Hierarchy For Unnamed Package

Class Hierarchy

• java.lang.Object
  • java.awt.Component (implements java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable)
    • java.awt.Container
      • javax.swing.JComponent (implements java.io.Serializable)
        • World (implements ModelDisplay)
  • Main
  • PathSegment
  • Pen
  • PictureFrame
  • Pixel
  • SimplePicture (implements DigitalPicture)
    • Picture
  • SimpleTurtle
    • Turtle

Interface Hierarchy

• DigitalPicture
• ModelDisplay