Marcin Ziąbek
729 lines
26 KiB
C#
729 lines
26 KiB
C#
using System;
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using System.Linq;
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using System.Text;
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using NUnit.Framework;
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using QuestPDF.Elements.Text;
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using QuestPDF.Examples.Engine;
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using QuestPDF.Fluent;
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using QuestPDF.Helpers;
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using QuestPDF.Infrastructure;
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namespace QuestPDF.Examples
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{
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public class TextExamples
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{
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[Test]
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public void SimpleText()
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{
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RenderingTest
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.Create()
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.PageSize(500, 100)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(5)
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.MinimalBox()
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.Border(1)
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.Padding(10)
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.Text(Placeholders.Paragraph());
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});
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}
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[Test]
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public void SimpleTextBlock()
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{
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RenderingTest
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.Create()
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.PageSize(600, 300)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(5)
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.MinimalBox()
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.Border(1)
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.MaxWidth(300)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default.FontSize(20));
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text.Span("This is a normal text, followed by an ");
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text.Span("underlined red text").FontColor(Colors.Red.Medium).Underline();
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text.Span(".");
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});
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});
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}
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[Test]
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public void TextWeight()
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{
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RenderingTest
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.Create()
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.PageSize(500, 500)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.MinimalBox()
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.Border(1)
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.Padding(20)
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.Text(text =>
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{
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text.DefaultTextStyle(x => x.FontFamily(Fonts.Calibri).FontSize(20));
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text.Line("Thin").Thin();
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text.Line("ExtraLight").ExtraLight();
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text.Line("Light").Light();
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text.Line("NormalWeight").NormalWeight();
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text.Line("Medium").Medium();
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text.Line("SemiBold").SemiBold();
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text.Line("Bold").Bold();
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text.Line("ExtraBold").ExtraBold();
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text.Line("Black").Black();
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text.Line("ExtraBlack").ExtraBlack();
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});
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});
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}
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[Test]
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public void LineHeight()
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{
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RenderingTest
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.Create()
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.PageSize(500, 700)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.Column(column =>
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{
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var lineHeights = new[] { 0.8f, 1f, 1.5f };
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var paragraph = Placeholders.Paragraph();
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foreach (var lineHeight in lineHeights)
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{
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column
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.Item()
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.Border(1)
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.Padding(10)
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.Text(paragraph)
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.FontSize(16)
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.LineHeight(lineHeight);
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}
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});
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});
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}
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[Test]
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public void SuperscriptSubscript_Simple()
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{
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RenderingTest
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.Create()
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.PageSize(500, 500)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.MinimalBox()
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.Border(1)
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.Padding(20)
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.Text(text =>
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{
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text.DefaultTextStyle(x => x.FontSize(20));
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text.ParagraphSpacing(10);
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var highlight = TextStyle.Default.BackgroundColor(Colors.Green.Lighten3);
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text.Span("E=mc").Style(highlight);
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text.Span("2").Superscript().Style(highlight);
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text.Span(" is the equation of mass–energy equivalence.");
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text.EmptyLine();
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text.Span("H").Style(highlight);
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text.Span("2").Subscript().Style(highlight);
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text.Span("O").Style(highlight);
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text.Span(" is the chemical formula for water.");
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});
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});
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}
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[Test]
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public void SuperscriptSubscript_Effects()
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{
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RenderingTest
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.Create()
