Ejemplos de RRegion::SubRegion en C++ (Cpp)

Ejemplo n.º 1

Archivo: t_regn.cpp Proyecto: kuailexs/symbiandump-os1

void TestRRegion::TestSubRect()
	{
	TRect rect1(-rect[0].iBr.iX,-rect[0].iBr.iY,rect[0].iBr.iX,rect[0].iBr.iY);
	RRegion rgn;
	RRegion subRgn;
	RRegion rgn2;
	TInt index;

	if (!rect[0].IsEmpty())
		{
		rgn.AddRect(rect1);
		for(index=0;index<4;index++)
			rgn.SubRect(rect[index],&subRgn);
		if (rect[0].iTl.iX==0)	// Special case region, all rects join in the middle
			{
			test(rgn.Count()==0);
			test(subRgn.Count()==4);
			}
		else
			{
			test(rgn.Count()==3);
			test(subRgn.Count()==4);
			test(rgn.BoundingRect()==subRgn.BoundingRect());
			rgn.SubRect(xrect);
			test(rgn.Count()==4);
			rgn2.Copy(rgn);
			subRgn.Clear();
			rgn.SubRect(rgn.BoundingRect(),&subRgn);
			test(rgn.Count()==0);
			rgn2.SubRegion(subRgn,&rgn);
			test(rgn2.Count()==0);
			subRgn.SubRegion(rgn);
			test(subRgn.Count()==0);
			}
		}
	rgn.Close();
	rgn2.Close();
	subRgn.Close();
	}