org.apache.batik.bridge.svg12
Class SVG12BridgeEventSupport.Listener

java.lang.Object
  org.apache.batik.bridge.BridgeEventSupport.Listener
      org.apache.batik.bridge.svg12.SVG12BridgeEventSupport.Listener

All Implemented Interfaces:

EventListener, GraphicsNodeKeyListener, GraphicsNodeMouseListener, GraphicsNodeMouseWheelListener

Enclosing class:

SVG12BridgeEventSupport

protected static class SVG12BridgeEventSupport.Listener
extends BridgeEventSupport.Listener
implements GraphicsNodeMouseWheelListener

A GraphicsNodeMouseListener that dispatch DOM events accordingly.

Field Summary

protected SVG12BridgeContext	ctx12 The BridgeContext downcasted to an SVG12BridgeContext.
protected static String[][]	IDENTIFIER_KEY_CODES Array to hold the map of Java keycodes to DOM 3 key strings.

Fields inherited from class org.apache.batik.bridge.BridgeEventSupport.Listener

context, isDown, lastTargetElement, ua

Constructor Summary

SVG12BridgeEventSupport.Listener(BridgeContext ctx, UserAgent u)

Method Summary

protected void	dispatchKeyboardEvent(String eventType, GraphicsNodeKeyEvent evt) Dispatch a DOM 3 Keyboard event.
protected void	dispatchMouseEvent(String eventType, Element targetElement, Element relatedElement, Point clientXY, GraphicsNodeMouseEvent evt, boolean cancelable) Dispatches a DOM MouseEvent according to the specified parameters.
protected void	dispatchMouseEvent(String eventType, Element targetElement, Element relatedElement, Point clientXY, GraphicsNodeMouseEvent evt, boolean cancelable, int bubbleLimit) Dispatches a DOM MouseEvent according to the specified parameters.
protected void	dispatchTextEvent(GraphicsNodeKeyEvent evt) Dispatch a DOM 3 Text event.
void	keyPressed(GraphicsNodeKeyEvent evt) Invoked when a key has been pressed.
void	keyReleased(GraphicsNodeKeyEvent evt) Invoked when a key has been released.
void	keyTyped(GraphicsNodeKeyEvent evt) Invoked when a key has been typed.
protected String	mapKeyCodeToIdentifier(int keyCode) Convert a Java key code to a DOM 3 key string.
protected int	mapKeyLocation(int location) Maps Java KeyEvent location numbers to DOM 3 location numbers.
void	mouseEntered(GraphicsNodeMouseEvent evt)
void	mouseExited(GraphicsNodeMouseEvent evt)
void	mouseMoved(GraphicsNodeMouseEvent evt)
void	mouseWheelMoved(GraphicsNodeMouseWheelEvent evt)
protected static void	putIdentifierKeyCode(String keyIdentifier, int keyCode) Put a key code to key identifier mapping into the IDENTIFIER_KEY_CODES table.

Methods inherited from class org.apache.batik.bridge.BridgeEventSupport.Listener

dispatchKeyEvent, dispatchMouseEvent, getEventTarget, getRelatedElement, mapKeyCode, mouseClicked, mouseDragged, mousePressed, mouseReleased

Methods inherited from class java.lang.Object

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

Field Detail

ctx12

protected SVG12BridgeContext ctx12

The BridgeContext downcasted to an SVG12BridgeContext.

IDENTIFIER_KEY_CODES

protected static String[][] IDENTIFIER_KEY_CODES

Array to hold the map of Java keycodes to DOM 3 key strings.

Constructor Detail

SVG12BridgeEventSupport.Listener

public SVG12BridgeEventSupport.Listener(BridgeContext ctx,
                                        UserAgent u)

Method Detail

keyPressed

public void keyPressed(GraphicsNodeKeyEvent evt)

Invoked when a key has been pressed.

Specified by:

keyPressed in interface GraphicsNodeKeyListener

Overrides:

keyPressed in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node key event

keyReleased

public void keyReleased(GraphicsNodeKeyEvent evt)

Invoked when a key has been released.

Specified by:

keyReleased in interface GraphicsNodeKeyListener

Overrides:

keyReleased in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node key event

keyTyped

public void keyTyped(GraphicsNodeKeyEvent evt)

Invoked when a key has been typed.

Specified by:

keyTyped in interface GraphicsNodeKeyListener

Overrides:

keyTyped in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node key event

dispatchKeyboardEvent

protected void dispatchKeyboardEvent(String eventType,
                                     GraphicsNodeKeyEvent evt)

Dispatch a DOM 3 Keyboard event.

dispatchTextEvent

protected void dispatchTextEvent(GraphicsNodeKeyEvent evt)

Dispatch a DOM 3 Text event.

mapKeyLocation

protected int mapKeyLocation(int location)

Maps Java KeyEvent location numbers to DOM 3 location numbers.

putIdentifierKeyCode

protected static void putIdentifierKeyCode(String keyIdentifier,
                                           int keyCode)

Put a key code to key identifier mapping into the IDENTIFIER_KEY_CODES table.

mapKeyCodeToIdentifier

protected String mapKeyCodeToIdentifier(int keyCode)

Convert a Java key code to a DOM 3 key string.

mouseWheelMoved

public void mouseWheelMoved(GraphicsNodeMouseWheelEvent evt)

Specified by:

mouseWheelMoved in interface GraphicsNodeMouseWheelListener

mouseEntered

public void mouseEntered(GraphicsNodeMouseEvent evt)

Specified by:

mouseEntered in interface GraphicsNodeMouseListener

Overrides:

mouseEntered in class BridgeEventSupport.Listener

mouseExited

public void mouseExited(GraphicsNodeMouseEvent evt)

Specified by:

mouseExited in interface GraphicsNodeMouseListener

Overrides:

mouseExited in class BridgeEventSupport.Listener

mouseMoved

public void mouseMoved(GraphicsNodeMouseEvent evt)

Specified by:

mouseMoved in interface GraphicsNodeMouseListener

Overrides:

mouseMoved in class BridgeEventSupport.Listener

dispatchMouseEvent

protected void dispatchMouseEvent(String eventType,
                                  Element targetElement,
                                  Element relatedElement,
                                  Point clientXY,
                                  GraphicsNodeMouseEvent evt,
                                  boolean cancelable)

Dispatches a DOM MouseEvent according to the specified parameters.

Overrides:

dispatchMouseEvent in class BridgeEventSupport.Listener

Parameters:

eventType - the event type

targetElement - the target of the event

relatedElement - the related target if any

clientXY - the mouse coordinates in the client space

evt - the GVT GraphicsNodeMouseEvent

cancelable - true means the event is cancelable

dispatchMouseEvent

protected void dispatchMouseEvent(String eventType,
                                  Element targetElement,
                                  Element relatedElement,
                                  Point clientXY,
                                  GraphicsNodeMouseEvent evt,
                                  boolean cancelable,
                                  int bubbleLimit)

Dispatches a DOM MouseEvent according to the specified parameters.

Parameters:

eventType - the event type

targetElement - the target of the event

relatedElement - the related target if any

clientXY - the mouse coordinates in the client space

evt - the GVT GraphicsNodeMouseEvent

cancelable - true means the event is cancelable

bubbleLimit - the limit to the number of nodes the event will bubble to