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.PageSize(800, 400)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(25)
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.DefaultTextStyle(x => x.FontSize(30))
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.Column(column =>
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{
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column.Spacing(25);
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column.Item().Text(text =>
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{
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text.DefaultTextStyle(x => x.Underline());
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text.Span("Underline of the superscript (E = mc");
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text.Span("2").Superscript();
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text.Span(") should be at the same height as for normal text.");
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});
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column.Item().Text(text =>
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{
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text.DefaultTextStyle(x => x.Underline());
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text.Span("Underline of the subscript(H");
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text.Span("2").Subscript();
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text.Span("O) should be slightly lower than a normal text.");
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});
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column.Item().Text(text =>
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{
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text.DefaultTextStyle(x => x.Strikethrough());
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text.Span("Strikethrough of both superscript (E=mc");
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text.Span("2").Superscript();
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text.Span(") and subscript(H");
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text.Span("2").Subscript();
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text.Span("O) should be visible in the middle of the text.");
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});
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});
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});
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}
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[Test]
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public void ParagraphSpacing()
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{
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RenderingTest
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.Create()
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.PageSize(500, 500)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(5)
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.MinimalBox()
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.Border(1)
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.Padding(10)
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.Text(text =>
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{
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text.Line(Placeholders.Paragraph());
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});
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});
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}
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[Test]
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public void CustomElement()
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{
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RenderingTest
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.Create()
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.PageSize(500, 200)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(5)
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.MinimalBox()
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.Border(1)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default.FontSize(20));
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text.Span("This is a random image aligned to the baseline: ");
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text.Element()
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.PaddingBottom(-6)
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.Height(24)
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.Width(48)
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.Image(Placeholders.Image);
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text.Span(".");
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});
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});
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}
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[Test]
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public void TextElements()
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{
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RenderingTest
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.Create()
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.PageSize(PageSizes.A4)
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.ProducePdf()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.Padding(10)
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.MinimalBox()
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.Border(1)
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.Padding(5)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default);
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text.AlignLeft();
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text.ParagraphSpacing(10);
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text.Line(Placeholders.LoremIpsum());
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text.Span($"This is target text that should show up. {DateTime.UtcNow:T} > This is a short sentence that will be wrapped into second line hopefully, right? <").Underline();
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});
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});
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}
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[Test]
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public void Textcolumn()
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{
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RenderingTest
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.Create()
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.PageSize(PageSizes.A4)
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.ProducePdf()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.Padding(10)
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.MinimalBox()
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.Border(1)
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.Padding(5)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default);
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text.AlignLeft();
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text.ParagraphSpacing(10);
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foreach (var i in Enumerable.Range(1, 100))
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text.Line($"{i}: {Placeholders.Paragraph()}");
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});
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});
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}
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[Test]
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public void SpaceIssue()
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{
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RenderingTest
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.Create()
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.PageSize(PageSizes.A4)
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.ProducePdf()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.Padding(10)
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.MinimalBox()
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.Border(1)
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.Padding(5)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(x => x.Bold());
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text.DefaultTextStyle(TextStyle.Default);
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text.AlignLeft();
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text.ParagraphSpacing(10);
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text.Span(Placeholders.LoremIpsum());
