整合方法
public static FontFamily GetResourceFontFamily(byte[] fontbytes)
{
PrivateFontCollection pfc = new PrivateFontCollection();
IntPtr fontMemPointer = Marshal.AllocCoTaskMem(fontbytes.Length);
Marshal.Copy(fontbytes, 0, fontMemPointer, fontbytes.Length);
pfc.AddMemoryFont(fontMemPointer, fontbytes.Length);
Marshal.FreeCoTaskMem(fontMemPointer);
return pfc.Families[0];
}