java.lang.Object

Painting.StackController

public class StackController
extends java.lang.Object

send commands to the shape stack and update the drawing panel after the command have been done.

Method Summary

Modifier and Type	Method	Description
`void`	`clear()`	clear the screen
`private void`	`finishChange()`
`void`	`insert(MyShape shape)`	insert new shape into the stack
`void`	`redo()`
`void`	`undo()`	undo the last user drawing

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details
- controlled
  
  private ShapeStack controlled
- effectedPanel
  
  private DrawingPanel effectedPanel
- redoStack
  
  private java.util.Stack<MyShape> redoStack
Constructor Details
- StackController
  
  public StackController(ShapeStack stack, DrawingPanel effectedPanel)
Method Details
- undo
  
  public void undo()
  
  undo the last user drawing
- redo
  
  public void redo()
- clear
  
  public void clear()
  
  clear the screen
- insert
  
  public void insert(MyShape shape)
  
  insert new shape into the stack
  
  Parameters:
  
  shape - the new shape that needs to be inserted
- finishChange
  
  private void finishChange()

Modifier and Type	Field	Description
`private ShapeStack`	`controlled`
`private DrawingPanel`	`effectedPanel`
`private java.util.Stack<MyShape>`	`redoStack`

Class StackController