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Author SHA1 Message Date
MarcinZiabek cbaebdd670 Rendering text paragraphs without the Column element (not fully working) 2022-08-20 19:35:24 +02:00
108 changed files with 1747 additions and 2995 deletions
@@ -1,408 +0,0 @@
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
};
}
}
}
}
-146
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@@ -1,146 +0,0 @@
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
};
}
}
}
+1 -55
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@@ -1,5 +1,4 @@
using System;
using System.IO;
using System.IO;
using NUnit.Framework;
using QuestPDF.Drawing.Exceptions;
using QuestPDF.Examples.Engine;
@@ -35,21 +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()
{
@@ -63,43 +47,5 @@ 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);
}
}
}
}
+7 -7
View File
@@ -1,18 +1,18 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<TargetFramework>netcoreapp3.1</TargetFramework>
<IsPackable>false</IsPackable>
</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="4.3.0" />
<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" />
<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>
-36
View File
@@ -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());
}
});
});
}
}
}
+1 -1
View File
@@ -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();
+4 -172
View File
@@ -1,8 +1,7 @@
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;
@@ -604,7 +603,7 @@ namespace QuestPDF.Examples
{
RenderingTest
.Create()
.PageSize(250, 100)
.PageSize(500, 100)
.ProduceImages()
.ShowResults()
@@ -614,176 +613,9 @@ namespace QuestPDF.Examples
.Padding(25)
.MinimalBox()
.Background(Colors.Grey.Lighten2)
.Text("خوارزمية ترتيب")
.Text("ينا الألم. في بعض الأحيان ونظراً للالتزامات التي يفرضها علينا")
.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);
});
});
.FontSize(20);
});
}
}
+62
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@@ -0,0 +1,62 @@
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();
@@ -0,0 +1,15 @@
<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>
@@ -0,0 +1,79 @@
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();
}
}
+20
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@@ -0,0 +1,20 @@
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();
}
}
}
+202
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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
}
+6
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@@ -0,0 +1,6 @@
using SkiaSharp;
namespace QuestPDF.Previewer
{
record PreviewPage(SKPicture Picture, float Width, float Height);
}
+8
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@@ -0,0 +1,8 @@
<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>
+27
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@@ -0,0 +1,27 @@
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();
}
}
}
+118
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@@ -0,0 +1,118 @@
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);
}
}
}
@@ -0,0 +1,18 @@
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; }
}
}
+97
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@@ -0,0 +1,97 @@
<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>
@@ -0,0 +1,23 @@
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);
}
}
}
@@ -0,0 +1,89 @@
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();
}
}
}
+38
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@@ -0,0 +1,38 @@
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;
}
@@ -0,0 +1,55 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<Authors>MarcinZiabek</Authors>
<Company>CodeFlint</Company>
<PackageId>QuestPDF.Previewer</PackageId>
<Version>2022.8.0</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>
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@@ -0,0 +1,23 @@
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
```
@@ -83,8 +83,6 @@ 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>();
});
}
}
@@ -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);
});
});
}
+2 -2
View File
@@ -51,7 +51,7 @@ namespace QuestPDF.ReportSample
Content = documentContainer.Compose();
PageContext = new PageContext();
DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content);
DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
var sw = new Stopwatch();
sw.Start();
@@ -69,7 +69,7 @@ namespace QuestPDF.ReportSample
[Benchmark]
public void GenerationTest()
{
DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content);
DocumentGenerator.RenderPass(PageContext, new FreeCanvas(), Content, Metadata, null);
}
}
}
@@ -9,10 +9,10 @@
<ItemGroup>
<PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
<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="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" />
</ItemGroup>
<ItemGroup>
+7 -9
View File
@@ -6,7 +6,6 @@ using NUnit.Framework;
using QuestPDF.Drawing;
using QuestPDF.Fluent;
using QuestPDF.Infrastructure;
using QuestPDF.Previewer;
using QuestPDF.ReportSample.Layouts;
namespace QuestPDF.ReportSample
@@ -25,13 +24,11 @@ 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]
@@ -51,10 +48,11 @@ namespace QuestPDF.ReportSample
Report.Compose(container);
var content = container.Compose();
var metadata = Report.GetMetadata();
var pageContext = new PageContext();
DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content);
DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content);
DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content, metadata, null);
DocumentGenerator.RenderPass(pageContext, new FreeCanvas(), content, metadata, null);
}
}
}
-40
View File
@@ -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();
}
}
-38
View File
@@ -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();
}
}
-54
View File
@@ -1,54 +0,0 @@
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();
}
}
}
+6 -6
View File
@@ -1,16 +1,16 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net6.0</TargetFramework>
<TargetFramework>netcoreapp3.1</TargetFramework>
<IsPackable>false</IsPackable>
</PropertyGroup>
<ItemGroup>
<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" />
<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" />
</ItemGroup>
<ItemGroup>
+6 -6
View File
@@ -195,7 +195,7 @@ namespace QuestPDF.UnitTests.TestEngine
public TestPlan CheckMeasureResult(SpacePlan expected)
{
Element.InjectDependencies(null, Canvas);
Element.VisitChildren(x => x?.Initialize(null, Canvas));
var actual = Element.Measure(OperationInput);
@@ -210,7 +210,7 @@ namespace QuestPDF.UnitTests.TestEngine
public TestPlan CheckDrawResult()
{
Element.InjectDependencies(null, Canvas);
Element.VisitChildren(x => x?.Initialize(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.InjectDependencies(null, canvas);
value.VisitChildren(x => x.Initialize(null, canvas));
var valueMeasure = value.Measure(availableSpace.Value);
expected.InjectDependencies(null, canvas);
expected.VisitChildren(x => x.Initialize(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.InjectDependencies(null, valueCanvas);
value.VisitChildren(x => x.Initialize(null, valueCanvas));
value.Draw(availableSpace.Value);
var expectedCanvas = new OperationRecordingCanvas();
expected.InjectDependencies(null, expectedCanvas);
expected.VisitChildren(x => x.Initialize(null, expectedCanvas));
expected.Draw(availableSpace.Value);
valueCanvas.Operations.Should().BeEquivalentTo(expectedCanvas.Operations);
-38
View File
@@ -77,9 +77,7 @@ 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();
}
@@ -93,43 +91,7 @@ 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();
}
+11 -5
View File
@@ -8,12 +8,14 @@ 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}") = "SimpleApp", "SimpleApp\SimpleApp.csproj", "{B361D452-80A8-493A-BEA6-AB268E99153E}"
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "QuestPDF.Previewer", "QuestPDF.Previewer\QuestPDF.Previewer.csproj", "{B2FF6003-3A45-4A78-A85D-B86C7F01D054}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -37,9 +39,13 @@ 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
{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
{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
EndGlobalSection
EndGlobal
+1 -2
View File
@@ -16,14 +16,13 @@ namespace QuestPDF.Drawing
var container = new Container();
container
.DebugPointer("Document")
.Column(column =>
{
Pages
.SelectMany(x => new List<Action>()
{
() => column.Item().PageBreak(),
() => column.Item().DebugPointer("Page").Component(x)
() => column.Item().Component(x)
})
.Skip(1)
.ToList()
+35 -72
View File
@@ -10,7 +10,6 @@ using QuestPDF.Elements.Text.Items;
using QuestPDF.Fluent;
using QuestPDF.Helpers;
using QuestPDF.Infrastructure;
using QuestPDF.Previewer.Inspection;
namespace QuestPDF.Drawing
{
@@ -52,48 +51,37 @@ namespace QuestPDF.Drawing
return canvas.Images;
}
internal static DocumentPreviewResult GeneratePreviewerPictures(IDocument document)
internal static ICollection<PreviewerPicture> GeneratePreviewerPictures(IDocument document)
{
var canvas = new SkiaPictureCanvas();
InspectionElement documentHierarchy = null;
RenderDocument(canvas, document, true, x => documentHierarchy = x);
return new DocumentPreviewResult
{
PageSnapshots = canvas.Pictures.ToList(),
