JHotDraw 7.4.1

org.jhotdraw.draw.handle
Class BezierScaleHandle

java.lang.Object
  extended by org.jhotdraw.draw.handle.AbstractHandle
      extended by org.jhotdraw.draw.handle.BezierScaleHandle
All Implemented Interfaces:
java.awt.event.KeyListener, java.util.EventListener, FigureListener, Handle

public class BezierScaleHandle
extends AbstractHandle

A Handle which allows to interactively scale and rotate a BezierFigure.

Pressing the alt key or the shift key while manipulating the handle restricts the handle to rotate the BezierFigure without scaling it.

Version:
$Id: BezierScaleHandle.java -1 $
Author:
Werner Randelshofer.

Field Summary
 
Fields inherited from class org.jhotdraw.draw.handle.AbstractHandle
listenerList, view
 
Constructor Summary
BezierScaleHandle(BezierFigure owner)
          Creates a new instance.
 
Method Summary
protected  java.awt.Rectangle basicGetBounds()
           
 void draw(java.awt.Graphics2D g)
          Draws this handle.
 java.awt.Point getLocation()
           
 boolean isCombinableWith(Handle h)
          Returns true, if the given handle is an instance of the same class or of a subclass of this handle,.
 void trackEnd(java.awt.Point anchor, java.awt.Point lead, int modifiersEx)
          Tracks the end of the interaction.
 void trackStart(java.awt.Point anchor, int modifiersEx)
          Tracks the start of the interaction.
 void trackStep(java.awt.Point anchor, java.awt.Point lead, int modifiersEx)
          Tracks a step of the interaction.
 
Methods inherited from class org.jhotdraw.draw.handle.AbstractHandle
addHandleListener, areaInvalidated, attributeChanged, contains, createSecondaryHandles, dispose, drawCircle, drawDiamond, drawRectangle, figureAdded, figureChanged, figureHandlesChanged, figureRemoved, figureRequestRemove, fireAreaInvalidated, fireHandleRequestRemove, fireHandleRequestSecondaryHandles, fireUndoableEditHappened, getBounds, getCursor, getDrawingArea, getEditor, getHandlesize, getOwner, getToolTipText, getView, invalidate, keyPressed, keyReleased, keyTyped, removeHandleListener, setToolTipText, setView, trackDoubleClick, updateBounds, viewTransformChanged
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

BezierScaleHandle

public BezierScaleHandle(BezierFigure owner)
Creates a new instance.

Method Detail

isCombinableWith

public boolean isCombinableWith(Handle h)
Description copied from class: AbstractHandle
Returns true, if the given handle is an instance of the same class or of a subclass of this handle,.

Specified by:
isCombinableWith in interface Handle
Overrides:
isCombinableWith in class AbstractHandle

draw

public void draw(java.awt.Graphics2D g)
Draws this handle.

Specified by:
draw in interface Handle
Overrides:
draw in class AbstractHandle

basicGetBounds

protected java.awt.Rectangle basicGetBounds()
Specified by:
basicGetBounds in class AbstractHandle

getLocation

public java.awt.Point getLocation()

trackStart

public void trackStart(java.awt.Point anchor,
                       int modifiersEx)
Description copied from interface: Handle
Tracks the start of the interaction. The default implementation does nothing.

Parameters:
anchor - the position where the interaction started

trackStep

public void trackStep(java.awt.Point anchor,
                      java.awt.Point lead,
                      int modifiersEx)
Description copied from interface: Handle
Tracks a step of the interaction.

Parameters:
anchor - the position where the interaction started
lead - the current position

trackEnd

public void trackEnd(java.awt.Point anchor,
                     java.awt.Point lead,
                     int modifiersEx)
Description copied from interface: Handle
Tracks the end of the interaction.

Parameters:
anchor - the position where the interaction started
lead - the current position

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