一个计算图片宽度高度的工具，通过输入图片的大小，计算各种可能的图像宽高，并打印出来。-A calculation of the height of the pictures width tools, through the input the picture size, the calculation of possible image wider high, and print them out.

实现了文本、图片打印。可设置页面大小，设置横向打印、多页打印-Text, picture printing. You can set the page size, set the landscape printing, multi-page printing