Rectangle Object
xnumber -The x coordinate of the origin of the rectangle (must be an integer).矩形原点的x坐标(必须是整数)。ynumber -The y coordinate of the origin of the rectangle (must be an integer).矩形原点的y坐标(必须是整数)。widthnumber -The width of the rectangle (must be an integer).矩形的宽度(必须是一个整数)。heightnumber -The height of the rectangle (must be an integer).矩形的高度(必须是一个整数)。