Function InflateRect

* \fn void InflateRect (RECT* prc, int cx, int cy) * \brief Increases or decreases the width and height of an rectangle. * * This function increases or decreases the width and height of * the specified rectangle \a prc. This function adds \a cx units * to the left and right ends of the rectangle and \a cy units to the * top and bottom. the \a cx and \a cy are signed values; positive values