public void TextRenderer_CutsOffTextThatExceedsVerticalLayoutSpace()
{
var content = new TextRendererTestContent(
"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum commodo pretium risus sollicitudin ultricies. " +
"Ut quis arcu suscipit, rutrum libero nec, convallis sem. Morbi rhoncus urna nec turpis bibendum eleifend. In vestibulum " +
"congue feugiat. In pulvinar enim quis diam malesuada, a vestibulum urna bibendum.");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
var width = window.ClientSize.Width / 2;
var height = window.ClientSize.Height / 2;
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, width, height, TextFlags.AlignLeft, TextLayoutOptions.None));
content.SpriteBatch.Begin();
content.SpriteBatch.Draw(content.BlankTexture,
new RectangleF(0, 0, width, height), Color.Red * 0.5f);
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_CutsOffTextThatExceedsVerticalLayoutSpace.png");
}
public void TextRenderer_CorrectlyRendersSubstrings()
{
var content = new TextRendererTestContent("Welcome to |b||c:FFFF0000|Corneria|c||b|");
content.FontPath = "Fonts/SegoeUI";
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, null, null, TextFlags.Standard));
content.SpriteBatch.Begin();
var positionX = 0f;
var positionY = 0f;
positionY = 0f;
for (int i = 0; i < content.Text.Length; i++)
{
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, new Vector2(positionX, positionY), Color.White, 0, i);
positionY += content.TextLayoutResult.ActualHeight;
}
positionX = uv.GetPlatform().Windows.GetPrimary().ClientSize.Width / 3;
positionY = 0f;
for (int i = 0; i < content.Text.Length; i++)
{
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, new Vector2(positionX, positionY), Color.White, i, Int32.MaxValue);
positionY += content.TextLayoutResult.ActualHeight;
}
positionX = 2 * uv.GetPlatform().Windows.GetPrimary().ClientSize.Width / 3;
positionY = 0f;
for (int i = 0; i < content.Text.Length; i++)
{
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, new Vector2(positionX, positionY), Color.White, i, 10);
positionY += content.TextLayoutResult.ActualHeight;
}
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_CorrectlyRendersSubstrings.png");
}
public void TextRenderer_BreaksAtLastBreakingSpace_WithLeftAlignment()
{
var content = new TextRendererTestContent("Hello! This is a |icon:test|test|b|test|b||i|test|i||b||i|test|i||b| of the line breaking algorithm.");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
var width = window.Compositor.Width / 2;
var height = window.Compositor.Height;
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, width, height, TextFlags.AlignLeft, TextLayoutOptions.None));
content.SpriteBatch.Begin();
content.SpriteBatch.Draw(content.BlankTexture,
new RectangleF(0, 0, width, height), Color.Red * 0.5f);
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.End();
});
TheResultingValue(content.TextLayoutResult.TotalLength).ShouldBe("Hello! This is a Xtesttesttesttest of the line breaking algorithm.".Length);
TheResultingValue(content.TextLayoutResult.GetLineInfo(0))
.ShouldHavePosition(0, 0)
.ShouldHaveSize(132, 22)
.ShouldHaveLengthInCommands(2)
.ShouldHaveLengthInGlyphs(17);
TheResultingValue(content.TextLayoutResult.GetLineInfo(1))
.ShouldHavePosition(0, 22)
.ShouldHaveSize(236, 22)
.ShouldHaveLengthInCommands(15)
.ShouldHaveLengthInGlyphs(30);
TheResultingValue(content.TextLayoutResult.GetLineInfo(2))
.ShouldHavePosition(0, 44)
.ShouldHaveSize(166, 22)
.ShouldHaveLengthInCommands(1)
.ShouldHaveLengthInGlyphs(19);
TheResultingImage(result)
.ShouldMatch(@"Resources/Expected/Graphics/Graphics2D/Text/TextRenderer_BreaksAtLastBreakingSpace_WithLeftAlignment.png");
}
public void TextRenderer_CalculatesCorrectGlyphBounds_WhenCommandsAreDisabled()
{
var content = new TextRendererTestContent(
"The |b||icon:test|quick brown fox|b| jumps\nover the |c:ffff0000|lazy dog.|c|\n" +
"The |i|quick|i| brown |i|fox|i|\njumps over the |b||i|lazy dog|i||b|", TextParserOptions.IgnoreCommandCodes);
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, window.ClientSize.Width, window.ClientSize.Height, TextFlags.AlignCenter | TextFlags.AlignMiddle));
content.TextLayoutResult.AcquirePointers();
var glyph0Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 0);
var glyph4Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 4);
var glyph14Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 14);
var glyph26Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 26);
var glyph52Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 52);
var glyph53Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 53);
var glyphLastBounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, content.TextLayoutResult.TotalLength - 1);
content.TextLayoutResult.ReleasePointers();
content.SpriteBatch.Begin();
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.Draw(content.BlankTexture, glyph0Bounds, Color.Red * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph4Bounds, Color.Cyan * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph14Bounds, Color.Lime * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph26Bounds, Color.Blue * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph52Bounds, Color.Yellow * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph53Bounds, Color.Purple * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyphLastBounds, Color.White * 0.5f);
