实现了一个Graphicview窗口，用户可以向其中添加一些预定义了的图形（可以设置图形的填充颜色），text（可以设置字体和颜色等）等。另外这些图形可以随着用户鼠标的移动而移动。-Graphicview implements a window, the user can add some pre-defined one of the graphics (you can set the fill color graphics), text (can set the fonts and colors, etc.). With the addition of these graphics to the mobile user moves the mouse.