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UnionRect

MFC-UnionRect获得两个矩形的并集部分

HDC hdc = ::GetDC(m_hWnd); RECT rect = { 10,10,100,100 }; RECT rect1 = {50,50,150,150}; RECT rect2; HBRUSH hbr; hbr = CreateSolidBrush(RGB(0, 0, 255)) ......
集部 矩形 MFC-UnionRect UnionRect 两个
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