在HDevelop中
dev_open_window(10,10,500,500,'black',WindowHandle) draw_point (WindowHandle, Row, Column) *手绘一个点 gen_region_points (Region, Row, Column) *创建点区域
在QtCreator中
HObject ho_Region;
HTuple hv_WindowHandle, hv_Row, hv_Column;
SetWindowAttr("background_color","black"); OpenWindow(10,10,500,500,0,"visible","",&hv_WindowHandle); HDevWindowStack::Push(hv_WindowHandle); DrawPoint(hv_WindowHandle, &hv_Row, &hv_Column); //手绘一个点 GenRegionPoints(&ho_Region, hv_Row, hv_Column); //创建点区域