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text.EmptyLine();
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text.Span("This text is a normal text, ");
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text.Span("this is a bold text, ").Bold();
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text.Span("this is a red and underlined text, ").FontColor(Colors.Red.Medium).Underline();
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text.Span("and this is slightly bigger text.").FontSize(16);
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text.EmptyLine();
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text.Span("The new text element also supports injecting custom content between words: ");
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text.Element().PaddingBottom(-4).Height(16).Width(32).Image(Placeholders.Image);
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text.Span(".");
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text.EmptyLine();
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text.Span("This is page number ");
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text.CurrentPageNumber();
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text.Span(" out of ");
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text.TotalPages();
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text.EmptyLine();
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text.Hyperlink("Please visit QuestPDF website", "https://www.questpdf.com");
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text.EmptyLine();
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text.Span(Placeholders.Paragraphs());
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text.EmptyLine();
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text.Span(Placeholders.Paragraphs()).Italic();
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text.Line("This is target text that does not show up. " + Placeholders.Paragraph());
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});
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});
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}
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[Test]
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public void HugeList()
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{
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RenderingTest
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.Create()
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.PageSize(PageSizes.A4)
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.ProducePdf()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(20)
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.Padding(10)
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.MinimalBox()
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.Border(1)
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.Padding(5)
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.Padding(10)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default.FontSize(20).BackgroundColor(Colors.Red.Lighten4));
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text.AlignLeft();
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text.ParagraphSpacing(10);
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text.Span("This text is a normal text, ");
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text.Span("this is a bold text, ").Bold();
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text.Span("this is a red and underlined text, ").FontColor(Colors.Red.Medium).Underline();
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text.Span("and this is slightly bigger text.").FontSize(16);
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text.Span("The new text element also supports injecting custom content between words: ");
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text.Element().PaddingBottom(-4).Height(16).Width(32).Image(Placeholders.Image);
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text.Span(".");
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text.EmptyLine();
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foreach (var i in Enumerable.Range(1, 100))
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{
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text.Line($"{i}: {Placeholders.Paragraph()}");
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text.Hyperlink("Please visit QuestPDF website. ", "https://www.questpdf.com");
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text.Span("This is page number ");
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text.CurrentPageNumber();
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text.Span(" out of ");
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text.TotalPages();
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text.EmptyLine();
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}
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});
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});
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}
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[Test]
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public void MeasureIssueWhenSpaceAtLineEnd()
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{
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// issue 135
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RenderingTest
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.Create()
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.ProduceImages()
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.ShowResults()
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.RenderDocument(container =>
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{
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container.Page(page =>
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{
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page.Margin(50);
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page.PageColor(Colors.White);
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page.Size(PageSizes.A4);
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page.Content().Text("This is a specially crafted sentence with a specially chosen length for demonstration of the bug that occurs ;;;;;. ").FontSize(11).BackgroundColor(Colors.Red.Lighten3);
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});
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});
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}
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[Test]
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public void EmptyText()
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{
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// issue 135
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RenderingTest
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.Create()
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.ProduceImages()
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.ShowResults()
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.RenderDocument(container =>
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{
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container.Page(page =>
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{
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page.Margin(50);
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page.PageColor(Colors.White);
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page.Size(PageSizes.A4);
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page.Content().Text(" ").FontSize(11).BackgroundColor(Colors.Red.Lighten3);
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});
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});
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}
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[Test]
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public void Whitespaces()
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{
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// issue 135
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RenderingTest
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.Create()
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.ProduceImages()
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.ShowResults()
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.RenderDocument(container =>
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{
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container.Page(page =>
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{
