public void Complement(Region region)
{
if (region == null)
{
throw new ArgumentNullException(nameof(region));
}
Gdip.CheckStatus(Gdip.GdipCombineRegionRegion(new HandleRef(this, NativeRegion), new HandleRef(region, region.NativeRegion), CombineMode.Complement));
}
public void Exclude(Region region)
{
ArgumentNullException.ThrowIfNull(region);
Gdip.CheckStatus(Gdip.GdipCombineRegionRegion(
new HandleRef(this, NativeRegion),
new HandleRef(region, region.NativeRegion),
CombineMode.Exclude));
}