CH.ifa.draw.figures
Class ImageFigure

java.lang.Object
  CH.ifa.draw.standard.AbstractFigure
      CH.ifa.draw.figures.AttributeFigure
          CH.ifa.draw.figures.ImageFigure

All Implemented Interfaces:

Figure, Storable, java.awt.image.ImageObserver, java.io.Serializable, java.lang.Cloneable

public class ImageFigure
extends AttributeFigure
implements java.awt.image.ImageObserver

A Figure that shows an Image. Images shown by an image figure are shared by using the Iconkit.

See Also:

Iconkit, Serialized Form

Field Summary

Fields inherited from interface java.awt.image.ImageObserver

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

Fields inherited from interface CH.ifa.draw.framework.Figure

POPUP_MENU

Constructor Summary

ImageFigure()

ImageFigure(java.awt.Image image, java.lang.String fileName, java.awt.Point origin)

Method Summary

void	basicDisplayBox(java.awt.Point origin, java.awt.Point corner) Sets the display box of a figure.
protected void	basicMoveBy(int x, int y) Moves the figure.
java.awt.Rectangle	displayBox() Gets the display box of a figure.
void	draw(java.awt.Graphics g) Draws the figure in the given graphics.
java.util.Vector	handles() Returns the handles of a Figure that can be used to manipulate some of its attributes.
boolean	imageUpdate(java.awt.Image img, int flags, int x, int y, int w, int h) Handles asynchroneous image updates.
void	read(StorableInput dr) Reads the ImageFigure from a StorableInput.
void	write(StorableOutput dw) Writes the ImageFigure to a StorableOutput.

Methods inherited from class CH.ifa.draw.figures.AttributeFigure

drawBackground, drawFrame, getAttribute, getDefaultAttribute, getFillColor, getFrameColor, setAttribute

Methods inherited from class CH.ifa.draw.standard.AbstractFigure

addFigureChangeListener, addToContainer, canConnect, center, changed, clone, connectedTextLocator, connectionInsets, connectorAt, connectorVisibility, containsPoint, decompose, displayBox, displayBox, figures, findFigureInside, includes, invalidate, isEmpty, listener, moveBy, release, removeFigureChangeListener, removeFromContainer, size, willChange

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageFigure

public ImageFigure()

ImageFigure

public ImageFigure(java.awt.Image image,
                   java.lang.String fileName,
                   java.awt.Point origin)

Method Detail

basicDisplayBox

public void basicDisplayBox(java.awt.Point origin,
                            java.awt.Point corner)

Description copied from class: AbstractFigure

Sets the display box of a figure. This is the method that subclassers override. Clients usually call displayBox.

Specified by:

basicDisplayBox in interface Figure

Specified by:

basicDisplayBox in class AbstractFigure

Parameters:

origin - the new origin

corner - the new corner

See Also:

AbstractFigure.displayBox(java.awt.Point, java.awt.Point)

handles

public java.util.Vector handles()

Description copied from class: AbstractFigure

Returns the handles of a Figure that can be used to manipulate some of its attributes.

Specified by:

handles in interface Figure

Specified by:

handles in class AbstractFigure

Returns:

a Vector of handles

See Also:

Handle

displayBox

public java.awt.Rectangle displayBox()

Description copied from class: AbstractFigure

Gets the display box of a figure.

Specified by:

displayBox in interface Figure

Specified by:

displayBox in class AbstractFigure

See Also:

Figure.basicDisplayBox(java.awt.Point, java.awt.Point)

basicMoveBy

protected void basicMoveBy(int x,
                           int y)

Description copied from class: AbstractFigure

Moves the figure. This is the method that subclassers override. Clients usually call displayBox.

Specified by:

basicMoveBy in class AbstractFigure

See Also:

AbstractFigure.moveBy(int, int)

draw

public void draw(java.awt.Graphics g)

Description copied from class: AttributeFigure

Draws the figure in the given graphics. Draw is a template method calling drawBackground followed by drawFrame.

Specified by:

draw in interface Figure

Overrides:

draw in class AttributeFigure

Parameters:

g - the Graphics to draw into

imageUpdate

public boolean imageUpdate(java.awt.Image img,
                           int flags,
                           int x,
                           int y,
                           int w,
                           int h)

Handles asynchroneous image updates.

Specified by:

imageUpdate in interface java.awt.image.ImageObserver

write

public void write(StorableOutput dw)

Writes the ImageFigure to a StorableOutput. Only a reference to the image, that is its pathname is saved.

Specified by:

write in interface Storable

Overrides:

write in class AttributeFigure

read

public void read(StorableInput dr)
          throws java.io.IOException

Reads the ImageFigure from a StorableInput. It registers the referenced figure to be loaded from the Iconkit.

Specified by:

read in interface Storable

Overrides:

read in class AttributeFigure

Throws:

java.io.IOException

See Also:

Iconkit.registerImage(java.lang.String)