Create a drawing application, randomly draw lines, rectangles and ellipses. Create a set of flexible shape classes. If you provide a Graphics object for these classes, the drawing position to tell them, they will know how to draw itself. The class name should be MyLine, MyRect and MyOval (Tip: You can have a common parent class MyShape). Using a random number to the position and shape of the shape type. Randomly create 20 MyLine, MyOval and MyRect class object, and then call the draw method of the graphic display it.

Lab5-3\.classpath
......\.project
......\bin\lab5_3\MainClass.class
......\...\......\MyLine.class
......\...\......\MyOval.class
......\...\......\MyPanel.class
......\...\......\MyRect.class
......\...\......\MyShape.class
......\lab5-3.jar
......\src\lab5_3\MainClass.java
......\...\......\MyLine.java
......\...\......\MyOval.java
......\...\......\MyPanel.java
......\...\......\MyRect.java
......\...\......\MyShape.java
......\bin\lab5_3
......\src\lab5_3
......\bin
......\src
Lab5-3

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