程序执行后，产生一个加载很多奇妙图形的面板，用户可以通过按钮来选择要查看的图形，也可以通过选择框直接选择要查看的图形。图形的显示分成两种风格，左侧显示图形的全貌，右侧只显示图形的轮廓。-Program execution, produce a loading many wonderful graphic panel, the user can through the button to choose to view graphics, also can through the selection box directly choose to view graphics. Graphic display is divided into two kinds of style, the left shows the outline of the figure, the right show only the outline of the figuretrack will follow the direction of rotation changes.