/// <summary>
/// Function to create a GDI+ linear gradient brush from a gorgon linear gradient font brush.
/// </summary>
/// <param name="region">The region to paint.</param>
/// <param name="brush">Brush to convert.</param>
/// <returns>The GDI+ brush.</returns>
internal static Brush CreateLinearGradBrush(Rectangle region, GorgonGlyphBrush brush)
{
var linearBrush = (GorgonGlyphLinearGradientBrush)brush;
var result = new LinearGradientBrush(region, linearBrush.StartColor, linearBrush.EndColor, linearBrush.Angle, linearBrush.ScaleAngle)
{
GammaCorrection = linearBrush.GammaCorrection
};
if (linearBrush.Interpolation.Count == 0)
{
return(result);
}
var interpColors = new ColorBlend(linearBrush.Interpolation.Count.Max(1));
for (int i = 0; i < linearBrush.Interpolation.Count; i++)
{
interpColors.Colors[i] = linearBrush.Interpolation[i].Color;
interpColors.Positions[i] = linearBrush.Interpolation[i].Weight;
}
result.InterpolationColors = interpColors;
return(result);
}
/// <summary>
/// Function to generate the Gorgon bitmap fonts.
/// </summary>
/// <param name="fontFamilies">The list of TrueType font families to use.</param>
/// <param name="window">The window that contains the loading message.</param>
private static void GenerateGorgonFonts(IReadOnlyList <Drawing.FontFamily> fontFamilies, FormMain window)
{
// Pick a font to use with outlines.
int fontWithOutlineIndex = GorgonRandom.RandomInt32(1, 5);
_glowIndex = GorgonRandom.RandomInt32(fontWithOutlineIndex + 1, fontWithOutlineIndex + 5);
int fontWithGradient = GorgonRandom.RandomInt32(_glowIndex + 1, _glowIndex + 5);
int fontWithTexture = GorgonRandom.RandomInt32(fontWithGradient + 1, fontWithGradient + 5).Min(_fontFamilies.Count - 1);
var pngCodec = new GorgonCodecPng();
using (IGorgonImage texture = pngCodec.LoadFromFile(Path.Combine(GorgonExample.GetResourcePath(@"Textures\Fonts\").FullName, "Gradient.png")))
{
for (int i = 0; i < _fontFamilies.Count; ++i)
{
string fontFamily = _fontFamilies[i];
// Use this to determine if the font is avaiable.
if (fontFamilies.All(item => !string.Equals(item.Name, fontFamily, StringComparison.InvariantCultureIgnoreCase)))
{
// Can't locate this one, move on...
continue;
}
bool isExternal =
Drawing.FontFamily.Families.All(item => !string.Equals(item.Name, fontFamily, StringComparison.InvariantCultureIgnoreCase));
string fontName;
int outlineSize = 0;
GorgonColor outlineColor1 = GorgonColor.BlackTransparent;
GorgonColor outlineColor2 = GorgonColor.BlackTransparent;
GorgonGlyphBrush brush = null;
if (i == fontWithOutlineIndex)
{
fontName = $"{fontFamily} 32px Outlined{(isExternal ? " External TTF" : string.Empty)}";
outlineColor1 = GorgonColor.Black;
outlineColor2 = GorgonColor.Black;
outlineSize = 3;
}
else if (i == _glowIndex)
{
fontName = $"{fontFamily} 32px Outline as Glow{(isExternal ? " External TTF" : string.Empty)}";
outlineColor1 = new GorgonColor(GorgonColor.YellowPure, 1.0f);
outlineColor2 = new GorgonColor(GorgonColor.DarkRed, 0.0f);
outlineSize = 16;
}
else if (i == fontWithGradient)
{
fontName = $"{fontFamily} 32px Gradient{(isExternal ? " External TTF" : string.Empty)}";
brush = new GorgonGlyphLinearGradientBrush
{
StartColor = GorgonColor.White,
EndColor = GorgonColor.Black,
Angle = 45.0f
};
}
else if (i == fontWithTexture)
{
fontName = $"{fontFamily} 32px Textured{(isExternal ? " External TTF" : string.Empty)}";
brush = new GorgonGlyphTextureBrush(texture);
}
else
{
fontName = $"{fontFamily} 32px{(isExternal ? " External TTF" : string.Empty)}";
}
window.UpdateStatus($"Generating Font: {fontFamily}".Ellipses(50));
var fontInfo = new GorgonFontInfo(fontFamily,
30.25f,
name:
fontName)
{
AntiAliasingMode = FontAntiAliasMode.AntiAlias,
OutlineSize = outlineSize,
OutlineColor1 = outlineColor1,
OutlineColor2 = outlineColor2,
UsePremultipliedTextures = false,
Brush = brush
};
_font.Add(_fontFactory.GetFont(fontInfo));
// Texture brushes have to be disposed when we're done with them.