DocumentHierarchy = documentHierarchy
};
RenderDocument(canvas, document);
return canvas.Pictures;
}
internal static void RenderDocument<TCanvas>(TCanvas canvas, IDocument document, bool applyInspection = false, Action<InspectionElement> inspectionResultHandler = null)
internal static void RenderDocument<TCanvas>(TCanvas canvas, IDocument document)
where TCanvas : ICanvas, IRenderingCanvas
{
var container = new DocumentContainer();
document.Compose(container);
var content = container.Compose();
ApplyDefaultTextStyle(content, TextStyle.LibraryDefault);
ApplyContentDirection(content, ContentDirection.LeftToRight);
if (Settings.EnableCaching)
var metadata = document.GetMetadata();
var pageContext = new PageContext();
var debuggingState = metadata.ApplyDebugging ? ApplyDebugging(content) : null;
if (metadata.ApplyCaching)
ApplyCaching(content);
var pageContext = new PageContext();
RenderPass(pageContext, new FreeCanvas(), content);
if (applyInspection)
ApplyInspection(content);
RenderPass(pageContext, canvas, content);
if (applyInspection)
inspectionResultHandler(content.ExtractDocumentHierarchy());
RenderPass(pageContext, new FreeCanvas(), content, metadata, debuggingState);
RenderPass(pageContext, canvas, content, metadata, debuggingState);
}
internal static void RenderPass<TCanvas>(PageContext pageContext, TCanvas canvas, Container content)
internal static void RenderPass<TCanvas>(PageContext pageContext, TCanvas canvas, Container content, DocumentMetadata documentMetadata, DebuggingState? debuggingState)
where TCanvas : ICanvas, IRenderingCanvas
{
InjectDependencies(content, pageContext, canvas);
content.VisitChildren(x => x?.Initialize(pageContext, canvas));
content.VisitChildren(x => (x as IStateResettable)?.ResetState());
canvas.BeginDocument();
@@ -103,6 +91,7 @@ namespace QuestPDF.Drawing
while(true)
{
pageContext.SetPageNumber(currentPage);
debuggingState?.Reset();
var spacePlan = content.Measure(Size.Max);
@@ -125,7 +114,7 @@ namespace QuestPDF.Drawing
canvas.EndPage();
if (currentPage >= Settings.DocumentLayoutExceptionThreshold)
if (currentPage >= documentMetadata.DocumentLayoutExceptionThreshold)
{
canvas.EndDocument();
ThrowLayoutException();
@@ -142,34 +131,17 @@ 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 {Settings.DocumentLayoutExceptionThreshold} pages. " +
$"In this case, please increase the value {nameof(QuestPDF)}.{nameof(Settings)}.{nameof(Settings.DocumentLayoutExceptionThreshold)} static property. " +
$"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. " +
$"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.";
content.RemoveExistingProxies();
content.RemoveExistingContainers();
content.ApplyLayoutDebugging();
content.Measure(Size.Max);
var layoutTrace = content.CollectLayoutErrorTrace();
var elementTrace = debuggingState?.BuildTrace() ?? "Debug trace is available only in the DEBUG mode.";
throw new DocumentLayoutException(message, layoutTrace);
throw new DocumentLayoutException(message, elementTrace);
}
}
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 =>
@@ -179,30 +151,16 @@ namespace QuestPDF.Drawing
});
}
private static void ApplyInspection(Container content)
private static DebuggingState ApplyDebugging(Container content)
{
var debuggingState = new DebuggingState();
content.VisitChildren(x =>
{
x.CreateProxy(y => y is ElementProxy or Container ? y : new InspectionProxy(y));
x.CreateProxy(y => new DebuggingProxy(debuggingState, y));
});
}
internal static void ApplyContentDirection(this Element? content, ContentDirection direction)
{
if (content == null)
return;
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);
return debuggingState;
}
internal static void ApplyDefaultTextStyle(this Element? content, TextStyle documentDefaultTextStyle)
@@ -216,7 +174,7 @@ namespace QuestPDF.Drawing
{
if (textBlockItem is TextBlockSpan textSpan)
{
textSpan.Style = textSpan.Style.ApplyGlobalStyle(documentDefaultTextStyle);
textSpan.Style.ApplyGlobalStyle(documentDefaultTextStyle);
}
else if (textBlockItem is TextBlockElement textElement)
{
@@ -228,13 +186,18 @@ namespace QuestPDF.Drawing
}
if (content is DynamicHost dynamicHost)
dynamicHost.TextStyle = dynamicHost.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
dynamicHost.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
var targetTextStyle = documentDefaultTextStyle;
if (content is DefaultTextStyle defaultTextStyleElement)
documentDefaultTextStyle = defaultTextStyleElement.TextStyle.ApplyGlobalStyle(documentDefaultTextStyle);
{
defaultTextStyleElement.TextStyle.ApplyParentStyle(documentDefaultTextStyle);
targetTextStyle = defaultTextStyleElement.TextStyle;
}
foreach (var child in content.GetChildren())
ApplyDefaultTextStyle(child, documentDefaultTextStyle);
ApplyDefaultTextStyle(child, targetTextStyle);
}
}
}
+7 -20
View File
@@ -1,5 +1,4 @@
using System;
using QuestPDF.Infrastructure;
namespace QuestPDF.Drawing
{
@@ -19,26 +18,14 @@ namespace QuestPDF.Drawing
public DateTime CreationDate { get; set; } = DateTime.Now;
public DateTime ModifiedDate { get; set; } = DateTime.Now;
[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;
}
/// <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.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 bool ApplyCaching { get; set; } = !System.Diagnostics.Debugger.IsAttached;
public bool ApplyDebugging { get; set; } = System.Diagnostics.Debugger.IsAttached;
public static DocumentMetadata Default => new DocumentMetadata();
}
@@ -4,11 +4,6 @@ namespace QuestPDF.Drawing.Exceptions
{
public class DocumentDrawingException : Exception
{
internal DocumentDrawingException(string message) : base(message)
{
}
internal DocumentDrawingException(string message, Exception inner) : base(message, inner)
{
@@ -1,13 +1,12 @@
using System;
using QuestPDF.Previewer;
namespace QuestPDF.Drawing.Exceptions
{
public class DocumentLayoutException : Exception
{
internal LayoutErrorTrace? ElementTrace { get; }
public string? ElementTrace { get; }
internal DocumentLayoutException(string message, LayoutErrorTrace? elementTrace = null) : base(message)
internal DocumentLayoutException(string message, string? elementTrace = null) : base(message)
{
ElementTrace = elementTrace;
}
+13 -13
View File
@@ -14,13 +14,13 @@ namespace QuestPDF.Drawing
{
public static class FontManager
{
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();
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();
static FontManager()
{
@@ -110,7 +110,7 @@ namespace QuestPDF.Drawing
internal static SKPaint ToPaint(this TextStyle style)
{
return FontPaints.GetOrAdd(style, Convert);
return FontPaints.GetOrAdd(style.PaintKey, key => Convert(style));
static SKPaint Convert(TextStyle style)
{
@@ -172,14 +172,14 @@ namespace QuestPDF.Drawing
internal static SKFontMetrics ToFontMetrics(this TextStyle style)
{
return FontMetrics.GetOrAdd(style, key => key.NormalPosition().ToPaint().FontMetrics);
return FontMetrics.GetOrAdd(style.FontMetricsKey, key => style.NormalPosition().ToPaint().FontMetrics);
}
internal static Font ToShaperFont(this TextStyle style)
{
return ShaperFonts.GetOrAdd(style, key =>
return ShaperFonts.GetOrAdd(style.PaintKey, _ =>
{
var typeface = key.ToPaint().Typeface;
var typeface = style.ToPaint().Typeface;
using var harfBuzzBlob = typeface.OpenStream(out var ttcIndex).ToHarfBuzzBlob();
@@ -200,12 +200,12 @@ namespace QuestPDF.Drawing
internal static TextShaper ToTextShaper(this TextStyle style)
{
return TextShapers.GetOrAdd(style, key => new TextShaper(key));
return TextShapers.GetOrAdd(style.PaintKey, _ => new TextShaper(style));
}
internal static SKFont ToFont(this TextStyle style)
{
return Fonts.GetOrAdd(style, key => key.ToPaint().ToFont());
return Fonts.GetOrAdd(style.PaintKey, _ => style.ToPaint().ToFont());
}
}
}
+1 -1
View File
@@ -37,7 +37,7 @@ namespace QuestPDF.Drawing.Proxy
base.Draw(availableSpace);
}
private static bool IsClose(float x, float y)
private bool IsClose(float x, float y)
{
return Math.Abs(x - y) < Size.Epsilon;
}
+14
View File
@@ -0,0 +1,14 @@
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>();
}
}
+8 -18
View File
@@ -1,34 +1,24 @@
using System.Collections.Generic;
using QuestPDF.Infrastructure;
using QuestPDF.Infrastructure;
namespace QuestPDF.Drawing.Proxy
{
internal class DebuggingProxy : ElementProxy
{
internal List<MeasureDetails> Measurements { get; } = new();
private DebuggingState DebuggingState { get; }
public DebuggingProxy(Element child)
public DebuggingProxy(DebuggingState debuggingState, Element child)
{
DebuggingState = debuggingState;
Child = child;
}
internal override SpacePlan Measure(Size availableSpace)
{
var spacePlan = Child.Measure(availableSpace);
Measurements.Add(new MeasureDetails(availableSpace, spacePlan));
DebuggingState.RegisterMeasure(Child, availableSpace);
var spacePlan = base.Measure(availableSpace);
DebuggingState.RegisterMeasureResult(Child, spacePlan);
return spacePlan;
}
}
internal struct MeasureDetails
{
public Size AvailableSpace { get; }
public SpacePlan SpacePlan { get;}
public MeasureDetails(Size availableSpace, SpacePlan spacePlan)
{
AvailableSpace = availableSpace;
SpacePlan = spacePlan;
}
}
}
+130
View File
@@ -0,0 +1,130 @@
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() + "...";
