void AddExistingOrCreateNewSimpleFontAtlas(
MultiGlyphSizeBitmapAtlasBuilder multisizeFontAtlasBuilder,
RequestFont reqFont,
BitmapFontManager <MemBitmap> bmpFontMx)
{
int fontKey = reqFont.FontKey;
string fontTextureFile = reqFont.Name + "_" + fontKey;
string resolveFontTextureFile = fontTextureFile + ".info";
string fontTextureInfoFile = resolveFontTextureFile;
string fontTextureImgFilename = fontTextureInfoFile + ".png";
_textServices.ResolveTypeface(reqFont); //resolve for 'actual' font
if (PixelFarm.Platforms.StorageService.Provider.DataExists(resolveFontTextureFile) &&
File.Exists(fontTextureImgFilename))
{
multisizeFontAtlasBuilder.AddSimpleAtlasFile(reqFont,
resolveFontTextureFile,
fontTextureImgFilename,
bmpFontMx.TextureKindForNewFont
);
}
else
{
//create a new one
SimpleBitmapAtlas fontAtlas = bmpFontMx.GetFontAtlas(reqFont, out MemBitmap fontBmp);
bmpFontMx.GetFontAtlas(reqFont, out fontBmp);
multisizeFontAtlasBuilder.AddSimpleAtlasFile(reqFont,
resolveFontTextureFile,
fontTextureImgFilename,
bmpFontMx.TextureKindForNewFont);
}
}
private void button1_Click_1(object sender, EventArgs e)
{
PixelFarm.CpuBlit.MemBitmapExtensions.DefaultMemBitmapIO = new PixelFarm.Drawing.WinGdi.GdiBitmapIO();
var storageProvider = new LocalFileStorageProvider("", true);
PixelFarm.Platforms.StorageService.RegisterProvider(storageProvider);
var bmpFontMx = new BitmapFontManager <MemBitmap>(
_textServices,
atlas => atlas.MainBitmap
);
string multiSizeFontAtlasFilename = "tahoma_set1.multisize_fontAtlas";
string totalImgAtlasFilename = "tahoma_set1.multisize_fontAtlas.png";
//in this version, mutlsize font texture must use the same typeface
{
MultiGlyphSizeBitmapAtlasBuilder multiSizeFontAtlasBuilder = new MultiGlyphSizeBitmapAtlasBuilder();
{
bmpFontMx.TextureKindForNewFont = TextureKind.StencilLcdEffect;
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 10), bmpFontMx);
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 11), bmpFontMx);
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 12), bmpFontMx);
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 13), bmpFontMx);
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 14), bmpFontMx);
bmpFontMx.TextureKindForNewFont = TextureKind.Msdf;
AddExistingOrCreateNewSimpleFontAtlas(multiSizeFontAtlasBuilder, new RequestFont("tahoma", 24), bmpFontMx);
}
//-------
multiSizeFontAtlasBuilder.BuildMultiFontSize(multiSizeFontAtlasFilename, totalImgAtlasFilename);
}
{
//test load the font altas back
BitmapAtlasFile atlasFile = new BitmapAtlasFile();
using (FileStream fs = new FileStream(multiSizeFontAtlasFilename, FileMode.Open))
{
atlasFile.Read(fs);
}
}
}
