Module org.icepdf.ri.viewer

Package org.icepdf.ri.common.tools

Class DynamicZoomHandler

java.lang.Object

org.icepdf.ri.common.tools.DynamicZoomHandler

All Implemented Interfaces:

MouseListener, MouseMotionListener, MouseWheelListener, EventListener, MouseInputListener, ToolHandler

public class DynamicZoomHandler
extends Object
implements ToolHandler, MouseWheelListener

Handles dynamic zoom which picks up on the mouse wheel rotation to zoom in or out depending on the direction.

Since:

5.0

Field Summary

Fields

Modifier and Type	Field	Description
protected JScrollPane	documentScrollPane

Constructor Summary

Constructors

Constructor	Description
DynamicZoomHandler(DocumentViewController documentViewController, JScrollPane documentScrollPane)

Method Summary

Modifier and Type	Method	Description
void	installTool()	Callback code that allows post construct task to take place when the tool is selected via the AbstractDocumentView.setToolMode(int) call.
void	mouseClicked(MouseEvent e)
void	mouseDragged(MouseEvent e)
void	mouseEntered(MouseEvent e)
void	mouseExited(MouseEvent e)
void	mouseMoved(MouseEvent e)
void	mousePressed(MouseEvent e)
void	mouseReleased(MouseEvent e)
void	mouseWheelMoved(MouseWheelEvent e)	Handles ctl-wheel mouse for document zooming.
void	paintTool(Graphics g)	Paints the tools pre-annotation creation state.
void	uninstallTool()	Callback code that allows pre destroy task to take place when the tool is unselected via the AbstractDocumentView.setToolMode(int) call.

Methods inherited from class java.lang.Object

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

Field Detail

documentScrollPane

protected final JScrollPane documentScrollPane

Constructor Detail

DynamicZoomHandler

public DynamicZoomHandler(DocumentViewController documentViewController,
                          JScrollPane documentScrollPane)

Method Detail

mouseWheelMoved

public void mouseWheelMoved(MouseWheelEvent e)

Handles ctl-wheel mouse for document zooming.

Specified by:

mouseWheelMoved in interface MouseWheelListener

Parameters:

e - mouse wheel event.

mouseClicked

public void mouseClicked(MouseEvent e)

Specified by:

mouseClicked in interface MouseListener

mouseDragged

public void mouseDragged(MouseEvent e)

Specified by:

mouseDragged in interface MouseMotionListener

mouseMoved

public void mouseMoved(MouseEvent e)

Specified by:

mouseMoved in interface MouseMotionListener

mousePressed

public void mousePressed(MouseEvent e)

Specified by:

mousePressed in interface MouseListener

mouseReleased

public void mouseReleased(MouseEvent e)

Specified by:

mouseReleased in interface MouseListener

mouseEntered

public void mouseEntered(MouseEvent e)

Specified by:

mouseEntered in interface MouseListener

mouseExited

public void mouseExited(MouseEvent e)

Specified by:

mouseExited in interface MouseListener

paintTool

public void paintTool(Graphics g)

Description copied from interface: ToolHandler

Paints the tools pre-annotation creation state.

Specified by:

paintTool in interface ToolHandler

Parameters:

g - graphics context

installTool

public void installTool()

Description copied from interface: ToolHandler

Callback code that allows post construct task to take place when the tool is selected via the AbstractDocumentView.setToolMode(int) call.

Specified by:

installTool in interface ToolHandler

uninstallTool

public void uninstallTool()

Description copied from interface: ToolHandler

Callback code that allows pre destroy task to take place when the tool is unselected via the AbstractDocumentView.setToolMode(int) call.

Specified by:

uninstallTool in interface ToolHandler