crw.framework
Class SuperMainPanel

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--javax.swing.JComponent
                    |
                    +--javax.swing.JPanel
                          |
                          +--crw.framework.SuperMainPanel

All Implemented Interfaces:

javax.accessibility.Accessible, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable

public abstract class SuperMainPanel

extends javax.swing.JPanel

The supper class for the main panel, the top-level GrapohicComposite of the applet Not be directly used by the user to provide the convinience for the user the end user is expected to write his own MainPanel.java class which is inherited from this class

See Also:

Serialized Form

Inner classes inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

Inner classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Inner classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Inner classes inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent

Field Summary

protected java.awt.Image	bufferImg The offscreen buffer, for double buffering
protected GraphicComponent	currentElement the current child composite/component to be drawn
protected EducApplet	educApplet the super class for the educational applet
protected java.awt.Image	fixedImg The offscreen buffer, for fixed image to improve the efficiency of the screen redering
protected java.awt.Graphics	gBuffer The graphic context of bufferImg
protected java.awt.Graphics	gFixed The graphic context of gFixed
protected java.awt.Dimension	panelSize the size of the panel

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

SuperMainPanel(EducApplet educApplet)
The constructor

SuperMainPanel(EducApplet educApplet, java.awt.Dimension panelSize)
the constructoe

SuperMainPanel(EducApplet educApplet, int width, int height)
the constructoe

Method Summary

void	addGraphicComponent(GraphicComponent gc) add a GraphicComponent to this main panel
void	addNotify() addNotify
void	clearGraphicComponents() remove all the GraphicComponent from this main panel
void	constructImages(GraphicComponent gc) construct the images for all the children of this main panel It will recursively go to the children, the children's children and so on to construct the image for all the GraphicComposite and those GraphicComponent, whose image size is not equal to zero
void	draw(java.awt.Graphics g) Draw this main panel
void	getAllComponent(GraphicComposite gComposite) get all the children of this main panel
void	paintComponent(java.awt.Graphics g) paint this component
void	removeGraphicComponent(GraphicComponent gc) remove a GraphicComponent from this main panel
void	setPanelSize(java.awt.Dimension panelSize) set the main panel size
void	update(java.awt.Graphics g) update the main panel

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUIClassID, paramString, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getVerifyInputWhenFocusTarget, getVisibleRect, getWidth, getX, getY, grabFocus, hasFocus, hide, isDoubleBuffered, isFocusCycleRoot, isFocusTraversable, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processFocusEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getLayout, insets, invalidate, isAncestorOf, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setLayout, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentOrientation, getCursor, getDropTarget, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getInputContext, getInputMethodRequests, getLocale, getLocation, getLocationOnScreen, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, imageUpdate, inside, isDisplayable, isEnabled, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus

Methods inherited from class java.lang.Object

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

Field Detail

bufferImg

protected java.awt.Image bufferImg

The offscreen buffer, for double buffering

gBuffer

protected java.awt.Graphics gBuffer

The graphic context of bufferImg

fixedImg

protected java.awt.Image fixedImg

The offscreen buffer, for fixed image to improve the efficiency of the screen redering

gFixed

protected java.awt.Graphics gFixed

The graphic context of gFixed

educApplet

protected EducApplet educApplet

the super class for the educational applet

panelSize

protected java.awt.Dimension panelSize

the size of the panel

currentElement

protected GraphicComponent currentElement

the current child composite/component to be drawn

Constructor Detail

SuperMainPanel

public SuperMainPanel(EducApplet educApplet)

The constructor

Parameters:

educApplet - the educational applet object

SuperMainPanel

public SuperMainPanel(EducApplet educApplet,
                      int width,
                      int height)

the constructoe

Parameters:

educAppelt - the educational appelt object

width - the width of the main panel

height - the height of the main panel

SuperMainPanel

public SuperMainPanel(EducApplet educApplet,
                      java.awt.Dimension panelSize)

the constructoe

Parameters:

educAppelt - the educational appelt object

panelSize - the size of the main panel

Method Detail

addNotify

public void addNotify()

addNotify

Overrides:

addNotify in class javax.swing.JComponent

getAllComponent

public void getAllComponent(GraphicComposite gComposite)

get all the children of this main panel

constructImages

public void constructImages(GraphicComponent gc)

construct the images for all the children of this main panel It will recursively go to the children, the children's children and so on to construct the image for all the GraphicComposite and those GraphicComponent, whose image size is not equal to zero

paintComponent

public void paintComponent(java.awt.Graphics g)

paint this component

Overrides:

paintComponent in class javax.swing.JComponent

update

public void update(java.awt.Graphics g)

update the main panel

Overrides:

update in class javax.swing.JComponent

draw

public void draw(java.awt.Graphics g)

Draw this main panel

addGraphicComponent

public void addGraphicComponent(GraphicComponent gc)

add a GraphicComponent to this main panel

Parameters:

gc - the GraphicComponents object to be added

removeGraphicComponent

public void removeGraphicComponent(GraphicComponent gc)

remove a GraphicComponent from this main panel

Parameters:

gc - the GraphicComponents object to be removed

clearGraphicComponents

public void clearGraphicComponents()

remove all the GraphicComponent from this main panel

setPanelSize

public void setPanelSize(java.awt.Dimension panelSize)

set the main panel size