public class BlendMode
{
public const int CLEAR = 0;
public const int SRC = 1;
BlendMode(int mode)
}
public static implicit operator BlendMode(int mode) => new BlendMode(mode);
public static object blendModeToPorterDuffMode(BlendMode mode)
if (mode != null)
switch (mode)
case CLEAR:
return null;
default:
else