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

Fields

Modifier and Type	Field	Description
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 BridgeEventSupport.Listener

context, isDown, lastTargetElement, ua

Constructor Summary

Constructors

Constructor	Description
Listener(BridgeContext ctx, UserAgent u)

Method Summary

Modifier and Type	Method	Description
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)	Invoked when the mouse enters a graphics node.
void	mouseExited(GraphicsNodeMouseEvent evt)	Invoked when the mouse exits a graphics node.
void	mouseMoved(GraphicsNodeMouseEvent evt)	Invoked when the mouse button has been moved on a node.
void	mouseWheelMoved(GraphicsNodeMouseWheelEvent evt)	Invoked when the mouse wheel has been moved.
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 BridgeEventSupport.Listener

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

Methods inherited from class Object

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

Field Details

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 Details

Listener

public Listener(BridgeContext ctx,
 UserAgent u)

Method Details

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)

Description copied from interface: GraphicsNodeMouseWheelListener

Invoked when the mouse wheel has been moved.

Specified by:

mouseWheelMoved in interface GraphicsNodeMouseWheelListener

Parameters:

evt - the graphics node mouse event

mouseEntered

public void mouseEntered(GraphicsNodeMouseEvent evt)

Description copied from interface: GraphicsNodeMouseListener

Invoked when the mouse enters a graphics node.

Specified by:

mouseEntered in interface GraphicsNodeMouseListener

Overrides:

mouseEntered in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node mouse event

mouseExited

public void mouseExited(GraphicsNodeMouseEvent evt)

Description copied from interface: GraphicsNodeMouseListener

Invoked when the mouse exits a graphics node.

Specified by:

mouseExited in interface GraphicsNodeMouseListener

Overrides:

mouseExited in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node mouse event

mouseMoved

public void mouseMoved(GraphicsNodeMouseEvent evt)

Description copied from interface: GraphicsNodeMouseListener

Invoked when the mouse button has been moved on a node.

Specified by:

mouseMoved in interface GraphicsNodeMouseListener

Overrides:

mouseMoved in class BridgeEventSupport.Listener

Parameters:

evt - the graphics node mouse event

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