private static Font GetFont(byte[] fontData, float emSize, FontStyle fontStyle, GraphicsUnit graphicsUnit, byte gdiCharSet, bool gdiVerticalFont)
{
IntPtr unsafeMemoryBlock = Marshal.AllocCoTaskMem(fontData.Length);
Marshal.Copy(fontData, 0, unsafeMemoryBlock, fontData.Length);
uint pcFont = 0;
Gdi32.AddFontMemResourceEx(unsafeMemoryBlock, (uint)fontData.Length, IntPtr.Zero, ref pcFont);
PrivateFontCollection privateFonts = new PrivateFontCollection();
privateFonts.AddMemoryFont(unsafeMemoryBlock, fontData.Length);
Font font = new Font(privateFonts.Families[0], emSize, fontStyle, graphicsUnit, gdiCharSet, gdiVerticalFont);
privateFonts.Dispose();
Marshal.FreeCoTaskMem(unsafeMemoryBlock);
return(font);
}