在HDevelop中

dev_update_off()
dev_open_window(10,10,500,500,'black',WindowHandle)

draw_xld (ContOut, WindowHandle, 'true', 'true', 'true', 'true')
*手繪輪廓
gen_region_contour_xld (ContOut, Region, 'filled')
*輪廓轉化成區域
*引數1：輪廓
*引數2：區域
*引數3：區域的填充模式
*      'filled'
*      'margin'

dev_display (ContOut)

dev_open_window(
 
10,100,500,500,'black',WindowHandle1)
dev_display (Region)

在QtCreator中

  HObject  ho_ContOut, ho_Region;
  HTuple  hv_WindowHandle, hv_WindowHandle1;

  SetWindowAttr("background_color","black");
  OpenWindow(10,10,500,500,0,"visible","",&hv_WindowHandle);
  HDevWindowStack::Push(hv_WindowHandle);

  DrawXld(
 
&ho_ContOut, hv_WindowHandle, "true", "true", "true", "true");
  //手繪輪廓
  GenRegionContourXld(ho_ContOut, &ho_Region, "filled");
  //輪廓轉化成區域
  //引數1：輪廓
  //引數2：區域
  //引數3：區域的填充模式
  //     'filled'
  //     'margin'

  if (HDevWindowStack::IsOpen())
    DispObj(ho_ContOut, HDevWindowStack::GetActive());

  SetWindowAttr(
 
"background_color","black");
  OpenWindow(10,100,500,500,0,"visible","",&hv_WindowHandle1);
  HDevWindowStack::Push(hv_WindowHandle1);
  if (HDevWindowStack::IsOpen())
    DispObj(ho_Region, HDevWindowStack::GetActive());