var disposableBrush = brush as IDisposable;
disposableBrush?.Dispose();
}
}
}
/// <summary>
/// Edits the specified object's value using the editor style indicated by the <see cref="M:System.Drawing.Design.UITypeEditor.GetEditStyle"/> method.
/// </summary>
/// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext"/> that can be used to gain additional context information.</param>
/// <param name="provider">An <see cref="T:System.IServiceProvider"/> that this editor can use to obtain services.</param>
/// <param name="value">The object to edit.</param>
/// <returns>
/// The new value of the object. If the value of the object has not changed, this should return the same object it was passed.
/// </returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
var descriptor = (ContentTypeDescriptor)context.Instance;
var document = (GorgonFontContent)descriptor.Content;
FormBrushEditor brushEditor = null;
try
{
EditorFile textureBrushFile = null;
if (document.Brush.BrushType == GlyphBrushType.Texture)
{
Dependency dependency = document.Dependencies.SingleOrDefault(item => string.Equals(item.Type, GorgonFontContent.TextureBrushTextureType));
if (dependency != null)
{
textureBrushFile = dependency.EditorFile;
}
}
brushEditor = new FormBrushEditor(document)
{
BrushType = document.Brush.BrushType
};
switch (document.Brush.BrushType)
{
case GlyphBrushType.Texture:
brushEditor.TextureBrush = (GorgonGlyphTextureBrush)document.Brush;
brushEditor.TextureBrushFile = textureBrushFile;
break;
case GlyphBrushType.Hatched:
brushEditor.PatternBrush = (GorgonGlyphHatchBrush)document.Brush;
break;
case GlyphBrushType.LinearGradient:
brushEditor.GradientBrush = (GorgonGlyphLinearGradientBrush)document.Brush;
break;
case GlyphBrushType.Solid:
brushEditor.SolidBrush = (GorgonGlyphSolidBrush)document.Brush;
break;
}
GorgonGlyphBrush brush = document.Brush;
if (brushEditor.ShowDialog() != DialogResult.OK)
{
return(brush);
}
// Destroy the previous brush.
if (brush.BrushType == GlyphBrushType.Texture)
{
var textureBrush = (GorgonGlyphTextureBrush)document.Brush;
if ((brushEditor.BrushType != GlyphBrushType.Texture) &&
(textureBrush.Texture != null))
{
textureBrush.Texture.Dispose();
}
// Remove the old texture brush dependency (if it existed).
if (textureBrushFile != null)
{
if (document.Dependencies.Contains(textureBrushFile, GorgonFontContent.TextureBrushTextureType))
{
document.Dependencies.Remove(textureBrushFile, GorgonFontContent.TextureBrushTextureType);
}
}
}
switch (brushEditor.BrushType)
{
case GlyphBrushType.Texture:
brush = brushEditor.TextureBrush;
// Add the updated texture brush dependency path.
if (textureBrushFile != null)
{
document.Dependencies[brushEditor.TextureBrushFile, GorgonFontContent.TextureBrushTextureType] = new Dependency(brushEditor.TextureBrushFile,
GorgonFontContent.TextureBrushTextureType);
}
break;
case GlyphBrushType.Solid:
brush = brushEditor.SolidBrush;
break;
case GlyphBrushType.LinearGradient:
brush = brushEditor.GradientBrush;
break;
case GlyphBrushType.Hatched:
brush = brushEditor.PatternBrush;
break;
}
return(brush);
}
finally
{
if (brushEditor != null)
{
brushEditor.Dispose();
}
}
}
