internal static Bitmap RemakeTextureData(TextureInfo info)
{
FontDrawInfo stringInfo = info.Tag as FontDrawInfo;
if (stringInfo == null)
{
return(null);
}
return(GetTextBitmap(stringInfo));
}
internal static Bitmap GetTextBitmap(FontDrawInfo info)
{
Tuple <int, int> fontkey = new Tuple <int, int>(info.FontID, info.FontSize);
if (!FontCache.ContainsKey(fontkey))
{
FontCache.Add(fontkey, new Font(TypefaceCache[info.FontID], info.FontSize));
}
Font font = FontCache[fontkey];
WorkspaceGraphics.Clear(Color.Transparent);
var bounds = WorkspaceGraphics.MeasureString(info.Text, font);
WorkspaceGraphics.DrawString(info.Text, font, Brushes.White, 10, 10);
WorkspaceGraphics.Flush();
Bitmap stringMap = Workspace.Clone(new Rectangle(10, 10, (int)(bounds.Width + 1), (int)(bounds.Height + 1)), PixelFormat.Format32bppArgb);
return(stringMap);
}
public static FontDrawInfo DrawText(int fontID, int size, string text)
{
if (fontID < 0 || fontID >= TypefaceCache.Count)
{
return(null);
}
if (size < MiniumFontSize)
{
size = MiniumFontSize;
}
Tuple <int, int, string> infoId = new Tuple <int, int, string>(fontID, size, text);
if (!StringCache.ContainsKey(infoId))
{
FontDrawInfo info = new FontDrawInfo();
info.FontID = fontID;
info.FontSize = size;
info.Text = text;
Bitmap stringMap = GetTextBitmap(info);
info.CachedTexture = TextureManager.CreateTexture("FONTMAN:" + fontID.ToString() + ":" + size.ToString() + ":" + text, stringMap, TextureInfo.TextureFormats.Text);
info.Size = new Vector2(stringMap.Width, stringMap.Height);
info.CachedTexture.Tag = info;
info.CachedTexture.CacheImageData = false;
info.CachedTexture.GenerateImageData = RemakeTextureData;
StringCache.Add(infoId, info);
return(info);
}
return(StringCache[infoId]);
}