public bool AqurieGlyph(int charCode, out Glyph glyph, int fontSize, int outlineSize, bool bold)
{
var glyphContext = new GlyphParam {
charCode = charCode, fontSize = fontSize, outlineSize = outlineSize, bold = bold
};
if (!m_glyphs.TryGetValue(glyphContext, out glyph))
{
if (m_fontContext != IntPtr.Zero)
{
var data = FreeTypeFontApi.GetGlyph(m_fontContext, charCode, out glyph.ftGlyph, fontSize, outlineSize, bold);
if (data != IntPtr.Zero)
{
if (m_packer.Alloc(ref glyph))
{
m_packer.UpdateData(data, glyph.ftGlyph);
m_packer.Advance(glyph.ftGlyph);
}
else
{
glyph.ftGlyph.code = 0;
}
}
if (glyph.ftGlyph.code != 0)
{
m_glyphs[glyphContext] = glyph;
}
}
}
return(glyph.ftGlyph.code != 0);
}
unsafe public void UpdateData(IntPtr data, FreeTypeFontApi.FreeTypeGlyph glyph)
{
for (int y = 0; y < glyph.height; y++)
{
byte *srcPtr = (byte *)data.ToPointer();
fixed(byte *dstPtr = m_rawData)
{
int srcIndex = y * glyph.width * glyph.bpp;
int dstIndex = ((m_y + y) * m_canvasSize + m_x) * glyph.bpp;
FreeTypeFontApi.UFT_MemoryCopy((IntPtr)(dstPtr + dstIndex), (IntPtr)(srcPtr + srcIndex), glyph.width * glyph.bpp);
}
}
if (m_texureUpdated != null)
{
m_texureUpdated();
}
}
public void Dispose()
{
FreeTypeFontApi.DeleteFontContext(m_fontContext);
m_fontContext = IntPtr.Zero;
}
public FreeTypeFontAtlas(byte[] bytes)
{
m_fontContext = FreeTypeFontApi.CreateFontContext(bytes);
Init();
}
public FreeTypeFontAtlas(string path)
{
m_fontContext = FreeTypeFontApi.CreateFontContext(path);
Init();
}
