jdraw.jdraw_ui
Class CanvasPage

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--javax.swing.JComponent
                    |
                    +--javax.swing.JPanel
                          |
                          +--jdraw.jdraw_ui.CanvasPage

All Implemented Interfaces:

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

public class CanvasPage

extends javax.swing.JPanel

implements java.io.Serializable, java.awt.print.Printable

Class CanvasPage is the JPanel extension which fits into a CanvasWindow and displays the Shapes in Canvas.graphics[].

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 CanvasWindow	canvasWindow A local reference to the companion CanvasWindow object.
protected java.awt.Graphics2D	graphics2D A local Graphics2D object.
protected java.awt.print.PrinterJob	pJob A PrinterJob object is needed to print.

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.print.Printable

NO_SUCH_PAGE, PAGE_EXISTS

Fields inherited from interface java.awt.image.ImageObserver

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

Constructor Summary

CanvasPage(CanvasWindow cWindow)
Construct this by calling parent constructor and setting this.canvasWindow = parameter.

Method Summary

protected void	paintComponent(java.awt.Graphics g) Method paintComponent actually draws the graphics list to the screen.
protected void	paintForPrint(java.awt.Graphics g) Repaints the picture specially for printing (without drawing control points.
int	print(java.awt.Graphics g, java.awt.print.PageFormat pf, int i) Method print calls the paintForPrint method with the parameter Graphics object.
void	printPage()
void	redraw() Method redraw() simply sends a call to paint this.

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUIClassID, paramString, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, 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, update

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

graphics2D

protected java.awt.Graphics2D graphics2D

A local Graphics2D object.

canvasWindow

protected CanvasWindow canvasWindow

A local reference to the companion CanvasWindow object.

pJob

protected java.awt.print.PrinterJob pJob

A PrinterJob object is needed to print.

Constructor Detail

CanvasPage

public CanvasPage(CanvasWindow cWindow)

Construct this by calling parent constructor and setting this.canvasWindow = parameter.

Parameters:

cWindow - - The CanvasWindow object to be set as this.canvasWindow.

Method Detail

redraw

public void redraw()

Method redraw() simply sends a call to paint this.

paintComponent

protected void paintComponent(java.awt.Graphics g)

Method paintComponent actually draws the graphics list to the screen.

Overrides:

paintComponent in class javax.swing.JComponent

Parameters:

g - - The Graphics component on which to draw the shapes.

paintForPrint

protected void paintForPrint(java.awt.Graphics g)

Repaints the picture specially for printing (without drawing control points.

Parameters:

g - - The Graphics component on which to draw.

print

public int print(java.awt.Graphics g,
                 java.awt.print.PageFormat pf,
                 int i)

Method print calls the paintForPrint method with the parameter Graphics object.

Specified by:

print in interface java.awt.print.Printable

Parameters:

g - - The Graphics object which is passed to paintForPrint.

pf - - The PageFormat object to be used when printing.

i - - The int value representing the page number.

printPage

public void printPage()