerControl()
         {
             PagesProperty.Changed.Subscribe(x =>
@@ -49,7 +65,72 @@ namespace QuestPDF.Previewer
                 InvalidateVisual();
             });
 
+            CurrentSelectionProperty.Changed.Subscribe(x =>
+            {
+                InteractiveCanvas.InspectionElement = CurrentSelection;
+                //InteractiveCanvas.ScrollToInspectionElement(CurrentSelection);
+                InvalidateVisual();
+            });
+            
             ClipToBounds = true;
+
+            PointerPressed += (sender, args) =>
+            {
+                var position = args.GetPosition(this);
+                InteractiveCanvas.SetActivePage((float)position.X, (float)position.Y);
+
+                var clickedPosition = InteractiveCanvas.FindClickedPointOnThePage((float)position.X, (float)position.Y);
+                
+                if (clickedPosition != null) 
+                    FindHighlightedElement(clickedPosition.Value.pageNumber, clickedPosition.Value.x, clickedPosition.Value.y);
+                
+                InvalidateVisual();
+            };
+        }
+
+        void FindHighlightedElement(int pageNumber, float x, float y)
+        {
+            var possible = FlattenHierarchy(Hierarchy, 0)
+                .Select(x =>
+                {
+                    var location = x.element.Location.First(y => y.PageNumber == pageNumber);
+
+                    return new
+                    {
+                        Element = x.element,
+                        Level = x.level,
+                        Size = location.Width * location.Height
+                    };
+                })
+                .ToList();
+
+            var minSize = possible.Min(x => x.Size);
+
+            CurrentSelection = possible
+                .Where(x => Math.Abs(x.Size - minSize) < 1)
+                .OrderByDescending(x => x.Level)
+                .First()
+                .Element;
+
+            IEnumerable<(InspectionElement element, int level)> FlattenHierarchy(InspectionElement element, int level)
+            {
+                var location = element.Location.FirstOrDefault(x => x.PageNumber == pageNumber);
+                
+                if (location == null)
+                    yield break;
+
+                if (x < location.Left || location.Left + location.Width < x)
+                    yield break;
+
+                if (y < location.Top || location.Top + location.Height < y)
+                    yield break;
+                
+                yield return (element, level);
+                
+                foreach (var childIndex in Enumerable.Range(0, element.Children.Count))
+                foreach (var nestedChild in FlattenHierarchy(element.Children[childIndex], level + childIndex + 1))
+                    yield return nestedChild;
+            }
         }
         
         protected override void OnPointerWheelChanged(PointerWheelEventArgs e)

