Method of Java dragging mouse to realize line drawing function

This example mainly realizes the function of dragging the mouse to draw lines in Java. In order to achieve the function of drawing lines, implement mouselistener and mousemotionlistener are used respectively, and mousepressed(), mousereleased() is used to obtain the start and end coordinates of mouse dragging. This is a good example of mastering Java mouse events.

The specific implementation code is as follows:

In the process of drawing lines, the mouse coordinates will be displayed when dragging. Readers can also modify and improve the program according to their own needs to make it more practical.