edu.washington.cs.supple.wlib.java2
Class AbstractImageBasedWidget

java.lang.Object
  edu.washington.cs.supple.render.AbstractWidget
      edu.washington.cs.supple.render.SimpleWidget
          edu.washington.cs.supple.wlib.java2.AbstractImageBasedWidget

All Implemented Interfaces:

java.lang.Cloneable, java.util.EventListener, java.beans.PropertyChangeListener, SwingWidget, UnwrappedWidget, Widget

Direct Known Subclasses:

ImageWidget, SimpleMapWidget

public abstract class AbstractImageBasedWidget

extends SimpleWidget

implements SwingWidget

Author:

kgajos

Field Summary

protected java.awt.Image	curImage
protected javax.swing.ImageIcon	curImageIcon
protected int	desiredHeight
protected int	desiredWidth
protected double	downsample
static java.lang.String	DOWNSAMPLE_PROPERTY
protected int	height
protected java.lang.String	IMAGE_NOT_AVAILABLE
protected int	imageHeight
protected javax.swing.JLabel	imageLabel
protected int	imageWidth
protected int	width

Fields inherited from class edu.washington.cs.supple.render.AbstractWidget

bag, cost, engaged, object, parent, stateVar, textLabel, type, widgetDescriptor, wrapper

Fields inherited from interface edu.washington.cs.supple.render.Widget

MAX_HINT, NO_BORDER, NO_NAME, TOP_LEVEL_WIDGET

Constructor Summary

AbstractImageBasedWidget(UiObject object, int width, int height, int desiredWith, int desiredHeight)

AbstractImageBasedWidget(UiObject object, WidgetDescriptor wd, WidgetFactory f)

Method Summary

protected javax.swing.JComponent	createImageLabel(int hints)
protected WidgetDescriptor	generateWidgetDescriptor() Subclasses can override this method if their widget descriptor include extra information
double	getDownsample() returns the factor by which this widget will scale down images from their desired size (as specified in the corresponding ImageType)
protected void	setCurImage(java.awt.Image i)
protected void	setCurImage(javax.swing.ImageIcon newIcon)
java.lang.String	toString()
protected void	updateImage(java.lang.Object o) sets the internal var representing the current image to be displayed and updates the widgets

Methods inherited from class edu.washington.cs.supple.render.SimpleWidget

childIterator, getEffortEstimate, hasChildren

Methods inherited from class edu.washington.cs.supple.render.AbstractWidget

anotherPropertyChanged, clone, clone, disengage, dismissCurrentView, displayDynamic, engage, equals, executeAction, getBag, getConcreteWidget, getConcreteWidget, getCost, getParent, getPath, getSize, getSizeCache, getTextLabel, getType, getUiObject, getWidgetDescriptor, getWidgetProperties, indexChanged, isEngaged, isEquivalent, legalValuesChanged, likelyValuesChanged, propertyChange, rendersObject, reportActionExecutionEvent, reportValueChangedEvent, setBag, setCost, setEnabled, setParent, setSizeCache, setValue, setWrapper, unwrapWidget, valueChanged

Methods inherited from class java.lang.Object

finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface edu.washington.cs.supple.wlib.java2.SwingWidget

getSwingComponent

Methods inherited from interface edu.washington.cs.supple.render.Widget

childIterator, clone, clone, disengage, engage, getBag, getConcreteWidget, getConcreteWidget, getCost, getEffortEstimate, getPath, getSize, getSizeCache, getTextLabel, getType, getUiObject, getWidgetDescriptor, getWidgetProperties, hasChildren, isEngaged, isEquivalent, setBag, setCost, setEnabled, setParent, setSizeCache, setWrapper, unwrapWidget

Field Detail

IMAGE_NOT_AVAILABLE

protected java.lang.String IMAGE_NOT_AVAILABLE

DOWNSAMPLE_PROPERTY

public static final java.lang.String DOWNSAMPLE_PROPERTY

See Also:

Constant Field Values

curImage

protected java.awt.Image curImage

curImageIcon

protected javax.swing.ImageIcon curImageIcon

imageLabel

protected javax.swing.JLabel imageLabel

width

protected int width

height

protected int height

desiredWidth

protected int desiredWidth

desiredHeight

protected int desiredHeight

imageWidth

protected int imageWidth

imageHeight

protected int imageHeight

downsample

protected double downsample

Constructor Detail

AbstractImageBasedWidget

public AbstractImageBasedWidget(UiObject object,
                                int width,
                                int height,
                                int desiredWith,
                                int desiredHeight)

Parameters:

object -

AbstractImageBasedWidget

public AbstractImageBasedWidget(UiObject object,
                                WidgetDescriptor wd,
                                WidgetFactory f)

Method Detail

getDownsample

public double getDownsample()

returns the factor by which this widget will scale down images from their desired size (as specified in the corresponding ImageType)

Returns:

generateWidgetDescriptor

protected WidgetDescriptor generateWidgetDescriptor()

Description copied from class: AbstractWidget

Subclasses can override this method if their widget descriptor include extra information

Overrides:

generateWidgetDescriptor in class AbstractWidget

Returns:

a new widget descriptor for this widge

createImageLabel

protected javax.swing.JComponent createImageLabel(int hints)

setCurImage

protected void setCurImage(java.awt.Image i)

setCurImage

protected void setCurImage(javax.swing.ImageIcon newIcon)

updateImage

protected void updateImage(java.lang.Object o)

sets the internal var representing the current image to be displayed and updates the widgets

Parameters:

o - the new image

toString

public java.lang.String toString()

Overrides:

toString in class AbstractWidget