public override Region CreateIntersect(Region another)
{
CpuBlitRegion rgnB = another as CpuBlitRegion;
if (rgnB == null)
{
return(null);
}
//
switch (rgnB.Kind)
{
default: throw new System.NotSupportedException();
case CpuBlitRegionKind.BitmapBasedRegion:
return(CreateNewRegion((BitmapBasedRegion)rgnB, SetOperationName.Intersect));
case CpuBlitRegionKind.MixedRegion:
break;
case CpuBlitRegionKind.VxsRegion:
//TODO: review complement
break;
}
return(null);
}
public override Region CreateComplement(Region another)
{
CpuBlitRegion rgnB = another as CpuBlitRegion;
if (rgnB == null)
{
return(null);
}
//
//
switch (rgnB.Kind)
{
default: throw new System.NotSupportedException();
case CpuBlitRegionKind.BitmapBasedRegion:
{
//TODO: review here
BitmapBasedRegion bmpRgn = (BitmapBasedRegion)rgnB;
}
break;
case CpuBlitRegionKind.MixedRegion:
break;
case CpuBlitRegionKind.VxsRegion:
//TODO: review complement
break;
}
return(null);
}
public override Region CreateXor(Region another)
{
CpuBlitRegion rgnB = another as CpuBlitRegion;
if (rgnB == null)
{
return(null);
}
switch (rgnB.Kind)
{
default: throw new System.NotSupportedException();
case CpuBlitRegionKind.BitmapBasedRegion:
//another is bitmap-based rgn
//we need to create bitmap presentation of this vxs rgn
//and then send this bitmap to operate with another rgn
break;
case CpuBlitRegionKind.MixedRegion:
break;
case CpuBlitRegionKind.VxsRegion:
return(new VxsRegion(VxsClipper.CombinePaths(_vxs, ((VxsRegion)another)._vxs, VxsClipperType.Xor, false, null)));
}
return(null);
}
public override Region CreateXor(Region another)
{
CpuBlitRegion rgnB = another as CpuBlitRegion;
if (rgnB == null)
{
return(null);
}
//
return(null);
}
public override Region CreateExclude(Region another)
{
CpuBlitRegion rgnB = another as CpuBlitRegion;
if (rgnB == null)
{
return(null);
}
switch (rgnB.Kind)
{
default: throw new System.NotSupportedException();
case CpuBlitRegionKind.BitmapBasedRegion:
break;
case CpuBlitRegionKind.MixedRegion:
break;
case CpuBlitRegionKind.VxsRegion:
return(new VxsRegion(VxsClipper.CombinePaths(_vxs, ((VxsRegion)another)._vxs, VxsClipperType.Difference, false, null)));
}
return(null);
}
