public void IndentTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textSource = new LoggingTextSource(log);
textSource.AddContents("test test2");
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
textParagraphProperties.alwaysCollapsible = true;
textParagraphProperties.indent = 20;
log.Clear();
var line = formatter.FormatLine(textSource, 0, 530.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(5, line.Length, "line.Length");
Assert.AreEqual(0, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(67894 / 300.0, line.Width, 0.000000001, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(78563 / 300.0, line.WidthIncludingTrailingWhitespace, 0.000000001, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 5 },
new TextRun[] { textSource.contents[0] },
line);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
AssertCharacterHit(line, 25.0, 0, 0);
}
}
public void OverflowTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textSource = new LoggingTextSource(log);
textSource.AddContents("test test");
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
textParagraphProperties.alwaysCollapsible = true;
textParagraphProperties.textWrapping = TextWrapping.NoWrap;
log.Clear();
var line = formatter.FormatLine(textSource, 0, 256.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(10, line.Length, "line.Length");
Assert.AreEqual(1, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(448.19, line.Width, 0.000000001, "line.Width");
Assert.IsTrue(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(448.19, line.WidthIncludingTrailingWhitespace, 0.000000001, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 9, 1 },
new TextRun[] { textSource.contents[0], new TextEndOfLine(1) },
line);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
}
}
public void SingleWordTahomaTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textProps = new LoggingTextRunProperties(log, "Tahoma");
textProps.typeface = new Typeface("Tahoma");
var textSource = new LoggingTextSource(log);
textSource.AddContents("test", textProps);
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
log.Clear();
var line = formatter.FormatLine(textSource, 0, 256.0, textParagraphProperties, null);
Assert.AreEqual(154.5, line.Height, "line.Height");
Assert.AreEqual(5, line.Length, "line.Length");
Assert.AreEqual(1, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(128.06 + 0.01 / 3.0, line.Baseline, "line.Baseline");
Assert.AreEqual(210.12 + 0.02 / 3.0, line.Width, 0.000000001, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(210.12 + 0.02 / 3.0, line.WidthIncludingTrailingWhitespace, 0.000000001, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 4, 1 },
new TextRun[] { textSource.contents[0], new TextEndOfLine(1) },
line);
Assert.AreEqual(new string[] {
"DefaultTextRunProperties",
"DefaultTextRunProperties.Typeface",
"DefaultTextRunProperties.FontRenderingEmSize",
"Indent",
"LineHeight",
"FlowDirection",
"AlwaysCollapsible",
"TextAlignment",
"FirstLineInParagraph",
"TextMarkerProperties",
"TextWrapping",
"GetTextRun(0)",
"Tahoma.FontRenderingEmSize",
"Tahoma.CultureInfo",
"Tahoma.Typeface",
"Tahoma.TextEffects",
"Tahoma.TextDecorations",
"GetTextRun(4)",
}, log);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
}
}
public void EmptyLineTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textSource = new LoggingTextSource(log);
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
Assert.AreEqual(2355 / 2048.0, textParagraphProperties.DefaultTextRunProperties.Typeface.FontFamily.LineSpacing);
log.Clear();
var line = formatter.FormatLine(textSource, 0, 256.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(1, line.Length, "line.Length");
Assert.AreEqual(1, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(0, line.Width, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(0, line.WidthIncludingTrailingWhitespace, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 1 },
new TextRun[] { new TextEndOfLine(1) },
line);
Assert.AreEqual(new string[] {
"DefaultTextRunProperties",
"DefaultTextRunProperties.Typeface",
"DefaultTextRunProperties.FontRenderingEmSize",
"Indent",
"LineHeight",
"FlowDirection",
"AlwaysCollapsible",
