Class ep.cg.widgets.PolyCanvas 
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Class ep.cg.widgets.PolyCanvas 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Canvas
                   |
                   +----ep.cg.widgets.PolyCanvas
public class PolyCanvas
extends Canvas
implements ModeChangeListener, ActionListener, Runnable
The canvas on which line segments are drawn. Contains an instance of XEngine, which is used to determine what is drawable and what is drawn.

Constructor Index

o PolyCanvas(Image, Image, Image)
o PolyCanvas()

Method Index

o actionEvent(int)
o modeChangeEvent(int)
o mouseDown(Event, int, int)
o mouseDrag(Event, int, int)
o mouseExit(Event, int, int)
o mouseUp(Event, int, int)
o paint(Graphics)
o reset()
o run()
o update(Graphics)

Constructors

o PolyCanvas 
  public PolyCanvas(Image dot1,
                    Image dot2,
                    Image doti)
o PolyCanvas 
  public PolyCanvas()

Methods

o reset 
  protected void reset()
o run 
  public synchronized void run()
o modeChangeEvent 
  public void modeChangeEvent(int mode)
o actionEvent 
  public void actionEvent(int act)
o mouseDown 
  public boolean mouseDown(Event evt,
                           int x,
                           int y)
Overrides:
mouseDown in class Component
o mouseDrag 
  public boolean mouseDrag(Event evt,
                           int x,
                           int y)
Overrides:
mouseDrag in class Component
o mouseUp 
  public boolean mouseUp(Event evt,
                         int x,
                         int y)
Overrides:
mouseUp in class Component
o mouseExit 
  public boolean mouseExit(Event evt,
                           int x,
                           int y)
Overrides:
mouseExit in class Component
o paint 
  public void paint(Graphics g)
Overrides:
paint in class Canvas
o update 
  public void update(Graphics g)
Overrides:
update in class Component 
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