}
}
}
}
}
-45
View File
@@ -1,45 +0,0 @@
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() + "...";
}
}
}
-36
View File
@@ -1,36 +0,0 @@
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);
}
}
}
@@ -1,74 +0,0 @@
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()
};
}
}
}
}
+8
View File
@@ -0,0 +1,8 @@
namespace QuestPDF.Drawing
{
internal struct TextMeasurement
{
public int LineIndex { get; set; }
public float FragmentWidth { get; set; }
}
}
+25 -79
View File
@@ -1,5 +1,4 @@
using System;
using System.Linq;
using HarfBuzzSharp;
using QuestPDF.Infrastructure;
using SkiaSharp;
@@ -10,16 +9,14 @@ namespace QuestPDF.Drawing
internal class TextShaper
{
public const int FontShapingScale = 512;
private Font Font { get; }
private SKPaint Paint { get; }
private TextStyle TextStyle { get; }
private SKFont Font => TextStyle.ToFont();
private Font ShaperFont => TextStyle.ToShaperFont();
private SKPaint Paint => TextStyle.ToPaint();
public TextShaper(TextStyle textStyle)
public TextShaper(TextStyle style)
{
TextStyle = textStyle;
Font = style.ToShaperFont();
Paint = style.ToPaint();
}
public TextShapingResult Shape(string text)
@@ -29,13 +26,7 @@ namespace QuestPDF.Drawing
PopulateBufferWithText(buffer, text);
buffer.GuessSegmentProperties();
if (TextStyle.Direction == TextDirection.LeftToRight)
buffer.Direction = Direction.LeftToRight;
if (TextStyle.Direction == TextDirection.RightToLeft)
buffer.Direction = Direction.RightToLeft;
ShaperFont.Shape(buffer);
Font.Shape(buffer);
var length = buffer.Length;
var glyphInfos = buffer.GlyphInfos;
@@ -62,7 +53,7 @@ namespace QuestPDF.Drawing
yOffset += glyphPositions[i].YAdvance * scaleY;
}
return new TextShapingResult(buffer.Direction, glyphs);
return new TextShapingResult(glyphs);
}
void PopulateBufferWithText(Buffer buffer, string text)
@@ -98,65 +89,29 @@ namespace QuestPDF.Drawing
internal class TextShapingResult
{
private Direction Direction { get; }
private ShapedGlyph[] Glyphs { get; }
public ShapedGlyph[] Glyphs { get; }
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)
public TextShapingResult(ShapedGlyph[] glyphs)
{
Direction = direction;
Glyphs = glyphs;
}
public int BreakText(int startIndex, float maxWidth)
{
return Direction switch
var index = startIndex;
maxWidth += Glyphs[startIndex].Position.X;
while (index < Glyphs.Length)
{
Direction.LeftToRight => BreakTextLeftToRight(),
Direction.RightToLeft => BreakTextRightToLeft(),
_ => throw new ArgumentOutOfRangeException()
};
int BreakTextLeftToRight()
{
var index = startIndex;
maxWidth += Glyphs[startIndex].Position.X;
while (index < Glyphs.Length)
{
var glyph = Glyphs[index];
var glyph = Glyphs[index];
if (glyph.Position.X + glyph.Width > maxWidth + Size.Epsilon)
break;
if (glyph.Position.X + glyph.Width > maxWidth + Size.Epsilon)
break;
index++;
}
return index - 1;
index++;
}
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;
}
return index - 1;
}
public float MeasureWidth(int startIndex, int endIndex)
@@ -164,15 +119,10 @@ namespace QuestPDF.Drawing
if (Glyphs.Length == 0)
return 0;
var start = this[startIndex];
var end = this[endIndex];
var start = Glyphs[startIndex];
var end = Glyphs[endIndex];
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()
};
return end.Position.X - start.Position.X + end.Width;
}
public DrawTextCommand? PositionText(int startIndex, int endIndex, TextStyle textStyle)
@@ -193,18 +143,14 @@ namespace QuestPDF.Drawing
{
var runIndex = sourceIndex - startIndex;
glyphSpan[runIndex] = this[sourceIndex].Codepoint;
positionSpan[runIndex] = this[sourceIndex].Position;
glyphSpan[runIndex] = Glyphs[sourceIndex].Codepoint;
positionSpan[runIndex] = Glyphs[sourceIndex].Position;
}
var firstVisualCharacterIndex = Direction == Direction.LeftToRight
? startIndex
: endIndex;
return new DrawTextCommand
{
SkTextBlob = skTextBlobBuilder.Build(),
TextOffsetX = -this[firstVisualCharacterIndex].Position.X
TextOffsetX = -Glyphs[startIndex].Position.X
};
}
}
+1 -10
View File
@@ -4,10 +4,8 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class AspectRatio : ContainerElement, ICacheable, IContentDirectionAware
internal class AspectRatio : ContainerElement, ICacheable
{
public ContentDirection ContentDirection { get; set; }
public float Ratio { get; set; } = 1;
public AspectRatioOption Option { get; set; } = AspectRatioOption.FitWidth;
@@ -44,14 +42,7 @@ 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)
+2 -2
View File
@@ -6,7 +6,7 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class ColumnItem : ContainerElement
internal class ColumnItem : Container
{
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());
+3 -11
View File
@@ -5,10 +5,8 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class Constrained : ContainerElement, ICacheable, IContentDirectionAware
internal class Constrained : ContainerElement, ICacheable
{
public ContentDirection ContentDirection { get; set; }
public float? MinWidth { get; set; }
public float? MaxWidth { get; set; }
@@ -47,17 +45,11 @@ namespace QuestPDF.Elements
internal override void Draw(Size availableSpace)
{
var size = new Size(
var available = new Size(
Min(MaxWidth, availableSpace.Width),
Min(MaxHeight, availableSpace.Height));
var offset = ContentDirection == ContentDirection.LeftToRight
? Position.Zero
: new Position(availableSpace.Width - size.Width, 0);
Canvas.Translate(offset);
base.Draw(size);
Canvas.Translate(offset.Reverse());
Child?.Draw(available);
}
private static float Min(float? x, float y)
@@ -1,9 +0,0 @@
using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class ContentDirectionSetter : ContainerElement
{
public ContentDirection ContentDirection { get; set; }
}
}
+1 -2
View File
@@ -1,9 +1,8 @@
using System.ComponentModel;
using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class DebugPointer : ContainerElement
internal class DebugPointer : Container
{
public string Target { get; set; }
public bool Highlight { get; set; }
+3 -9
View File
@@ -14,10 +14,8 @@ namespace QuestPDF.Elements
public Position Offset { get; set; }
}
internal class Decoration : Element, ICacheable, IContentDirectionAware
internal class Decoration : Element, ICacheable
{
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();
@@ -66,13 +64,9 @@ namespace QuestPDF.Elements
{
var elementSize = new Size(width, command.Measurement.Height);
var offset = ContentDirection == ContentDirection.LeftToRight
? command.Offset
: new Position(availableSpace.Width - width, command.Offset.Y);
Canvas.Translate(offset);
Canvas.Translate(command.Offset);
command.Element.Draw(elementSize);
Canvas.Translate(offset.Reverse());
Canvas.Translate(command.Offset.Reverse());
}
}
+8 -15
View File
@@ -6,14 +6,13 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class DynamicHost : Element, IStateResettable, IContentDirectionAware
internal class DynamicHost : Element, IStateResettable
{
private DynamicComponentProxy Child { get; }
private object InitialComponentState { get; set; }
internal TextStyle TextStyle { get; set; } = TextStyle.Default;
public ContentDirection ContentDirection { get; set; }
internal TextStyle TextStyle { get; } = new();
public DynamicHost(DynamicComponentProxy child)
{
Child = child;
@@ -52,14 +51,12 @@ namespace QuestPDF.Elements
var context = new DynamicContext
{
PageContext = PageContext,
Canvas = Canvas,
TextStyle = TextStyle,
ContentDirection = ContentDirection,
PageNumber = PageContext.CurrentPage,
TotalPages = PageContext.GetLocation(Infrastructure.PageContext.DocumentLocation).PageEnd,
PageContext = PageContext,
Canvas = Canvas,
TextStyle = TextStyle,
AvailableSize = availableSize
};
@@ -76,9 +73,7 @@ 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; }
@@ -90,9 +85,7 @@ namespace QuestPDF.Elements
content(container);
container.ApplyDefaultTextStyle(TextStyle);
container.ApplyContentDirection(ContentDirection);
container.InjectDependencies(PageContext, Canvas);
container.VisitChildren(x => x?.Initialize(PageContext, Canvas));
container.VisitChildren(x => (x as IStateResettable)?.ResetState());
container.Size = container.Measure(Size.Max);
+7 -2
View File
@@ -24,8 +24,13 @@ namespace QuestPDF.Elements
if (imageData == null)
return;
using var image = SKImage.FromEncodedData(imageData);
Canvas.DrawImage(image, Position.Zero, availableSpace);
var imageElement = new Image
{
InternalImage = SKImage.FromEncodedData(imageData)
};
imageElement.Initialize(PageContext, Canvas);
imageElement.Draw(availableSpace);
}
}
}
+14 -35
View File
@@ -6,7 +6,7 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class InlinedElement : ContainerElement
internal class InlinedElement : Container
{
}
@@ -26,17 +26,15 @@ namespace QuestPDF.Elements
public SpacePlan Size { get; set; }
}
internal class Inlined : Element, IStateResettable, IContentDirectionAware
internal class Inlined : Element, IStateResettable
{
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()
@@ -49,15 +47,8 @@ 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);
@@ -90,8 +81,6 @@ namespace QuestPDF.Elements
internal override void Draw(Size availableSpace)
{
SetDefaultAlignment();
var lines = Compose(availableSpace);
var topOffset = 0f;
@@ -114,6 +103,7 @@ namespace QuestPDF.Elements
var elementOffset = ElementOffset();
