VC 怎么对不规则图形填充颜色

VC 如何对不规则图形填充颜色
CRect rectCheck = rectBox;rectCheck.left += 3;rectCheck.top += 3;penLed.DeleteObject();penLed.CreatePen(PS_SOLID, 1, RGB(19, 202, 0));pDC->SelectObject(&penLed);brushLed.DeleteObject();brushLed.CreateSolidBrush(RGB(19, 202, 0));POINT p[] = {{rectCheck.left + 0, rectCheck.top + 2},{rectCheck.left + 2, rectCheck.top + 4},{rectCheck.left + 6, rectCheck.top + 0},{rectCheck.left + 6, rectCheck.top + 2},{rectCheck.left + 2, rectCheck.top + 6},{rectCheck.left + 0, rectCheck.top + 4},{rectCheck.left + 0, rectCheck.top + 2}};pDC->Polygon(p,7);CRgn rg;rg.CreatePolygonRgn(p,7,WINDING);pDC->FillRgn(&rg,&brushLed);

运行结果为一个对号！