org.apache.pivot.wtk.media
Class Image

java.lang.Object
  org.apache.pivot.wtk.media.Image

All Implemented Interfaces:

Visual

Direct Known Subclasses:

Drawing, ListViewColorItemRenderer.ColorBadge, Picture

public abstract class Image
extends Object
implements Visual

Abstract base class for images. An image is either a bitmapped "picture" or a vector "drawing".

Nested Class Summary

protected static class	Image.ImageListenerList Image listener list.
static class	Image.LoadTask Task that executes an image load operation.

Field Summary

protected Image.ImageListenerList

imageListeners

Constructor Summary

Image()

Method Summary

int	getBaseline() Returns the visual's baseline.
org.apache.pivot.util.ListenerList<ImageListener>	getImageListeners()
Dimensions	getSize()
static Image	load(URL location)
static Image.LoadTask	load(URL location, org.apache.pivot.util.concurrent.TaskListener<Image> loadListener)
void	update(int x, int y, int width, int height)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pivot.wtk.Visual

getHeight, getWidth, paint

Field Detail

imageListeners

protected Image.ImageListenerList imageListeners

Constructor Detail

Image

public Image()

Method Detail

getBaseline

public int getBaseline()

Description copied from interface: Visual

Returns the visual's baseline.

Specified by:

getBaseline in interface Visual

Returns:

The baseline relative to the origin of the visual, or -1 if this visual does not have a baseline.

getSize

public Dimensions getSize()

update

public void update(int x,
                   int y,
                   int width,
                   int height)

getImageListeners

public org.apache.pivot.util.ListenerList<ImageListener> getImageListeners()

load

public static Image load(URL location)
                  throws org.apache.pivot.util.concurrent.TaskExecutionException

Throws:

org.apache.pivot.util.concurrent.TaskExecutionException

load

public static Image.LoadTask load(URL location,
                                  org.apache.pivot.util.concurrent.TaskListener<Image> loadListener)