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_CalculatesCorrectGlyphBounds_WhenCommandsAreDisabled.png");
}
public void TextRenderer_CalculatesCorrectLineBounds()
{
var content = new TextRendererTestContent(
"The |b||icon:test|quick brown fox|b| jumps\nover the |c:ffff0000|lazy dog.|c|\n" +
"The |i|quick|i| brown |i|fox|i|\njumps over the |b||i|lazy dog|i||b|");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, window.ClientSize.Width, window.ClientSize.Height, TextFlags.AlignCenter | TextFlags.AlignMiddle));
content.TextLayoutResult.AcquirePointers();
var line0Bounds = content.TextRenderer.GetLineBounds(content.TextLayoutResult, 0);
var line1Bounds = content.TextRenderer.GetLineBounds(content.TextLayoutResult, 1);
var line2Bounds = content.TextRenderer.GetLineBounds(content.TextLayoutResult, 2);
var line3Bounds = content.TextRenderer.GetLineBounds(content.TextLayoutResult, 3);
content.TextLayoutResult.ReleasePointers();
content.SpriteBatch.Begin();
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.Draw(content.BlankTexture, line0Bounds, Color.Red * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, line1Bounds, Color.Lime * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, line2Bounds, Color.Blue * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, line3Bounds, Color.Yellow * 0.5f);
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_CalculatesCorrectLineBounds.png");
}
public void TextRenderer_GetsCorrectGlyphAtPosition_ForPositionOutsideGlyph()
{
var content = new TextRendererTestContent(
"The |b||icon:test|quick brown fox|b| jumps\nover the |c:ffff0000|lazy dog.|c|\n" +
"The |i|quick|i| brown |i|fox|i|\njumps over the |b||i|lazy dog|i||b|");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, window.ClientSize.Width, window.ClientSize.Height, TextFlags.AlignLeft | TextFlags.AlignTop));
content.TextLayoutResult.AcquirePointers();
var lines = new Int32?[5];
var glyphs = new[]
{
content.TextRenderer.GetGlyphAtPosition(content.TextLayoutResult, 169, 32, out lines[0]),
content.TextRenderer.GetGlyphAtPosition(content.TextLayoutResult, 178, 122, out lines[1]),
content.TextRenderer.GetGlyphAtPosition(content.TextLayoutResult, 472, 8, out lines[2]),
content.TextRenderer.GetGlyphAtPosition(content.TextLayoutResult, 114, 203, out lines[3]),
content.TextRenderer.GetGlyphAtPosition(content.TextLayoutResult, 391, 217, out lines[4]),
};
content.TextLayoutResult.ReleasePointers();
TheResultingCollection(glyphs).ShouldBeExactly(null, null, null, null, null);
TheResultingCollection(lines).ShouldBeExactly(1, null, 0, null, null);
content.SpriteBatch.Begin();
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
var colors = new[] { Color.Red, Color.Lime, Color.Blue, Color.Yellow, Color.Purple };
for (int i = 0; i < glyphs.Length; i++)
{
var glyph = glyphs[i];
if (glyph.HasValue)
{
var bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, glyph.Value);
content.SpriteBatch.Draw(content.BlankTexture, bounds, colors[i] * 0.5f);
}
}
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_GetsCorrectGlyphAtPosition_ForPositionOutsideGlyph.png");
}
public void TextRenderer_GetCorrectLineAtPosition_ForPositionOutsideText_Stretch()
{
var content = new TextRendererTestContent(
"The |b||icon:test|quick brown fox|b| jumps\nover the |c:ffff0000|lazy dog.|c|\n" +
"The |i|quick|i| brown |i|fox|i|\njumps over the |b||i|lazy dog|i||b|");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, window.ClientSize.Width, window.ClientSize.Height, TextFlags.AlignLeft | TextFlags.AlignTop));
content.TextLayoutResult.AcquirePointers();
var lines = new[]
{
content.TextRenderer.GetLineAtPosition(content.TextLayoutResult, 350, 8, true),
content.TextRenderer.GetLineAtPosition(content.TextLayoutResult, 350, 33, true),
content.TextRenderer.GetLineAtPosition(content.TextLayoutResult, 350, 55, true),
content.TextRenderer.GetLineAtPosition(content.TextLayoutResult, 350, 77, true),
content.TextRenderer.GetLineAtPosition(content.TextLayoutResult, 350, 200, true),
};
content.TextLayoutResult.ReleasePointers();
content.SpriteBatch.Begin();
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
var colors = new[] { Color.Red, Color.Lime, Color.Blue, Color.Yellow, Color.Purple };
for (int i = 0; i < lines.Length; i++)
{
var line = lines[i];
if (line.HasValue)
{
var bounds = new Rectangle(0, line.Value * content.SpriteFont.Regular.LineSpacing,
window.ClientSize.Width, content.SpriteFont.Regular.LineSpacing);
content.SpriteBatch.Draw(content.BlankTexture, bounds, colors[i] * 0.5f);
}
}
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_GetCorrectLineAtPosition_ForPositionOutsideText_Stretch.png");
}
public void TextRenderer_BreaksVeryLongWordsIntoMultipleLines_WithHyphens()
{
var content = new TextRendererTestContent("Welcome to Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch! Please enjoy your stay.\n\n" +
