jcreek.cke.visualizer
Class ViewportScroller

java.lang.Object
  extended byjava.awt.Component
      extended byjava.awt.Container
          extended byjavax.swing.JComponent
              extended byjavax.swing.JPanel
                  extended byjcreek.cke.visualizer.ViewportScroller
All Implemented Interfaces:
javax.accessibility.Accessible, java.util.EventListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.io.Serializable

public class ViewportScroller
extends javax.swing.JPanel
implements java.awt.event.MouseListener, java.awt.event.MouseMotionListener

A ViewportScroller is a window used to scroll a window through a larger area of content. The content is shown as a white rectangle, with the window being represented by a black rectangle outline within it. A SCROLL event is sent when the user drags the "window" with the mouse.

Here is the source.

Author:
Larry Barowski
See Also:
Serialized Form

Nested Class Summary
 
Nested classes inherited from class javax.swing.JPanel
javax.swing.JPanel.AccessibleJPanel
 
Nested classes inherited from class javax.swing.JComponent
javax.swing.JComponent.AccessibleJComponent
 
Nested classes inherited from class java.awt.Container
java.awt.Container.AccessibleAWTContainer
 
Nested classes inherited from class java.awt.Component
java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy
 
Field Summary
protected  java.beans.PropertyChangeSupport propSupport
           
 
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
ViewportScroller(int width, int height, double contentw, double contenth, double portw, double porth, double offsx, double offsy)
           
 
Method Summary
 void addPropertyChangeListener(java.beans.PropertyChangeListener l)
          Add a property change listener to this document group.
 void addPropertyChangeListener(java.lang.String name, java.beans.PropertyChangeListener l)
          Add a property change listener to this document group.
protected  void fireDoneScrolling()
           
protected  void fireScrollChange()
           
 double getOffsetX()
           
 double getOffsetY()
           
 java.awt.Dimension getPreferredSize()
           
 void mouseClicked(java.awt.event.MouseEvent event)
           
 void mouseDragged(java.awt.event.MouseEvent event)
           
 void mouseEntered(java.awt.event.MouseEvent event)
           
 void mouseExited(java.awt.event.MouseEvent event)
           
 void mouseMoved(java.awt.event.MouseEvent event)
           
 void mousePressed(java.awt.event.MouseEvent event)
           
 void mouseReleased(java.awt.event.MouseEvent event)
           
 void paint(java.awt.Graphics graphics)
           
 void paintOver(java.awt.Graphics g)
           
 void removePropertyChangeListener(java.beans.PropertyChangeListener l)
          Remove a property change listener from this document group.
 void removePropertyChangeListener(java.lang.String name, java.beans.PropertyChangeListener l)
          Remove a property change listener from this document group.
 void setContentSize(double width, double height)
           
 void setOffset(double x, double y)
           
 void setPortSize(double width, double height)
           
 
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, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPropertyChangeListeners, getPropertyChangeListeners, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getWidth, getVisibleRect, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, 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, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setLayout, transferFocusBackward, 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, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, 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, processMouseEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

propSupport

protected java.beans.PropertyChangeSupport propSupport
Constructor Detail

ViewportScroller

public ViewportScroller(int width,
                        int height,
                        double contentw,
                        double contenth,
                        double portw,
                        double porth,
                        double offsx,
                        double offsy)
Method Detail

paint

public void paint(java.awt.Graphics graphics)

setPortSize

public void setPortSize(double width,
                        double height)

setContentSize

public void setContentSize(double width,
                           double height)

setOffset

public void setOffset(double x,
                      double y)

getOffsetX

public double getOffsetX()

getOffsetY

public double getOffsetY()

getPreferredSize

public java.awt.Dimension getPreferredSize()

paintOver

public void paintOver(java.awt.Graphics g)

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent event)
Specified by:
mouseDragged in interface java.awt.event.MouseMotionListener

mouseMoved

public void mouseMoved(java.awt.event.MouseEvent event)
Specified by:
mouseMoved in interface java.awt.event.MouseMotionListener

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent event)
Specified by:
mouseClicked in interface java.awt.event.MouseListener

mouseEntered

public void mouseEntered(java.awt.event.MouseEvent event)
Specified by:
mouseEntered in interface java.awt.event.MouseListener

mouseExited

public void mouseExited(java.awt.event.MouseEvent event)
Specified by:
mouseExited in interface java.awt.event.MouseListener

mousePressed

public void mousePressed(java.awt.event.MouseEvent event)
Specified by:
mousePressed in interface java.awt.event.MouseListener

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent event)
Specified by:
mouseReleased in interface java.awt.event.MouseListener

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener l)
Add a property change listener to this document group.

Parameters:
l - new listener to add notification list

addPropertyChangeListener

public void addPropertyChangeListener(java.lang.String name,
                                      java.beans.PropertyChangeListener l)
Add a property change listener to this document group.

Parameters:
name - name of property to listen to specifically
l - new listener to add notification list

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener l)
Remove a property change listener from this document group.

Parameters:
l - listener to remove from notification list

removePropertyChangeListener

public void removePropertyChangeListener(java.lang.String name,
                                         java.beans.PropertyChangeListener l)
Remove a property change listener from this document group.

Parameters:
name - property name to listen for specifically
l - listener to remove from notification list

fireDoneScrolling

protected void fireDoneScrolling()

fireScrollChange

protected void fireScrollChange()


Created at IDI, NTNU by the Artificial Intelligence and Learning group