实现页面设置公用对话框和打印公用对话框，修改各种设置与参数。设置逻辑映射模式，绘图输出到屏幕和打印机。打印绘制多页图形和页眉与页脚-Implement the Page Setup dialog box and the Print common dialog utility, modify various settings and parameters. Set logical mapping mode, drawing to the screen and printer. Print mult