var leftOffset = AlignOffset();
Canvas.Translate(new Position(leftOffset, 0));
foreach (var measurement in lineMeasurements)
{
@@ -123,16 +113,15 @@ namespace QuestPDF.Elements
if (size.Height == 0)
size = new Size(size.Width, lineSize.Height);
var offset = ContentDirection == ContentDirection.LeftToRight
? new Position(leftOffset, baselineOffset)
: new Position(availableSpace.Width - size.Width - leftOffset, baselineOffset);
Canvas.Translate(offset);
Canvas.Translate(new Position(0, baselineOffset));
measurement.Element.Draw(size);
Canvas.Translate(offset.Reverse());
Canvas.Translate(new Position(0, -baselineOffset));
leftOffset += size.Width + elementOffset;
Canvas.Translate(new Position(size.Width + elementOffset, 0));
}
Canvas.Translate(new Position(-leftOffset, 0));
float ElementOffset()
{
@@ -151,15 +140,15 @@ namespace QuestPDF.Elements
float AlignOffset()
{
var emptySpace = availableSpace.Width - lineSize.Width - (lineMeasurements.Count - 1) * HorizontalSpacing;
var difference = availableSpace.Width - lineSize.Width - (lineMeasurements.Count - 1) * HorizontalSpacing;
return ElementsAlignment switch
{
InlinedAlignment.Left => ContentDirection == ContentDirection.LeftToRight ? 0 : emptySpace,
InlinedAlignment.Left => 0,
InlinedAlignment.Justify => 0,
InlinedAlignment.SpaceAround => elementOffset,
InlinedAlignment.Center => emptySpace / 2,
InlinedAlignment.Right => ContentDirection == ContentDirection.LeftToRight ? emptySpace : 0,
InlinedAlignment.Center => difference / 2,
InlinedAlignment.Right => difference,
_ => 0
};
}
@@ -178,16 +167,6 @@ namespace QuestPDF.Elements
}
}
void SetDefaultAlignment()
{
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);
@@ -233,7 +212,7 @@ namespace QuestPDF.Elements
break;
var element = queue.Peek();
var size = element.Measure(new Size(availableSize.Width, Size.Max.Height));
var size = element.Measure(Size.Max);
if (size.Type == SpacePlanType.Wrap)
break;
-5
View File
@@ -20,11 +20,6 @@ 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
+1 -9
View File
@@ -3,10 +3,8 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class MinimalBox : ContainerElement, IContentDirectionAware
internal class MinimalBox : ContainerElement
{
public ContentDirection ContentDirection { get; set; }
internal override void Draw(Size availableSpace)
{
var targetSize = base.Measure(availableSpace);
@@ -14,13 +12,7 @@ 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());
}
}
}
+2 -5
View File
@@ -8,8 +8,7 @@ namespace QuestPDF.Elements
{
internal class Page : IComponent
{
public ContentDirection ContentDirection { get; set; }
public TextStyle DefaultTextStyle { get; set; } = TextStyle.Default;
public TextStyle DefaultTextStyle { get; set; } = new TextStyle();
public Size MinSize { get; set; } = PageSizes.A4;
public Size MaxSize { get; set; } = PageSizes.A4;
@@ -31,7 +30,6 @@ namespace QuestPDF.Elements
public void Compose(IContainer container)
{
container
.ContentDirection(ContentDirection)
.Background(BackgroundColor)
.Layers(layers =>
{
@@ -42,7 +40,6 @@ namespace QuestPDF.Elements
layers
.PrimaryLayer()
.DebugPointer("Page primary layer")
.MinWidth(MinSize.Width)
.MinHeight(MinSize.Height)
@@ -65,9 +62,9 @@ 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
-1
View File
@@ -25,7 +25,6 @@ namespace QuestPDF.Elements
{
if (string.IsNullOrWhiteSpace(Text))
x.MaxHeight(32).Image(ImageData, ImageScaling.FitArea);
else
x.Text(Text).FontSize(14);
});
+4 -10
View File
@@ -14,7 +14,7 @@ namespace QuestPDF.Elements
Relative
}
internal class RowItem : ContainerElement
internal class RowItem : Container
{
public bool IsRendered { get; set; }
public float Width { get; set; }
@@ -31,10 +31,8 @@ namespace QuestPDF.Elements
public Position Offset { get; set; }
}
internal class Row : Element, ICacheable, IStateResettable, IContentDirectionAware
internal class Row : Element, ICacheable, IStateResettable
{
public ContentDirection ContentDirection { get; set; }
internal List<RowItem> Items { get; } = new();
internal float Spacing { get; set; }
@@ -93,13 +91,9 @@ namespace QuestPDF.Elements
if (command.Measurement.Type == SpacePlanType.Wrap)
continue;
var offset = ContentDirection == ContentDirection.LeftToRight
? command.Offset
: new Position(availableSpace.Width - command.Offset.X - command.Size.Width, 0);
Canvas.Translate(offset);
Canvas.Translate(command.Offset);
command.RowItem.Draw(command.Size);
Canvas.Translate(offset.Reverse());
Canvas.Translate(command.Offset.Reverse());
}
if (Items.All(x => x.IsRendered))
+25 -45
View File
@@ -9,15 +9,12 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements.Table
{
internal class Table : Element, IStateResettable, IContentDirectionAware
internal class Table : Element, IStateResettable
{
public ContentDirection ContentDirection { get; set; }
public List<TableColumnDefinition> Columns { get; set; } = new();
public List<TableCell> Cells { get; set; } = new();
public List<TableColumnDefinition> Columns { get; set; } = new List<TableColumnDefinition>();
public List<TableCell> Cells { get; set; } = new List<TableCell>();
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; }
@@ -27,39 +24,28 @@ 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 IEnumerable<Element?> GetChildren()
internal override void Initialize(IPageContext pageContext, ICanvas canvas)
{
return Cells;
}
internal override void CreateProxy(Func<Element?, Element?> create)
{
Cells.ForEach(x => x.Child = create(x.Child));
}
public void ResetState()
{
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;
base.Initialize(pageContext, canvas);
}
internal override IEnumerable<Element?> GetChildren()
{
return Cells;
}
public void ResetState()
{
foreach (var x in Cells)
x.IsRendered = false;
CurrentRow = 1;
}
private void BuildCache()
@@ -70,7 +56,6 @@ namespace QuestPDF.Elements.Table
if (Cells.Count == 0)
{
MaxRow = 0;
MaxRowSpan = 1;
CellsCache = Array.Empty<TableCell[]>();
return;
@@ -81,7 +66,6 @@ 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)
@@ -125,13 +109,9 @@ namespace QuestPDF.Elements.Table
if (command.Measurement.Type == SpacePlanType.Wrap)
continue;
var offset = ContentDirection == ContentDirection.LeftToRight
? command.Offset
: new Position(availableSpace.Width - command.Offset.X - command.Size.Width, command.Offset.Y);
Canvas.Translate(offset);
Canvas.Translate(command.Offset);
command.Cell.Draw(command.Size);
Canvas.Translate(offset.Reverse());
Canvas.Translate(command.Offset.Reverse());
}
CurrentRow = FindLastRenderedRow(renderingCommands) + 1;
@@ -178,7 +158,7 @@ namespace QuestPDF.Elements.Table
if (ExtendLastCellsToTableBottom)
AdjustLastCellSizes(tableHeight, commands);
return commands;
static float[] GetColumnLeftOffsets(IList<TableColumnDefinition> columns)
@@ -219,9 +199,9 @@ namespace QuestPDF.Elements.Table
currentRow = cell.Row;
}
// cell visibility optimizations
if (cell.Row > maxRenderingRow + MaxRowSpan)
if (cell.Row > maxRenderingRow)
break;
// calculate cell position / size
@@ -238,14 +218,14 @@ 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);
+1 -3
View File
@@ -1,8 +1,6 @@
using QuestPDF.Infrastructure;
namespace QuestPDF.Elements.Table
{
internal class TableCell : ContainerElement, ITableCellContainer
internal class TableCell : Container, ITableCellContainer
{
public int Row { get; set; } = 0;
public int RowSpan { get; set; } = 1;
@@ -19,5 +19,6 @@ namespace QuestPDF.Elements.Text.Calculation
public int TotalIndex { get; set; }
public bool IsLast => EndIndex == TotalIndex;
public bool IsNewLine { get; set; }
}
}
-160
View File
@@ -1,160 +0,0 @@
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();
}
}
}
}
}
@@ -12,7 +12,7 @@ namespace QuestPDF.Elements.Text.Items
public TextMeasurementResult? Measure(TextMeasurementRequest request)
{
Element.VisitChildren(x => (x as IStateResettable)?.ResetState());
Element.InjectDependencies(request.PageContext, request.Canvas);
Element.VisitChildren(x => x.Initialize(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.InjectDependencies(request.PageContext, request.Canvas);
Element.VisitChildren(x => x.Initialize(request.PageContext, request.Canvas));
request.Canvas.Translate(new Position(0, request.TotalAscent));
Element.Draw(new Size(request.TextSize.Width, -request.TotalAscent));
+31 -11
View File
@@ -14,8 +14,8 @@ namespace QuestPDF.Elements.Text.Items
internal class TextBlockSpan : ITextBlockItem
{
public string Text { get; set; }
public TextStyle Style { get; set; } = TextStyle.Default;
private TextShapingResult? TextShapingResult { get; set; }
public TextStyle Style { get; set; } = new();
public TextShapingResult? TextShapingResult { get; set; }
private Dictionary<(int startIndex, float availableWidth), TextMeasurementResult?> MeasureCache = new ();
protected virtual bool EnableTextCache => true;
@@ -39,19 +39,35 @@ namespace QuestPDF.Elements.Text.Items
var paint = Style.ToPaint();
var fontMetrics = Style.ToFontMetrics();
var spaceCodepoint = paint.ToFont().Typeface.GetGlyphs(" ")[0];
// if the element is the first one within the line,
// ignore leading spaces and new lines
var spaceCodepoint = paint.ToFont().Typeface.GetGlyph(' ');
var newLineCodepoint = paint.ToFont().Typeface.GetGlyph('\n');
