orbital.awt
Class ImageCanvas

java.lang.Object
  java.awt.Component
      java.awt.Canvas
          orbital.awt.ImageCanvas

All Implemented Interfaces:

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

public class ImageCanvas
extends java.awt.Canvas
implements java.awt.image.ImageObserver, java.io.Serializable

A Canvas displaying an Image.

Author:

André Platzer

See Also:

Serialized Form

Nested Class Summary

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

java.awt.Canvas.AccessibleAWTCanvas

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

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

protected java.awt.Image	image the image to be shown on the canvas.
protected boolean	layouting
protected boolean	stretched true if the image should be stretched to fit the whole canvas.

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

ImageCanvas()

ImageCanvas(java.awt.Image image)

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener l)
java.awt.Image	getImage() get the image to be shown on the canvas.
java.awt.Dimension	getPreferredSize() Returns the dimension of the Image displayed.
boolean	imageUpdate(java.awt.Image img, int infoflags, int x, int y, int width, int height)
boolean	isStretched() true if the image should be stretched to fit the whole canvas.
void	paint(java.awt.Graphics g)
void	removePropertyChangeListener(java.beans.PropertyChangeListener l)
void	setImage(java.awt.Image next_image) set the image to be shown on the canvas.
void	setStretched(boolean stretch_image) set whether the image should be stretched to fit the whole canvas.
void	update(java.awt.Graphics g)

Methods inherited from class java.awt.Canvas

addNotify, createBufferStrategy, createBufferStrategy, getAccessibleContext, getBufferStrategy

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, deliverEvent, disable, disableEvents, dispatchEvent, doLayout, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAlignmentX, getAlignmentY, getBackground, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeys, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMaximumSize, getMinimumSize, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, paramString, postEvent, preferredSize, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removeNotify, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeys, setFocusTraversalKeysEnabled, setFont, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle, validate

Methods inherited from class java.lang.Object

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

Field Detail

image

protected java.awt.Image image

the image to be shown on the canvas.

stretched

protected boolean stretched

true if the image should be stretched to fit the whole canvas.

layouting

protected transient boolean layouting

Constructor Detail

ImageCanvas

public ImageCanvas(java.awt.Image image)

ImageCanvas

public ImageCanvas()

Method Detail

getImage

public java.awt.Image getImage()

get the image to be shown on the canvas.

setImage

public void setImage(java.awt.Image next_image)

set the image to be shown on the canvas.

isStretched

public boolean isStretched()

true if the image should be stretched to fit the whole canvas.

setStretched

public void setStretched(boolean stretch_image)

set whether the image should be stretched to fit the whole canvas.

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener l)

Overrides:

addPropertyChangeListener in class java.awt.Component

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener l)

Overrides:

removePropertyChangeListener in class java.awt.Component

paint

public void paint(java.awt.Graphics g)

Overrides:

paint in class java.awt.Canvas

update

public void update(java.awt.Graphics g)

Overrides:

update in class java.awt.Canvas

getPreferredSize

public java.awt.Dimension getPreferredSize()

Returns the dimension of the Image displayed. LayoutManagers may size this component according to these dimension.

Overrides:

getPreferredSize in class java.awt.Component

imageUpdate

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

Specified by:

imageUpdate in interface java.awt.image.ImageObserver

Overrides:

imageUpdate in class java.awt.Component