public static extern IntPtr SelectObject(
HDC hdc,
IntPtr h
);
public static extern BOOL DeleteDC(
HDC hdc
);
public static extern HDC CreateCompatibleDC(
HDC hdc
);
public static extern HBITMAP CreateCompatibleBitmap(
HDC hdc,
int cx,
int cy
);
public static extern int ReleaseDC(
HWND hWnd,
HDC hDC
);