"TextAlignment",
"FirstLineInParagraph",
"TextMarkerProperties",
"TextWrapping",
"GetTextRun(0)",
}, log);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
}
}
public void EmptyLineCollapsibleTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textSource = new LoggingTextSource(log);
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
textParagraphProperties.alwaysCollapsible = true;
Assert.AreEqual(2355 / 2048.0, textParagraphProperties.DefaultTextRunProperties.Typeface.FontFamily.LineSpacing);
log.Clear();
var line = formatter.FormatLine(textSource, 0, 256.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(1, line.Length, "line.Length");
Assert.AreEqual(1, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(0, line.Width, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(0, line.WidthIncludingTrailingWhitespace, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 1 },
new TextRun[] { new TextEndOfLine(1) },
line);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
var glyphRuns = new List <IndexedGlyphRun>(line.GetIndexedGlyphRuns());
Assert.AreEqual(0, glyphRuns.Count);
AssertCharacterHit(line, -1.0, 0, 0);
AssertCharacterHit(line, 0.0, 0, 0);
AssertCharacterHit(line, 1.0, 0, 0);
var tb = line.GetTextBounds(0, 1);
Assert.AreEqual(1, tb.Count, "TextBounds.Count");
Assert.AreEqual(FlowDirection.LeftToRight, tb[0].FlowDirection, "TextBounds.FlowDirection");
Assert.AreEqual(new Rect(0, 0, 0, 44156 / 300.0), tb[0].Rectangle, "TextBounds.Rectangle");
Assert.IsNull(tb[0].TextRunBounds, "TextBounds.TextRunBounds");
AssertCharacterHit(0, 0, line.GetPreviousCaretCharacterHit(new CharacterHit(0, 0)), "previous 0,0");
AssertCharacterHit(0, 0, line.GetNextCaretCharacterHit(new CharacterHit(0, 0)), "next 0,0");
}
}
public void WrapTest()
{
using (var formatter = TextFormatter.Create())
{
List <string> log = new List <string> ();
var textSource = new LoggingTextSource(log);
textSource.AddContents("test test2");
textSource.AddContents(new TextEndOfLine(1));
var textParagraphProperties = new LoggingTextParagraphProperties(log);
textParagraphProperties.alwaysCollapsible = true;
log.Clear();
var line = formatter.FormatLine(textSource, 0, 256.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(5, line.Length, "line.Length");
Assert.AreEqual(0, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(206.31 + 0.01 / 3.0, line.Width, 0.000000001, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(241.87 + 0.02 / 3.0, line.WidthIncludingTrailingWhitespace, 0.000000001, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 5 },
new TextRun[] { textSource.contents[0] },
line);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
var glyphRuns = new List <IndexedGlyphRun>(line.GetIndexedGlyphRuns());
Assert.AreEqual(1, glyphRuns.Count, "glyphRuns.Count");
var glyphRun = glyphRuns[0];
Assert.AreEqual(0, glyphRun.TextSourceCharacterIndex, "TextSourceCharacterIndex");
Assert.AreEqual(5, glyphRun.TextSourceLength, "TextSourceLength");
Assert.AreEqual(0, glyphRun.GlyphRun.BidiLevel, "BidiLevel");
Assert.AreEqual(false, glyphRun.GlyphRun.IsSideways, "IsSideways");
Assert.AreEqual(128.0, glyphRun.GlyphRun.FontRenderingEmSize, "FontRenderingEmSize");
Assert.AreEqual(1.0, glyphRun.GlyphRun.PixelsPerDip, "PixelsPerDip");
Assert.AreEqual(5, glyphRun.GlyphRun.GlyphIndices.Count, "GlyphIndices");
Assert.AreEqual(0, glyphRun.GlyphRun.BaselineOrigin.X, "BaselineOrigin.X");
Assert.AreEqual(0, glyphRun.GlyphRun.BaselineOrigin.Y, "BaselineOrigin.Y");
Assert.AreEqual(new double[] { 10669 / 300.0, 21356 / 300.0, 19200 / 300.0, 10669 / 300.0, 10669 / 300.0 }, glyphRun.GlyphRun.AdvanceWidths, "AdvanceWidths");
Assert.AreEqual(new char[] { 't', 'e', 's', 't', ' ' }, glyphRun.GlyphRun.Characters, "Characters");
Assert.IsNull(glyphRun.GlyphRun.DeviceFontName, "DeviceFontName");
Assert.AreEqual(new ushort[] { 0, 1, 2, 3, 4 }, glyphRun.GlyphRun.ClusterMap, "ClusterMap");
Assert.IsNull(glyphRun.GlyphRun.CaretStops, "CaretStops");
AssertCharacterHit(line, -1.0, 0, 0);
AssertCharacterHit(line, 0.0, 0, 0);
AssertCharacterHit(line, 0.1, 0, 0);
AssertCharacterHit(line, 25.0, 0, 1);
AssertCharacterHit(line, -1.0, 0, 0);
AssertCharacterHit(line, 0.0, 0, 0);
