habibviewer.guielements
Class ImageArea

java.lang.Object
  extended by java.awt.Component
      extended by java.awt.Container
          extended by jj2000.disp.ImgScrollPane
              extended by habibviewer.guielements.ImageArea
All Implemented Interfaces:
java.awt.event.KeyListener, java.awt.event.MouseWheelListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener

public class ImageArea
extends jj2000.disp.ImgScrollPane
implements java.awt.event.MouseWheelListener, java.awt.event.KeyListener

This class implements an image viewer that can display an image larger than the actual display area, and presents scrollbars to scroll the viewable area. This class also supports zooming in and out the image, with no extra memory requirements. This class creates main frame of program, whitch contains image area, menu bar and settings panel.

Accepted file formats are: JPEG, JPEG2000, GIF, PNG, PPM and PGM.

See Also:
ImgScrollPane, Serialized Form

Nested Class Summary
 
Nested classes/interfaces inherited from class java.awt.Container
java.awt.Container.AccessibleAWTContainer
 
Nested classes/interfaces inherited from class java.awt.Component
java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy
 
Field Summary
 
Fields inherited from class jj2000.disp.ImgScrollPane
MAX_ZOOM, SCROLLBARS_ALWAYS, SCROLLBARS_AS_NEEDED, SCROLLBARS_NEVER
 
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
ImageArea()
           
 
Method Summary
 void keyPressed(java.awt.event.KeyEvent e)
           
 void keyReleased(java.awt.event.KeyEvent e)
           
 void keyTyped(java.awt.event.KeyEvent e)
           
 void mouseWheelMoved(java.awt.event.MouseWheelEvent e)
           
 void zoomIn()
          Zoom in
 void zoomOut()
          Zoom out
 
Methods inherited from class jj2000.disp.ImgScrollPane
add, add, add, add, add, addFocusListener, addKeyListener, addMouseListener, addMouseMotionListener, doLayout, getCopyScroll, getHAdjustable, getImage, getScrollbarDisplayPolicy, getScrollPosition, getVAdjustable, getViewportSize, getZoom, remove, remove, removeAll, removeFocusListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, setBackground, setCopyScroll, setCursor, setEnabled, setForeground, setImage, setLayout, setScrollbarDisplayPolicy, setScrollPosition, setScrollPosition, setZoom, zoom
 
Methods inherited from class java.awt.Container
addContainerListener, addImpl, addNotify, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getInsets, getLayout, getListeners, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paint, paintComponents, paramString, preferredSize, print, printComponents, processContainerEvent, processEvent, removeContainerListener, removeNotify, setComponentZOrder, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, transferFocusBackward, transferFocusDownCycle, update, validate, validateTree
 
Methods inherited from class java.awt.Component
action, add, addComponentListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAccessibleContext, getBackground, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, setBounds, setBounds, setComponentOrientation, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusUpCycle
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

ImageArea

public ImageArea()
Method Detail

mouseWheelMoved

public void mouseWheelMoved(java.awt.event.MouseWheelEvent e)
Specified by:
mouseWheelMoved in interface java.awt.event.MouseWheelListener

zoomIn

public void zoomIn()
Zoom in

See Also:
zoom

zoomOut

public void zoomOut()
Zoom out

See Also:
zoom

keyTyped

public void keyTyped(java.awt.event.KeyEvent e)
Specified by:
keyTyped in interface java.awt.event.KeyListener

keyPressed

public void keyPressed(java.awt.event.KeyEvent e)
Specified by:
keyPressed in interface java.awt.event.KeyListener

keyReleased

public void keyReleased(java.awt.event.KeyEvent e)
Specified by:
keyReleased in interface java.awt.event.KeyListener