QuestPDF.Previewer/PreviewerWindow.axaml

@@ -0,0 +1,155 @@
+<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"
+		xmlns:visualBasic="clr-namespace:Microsoft.VisualBasic;assembly=Microsoft.VisualBasic.Core"
+		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="56"
+		Background="#555"
+		Icon="/Resources/Logo.png"
+		UseLayoutRounding="True"
+		Title="QuestPDF Document Preview">
+	
+	<Window.Styles>
+        <Style Selector=".MainMenu TextBlock">
+            <Setter Property="Foreground" Value="#AFFF" />
+            <Setter Property="Margin" Value="0,0,16,0" />
+            <Setter Property="FontSize" Value="12" />
+        </Style>
+        
+        <Style Selector=".MainMenu TextBlock:pointerover">
+            <Setter Property="Foreground" Value="#FFF" />
+            <Setter Property="TextDecorations" Value="Underline" />
+            <Setter Property="Cursor" Value="Hand" />
+        </Style>
+        
+        <Style Selector="Button.actions">
+			<Setter Property="VerticalAlignment" Value="Bottom"/>
+			<Setter Property="HorizontalAlignment" Value="Left"/>
+			<Setter Property="Padding" Value="12" />
+			<Setter Property="Margin" Value="-1" />
+            <Setter Property="Background" Value="transparent"/>
+		</Style>
+        
+        <Style Selector="Button.actions Path">
+            <Setter Property="Fill" Value="#8FFF"/>
+        </Style>
+		
+        <Style Selector="Button.active Path">
+            <Setter Property="Fill" Value="#FFFF"/>
+        </Style>
+        
+        <Style Selector="Button:pointerover Path">
+            <Setter Property="Fill" Value="#FFFF"/>
+        </Style>
+        
+		<Style Selector="Button:pointerover /template/ ContentPresenter">
+			<Setter Property="Background" Value="#333"/>
+		</Style>
+    </Window.Styles>
+
+	<Panel>
+		<Grid>
+			<Grid.RowDefinitions>
+				<RowDefinition Height="56" />
+				<RowDefinition Height="*" />
+			</Grid.RowDefinitions>
+
+			<Grid.ColumnDefinitions>
+				<ColumnDefinition MinWidth="300" MaxWidth="500" Width="300" />
+				<ColumnDefinition Width="4" />
+				<ColumnDefinition Width="*" />
+				<ColumnDefinition Width="Auto" />
+			</Grid.ColumnDefinitions>
+            
+            <Panel Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="5" Background="#333">
+                <StackPanel Orientation="Horizontal">
+                    <Image Source="/Resources/Logo.png" Width="32" Height="32" Margin="12,12,20,12"></Image>
+                    
+                    <StackPanel Orientation="Vertical" VerticalAlignment="Center">
+                        <TextBlock 
+                            VerticalAlignment="Center" HorizontalAlignment="Left" Margin="0,0,0,4"
+                            TextAlignment="Center" Text="QuestPDF Previewer" FontSize="16" Foreground="#FFF" FontWeight="SemiBold" />
+                        
+                        <StackPanel Orientation="Horizontal" Classes="MainMenu">
+                            <TextBlock Text="Getting Started" />
+                            <TextBlock Text="Documentation" />
+                            <TextBlock Text="GitHub" />
+                            <TextBlock Text="Sponsor project" />
+                        </StackPanel>
+                    </StackPanel>
+                </StackPanel>
+            </Panel>
+            
+            <Grid Grid.Row="1" Grid.Column="0" Background="#444">
+                <Grid.RowDefinitions>
+                    <RowDefinition Height="Auto" />
+                    <RowDefinition Height="*" />
+                    <RowDefinition Height="32" />
+                    <RowDefinition Height="Auto" />
+                    <RowDefinition Height="Auto" />
+                </Grid.RowDefinitions>
+                
+                <Panel Grid.Row="0">
+                    <TextBlock VerticalAlignment="Center" HorizontalAlignment="Left" Margin="16,8"
+                               TextAlignment="Center" Text="Document hierarchy" Foreground="#DFFF" FontWeight="SemiBold" IsHitTestVisible="False" />
+                </Panel>
+                
+                <Panel Grid.Row="1">
+                    <ScrollViewer>
+                        <previewer:MyHierarchy Hierarchy="{Binding Items}" Margin="-8,0,0,0" Selection="{Binding SelectedItem, Mode=TwoWay}"></previewer:MyHierarchy>
+                    </ScrollViewer>
+                </Panel>
+                
+                <Panel Grid.Row="3">
+                    <TextBlock VerticalAlignment="Center" HorizontalAlignment="Left" Margin="16,8"
+                               TextAlignment="Center" Text="Selected element properties" Foreground="#DFFF" FontWeight="SemiBold" IsHitTestVisible="False" />
+                </Panel>
+                
+                <Panel Grid.Row="4">
+                    <ItemsRepeater Items="{Binding SelectedItem.Metadata}" Margin="16, 2">
+                        <ItemsRepeater.ItemTemplate>
+                            <DataTemplate DataType="previewer:Metadata">
+                                <Grid Margin="0, 4">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="100" />
+                                        <ColumnDefinition Width="16" />
+                                        <ColumnDefinition Width="*" />
+                                    </Grid.ColumnDefinitions>
+                                    
+                                    <TextBlock Grid.Column="0" Text="{Binding Label}" Foreground="#AFFF" FontSize="12" />
+                                    <TextBlock Grid.Column="2" Text="{Binding Value}" Foreground="#AFFF" FontSize="12" />
+                                </Grid>
+                            </DataTemplate>
+                        </ItemsRepeater.ItemTemplate>
+                    </ItemsRepeater>
+                </Panel>
+            </Grid>
+            
+            <GridSplitter Grid.Column="1" Grid.Row="1" Background="#444" ResizeDirection="Columns" />
+            
+			<previewer:PreviewerControl Grid.Row="1" Grid.Column="2"
+			                            HorizontalAlignment="Stretch" 
+			                            VerticalAlignment="Stretch"
+			                            CurrentScroll="{Binding CurrentScroll, Mode=TwoWay}"
+			                            ScrollViewportSize="{Binding ScrollViewportSize, Mode=OneWayToSource}"
+                                        CurrentSelection="{Binding SelectedItem, Mode=TwoWay}"
+                                        Hierarchy="{Binding Items}"
+			                            Pages="{Binding Pages, Mode=OneWay}" />
+			
+            <ScrollBar Grid.Row="1" Grid.Column="3"
+                       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

