private static bool LoadTextTextures(Text text)
{
var success = true;
for (var i = 0; i < text.Content.Length; i++)
{
if (SpriteRendererPanel.TextTextures.ContainsKey(text.GetCharKey(i)))
{
continue;
}
var glyphSlot = FontGlyphs.GetOrSetGlyphMetrics(text, i);
var gdipBitmap = default(Bitmap);
using (var glyph = glyphSlot.GetGlyph())
{
var bitmapGlyph = glyph.ToBitmapGlyph();
var bitmap = bitmapGlyph.Bitmap;
if (bitmap.Rows != 0)
{
var metricRect = new Rectangle(
(bitmap.Width - glyphSlot.Metrics.Width.Round()) / 2,
(bitmap.Rows - glyphSlot.Metrics.Height.Round()) / 2,
glyphSlot.Metrics.Width.Round(),
glyphSlot.Metrics.Height.Round());
gdipBitmap = bitmap.ToGdipBitmap(Color.White).Crop(metricRect);
// TODO: Fix real reason for malformed X
if (text.Content[i] == 'X' && Math.Abs(text.Font.SizeInPoints - 15) < double.Epsilon * 8)
{
var fixedXBitmap = new Bitmap(gdipBitmap, metricRect.Size);
for (int c = 0; c < metricRect.Width; c++)
{
fixedXBitmap.SetPixel(c, metricRect.Height - 1, fixedXBitmap.GetPixel(c, metricRect.Height - 2));
}
gdipBitmap = fixedXBitmap;
}
}
else
{
gdipBitmap = new Bitmap(1, 1);
}
var newTexture = new Texture(gdipBitmap, (SpriteRendererPanel.UsedTextureUnits - 1).ToTextureUnit());
if (newTexture.Loaded)
{
SpriteRendererPanel.TextTextures[text.GetCharKey(i)] = newTexture;
}
success &= newTexture.Loaded;
}
}
return(success);
}
public Size MeasureText(string text, Font font)
{
if (font == null)
{
throw new ArgumentNullException();
}
if (text == string.Empty)
{
return(new Size(0, 0));
}
var renderedText = new Text {
Color = Color.Black, Content = text, Font = font, Position = new Point(0, 0)
};
var glyphMetrics = Enumerable.Range(0, text.Length).Select(i => FontGlyphs.GetOrSetGlyphMetrics(renderedText, i));
return(new Size((int)Math.Round(glyphMetrics.Sum(gm => gm.Metrics.HorizontalAdvance.ToDouble())), (int)Math.Round(glyphMetrics.Max(gm => gm.Metrics.Height.ToDouble()))));
}
