/// <summary>
/// Generate font textures for the given glyphs.
/// </summary>
/// <param name="adjustedGlyphs">The enumeration of adjusted glyphs.</param>
/// <param name="textureCount">The maximum texture count.</param>
/// <returns>The generated textures.</returns>
public Bitmap[] GenerateFontTextures(List <AdjustedGlyph> adjustedGlyphs, int textureCount = -1)
{
var fontTextures = new List <Bitmap>(textureCount >= 0 ? textureCount : 0);
var remainingAdjustedGlyphs = adjustedGlyphs;
while (remainingAdjustedGlyphs.Count > 0)
{
// Stop if the texture limit is reached
if (textureCount >= 0 && fontTextures.Count >= textureCount)
{
break;
}
// Create new font texture to draw on.
var fontTexture = new Bitmap(CanvasSize.Width, CanvasSize.Height);
var fontGraphics = Graphics.FromImage(fontTexture);
fontTextures.Add(fontTexture);
// Draw each positioned glyph on the font texture
var handledGlyphs = new List <AdjustedGlyph>(adjustedGlyphs.Count);
foreach (var positionedGlyph in _binPacker.Pack(adjustedGlyphs))
{
DrawGlyph(fontGraphics, positionedGlyph);
handledGlyphs.Add(positionedGlyph.adjustedGlyph);
}
// Remove every handled glyph
remainingAdjustedGlyphs = remainingAdjustedGlyphs.Except(handledGlyphs).ToList();
}
return(fontTextures.ToArray());
}
/// <summary>
/// Generate font textures for the given glyphs.
/// </summary>
/// <param name="adjustedGlyphs">The enumeration of adjusted glyphs.</param>
/// <param name="textureCount">The maximum texture count.</param>
/// <returns>The generated textures.</returns>
public IList <FontTextureInfo> GenerateFontTextures(IList <AdjustedGlyph> adjustedGlyphs, int textureCount = -1)
{
var fontTextures = new List <FontTextureInfo>(textureCount >= 0 ? textureCount : 0);
var remainingAdjustedGlyphs = adjustedGlyphs;
while (remainingAdjustedGlyphs.Count > 0)
{
// Stop if the texture limit is reached
if (textureCount > 0 && fontTextures.Count >= textureCount)
{
break;
}
// Create new font texture to draw on.
var fontTexture = new Bitmap(CanvasSize.Width, CanvasSize.Height);
var fontGraphics = Graphics.FromImage(fontTexture);
// Draw each positioned glyph on the font texture
var handledGlyphs = new List <(AdjustedGlyph, Point)>(remainingAdjustedGlyphs.Count);
foreach (var positionedGlyph in _binPacker.Pack(remainingAdjustedGlyphs))
{
DrawGlyph(fontGraphics, positionedGlyph);
handledGlyphs.Add(positionedGlyph);
}
fontTextures.Add(new FontTextureInfo(fontTexture, handledGlyphs.Select(x => (x.Item1.Glyph, x.Item2)).ToList()));
// Remove every handled glyph
remainingAdjustedGlyphs = remainingAdjustedGlyphs.Except(handledGlyphs.Select(x => x.Item1)).ToList();
}
return(fontTextures);
}