@@ -1,4 +1,5 @@
-using Avalonia.Controls;
+using Avalonia;
+using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
 namespace QuestPDF.Previewer

QuestPDF.Previewer/PreviewerWindowViewModel.cs

@@ -0,0 +1,177 @@
+using System.Collections.ObjectModel;
+using System.Diagnostics;
+using System.Text.Json;
+using Avalonia;
+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"));
+
+            LoadItems();
+        }
+
+        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();
+        }
+     
+        private InspectionElement _selectedItem;
+        public InspectionElement SelectedItem
+        {
+            get => _selectedItem;
+            set => this.RaiseAndSetIfChanged(ref _selectedItem, value);
+        }
+        
+        private InspectionElement items;
+        public InspectionElement Items
+        {
+            get => items;
+            set => this.RaiseAndSetIfChanged(ref items, value);
+        }
+        
+        public void LoadItems()
+        {
+            var text = File.ReadAllText("hierarchy.json");
+            Items = JsonSerializer.Deserialize<InspectionElement>(text);
+            UpdateLevel(Items);
+        }
+
+        private void UpdateLevel(InspectionElement root)
+        {
+            var currentLevel = 1;
+            Traverse(root);
+            
+            void Traverse(InspectionElement element)
+            {
+                element.Level = currentLevel;
+
+                currentLevel++;
+                element.Children.ForEach(Traverse);
+                currentLevel--;
+            }
+        }
+    }
+
+    public class InspectionElementLocation
+    {
+        public int PageNumber { get; set; }
+        public float Top { get; set; }
+        public float Left { get; set; }
+        public float Width { get; set; }
+        public float Height { get; set; }
+    }
+
+    public class Metadata
+    {
+        public string Label { get; set; }
+        public string Value { get; set; }
+
+        public Metadata(string label, string value)
+        {
+            Label = label;
+            Value = value;
+        }
+    }
+
+    public class InspectionElement
+    {
+        public string Element { get; set; }
+        public List<InspectionElementLocation> Location { get; set; }
+        public Dictionary<string, string> Properties { get; set; }
+        public List<InspectionElement> Children { get; set; }
+        public int Level { get; set; }
+        
+        public string FontColor => Element == "DebugPointer" ? "#FFF" : "#AFFF";
+        public string Text => Element == "DebugPointer" ? Properties.First(x => x.Key == "Target").Value : Element;
+        public bool Expanded { get; set; }
+
+        public IList<Metadata> Metadata => ListMetadata().ToList();
+
+        public IEnumerable<Metadata> ListMetadata()
+        {
+            yield return new Metadata("Element name", Element);
+            yield return new Metadata("Position left", Location[0].Left.ToString("N2"));
+            yield return new Metadata("Position top", Location[0].Top.ToString("N2"));
+            yield return new Metadata("Width", Location[0].Width.ToString("N2"));
+            yield return new Metadata("Height", Location[0].Height.ToString("N2"));
+
+            foreach (var property in Properties)
+                yield return new Metadata(property.Key, property.Value);
+        }
+    }
+}

QuestPDF.Previewer/QuestPDF.Previewer.csproj

@@ -4,7 +4,7 @@
         <Authors>MarcinZiabek</Authors>
         <Company>CodeFlint</Company>
         <PackageId>QuestPDF.Previewer</PackageId>
-        <Version>2022.12.0</Version>
+        <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>
@@ -13,7 +13,6 @@
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
         <PackageIcon>Logo.png</PackageIcon>
         <PackageIconUrl>https://www.questpdf.com/images/package-logo.png</PackageIconUrl>
-        <PackageReadmeFile>PackageReadme.md</PackageReadmeFile>
         <PackageProjectUrl>https://www.questpdf.com/</PackageProjectUrl>
         <RepositoryUrl>https://github.com/QuestPDF/library.git</RepositoryUrl>
         <RepositoryType>git</RepositoryType>
@@ -34,22 +33,26 @@
 
     <ItemGroup>
         <EmbeddedResource Include="Resources\Logo.png" />
-        <None Include="Resources\Logo.png" Pack="true" PackagePath="\" />
-        <None Include="Resources\PackageReadme.md" Pack="true" PackagePath="\" />
+        <None Include="Resources\Logo.png">
+            <Pack>true</Pack>
+            <Visible>false</Visible>
+            <PackagePath>\</PackagePath>
+        </None>
+        <None Update="hierarchy.json">
+          <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+        </None>
     </ItemGroup>
     