"This message brought to you by the Llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch tourist board.");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
var width = window.ClientSize.Width / 2;
var height = window.ClientSize.Height;
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, width, height, TextFlags.Standard, TextLayoutOptions.Hyphenate));
content.SpriteBatch.Begin();
content.SpriteBatch.Draw(content.BlankTexture,
new RectangleF(0, 0, width, height), Color.Red * 0.5f);
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.End();
});
TheResultingValue(content.TextLayoutResult.TotalLength).ShouldBe(content.Text.Length);
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_BreaksVeryLongWordsIntoMultipleLines_WithHyphens.png");
}
public void TextRenderer_BreaksOnNonBreakingSpace_WhenNoBreakingSpaceIsAvailable()
{
var content = new TextRendererTestContent("Every\u00A0single\u00A0space\u00A0on\u00A0this\u00A0line\u00A0is\u00A0non-breaking!");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
var width = window.ClientSize.Width / 2;
var height = window.ClientSize.Height;
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, width, height, TextFlags.AlignLeft, TextLayoutOptions.None));
content.SpriteBatch.Begin();
content.SpriteBatch.Draw(content.BlankTexture,
new RectangleF(0, 0, width, height), Color.Red * 0.5f);
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.End();
});
TheResultingValue(content.TextLayoutResult.TotalLength).ShouldBe(content.Text.Length);
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_BreaksOnNonBreakingSpace_WhenNoBreakingSpaceIsAvailable.png");
}
public void TextRenderer_DoesNotBreakOnNonBreakingSpace_WhenBreakingSpaceIsAvailable()
{
var content = new TextRendererTestContent(
"Distance to Moon: 238,900\u00A0mi\n" +
"\n" +
"Distance to Mars: 140\u00A0million\u00A0miles");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
var width = window.ClientSize.Width / 2;
var height = window.ClientSize.Height;
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, width, height, TextFlags.AlignLeft, TextLayoutOptions.None));
content.SpriteBatch.Begin();
content.SpriteBatch.Draw(content.BlankTexture,
new RectangleF(0, 0, width, height), Color.Red * 0.5f);
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources\Expected\Graphics\Graphics2D\Text\TextRenderer_DoesNotBreakOnNonBreakingSpace_WhenBreakingSpaceIsAvailable.png");
}
public void TextRenderer_CalculatesCorrectGlyphBounds()
{
var content = new TextRendererTestContent(
"The |b||icon:test|quick brown fox|b| jumps\nover the |c:ffff0000|lazy dog.|c|\n" +
"The |i|quick|i| brown |i|fox|i|\njumps over the |b||i|lazy dog|i||b|");
var result = GivenAnUltravioletApplication()
.WithContent(content.Load)
.Render(uv =>
{
uv.GetGraphics().Clear(Color.CornflowerBlue);
var window = uv.GetPlatform().Windows.GetPrimary();
content.TextLayoutEngine.CalculateLayout(content.TextParserResult, content.TextLayoutResult,
new TextLayoutSettings(content.SpriteFont, window.Compositor.Width, window.Compositor.Height, TextFlags.AlignCenter | TextFlags.AlignMiddle));
content.TextLayoutResult.AcquirePointers();
var glyph0Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 0);
var glyph4Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 4);
var glyph14Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 14);
var glyph26Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 26);
var glyph27Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 27);
var glyph53Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 53);
var glyph54Bounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, 54);
var glyphLastBounds = content.TextRenderer.GetGlyphBounds(content.TextLayoutResult, content.TextLayoutResult.TotalLength - 1);
content.TextLayoutResult.ReleasePointers();
// Glyph 26 is a line break and therefore invisible, so check it manually
TheResultingValue(glyph26Bounds.X).ShouldBe(369);
TheResultingValue(glyph26Bounds.Y).ShouldBe(136);
TheResultingValue(glyph26Bounds.Width).ShouldBe(0);
TheResultingValue(glyph26Bounds.Height).ShouldBe(22);
content.SpriteBatch.Begin();
content.TextRenderer.Draw(content.SpriteBatch, content.TextLayoutResult, Vector2.Zero, Color.White);
content.SpriteBatch.Draw(content.BlankTexture, glyph0Bounds, Color.Red * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph4Bounds, Color.Cyan * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph14Bounds, Color.Lime * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph26Bounds, Color.Red * 0.5f); // should be invisible
content.SpriteBatch.Draw(content.BlankTexture, glyph27Bounds, Color.Blue * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph53Bounds, Color.Yellow * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyph54Bounds, Color.Purple * 0.5f);
content.SpriteBatch.Draw(content.BlankTexture, glyphLastBounds, Color.White * 0.5f);
content.SpriteBatch.End();
});
TheResultingImage(result)
.ShouldMatch(@"Resources/Expected/Graphics/Graphics2D/Text/TextRenderer_CalculatesCorrectGlyphBounds.png");
}