var returnCodepoint = paint.ToFont().Typeface.GetGlyph('\r');
var startIndex = request.StartIndex;
// if the element is the first one within the line,
// ignore leading spaces
if (!request.IsFirstElementInBlock && request.IsFirstElementInLine)
{
while (startIndex < TextShapingResult.Length && Text[startIndex] == spaceCodepoint)
while (startIndex < TextShapingResult.Glyphs.Length && (Text[startIndex] == spaceCodepoint || Text[startIndex] == newLineCodepoint || Text[startIndex] == returnCodepoint))
startIndex++;
}
if (TextShapingResult.Length == 0 || startIndex == TextShapingResult.Length)
// calculate max index (new new line)
var newLineIndex = startIndex;
while (newLineIndex < TextShapingResult.Glyphs.Length)
{
var glyphCodepoint = TextShapingResult.Glyphs[newLineIndex].Codepoint;
if (glyphCodepoint == newLineCodepoint || glyphCodepoint == returnCodepoint)
break;
newLineIndex++;
}
if (TextShapingResult.Glyphs.Length == 0 || startIndex == TextShapingResult.Glyphs.Length)
{
return new TextMeasurementResult
{
@@ -68,6 +84,8 @@ namespace QuestPDF.Elements.Text.Items
if (endIndex < startIndex)
return null;
endIndex = Math.Min(endIndex, newLineIndex);
// break text only on spaces
var wrappedText = WrapText(startIndex, endIndex, request.IsFirstElementInLine);
@@ -90,7 +108,9 @@ namespace QuestPDF.Elements.Text.Items
StartIndex = startIndex,
EndIndex = wrappedText.Value.endIndex,
NextIndex = wrappedText.Value.nextIndex,
TotalIndex = TextShapingResult.Length - 1
TotalIndex = TextShapingResult.Glyphs.Length - 1,
IsNewLine = endIndex == newLineIndex
};
}
@@ -102,7 +122,7 @@ 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.Length - 1)
if (endIndex == TextShapingResult.Glyphs.Length - 1)
return (endIndex, endIndex);
// breaking anywhere
@@ -110,7 +130,7 @@ namespace QuestPDF.Elements.Text.Items
return (endIndex, endIndex + 1);
// current line ends at word, next character is space, perfect place to wrap
if (TextShapingResult[endIndex].Codepoint != spaceCodepoint && TextShapingResult[endIndex + 1].Codepoint == spaceCodepoint)
if (TextShapingResult.Glyphs[endIndex].Codepoint != spaceCodepoint && TextShapingResult.Glyphs[endIndex + 1].Codepoint == spaceCodepoint)
return (endIndex, endIndex + 2);
// find last space within the available text to wrap
@@ -118,7 +138,7 @@ namespace QuestPDF.Elements.Text.Items
while (lastSpaceIndex >= startIndex)
{
if (TextShapingResult[lastSpaceIndex].Codepoint == spaceCodepoint)
if (TextShapingResult.Glyphs[lastSpaceIndex].Codepoint == spaceCodepoint)
break;
lastSpaceIndex--;
+41 -52
View File
@@ -8,23 +8,19 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements.Text
{
internal class TextBlock : Element, IStateResettable, IContentDirectionAware
internal class TextBlock : Element, IStateResettable
{
public ContentDirection ContentDirection { get; set; }
public HorizontalAlignment? Alignment { get; set; }
public List<ITextBlockItem> Items { get; set; } = new List<ITextBlockItem>();
public HorizontalAlignment Alignment { get; set; } = HorizontalAlignment.Left;
public List<ITextBlockItem> Items { get; set; } = new();
public float ParagraphSpacing { get; set; } = 0;
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()
{
ApplyFontFallback();
InitializeQueue();
CurrentElementIndex = 0;
@@ -42,31 +38,10 @@ namespace QuestPDF.Elements.Text
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);
@@ -94,19 +69,23 @@ namespace QuestPDF.Elements.Text
internal override void Draw(Size availableSpace)
{
SetDefaultAlignment();
var lines = DivideTextItemsIntoLines(availableSpace.Width, availableSpace.Height).ToList();
if (!lines.Any())
return;
var topOffset = 0f;
var heightOffset = 0f;
var widthOffset = 0f;
foreach (var line in lines)
{
var leftOffset = GetAlignmentOffset(line.Width);
widthOffset = 0f;
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
@@ -121,20 +100,27 @@ 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(canvasOffset.Reverse());
leftOffset += item.Measurement.Width;
}
topOffset += line.LineHeight;
}
Canvas.Translate(new Position(item.Measurement.Width, 0));
widthOffset += 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;
if (line.Elements.Last().Measurement.IsNewLine)
{
heightOffset += ParagraphSpacing;
Canvas.Translate(new Position(0, ParagraphSpacing));
}
}
Canvas.Translate(new Position(0, -heightOffset));
lines
.SelectMany(x => x.Elements)
.GroupBy(x => x.Item)
@@ -151,15 +137,18 @@ namespace QuestPDF.Elements.Text
float GetAlignmentOffset(float lineWidth)
{
if (Alignment == HorizontalAlignment.Left)
return 0;
var emptySpace = availableSpace.Width - lineWidth;
return Alignment switch
{
HorizontalAlignment.Left => ContentDirection == ContentDirection.LeftToRight ? 0 : emptySpace,
HorizontalAlignment.Center => emptySpace / 2,
HorizontalAlignment.Right => ContentDirection == ContentDirection.LeftToRight ? emptySpace : 0,
_ => 0
};
if (Alignment == HorizontalAlignment.Right)
return emptySpace;
if (Alignment == HorizontalAlignment.Center)
return emptySpace / 2;
throw new ArgumentException();
}
}
+1 -9
View File
@@ -3,10 +3,8 @@ using QuestPDF.Infrastructure;
namespace QuestPDF.Elements
{
internal class Unconstrained : ContainerElement, IContentDirectionAware, ICacheable
internal class Unconstrained : ContainerElement, ICacheable
{
public ContentDirection ContentDirection { get; set; }
internal override SpacePlan Measure(Size availableSpace)
{
var childSize = base.Measure(Size.Max);
@@ -27,13 +25,7 @@ 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());
}
}
}
@@ -1,26 +0,0 @@
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);
}
}
}
-1
View File
@@ -55,7 +55,6 @@ 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();
-1
View File
@@ -30,7 +30,6 @@ 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;
+1 -27
View File
@@ -10,9 +10,7 @@ namespace QuestPDF.Fluent
{
internal Page Page { get; } = new Page();
#region Size
public void Size(float width, float height, Unit unit = Unit.Point)
public void Size(float width, float height, Unit unit = Unit.Inch)
{
var pageSize = new PageSize(width, height, unit);
@@ -41,10 +39,6 @@ namespace QuestPDF.Fluent
{
Page.MaxSize = pageSize;
}
#endregion
#region Margin
public void MarginLeft(float value, Unit unit = Unit.Point)
{
@@ -84,10 +78,6 @@ namespace QuestPDF.Fluent
MarginHorizontal(value, unit);
}
#endregion
#region Properties
public void DefaultTextStyle(TextStyle textStyle)
{
Page.DefaultTextStyle = textStyle;
@@ -98,16 +88,6 @@ 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;
@@ -119,10 +99,6 @@ namespace QuestPDF.Fluent
PageColor(color);
}
#endregion
#region Slots
public IContainer Background()
{
var container = new Container();
@@ -157,8 +133,6 @@ namespace QuestPDF.Fluent
Page.Footer = container;
return container;
}
#endregion
}
public static class PageExtensions
+53 -91
View File
@@ -12,18 +12,11 @@ namespace QuestPDF.Fluent
{
public class TextSpanDescriptor
{
internal TextStyle TextStyle = TextStyle.Default;
internal Action<TextStyle> AssignTextStyle { get; }
internal TextStyle TextStyle { get; }
internal TextSpanDescriptor(Action<TextStyle> assignTextStyle)
internal TextSpanDescriptor(TextStyle textStyle)
{
AssignTextStyle = assignTextStyle;
}
internal void MutateTextStyle(Func<TextStyle, TextStyle> handler)
{
TextStyle = handler(TextStyle);
AssignTextStyle(TextStyle);
TextStyle = textStyle;
}
}
@@ -31,27 +24,25 @@ namespace QuestPDF.Fluent
public class TextPageNumberDescriptor : TextSpanDescriptor
{
internal Action<PageNumberFormatter> AssignFormatFunction { get; }
internal TextPageNumberDescriptor(Action<TextStyle> assignTextStyle, Action<PageNumberFormatter> assignFormatFunction) : base(assignTextStyle)
internal PageNumberFormatter FormatFunction { get; private set; } = x => x?.ToString() ?? string.Empty;
internal TextPageNumberDescriptor(TextStyle textStyle) : base(textStyle)
{
AssignFormatFunction = assignFormatFunction;
AssignFormatFunction(x => x?.ToString());
}
public TextPageNumberDescriptor Format(PageNumberFormatter formatter)
{
AssignFormatFunction(formatter);
FormatFunction = formatter ?? FormatFunction;
return this;
}
}
public class TextDescriptor
{
private ICollection<TextBlock> TextBlocks { get; } = new List<TextBlock>();
private TextStyle? DefaultStyle { get; set; }
internal HorizontalAlignment? Alignment { get; set; }
private float Spacing { get; set; } = 0f;
internal TextBlock TextBlock = new();
private TextStyle DefaultStyle { get; set; } = TextStyle.Default;
internal HorizontalAlignment Alignment { get; set; } = HorizontalAlignment.Left;
public void DefaultTextStyle(TextStyle style)
{
@@ -62,7 +53,7 @@ namespace QuestPDF.Fluent
{
DefaultStyle = style(TextStyle.Default);
}
public void AlignLeft()
{
Alignment = HorizontalAlignment.Left;
@@ -80,17 +71,9 @@ namespace QuestPDF.Fluent
public void ParagraphSpacing(float value, Unit unit = Unit.Point)
{
Spacing = value.ToPoints(unit);
TextBlock.ParagraphSpacing = value.ToPoints(unit);
}
private void AddItemToLastTextBlock(ITextBlockItem item)
{
if (!TextBlocks.Any())
TextBlocks.Add(new TextBlock());
TextBlocks.Last().Items.Add(item);
}
[Obsolete("This element has been renamed since version 2022.3. Please use the overload that returns a TextSpanDescriptor object which allows to specify text style.")]