     <ItemGroup>
         <FrameworkReference Include="Microsoft.AspNetCore.App" />
-        <PackageReference Include="Avalonia" Version="0.10.18" />
-        <PackageReference Include="Avalonia.Desktop" Version="0.10.18" />
-        <PackageReference Include="Avalonia.Diagnostics" Version="0.10.18" />
-        <PackageReference Include="Avalonia.Markup.Xaml.Loader" Version="0.10.18" />
-        <PackageReference Include="Avalonia.ReactiveUI" Version="0.10.18" />
-        <PackageReference Include="ReactiveUI" Version="18.4.1" />
-        <PackageReference Include="SkiaSharp.NativeAssets.Linux.NoDependencies" Version="2.88.3" />
-        <PackageReference Include="SkiaSharp.NativeAssets.Win32" Version="2.88.3" />
-        <PackageReference Include="SkiaSharp.NativeAssets.macOS" Version="2.88.3" />
+        <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="2.88.3" />
+        <PackageReference Include="SkiaSharp" Version="2.80.4" />
     </ItemGroup>
 </Project>

QuestPDF.ReportSample/Helpers.cs

@@ -31,7 +31,7 @@ namespace QuestPDF.ReportSample
         public static string FormatAsRomanNumeral(this int number)
         {
             if (number < 0 || number > 3999) 
-                throw new ArgumentOutOfRangeException(nameof(number), "Number should be in range from 1 to 3999");
+                throw new ArgumentOutOfRangeException("Number should be in range from 1 to 3999");
             
             return RomanNumeralCache.GetOrAdd(number, x =>
             {

QuestPDF.ReportSample/Layouts/TableOfContentsTemplate.cs

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

QuestPDF.ReportSample/PerformanceTests.cs

@@ -0,0 +1,75 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Configs;
+using BenchmarkDotNet.Engines;
+using BenchmarkDotNet.Running;
+using Microsoft.VisualStudio.TestPlatform.TestHost;
+using NUnit.Framework;
+using QuestPDF.Drawing;
+using QuestPDF.Drawing.Proxy;
+using QuestPDF.Elements;
+using QuestPDF.Helpers;
+using QuestPDF.Infrastructure;
+using QuestPDF.ReportSample.Layouts;
+
+namespace QuestPDF.ReportSample
+{
+    [SimpleJob(RunStrategy.Monitoring, launchCount: 0, warmupCount: 1, targetCount: 256)]
+    [MinColumn, MaxColumn, MeanColumn, MedianColumn]
+    public class PerformanceTests
+    {
+        private PageContext PageContext { get; set; }
+        private DocumentMetadata Metadata { get; set; }
+        private Container Content { get; set; }
+
+        [Test]
+        public void Run()
+        {
+            ImagePlaceholder.Solid = true;
+            
+            var configuration = ManualConfig
+                .Create(DefaultConfig.Instance)
+                .WithOptions(ConfigOptions.DisableOptimizationsValidator);
+            
+            BenchmarkRunner.Run<PerformanceTests>(configuration);
+        }
+        
+        [IterationSetup]
+        public void GenerateReportData()
+        {
+            ImagePlaceholder.Solid = true;
+            
+            var model = DataSource.GetReport();
+            var report = new StandardReport(model);
+            Metadata = report.GetMetadata();
+            
+            var documentContainer = new DocumentContainer();
+            report.Compose(documentContainer);
+            Content = documentContainer.Compose();
+
+            PageContext = new PageContext();
+            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
+
+            var sw = new Stopwatch();
+            sw.Start();
+
+            Content.VisitChildren(x =>
+            {
+                if (x is ICacheable)
+                    x.CreateProxy(y => new CacheProxy(y));
+            });
+            
+            sw.Stop();
+            Console.WriteLine($"Creating cache took: {sw.ElapsedMilliseconds}");
+        }
+
+        [Benchmark]
+        public void GenerationTest()
+        {
+            DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
+        }
+    }
+}

QuestPDF.ReportSample/QuestPDF.ReportSample.csproj

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

QuestPDF.ReportSample/Tests.cs

@@ -38,5 +38,21 @@ namespace QuestPDF.ReportSample
             Report.GenerateXps(path);
             Process.Start("explorer.exe", path);
         }
+        
+        [Test] 
+        public void Profile()
+        {
+            ImagePlaceholder.Solid = true;
+            
+            var container = new DocumentContainer();
+            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);
+        }
     }
 }

