com.lowagie.rups.view.renderer

Class PagePanel

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.JPanel

com.lowagie.rups.view.renderer.PagePanel

All Implemented Interfaces:

MouseListener, MouseMotionListener, ImageObserver, MenuContainer, Serializable, EventListener, Accessible

public class PagePanel
extends JPanel
implements ImageObserver, MouseListener, MouseMotionListener

The panel that will show a rendered PDF page.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JPanel

JPanel.AccessibleJPanel

Nested classes/interfaces inherited from class javax.swing.JComponent

JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field and Description
(package private) Rectangle2D	clip the current clip, in device space
protected Image	currentImage The image of the rendered PDF page being displayed
protected com.sun.pdfview.PDFPage	currentPage The current PDFPage that was rendered into currentImage
(package private) AffineTransform	deviceToPageSpaceTransformation the current transform from device space to page space
protected int	offx The horizontal offset of the image from the left edge of the panel
protected int	offy The vertical offset of the image from the top of the panel
(package private) Rectangle2D	prevClip the clipping region used for the image
(package private) Dimension	prevSize the size of the image
private static long	serialVersionUID A Serial Version UID.
protected Rectangle	zoomRect the zooming marquee

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors

Constructor and Description
PagePanel() Creates a new PagePanel

Method Summary

Methods

Modifier and Type	Method and Description
int	getCurrentPageNumber() Gets the current page number.
boolean	imageUpdate(Image img, int infoflags, int x, int y, int width, int height) Handles notification of the fact that some part of the image changed.
void	mouseClicked(MouseEvent arg0)
void	mouseDragged(MouseEvent arg0)
void	mouseEntered(MouseEvent arg0)
void	mouseExited(MouseEvent arg0)
void	mouseMoved(MouseEvent arg0)
void	mousePressed(MouseEvent arg0)
void	mouseReleased(MouseEvent arg0)
void	paint(Graphics g) Draw the image.
void	showPage(com.sun.pdfview.PDFPage page) Stop the generation of any previous page, and draw the new one.

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

A Serial Version UID.

See Also:

Constant Field Values

currentPage

protected com.sun.pdfview.PDFPage currentPage

The current PDFPage that was rendered into currentImage

currentImage

protected Image currentImage

The image of the rendered PDF page being displayed

offx

protected int offx

The horizontal offset of the image from the left edge of the panel

offy

protected int offy

The vertical offset of the image from the top of the panel

prevSize

Dimension prevSize

the size of the image

clip

Rectangle2D clip

the current clip, in device space

prevClip

Rectangle2D prevClip

the clipping region used for the image

zoomRect

protected Rectangle zoomRect

the zooming marquee

deviceToPageSpaceTransformation

AffineTransform deviceToPageSpaceTransformation

the current transform from device space to page space

Constructor Detail

PagePanel

public PagePanel()

Creates a new PagePanel

Method Detail

getCurrentPageNumber

public int getCurrentPageNumber()

Gets the current page number.

Returns:

the number of the currently shown page.

paint

public void paint(Graphics g)

Draw the image.

Overrides:

paint in class JComponent

showPage

public void showPage(com.sun.pdfview.PDFPage page)

Stop the generation of any previous page, and draw the new one.

Parameters:

page - the PDFPage to draw.

imageUpdate

public boolean imageUpdate(Image img,
                  int infoflags,
                  int x,
                  int y,
                  int width,
                  int height)

Handles notification of the fact that some part of the image changed. Repaints that portion.

Specified by:

imageUpdate in interface ImageObserver

Overrides:

imageUpdate in class Component

Returns:

true if more updates are desired.

mouseClicked

public void mouseClicked(MouseEvent arg0)

Specified by:

mouseClicked in interface MouseListener

mouseEntered

public void mouseEntered(MouseEvent arg0)

Specified by:

mouseEntered in interface MouseListener

mouseExited

public void mouseExited(MouseEvent arg0)

Specified by:

mouseExited in interface MouseListener

mousePressed

public void mousePressed(MouseEvent arg0)

Specified by:

mousePressed in interface MouseListener

mouseReleased

public void mouseReleased(MouseEvent arg0)

Specified by:

mouseReleased in interface MouseListener

mouseDragged

public void mouseDragged(MouseEvent arg0)

Specified by:

mouseDragged in interface MouseMotionListener

mouseMoved

public void mouseMoved(MouseEvent arg0)

Specified by:

mouseMoved in interface MouseMotionListener