public void Span(string? text, TextStyle style)
{
@@ -99,30 +82,19 @@ namespace QuestPDF.Fluent
public TextSpanDescriptor Span(string? text)
{
var style = DefaultStyle.Clone();
var descriptor = new TextSpanDescriptor(style);
if (text == null)
return new TextSpanDescriptor(_ => { });
var items = text
.Replace("\r", string.Empty)
.Split(new[] { '\n' }, StringSplitOptions.None)
.Select(x => new TextBlockSpan
{
Text = x
})
.ToList();
AddItemToLastTextBlock(items.First());
items
.Skip(1)
.Select(x => new TextBlock
{
Items = new List<ITextBlockItem> { x }
})
.ToList()
.ForEach(TextBlocks.Add);
return new TextSpanDescriptor(x => items.ForEach(y => y.Style = x));
return descriptor;
TextBlock.Items.Add(new TextBlockSpan
{
Text = text,
Style = style
});
return descriptor;
}
public TextSpanDescriptor Line(string? text)
@@ -138,10 +110,16 @@ namespace QuestPDF.Fluent
private TextPageNumberDescriptor PageNumber(Func<IPageContext, int?> pageNumber)
{
var textBlockItem = new TextBlockPageNumber();
AddItemToLastTextBlock(textBlockItem);
var style = DefaultStyle.Clone();
var descriptor = new TextPageNumberDescriptor(style);
return new TextPageNumberDescriptor(x => textBlockItem.Style = x, x => textBlockItem.Source = context => x(pageNumber(context)));
TextBlock.Items.Add(new TextBlockPageNumber
{
Source = context => descriptor.FormatFunction(pageNumber(context)),
Style = style
});
return descriptor;
}
public TextPageNumberDescriptor CurrentPageNumber()
@@ -185,17 +163,20 @@ 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 new TextSpanDescriptor(_ => { });
var textBlockItem = new TextBlockSectionLink
return descriptor;
TextBlock.Items.Add(new TextBlockSectionLink
{
Style = style,
Text = text,
SectionName = sectionName
};
});
AddItemToLastTextBlock(textBlockItem);
return new TextSpanDescriptor(x => textBlockItem.Style = x);
return descriptor;
}
[Obsolete("This element has been renamed since version 2022.3. Please use the SectionLink method.")]
@@ -209,17 +190,20 @@ 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 new TextSpanDescriptor(_ => { });
return descriptor;
var textBlockItem = new TextBlockHyperlink
TextBlock.Items.Add(new TextBlockHyperlink
{
Style = style,
Text = text,
Url = url
};
});
AddItemToLastTextBlock(textBlockItem);
return new TextSpanDescriptor(x => textBlockItem.Style = x);
return descriptor;
}
[Obsolete("This element has been renamed since version 2022.3. Please use the Hyperlink method.")]
@@ -232,35 +216,13 @@ namespace QuestPDF.Fluent
{
var container = new Container();
AddItemToLastTextBlock(new TextBlockElement
TextBlock.Items.Add(new TextBlockElement
{
Element = container
});
return container.AlignBottom().MinimalBox();
}
internal void Compose(IContainer container)
{
TextBlocks.ToList().ForEach(x => x.Alignment ??= Alignment);
if (DefaultStyle != null)
container = container.DefaultTextStyle(DefaultStyle);
if (TextBlocks.Count == 1)
{
container.Element(TextBlocks.First());
return;
}
container.Column(column =>
{
column.Spacing(Spacing);
foreach (var textBlock in TextBlocks)
column.Item().Element(textBlock);
});
}
}
public static class TextExtensions
@@ -273,7 +235,7 @@ namespace QuestPDF.Fluent
descriptor.Alignment = alignment.Horizontal;
content?.Invoke(descriptor);
descriptor.Compose(element);
element.Element(descriptor.TextBlock);
}
[Obsolete("This element has been renamed since version 2022.3. Please use the overload that returns a TextSpanDescriptor object which allows to specify text style.")]
+34 -69
View File
@@ -11,135 +11,120 @@ namespace QuestPDF.Fluent
if (style == null)
return descriptor;
descriptor.MutateTextStyle(x => x.OverrideStyle(style));
descriptor.TextStyle.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.MutateTextStyle(x => x.FontColor(value));
descriptor.TextStyle.Color = value;
return descriptor;
}
public static T BackgroundColor<T>(this T descriptor, string value) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.BackgroundColor(value));
descriptor.TextStyle.BackgroundColor = value;
return descriptor;
}
public static T FontFamily<T>(this T descriptor, string value) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.FontFamily(value));
descriptor.TextStyle.FontFamily = value;
return descriptor;
}
public static T FontSize<T>(this T descriptor, float value) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.FontSize(value));
descriptor.TextStyle.Size = value;
return descriptor;
}
public static T LineHeight<T>(this T descriptor, float value) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.LineHeight(value));
descriptor.TextStyle.LineHeight = value;
return descriptor;
}
public static T Italic<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Italic(value));
descriptor.TextStyle.IsItalic = value;
return descriptor;
}
public static T Strikethrough<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Strikethrough(value));
descriptor.TextStyle.HasStrikethrough = value;
return descriptor;
}
public static T Underline<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Underline(value));
descriptor.TextStyle.HasUnderline = value;
return descriptor;
}
public static T WrapAnywhere<T>(this T descriptor, bool value = true) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.WrapAnywhere(value));
descriptor.TextStyle.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
{
descriptor.MutateTextStyle(x => x.Thin());
return descriptor;
return descriptor.Weight(FontWeight.Thin);
}
public static T ExtraLight<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.ExtraLight());
return descriptor;
return descriptor.Weight(FontWeight.ExtraLight);
}
public static T Light<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Light());
return descriptor;
return descriptor.Weight(FontWeight.Light);
}
public static T NormalWeight<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.NormalWeight());
return descriptor;
return descriptor.Weight(FontWeight.Normal);
}
public static T Medium<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Medium());
return descriptor;
return descriptor.Weight(FontWeight.Medium);
}
public static T SemiBold<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.SemiBold());
return descriptor;
return descriptor.Weight(FontWeight.SemiBold);
}
public static T Bold<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Bold());
return descriptor;
return descriptor.Weight(FontWeight.Bold);
}
public static T ExtraBold<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.ExtraBold());
return descriptor;
return descriptor.Weight(FontWeight.ExtraBold);
}
public static T Black<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Black());
return descriptor;
return descriptor.Weight(FontWeight.Black);
}
public static T ExtraBlack<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.ExtraBlack());
return descriptor;
return descriptor.Weight(FontWeight.ExtraBlack);
}
#endregion
@@ -147,44 +132,24 @@ namespace QuestPDF.Fluent
#region Position
public static T NormalPosition<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.NormalPosition());
return descriptor;
return descriptor.Position(FontPosition.Normal);
}
public static T Subscript<T>(this T descriptor) where T : TextSpanDescriptor
{
descriptor.MutateTextStyle(x => x.Subscript());
return descriptor;
return descriptor.Position(FontPosition.Subscript);
}
public static T Superscript<T>(this T descriptor) where T : TextSpanDescriptor
{
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;
return descriptor.Position(FontPosition.Superscript);
}
private static T Position<T>(this T descriptor, FontPosition fontPosition) where T : TextSpanDescriptor
{
descriptor.TextStyle.FontPosition = fontPosition;
return descriptor;
}
#endregion
}
}
+21 -50
View File
@@ -6,6 +6,14 @@ 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)
{
@@ -14,12 +22,12 @@ namespace QuestPDF.Fluent
public static TextStyle FontColor(this TextStyle style, string value)
{
return style.Mutate(TextStyleProperty.Color, value);
return style.Mutate(x => x.Color = value);
}
public static TextStyle BackgroundColor(this TextStyle style, string value)
{
return style.Mutate(TextStyleProperty.BackgroundColor, value);
return style.Mutate(x => x.BackgroundColor = value);
}
[Obsolete("This element has been renamed since version 2022.3. Please use the FontFamily method.")]
@@ -30,7 +38,7 @@ namespace QuestPDF.Fluent
public static TextStyle FontFamily(this TextStyle style, string value)
{
return style.Mutate(TextStyleProperty.FontFamily, value);
return style.Mutate(x => x.FontFamily = value);
}
[Obsolete("This element has been renamed since version 2022.3. Please use the FontSize method.")]