QuestPDF.ReportSample/Typography.cs

@@ -6,8 +6,8 @@ namespace QuestPDF.ReportSample
 {
     public static class Typography
     {
-        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);
+        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);
     }
 }

QuestPDF.UnitTests/AlignmentTests.cs

@@ -86,43 +86,5 @@ namespace QuestPDF.UnitTests
                 .ExpectCanvasTranslate(new Position(-300, 0))
                 .CheckDrawResult();
         }
-        
-        [Test]
-        public void Draw_HorizontalCenter_VerticalNone()
-        {
-            TestPlan
-                .For(x => new Alignment
-                {
-                    Horizontal = HorizontalAlignment.Center,
-                    Vertical = null,
-                    
-                    Child = x.CreateChild()
-                })
-                .DrawElement(new Size(400, 300))
-                .ExpectChildMeasure(expectedInput: new Size(400, 300), returns: SpacePlan.FullRender(new Size(100, 50)))
-                .ExpectCanvasTranslate(new Position(150, 0))
-                .ExpectChildDraw(new Size(100, 300))
-                .ExpectCanvasTranslate(new Position(-150, 0))
-                .CheckDrawResult();
-        }
-        
-        [Test]
-        public void Draw_HorizontalNone_VerticalMiddle()
-        {
-            TestPlan
-                .For(x => new Alignment
-                {
-                    Horizontal = null,
-                    Vertical = VerticalAlignment.Middle,
-                    
-                    Child = x.CreateChild()
-                })
-                .DrawElement(new Size(400, 300))
-                .ExpectChildMeasure(expectedInput: new Size(400, 300), returns: SpacePlan.FullRender(new Size(100, 50)))
-                .ExpectCanvasTranslate(new Position(0, 125))
-                .ExpectChildDraw(new Size(400, 50))
-                .ExpectCanvasTranslate(new Position(0, -125))
-                .CheckDrawResult();
-        }
     }
 }

QuestPDF.UnitTests/AspectRatioTests.cs

@@ -153,9 +153,7 @@ namespace QuestPDF.UnitTests
                     Ratio = 2f
                 })
                 .DrawElement(new Size(500, 200))
-                .ExpectCanvasTranslate(0, 0)
                 .ExpectChildDraw(new Size(400, 200))
-                .ExpectCanvasTranslate(0, 0)
                 .CheckDrawResult();
         }
         
@@ -170,45 +168,7 @@ 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

@@ -35,9 +35,7 @@ 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();
         }
         
@@ -51,43 +49,7 @@ 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/ImageTests.cs

@@ -0,0 +1,62 @@
+using NUnit.Framework;
+using QuestPDF.Drawing;
+using QuestPDF.Elements;
+using QuestPDF.Fluent;
+using QuestPDF.Infrastructure;
+using QuestPDF.UnitTests.TestEngine;
+using SkiaSharp;
+
+namespace QuestPDF.UnitTests
+{
+    [TestFixture]
+    public class ImageTests
+    {
+        [Test]
+        public void Measure_TakesAvailableSpaceRegardlessOfSize()
+        {
+            TestPlan
+                .For(x => new Image
+                {
+                    InternalImage = GenerateImage(400, 300)
+                })
+                .MeasureElement(new Size(300, 200))
+                .CheckMeasureResult(SpacePlan.FullRender(300, 200));
+        }
+        
+        [Test]
+        public void Draw_TakesAvailableSpaceRegardlessOfSize()
+        {
+            TestPlan
+                .For(x => new Image
+                {
+                    InternalImage = GenerateImage(400, 300)
+                })
+                .DrawElement(new Size(300, 200))
+                .ExpectCanvasDrawImage(new Position(0, 0), new Size(300, 200))
+                .CheckDrawResult();
+        }
+        
+        [Test]
+        public void Fluent_RecognizesImageProportions()
+        {
+            var image = GenerateImage(600, 200).Encode(SKEncodedImageFormat.Png, 100).ToArray();
+            
+            TestPlan
+                .For(x =>
+                {
+                    var container = new Container();
+                    container.Image(image);
+                    return container;
+                })
+                .MeasureElement(new Size(300, 200))
+                .CheckMeasureResult(SpacePlan.FullRender(300, 100));;
+        }
+        
+        SKImage GenerateImage(int width, int height)
+        {
+            var imageInfo = new SKImageInfo(width, height);
+            using var surface = SKSurface.Create(imageInfo);
+            return surface.Snapshot();
+        }
+    }
+}