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page.Margin(50);
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page.PageColor(Colors.White);
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page.Size(PageSizes.A4);
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page.Content().Text(" x ").FontSize(11).BackgroundColor(Colors.Red.Lighten3);
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});
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});
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}
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[Test]
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public void DrawingNullTextShouldNotThrowException()
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{
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RenderingTest
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.Create()
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.ProduceImages()
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.ShowResults()
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.RenderDocument(container =>
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{
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container.Page(page =>
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{
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page.Margin(50);
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page.PageColor(Colors.White);
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page.Size(PageSizes.A4);
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page.Content().Column(column =>
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{
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column.Item().Text(null);
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column.Item().Text(text =>
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{
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text.Span(null);
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text.Line(null);
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text.Hyperlink(null, "http://www.questpdf.com");
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text.TotalPages().Format(x => null);
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});
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});
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});
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});
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}
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[Test]
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public void BreakingLongWord()
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{
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RenderingTest
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.Create()
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.ProduceImages()
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.ShowResults()
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.RenderDocument(container =>
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{
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container.Page(page =>
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{
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page.Margin(50);
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page.PageColor(Colors.White);
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page.Size(PageSizes.A4);
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page.Content().Column(column =>
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{
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column.Item().Text(null);
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column.Item().Text(text =>
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{
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text.DefaultTextStyle(x => x.BackgroundColor(Colors.Red.Lighten3).FontSize(24));
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text.Span(" " + Placeholders.LoremIpsum());
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text.Span(" 012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 ").WrapAnywhere();
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});
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});
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});
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});
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}
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[Test]
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public void TextShaping_Unicode()
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{
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RenderingTest
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.Create()
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.PageSize(600, 100)
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.ProduceImages()
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.ShowResults()
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.Render(container =>
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{
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container
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.Padding(35)
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.MinimalBox()
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.Background(Colors.Grey.Lighten2)
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.Text(text =>
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{
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text.DefaultTextStyle(TextStyle.Default.FontSize(20));
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text.Span("Complex Unicode structure: ");
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text.Span("T̶̖̔͆͆̽̔ḩ̷̼̫̐̈́̀͜͝͝ì̶͇̤͓̱̣͇͓͉̎s̵̡̟̹͍̜͉̗̾͛̈̐́͋͂͝͠ͅ ̴̨͙͍͇̭̒͗̀́͝ì̷̡̺͉̼̏̏̉̌͝s̷͍͙̗̰̖͙̈̑̂̔͑͊̌̓̊̇͜ ̶̛̼͚͊̅͘ṭ̷̨̘̣̙̖͉͌̏̂̅͑̄̽̕͝ȅ̶̲̲̙̭͈̬̣͔̝͔̈́͝s̸̢̯̪̫͓̭̮̓̀͆͜ț̸̢͉̞̥̤̏̌̓͝").FontFamily(Fonts.Calibri).FontColor(Colors.Red.Medium);
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text.Span(".");
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});
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});
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}
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[Test]
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public void TextShaping_Arabic()
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{
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RenderingTest
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.Create()
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.PageSize(250, 100)
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||
|
||
.ProduceImages()
|
||
.ShowResults()
|
||
.Render(container =>
|
||
{
|
||
container
|
||
.Padding(25)
|
||
.MinimalBox()
|
||
.Background(Colors.Grey.Lighten2)
|
||
.Text("خوارزمية ترتيب")
|
||
.FontFamily(Fonts.Calibri)
|
||
.FontSize(30);
|
||
});
|
||
}
|
||
|
||
[Test]
|
||
public void FontFallback()
|
||
{
|
||
RenderingTest
|
||
.Create()
|
||
.ProduceImages()
|
||
.ShowResults()
|
||
.RenderDocument(container =>
|
||
{
|
||
container.Page(page =>
|
||
{
|
||
page.Margin(50);
|
||
page.PageColor(Colors.White);
|
||
page.DefaultTextStyle(x => x
|
||
.Fallback(y => y.FontFamily("Segoe UI Emoji")
|
||
.Fallback(y => y.FontFamily("Microsoft YaHei"))));
|
||
|
||
page.Size(PageSizes.A4);
|
||
|
||
page.Content().Text(t =>
|
||
{
|
||
t.Line("This is normal text.");
|
||
t.EmptyLine();
|
||
|
||
t.Line("Following line should use font fallback:");
|
||
t.Line("中文文本");
|
||
t.EmptyLine();
|
||
|
||
t.Line("The following line contains a mix of known and unknown characters.");
|
||
t.Line("Mixed line: This 中文 is 文文 a mixed 本 本 line 本 中文文本!");
|
||
t.EmptyLine();
|
||
|
||
t.Line("Emojis work out of the box because of font fallback: 😊😅🥳👍❤😍👌");
|
||
});
|
||
});
|
||
});
|
||
}
|
||
|
||
[Test]
|
||
public void WordWrappingStability()
|
||
{
|
||
// instruction: check if any characters repeat when performing the word-wrapping algorithm
|
||
|
||
RenderingTest
|
||
.Create()
|
||
.PageSize(PageSizes.A4)
|
||
.ProducePdf()
|
||
.ShowResults()
|
||
.Render(container =>
|
||
{
|
||
var text = "Lorem ipsum dolor sit amet consectetuer";
|
||
|
||
container
|
||
.Padding(20)
|
||
.Column(column =>
|
||
{
|
||
column.Spacing(10);
|
||
|
||
foreach (var width in Enumerable.Range(25, 200))
|
||
{
|
||
column
|
||
.Item()
|
||
.MaxWidth(width)
|
||
.Background(Colors.Grey.Lighten3)
|
||
.Text(text);
|
||
}
|
||
});
|
||
});
|
||
}
|
||
|
||
[Test]
|
||
public void TextDirectionality()
|
||
{
|
||
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");
|
||
}
|
||
});
|
||
});
|
||
}
|
||
}
|
||
} |