该支持库定义REGION相关API
复制HRGN句柄
复制窗体绘图区域
::Gdi32.api("CombineRgn", "int(pointer hrg,pointer hrgnSrc1,pointer hrgnSrc12,int mode)");
```
<a id="::CreateRectRgn :"></a>
### ::CreateRectRgn :
```aardio
::Gdi32.api("CreateRectRgn", "pinter(int top,int top,int right,int bottom)");
```
<a id="::CreateRoundRectRgn :"></a>
### ::CreateRoundRectRgn :
```aardio
::Gdi32.api( "CreateRoundRectRgn", "pointer(int, int, int, int, int, int)" );
```
<a id="::GetWindowRgn :"></a>
### ::GetWindowRgn :
```aardio
::User32.api("GetWindowRgn", "int(addr hWnd, pointer hRgn)");
```
<a id="::SetWindowRgn :"></a>
### ::SetWindowRgn :
```aardio
::User32.api("SetWindowRgn", "bool(addr hWnd, pointer hRgn, bool bRedraw)");
```
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