一个可以截取屏幕任意坐标的矩形区域只需要输入 矩形的左上角坐标 和右下角坐标-an interception arbitrary screen coordinates of the rectangular region only need to import rectangular coordinates of the upper left and lower right coordinates-One can intercept screen, the coordinates of an arbitrary rectangular area only need to enter the top left corner of the rectangle coordinates and lower right coordinates-an interception arbitrary screen coordinates of the rectangular region only need to import rectangular coordinates of the upper left and lower right coordinates