Module org.icepdf.ri.viewer

Package org.icepdf.ri.common.tools

Class ZoomInPageHandler

java.lang.Object

org.icepdf.ri.common.tools.CommonToolHandler

org.icepdf.ri.common.tools.SelectionBoxHandler

org.icepdf.ri.common.tools.ZoomInPageHandler

All Implemented Interfaces:

MouseListener, MouseMotionListener, EventListener, MouseInputListener, ToolHandler

public class ZoomInPageHandler
extends SelectionBoxHandler
implements ToolHandler

Handles mouse click zoom in and scroll box zoom in. The zoom is handled at the AbstractDocumentView level as we accept mouse clicks from anywhere in the view.

Since:

4.0

Field Summary

Fields inherited from class org.icepdf.ri.common.tools.SelectionBoxHandler

currentRect, dash1, previousRectDrawn, rectToDraw, selectionBoxColour, stroke

Fields inherited from class org.icepdf.ri.common.tools.CommonToolHandler

documentViewController, pageViewComponent, preferences

Constructor Summary

Constructors

Constructor	Description
ZoomInPageHandler(DocumentViewController documentViewController, AbstractPageViewComponent pageViewComponent)

Method Summary

Modifier and Type	Method	Description
static float	calculateZoom(DocumentViewController documentViewController, Rectangle rectToDraw, DocumentViewModel documentViewModel)
protected void	checkAndApplyPreferences()
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	paintTool(Graphics g)	Paints the tools pre-annotation creation state.
void	setSelectionRectangle(Point cursorLocation, Rectangle selection)
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 org.icepdf.ri.common.tools.SelectionBoxHandler

clearRectangle, getCurrentRect, getRectToDraw, isOverPageComponent, paintRectangle, paintSelectionBox, resetRectangle, setCurrentRect, setRectToDraw, setSelectionSize, updateDrawableRect, updateSelectionSize

Methods inherited from class org.icepdf.ri.common.tools.CommonToolHandler

convertToPageSpace, convertToPageSpace, convertToPageSpace, convertToPageSpace, getPageTransform, getPageTransform, getToPageSpaceTransform, getToPageSpaceTransform

Methods inherited from class java.lang.Object

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

Constructor Detail

ZoomInPageHandler

public ZoomInPageHandler(DocumentViewController documentViewController,
                         AbstractPageViewComponent pageViewComponent)

Method Detail

checkAndApplyPreferences

protected void checkAndApplyPreferences()

Specified by:

checkAndApplyPreferences in class CommonToolHandler

mouseDragged

public void mouseDragged(MouseEvent e)

Specified by:

mouseDragged in interface MouseMotionListener

mouseClicked

public void mouseClicked(MouseEvent e)

Specified by:

mouseClicked in interface MouseListener

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

mouseMoved

public void mouseMoved(MouseEvent e)

Specified by:

mouseMoved in interface MouseMotionListener

setSelectionRectangle

public void setSelectionRectangle(Point cursorLocation,
                                  Rectangle selection)

Specified by:

setSelectionRectangle in class SelectionBoxHandler

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

calculateZoom

public static float calculateZoom(DocumentViewController documentViewController,
                                  Rectangle rectToDraw,
                                  DocumentViewModel documentViewModel)