@@ -41,39 +49,39 @@ namespace QuestPDF.Fluent
public static TextStyle FontSize(this TextStyle style, float value)
{
return style.Mutate(TextStyleProperty.Size, value);
return style.Mutate(x => x.Size = value);
}
public static TextStyle LineHeight(this TextStyle style, float value)
{
return style.Mutate(TextStyleProperty.LineHeight, value);
return style.Mutate(x => x.LineHeight = value);
}
public static TextStyle Italic(this TextStyle style, bool value = true)
{
return style.Mutate(TextStyleProperty.IsItalic, value);
return style.Mutate(x => x.IsItalic = value);
}
public static TextStyle Strikethrough(this TextStyle style, bool value = true)
{
return style.Mutate(TextStyleProperty.HasStrikethrough, value);
return style.Mutate(x => x.HasStrikethrough = value);
}
public static TextStyle Underline(this TextStyle style, bool value = true)
{
return style.Mutate(TextStyleProperty.HasUnderline, value);
return style.Mutate(x => x.HasUnderline = value);
}
public static TextStyle WrapAnywhere(this TextStyle style, bool value = true)
{
return style.Mutate(TextStyleProperty.WrapAnywhere, value);
return style.Mutate(x => x.WrapAnywhere = value);
}
#region Weight
public static TextStyle Weight(this TextStyle style, FontWeight weight)
{
return style.Mutate(TextStyleProperty.FontWeight, weight);
return style.Mutate(x => x.FontWeight = weight);
}
public static TextStyle Thin(this TextStyle style)
@@ -129,7 +137,6 @@ namespace QuestPDF.Fluent
#endregion
#region Position
public static TextStyle NormalPosition(this TextStyle style)
{
return style.Position(FontPosition.Normal);
@@ -147,47 +154,11 @@ namespace QuestPDF.Fluent
private static TextStyle Position(this TextStyle style, FontPosition fontPosition)
{
return style.Mutate(TextStyleProperty.FontPosition, fontPosition);
}
#endregion
if (style.FontPosition == fontPosition)
return style;
#region Fallback
public static TextStyle Fallback(this TextStyle style, TextStyle? value = null)
{
return style.Mutate(TextStyleProperty.Fallback, value);
return style.Mutate(t => t.FontPosition = fontPosition);
}
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
}
}
+1 -1
View File
@@ -7,7 +7,7 @@ namespace QuestPDF.Helpers
{
public static class Placeholders
{
public static readonly Random Random = new Random();
public static readonly Random Random = new Random(0);
#region Word Cache
@@ -1,8 +0,0 @@
namespace QuestPDF.Infrastructure
{
internal enum ContentDirection
{
LeftToRight,
RightToLeft
}
}
+6
View File
@@ -15,6 +15,12 @@ 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)
{
+1 -1
View File
@@ -7,7 +7,7 @@ namespace QuestPDF.Infrastructure
}
class Slot : ContainerElement, ISlot
class Slot : Container, ISlot
{
}
@@ -1,7 +0,0 @@
namespace QuestPDF.Infrastructure
{
internal interface IContentDirectionAware
{
public ContentDirection ContentDirection { get; set; }
}
}
-9
View File
@@ -1,9 +0,0 @@
namespace QuestPDF.Infrastructure
{
internal enum TextDirection
{
Auto,
LeftToRight,
RightToLeft
}
}
+62 -9
View File
@@ -3,8 +3,10 @@ using QuestPDF.Helpers;
namespace QuestPDF.Infrastructure
{
public record TextStyle
public class TextStyle
{
internal bool HasGlobalStyleApplied { get; private set; }
internal string? Color { get; set; }
internal string? BackgroundColor { get; set; }
internal string? FontFamily { get; set; }
@@ -16,11 +18,14 @@ namespace QuestPDF.Infrastructure
internal bool? HasStrikethrough { get; set; }
internal bool? HasUnderline { get; set; }
internal bool? WrapAnywhere { get; set; }
internal TextDirection? Direction { get; set; }
internal TextStyle? Fallback { get; set; }
internal static TextStyle LibraryDefault { get; } = new()
internal object PaintKey { get; private set; }
internal object FontMetricsKey { get; private set; }
// REVIEW: Should this be a method call that news up a TextStyle,
// or can it be a static variable?
// (style mutations seem to create a clone anyway)
internal static readonly TextStyle LibraryDefault = new TextStyle
{
Color = Colors.Black,
BackgroundColor = Colors.Transparent,
@@ -32,11 +37,59 @@ namespace QuestPDF.Infrastructure
IsItalic = false,
HasStrikethrough = false,
HasUnderline = false,
WrapAnywhere = false,
Direction = TextDirection.Auto,
Fallback = null
WrapAnywhere = false
};
public static TextStyle Default { get; } = new();
// it is important to create new instances for the DefaultTextStyle element to work correctly
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;
}
}
}
-263
View File
@@ -1,263 +0,0 @@
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;
}
}
}
-44
View File
@@ -1,44 +0,0 @@
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; }
}
+108
View File
@@ -0,0 +1,108 @@
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;
}
});
});
}
}
}
-22
View File
@@ -1,22 +0,0 @@
#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
@@ -1,60 +0,0 @@
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()
};
}
}
}
@@ -1,10 +0,0 @@
using System.Collections.Generic;
using QuestPDF.Drawing;
namespace QuestPDF.Previewer.Inspection;
internal class DocumentPreviewResult
{
public IList<PreviewerPicture> PageSnapshots { get; set; }
public InspectionElement DocumentHierarchy { get; set; }
}
@@ -1,34 +0,0 @@
using System.Collections.Generic;
using QuestPDF.Infrastructure;
namespace QuestPDF.Previewer.Inspection
{
internal class InspectionStateItem
{
public Element Element { get; internal set; }
public Infrastructure.Size Size { get; internal set; }
public Position Position { get; internal set; }
}
internal class MyPosition
{
public float Top { get; set; }
public float Left { get; set; }
}
internal class InspectionElementLocation
{
public int PageNumber { get; internal set; }
public MyPosition Position { get; internal set; }
public Size Size { get; internal set; }
}
internal class InspectionElement
{
public string ElementType { get; set; }
public bool IsSingleChildContainer { get; set; }
public IReadOnlyCollection<InspectionElementLocation> Location { get; set; }
public IReadOnlyCollection<DocumentElementProperty> Properties { get; set; }
public ICollection<InspectionElement> Children { get; set; }
}
}
-63
View File
@@ -1,63 +0,0 @@
using System;
using System.Collections.Generic;
using QuestPDF.Drawing;
using QuestPDF.Infrastructure;
using QuestPDF.Previewer.Inspection;
namespace QuestPDF.Previewer;
internal sealed class DocumentElementProperty
{
public string Label { get; set; }
public string Value { get; set; }
}
internal sealed class Size
{
public float Width { get; set; }
public float Height { get; set; }
}
internal sealed class SpacePlan
{
public float Width { get; set; }
public float Height { get; set; }
public SpacePlanType Type { get; set; }
}
internal sealed class LayoutErrorTrace
{
public string ElementType { get; set; }
public bool IsSingleChildContainer { get; set; }
public IReadOnlyCollection<DocumentElementProperty> ElementProperties { get; set; }
public IReadOnlyCollection<LayoutErrorMeasurement> Measurements { get; set; }
public IReadOnlyCollection<LayoutErrorTrace> Children { get; set; }
}
internal sealed class LayoutErrorMeasurement
{
public Size AvailableSpace { get; set; }
public SpacePlan SpacePlan { get; set; }
}
internal sealed class GenericError
{
public string ExceptionType { get; set; }
public string Message { get; set; }
public string StackTrace { get; set; }
public GenericError? InnerException { get; set; }
}
+28 -25
View File
@@ -1,11 +1,10 @@
#if NETCOREAPP3_0_OR_GREATER
#if NET6_0_OR_GREATER
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using QuestPDF.Drawing;
using QuestPDF.Drawing.Exceptions;
using QuestPDF.Infrastructure;
namespace QuestPDF.Previewer
@@ -17,43 +16,47 @@ namespace QuestPDF.Previewer
document.ShowInPreviewerAsync(port).ConfigureAwait(true).GetAwaiter().GetResult();
}
public static async Task ShowInPreviewerAsync(this IDocument document, int port = 12500, CancellationToken cancellationToken = default)
public static async Task ShowInPreviewerAsync(this IDocument document, int port = 12500)
{
var previewerService = new PreviewerService(port);
using var cancellationTokenSource = new CancellationTokenSource();
previewerService.OnLostConnection += () => cancellationTokenSource.Cancel();
previewerService.OnPreviewerStopped += () => cancellationTokenSource.Cancel();
await previewerService.Connect();
await RefreshPreview();
#if NET6_0_OR_GREATER
HotReloadManager.UpdateApplicationRequested += (_, _) => RefreshPreview();
#endif
while (true)
{
if (cancellationToken.IsCancellationRequested)
break;
// ReSharper disable once MethodSupportsCancellation
await Task.Delay(TimeSpan.FromMilliseconds(1000));
}
await WaitForPreviewerExit(cancellationTokenSource.Token);
Task RefreshPreview()
{
try
var pictures = GetPictures();
return previewerService.RefreshPreview(pictures);
ICollection<PreviewerPicture> GetPictures()
{
var documentPreviewResult = DocumentGenerator.GeneratePreviewerPictures(document);
return previewerService.ShowDocumentPreview(documentPreviewResult);
try
{
return DocumentGenerator.GeneratePreviewerPictures(document);
}
catch (Exception exception)
{
var exceptionDocument = new ExceptionDocument(exception);
return DocumentGenerator.GeneratePreviewerPictures(exceptionDocument);
}
}
catch (DocumentLayoutException exception)
}
async Task WaitForPreviewerExit(CancellationToken cancellationToken)
{
while (true)
{
return previewerService.ShowLayoutError(exception);
