void Draw([MarshalAs(UnmanagedType.U4)] int dwDrawAspect, int lindex, IntPtr pvAspect, DVTARGETDEVICE ptd, IntPtr hdcTargetDev, IntPtr hdcDraw, COMRECT lprcBounds, COMRECT lprcWBounds, IntPtr pfnContinue, int dwContinue);

public class COMRECT

    public COMRECT()

    public COMRECT(int left, int top, int right, int bottom)

Structure COMRECT