AssertCharacterHit(line, 0.1, 0, 0);
AssertCharacterHit(line, 25.0, 0, 1);
AssertCharacterHit(line, 50.0, 1, 0);
AssertCharacterHit(line, 206.30, 3, 1);
AssertCharacterHit(line, 206.32, 4, 0);
AssertCharacterHit(line, 226.32, 4, 1);
AssertCharacterHit(line, 241.86, 4, 1);
AssertCharacterHit(line, 243.0, 4, 1);
AssertCharacterHit(line, 1000.0, 4, 1);
var tb = line.GetTextBounds(1, 2);
Assert.AreEqual(1, tb.Count, "TextBounds.Count");
Assert.AreEqual(FlowDirection.LeftToRight, tb[0].FlowDirection, "TextBounds.FlowDirection");
Assert.AreEqual(new Rect(10669 / 300.0, 0, 40556 / 300.0, 44156 / 300.0), tb[0].Rectangle, "TextBounds.Rectangle");
Assert.AreEqual(1, tb[0].TextRunBounds.Count, "TextBounds.TextRunBounds.Count");
Assert.AreEqual(2, tb[0].TextRunBounds[0].Length, "TextRunBounds.Length");
Assert.AreEqual(new Rect(10669 / 300.0, 0, 40556 / 300.0, 44156 / 300.0), tb[0].TextRunBounds[0].Rectangle, "TextRunBounds.Rectangle");
// We get the text run containing the characters, not the one starting at the specified index
AssertTextRun(textSource.contents[0], tb[0].TextRunBounds[0].TextRun, "TextRunBounds.TextRun");
Assert.AreEqual(1, tb[0].TextRunBounds[0].TextSourceCharacterIndex, "TextRunBounds.TextSourceCharacterIndex");
tb = line.GetTextBounds(0, 6);
Assert.AreEqual(1, tb.Count, "TextBounds2.Count");
Assert.AreEqual(FlowDirection.LeftToRight, tb[0].FlowDirection, "TextBounds2.FlowDirection");
Assert.AreEqual(0, tb[0].Rectangle.X, "TextBounds2.Rectangle.X");
Assert.AreEqual(0, tb[0].Rectangle.Y, "TextBounds2.Rectangle.Y");
Assert.AreEqual(72563 / 300.0, tb[0].Rectangle.Width, 0.000000001, "TextBounds2.Rectangle.Width");
Assert.AreEqual(44156 / 300.0, tb[0].Rectangle.Height, 0.000000001, "TextBounds2.Rectangle.Height");
Assert.AreEqual(1, tb[0].TextRunBounds.Count, "TextBounds2.TextRunBounds.Count");
Assert.AreEqual(5, tb[0].TextRunBounds[0].Length, "TextBounds2.TextRunBounds.Length");
Assert.AreEqual(0, tb[0].TextRunBounds[0].Rectangle.X, "TextRunBounds2.Rectangle.X");
Assert.AreEqual(0, tb[0].TextRunBounds[0].Rectangle.Y, "TextRunBounds2.Rectangle.Y");
Assert.AreEqual(72563 / 300.0, tb[0].TextRunBounds[0].Rectangle.Width, 0.000000001, "TextRunBounds2.Rectangle.Width");
Assert.AreEqual(44156 / 300.0, tb[0].TextRunBounds[0].Rectangle.Height, 0.000000001, "TextRunBounds2.Rectangle.Height");
AssertTextRun(textSource.contents[0], tb[0].TextRunBounds[0].TextRun, "TextRunBounds2.TextRun");
Assert.AreEqual(0, tb[0].TextRunBounds[0].TextSourceCharacterIndex, "TextRunBounds2.TextSourceCharacterIndex");
AssertCharacterHit(0, 0, line.GetPreviousCaretCharacterHit(new CharacterHit(0, 0)), "previous 0,0");
AssertCharacterHit(0, 0, line.GetPreviousCaretCharacterHit(new CharacterHit(0, 1)), "previous 0,1");
AssertCharacterHit(0, 0, line.GetPreviousCaretCharacterHit(new CharacterHit(1, 0)), "previous 1,0");
AssertCharacterHit(1, 0, line.GetPreviousCaretCharacterHit(new CharacterHit(1, 1)), "previous 1,1");
AssertCharacterHit(0, 1, line.GetNextCaretCharacterHit(new CharacterHit(0, 0)), "next 0,0");
AssertCharacterHit(1, 1, line.GetNextCaretCharacterHit(new CharacterHit(0, 1)), "next 0,1");
AssertCharacterHit(1, 1, line.GetNextCaretCharacterHit(new CharacterHit(1, 0)), "next 1,0");
AssertCharacterHit(2, 1, line.GetNextCaretCharacterHit(new CharacterHit(1, 1)), "next 1,1");
AssertCharacterHit(4, 1, line.GetNextCaretCharacterHit(new CharacterHit(4, 1)), "next 4,1");
line = formatter.FormatLine(textSource, 5, 300.0, textParagraphProperties, null);
Assert.AreEqual(147.18 + 0.02 / 3.0, line.Height, "line.Height");
Assert.AreEqual(6, line.Length, "line.Length");
Assert.AreEqual(1, line.NewlineLength, "line.NewlineLength");
Assert.AreEqual(117.97, line.Baseline, 0.000000001, "line.Baseline");
Assert.AreEqual(277.5, line.Width, 0.000000001, "line.Width");
Assert.IsFalse(line.HasOverflowed, "line.HasOverflowed");
Assert.AreEqual(277.5, line.WidthIncludingTrailingWhitespace, 0.000000001, "line.WidthIncludingTrailingWhitespace");
AssertTextRunSpans(
new int[] { 5, 1 },
new TextRun[] { textSource.contents[5], new TextEndOfLine(1) },
line);
Assert.IsNull(line.GetTextLineBreak(), "GetTextLineBreak");
Assert.AreEqual(0, line.Start, "line.Start");
}
}