}
catch (Exception exception)
{
return previewerService.ShowGenericError(exception);
if (cancellationToken.IsCancellationRequested)
return;
await Task.Delay(TimeSpan.FromSeconds(1), cancellationToken);
}
}
}
@@ -0,0 +1,23 @@
using System;
using System.Collections.Generic;
using QuestPDF.Infrastructure;
#if NET6_0_OR_GREATER
namespace QuestPDF.Previewer
{
internal class PreviewerRefreshCommand
{
public ICollection<Page> Pages { get; set; }
public class Page
{
public string Id { get; } = Guid.NewGuid().ToString("N");
public float Width { get; init; }
public float Height { get; init; }
}
}
}
#endif
+53 -156
View File
@@ -1,32 +1,25 @@
#if NETCOREAPP3_0_OR_GREATER
#if NET6_0_OR_GREATER
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net.Http;
using System.Net.Http.Json;
using System.Text;
using System.Text.Json;
using System.Text.Json.Serialization;
using System.Threading;
using System.Threading.Tasks;
using QuestPDF.Drawing.Exceptions;
using QuestPDF.Previewer.Inspection;
using QuestPDF.Drawing;
namespace QuestPDF.Previewer
{
internal class PreviewerService
{
private string ClientId { get; } = Guid.NewGuid().ToString("D");
private string LibraryVersion { get; } = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version?.ToString();
private int Port { get; }
private HttpClient HttpClient { get; }
public event Action? OnLostConnection;
private const int RequiredPreviewerVersionMajor = 2023;
private const int RequiredPreviewerVersionMinor = 1;
public event Action? OnPreviewerStopped;
private const int RequiredPreviewerVersionMajor = 2022;
private const int RequiredPreviewerVersionMinor = 8;
public PreviewerService(int port)
{
@@ -37,23 +30,11 @@ namespace QuestPDF.Previewer
Timeout = TimeSpan.FromSeconds(1)
};
}
internal static readonly JsonSerializerOptions JsonSerializerOptions = new()
{
PropertyNameCaseInsensitive = true,
MaxDepth = 256,
Converters =
{
new JsonStringEnumConverter(JsonNamingPolicy.CamelCase)
}
};
#region Connection
public async Task Connect()
{
var isAvailable = await IsPreviewerAvailable();
if (!isAvailable)
{
StartPreviewer();
@@ -61,11 +42,9 @@ namespace QuestPDF.Previewer
}
var previewerVersion = await GetPreviewerVersion();
await CheckVersionCompatibility(previewerVersion);
StartNotifyPresenceTask();
CheckVersionCompatibility(previewerVersion);
}
private async Task<bool> IsPreviewerAvailable()
{
try
@@ -79,6 +58,12 @@ namespace QuestPDF.Previewer
}
}
private async Task<Version> GetPreviewerVersion()
{
using var result = await HttpClient.GetAsync("/version");
return await result.Content.ReadFromJsonAsync<Version>();
}
private void StartPreviewer()
{
try
@@ -95,6 +80,13 @@ namespace QuestPDF.Previewer
};
process.Start();
Task.Run(async () =>
{
await process.WaitForExitAsync();
process.Dispose();
OnPreviewerStopped?.Invoke();
});
}
catch
{
@@ -102,6 +94,16 @@ namespace QuestPDF.Previewer
"Please install it by executing in terminal the following command: 'dotnet tool install --global QuestPDF.Previewer'.");
}
}
private void CheckVersionCompatibility(Version version)
{
if (version.Major == RequiredPreviewerVersionMajor && version.Minor == RequiredPreviewerVersionMinor)
return;
throw new Exception($"Previewer version is not compatible. Possible solutions: " +
$"1) Update the QuestPDF library to newer version. " +
$"2) Update the QuestPDF previewer tool using the following command: 'dotnet tool update --global QuestPDF.Previewer --version {RequiredPreviewerVersionMajor}.{RequiredPreviewerVersionMinor}'");
}
private async Task WaitForConnection()
{
@@ -112,155 +114,50 @@ namespace QuestPDF.Previewer
while (true)
{
// ReSharper disable once MethodSupportsCancellation
await Task.Delay(TimeSpan.FromMilliseconds(250));
if (cancellationToken.IsCancellationRequested)
throw new Exception($"Cannot connect to the QuestPDF Previewer tool. Please make sure that your Operating System does not block HTTP connections on port {Port}.");
var isConnected = await IsPreviewerAvailable();
if (isConnected)
break;
}
}
#endregion
#region Checking compatibility
private async Task<Version> GetPreviewerVersion()
{
using var result = await HttpClient.GetAsync("/version");
var response = await result.Content.ReadFromJsonAsync<string>();
return Version.Parse(response);
}
private async Task CheckVersionCompatibility(Version version)
{
if (version is { Major: RequiredPreviewerVersionMajor, Minor: RequiredPreviewerVersionMinor })
return;
await ShowIncompatibleVersion();
throw new Exception($"Previewer version is not compatible. Possible solutions: " +
$"1) Update the QuestPDF library to newer version. " +
$"2) Update the QuestPDF previewer tool using the following command: 'dotnet tool update --global QuestPDF.Previewer --version {RequiredPreviewerVersionMajor}.{RequiredPreviewerVersionMinor}'");
}
private async Task ShowIncompatibleVersion()
{
var payload = new IncompatibleVersionApiRequest();
await HttpClient.PostAsJsonAsync("/update/incompatibleVersion", payload, JsonSerializerOptions);
}
#endregion
#region Reporting presence
private void StartNotifyPresenceTask()
{
Task.Run(async () =>
{
while (true)
{
await NotifyPresence();
await Task.Delay(1000);
}
});
}
private async Task NotifyPresence()
{
var payload = new NotifyPresenceApiRequest
{
ClientId = ClientId,
LibraryVersion = LibraryVersion,
IsDotnet6OrBeyond = RuntimeDetector.IsNet6OrGreater,
IsDotnet3OrBeyond = RuntimeDetector.IsNet3OrGreater,
IsExecutedInUnitTest = UnitTestDetector.RunningInUnitTest
};
await HttpClient.PostAsJsonAsync("/update/notifyPresence", payload);
}
#endregion
#region Updating state
public async Task ShowDocumentPreview(DocumentPreviewResult documentPreviewResult)
public async Task RefreshPreview(ICollection<PreviewerPicture> pictures)
{
using var multipartContent = new MultipartFormDataContent();
var pages = new List<PreviewerRefreshCommand.Page>();
var pages = new List<DocumentPreviewApiRequest.PageSnapshot>();
foreach (var snapshot in documentPreviewResult.PageSnapshots)
foreach (var picture in pictures)
{
var page = new DocumentPreviewApiRequest.PageSnapshot
var page = new PreviewerRefreshCommand.Page
{
PageNumber = documentPreviewResult.PageSnapshots.IndexOf(snapshot) + 1,
Width = snapshot.Size.Width,
Height = snapshot.Size.Height
Width = picture.Size.Width,
Height = picture.Size.Height
};
pages.Add(page);
var pictureStream = snapshot.Picture.Serialize().AsStream();
multipartContent.Add(new StreamContent(pictureStream), "snapshots", page.ResourceId);
var pictureStream = picture.Picture.Serialize().AsStream();
multipartContent.Add(new StreamContent(pictureStream), page.Id, page.Id);
}
var request = new DocumentPreviewApiRequest
var command = new PreviewerRefreshCommand
{
PageSnapshots = pages,
DocumentHierarchy = documentPreviewResult.DocumentHierarchy
Pages = pages
};
var json = JsonSerializer.Serialize(request, JsonSerializerOptions);
var jsonContent = new StringContent(json, Encoding.UTF8, "application/json");
multipartContent.Add(jsonContent, "request");
using var response = await HttpClient.PostAsync("/update/documentPreview", multipartContent);
response.EnsureSuccessStatusCode();
foreach (var picture in documentPreviewResult.PageSnapshots)
multipartContent.Add(JsonContent.Create(command), "command");
using var _ = await HttpClient.PostAsync("/update/preview", multipartContent);
foreach (var picture in pictures)
picture.Picture.Dispose();
}
public async Task ShowGenericError(Exception exception)
{
var payload = new GenericErrorApiRequest
{
Error = MapException(exception)
};
await HttpClient.PostAsJsonAsync("/update/genericError", payload, JsonSerializerOptions);
static GenericError? MapException(Exception? exception)
{
if (exception == null)
return null;
return new GenericError
{
ExceptionType = exception.GetType().FullName,
Message = exception.Message,
StackTrace = exception.StackTrace,
InnerException = MapException(exception.InnerException)
};
}
}
public async Task ShowLayoutError(DocumentLayoutException exception)
{
var payload = new LayoutErrorApiRequest
{
Trace = exception.ElementTrace
};
await HttpClient.PostAsJsonAsync("/update/layoutError", payload, JsonSerializerOptions);
}
#endregion
}
}
-16
View File
@@ -1,16 +0,0 @@
namespace QuestPDF.Previewer;
public static class RuntimeDetector
{
#if NET6_0_OR_GREATER
public static bool IsNet6OrGreater => true;
#else
public static bool IsNet6OrGreater => false;
#endif
#if NETCOREAPP3_0_OR_GREATER
public static bool IsNet3OrGreater => true;
#else
public static bool IsNet6OrGreater => false;
#endif
}
-38
View File
@@ -1,38 +0,0 @@
using System.Collections.Generic;
using System.Linq;
using QuestPDF.Drawing.Proxy;
using QuestPDF.Infrastructure;
namespace QuestPDF.Previewer;
internal record TreeNode<T>(T Value, ICollection<TreeNode<T>> Children);
internal static class TreeTraversal
{
public static TreeNode<T> ExtractProxyOfType<T>(this Element root) where T : ElementProxy
{
return Traverse(root).FirstOrDefault();
IEnumerable<TreeNode<T>> Traverse(Element element)
{
if (element is T proxy)
{
var result = new TreeNode<T>(proxy, new List<TreeNode<T>>());
proxy
.Child!
.GetChildren()
.SelectMany(Traverse)
.ToList()
.ForEach(result.Children.Add);
yield return result;
}
else
{
foreach (var treeNode in element.GetChildren().SelectMany(Traverse))
yield return treeNode;
}
}
}
}

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