org.ajax4jsf.resource
Class Java2Dresource

java.lang.Object
  org.ajax4jsf.resource.InternetResourceBase
      org.ajax4jsf.resource.Java2Dresource

All Implemented Interfaces:

org.ajax4jsf.resource.InternetResource

Direct Known Subclasses:

BaseGradient, CancelControlIcon, ComboBoxArrowImage, CustomizeableGradient, EditIcon, OneColorBasedResource, SaveControlIcon, SliderArrowBase, SpinnerButtonImage, TriangleIconBase

public class Java2Dresource
extends InternetResourceBase

Version:

$Revision: 1.1.2.3 $ $Date: 2007/02/01 15:31:57 $

Author:

shura (latest modification by $Author: alexsmirnov $)

Field Summary

Fields inherited from interface org.ajax4jsf.resource.InternetResource

CODEC_ATTR, DATA_SEPARATOR, DEFAULT_EXPIRE, DEFAULT_EXPITE_PARAMETER, ENCODE_PASS_PARAMETER, ENCODE_URI_PARAMETER, RESOURCE_PROTOCOL, RESOURCE_URI_PREFIX, RESOURCE_URI_PREFIX_LENGTH

Constructor Summary

Java2Dresource()

Method Summary

java.awt.Dimension	getDimensions(javax.faces.context.FacesContext facesContext, java.lang.Object data) Primary calculation of image dimensions - used when HTML code is generated to render IMG's width and height Subclasses should override this method to provide correct sizes of rendered images
protected java.awt.Dimension	getDimensions(org.ajax4jsf.resource.ResourceContext resourceContext) Secondary calculation is used basically by getImage method
protected java.awt.image.RenderedImage	getImage(org.ajax4jsf.resource.ResourceContext context) Create RenderedImage for send to client.
java.io.InputStream	getResourceAsStream(org.ajax4jsf.resource.ResourceContext context)
protected void	paint(org.ajax4jsf.resource.ResourceContext context, java.awt.Graphics2D graphics2D) Template method for create image as Applet-like paint.
void	send(org.ajax4jsf.resource.ResourceContext context)

Methods inherited from class org.ajax4jsf.resource.InternetResourceBase

deserializeData, encode, encode, encodeBegin, encodeEnd, getContentLength, getContentType, getDataToStore, getExpired, getKey, getLastModified, getProperty, getRenderer, getUri, isCacheable, isSessionAware, requireFacesContext, restoreData, sendHeaders, setCacheable, setContentLength, setExpired, setKey, setLastModified, setProperty, setRenderer, setSessionAware

Methods inherited from class java.lang.Object

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

Constructor Detail

Java2Dresource

public Java2Dresource()

Method Detail

getDimensions

public java.awt.Dimension getDimensions(javax.faces.context.FacesContext facesContext,
                                        java.lang.Object data)

Primary calculation of image dimensions - used when HTML code is generated to render IMG's width and height Subclasses should override this method to provide correct sizes of rendered images

Parameters:

facesContext -

Returns:

dimensions of the image to be displayed on page

getDimensions

protected java.awt.Dimension getDimensions(org.ajax4jsf.resource.ResourceContext resourceContext)

Secondary calculation is used basically by getImage method

Parameters:

resourceContext -

Returns:

getResourceAsStream

public java.io.InputStream getResourceAsStream(org.ajax4jsf.resource.ResourceContext context)

Specified by:

getResourceAsStream in interface org.ajax4jsf.resource.InternetResource

Overrides:

getResourceAsStream in class InternetResourceBase

send

public void send(org.ajax4jsf.resource.ResourceContext context)
          throws java.io.IOException

Specified by:

send in interface org.ajax4jsf.resource.InternetResource

Overrides:

send in class InternetResourceBase

Throws:

java.io.IOException

getImage

protected java.awt.image.RenderedImage getImage(org.ajax4jsf.resource.ResourceContext context)

Create RenderedImage for send to client. can be used as Java2d or Java Advanced Imaging.

Parameters:

context -

Returns:

image to send.

paint

protected void paint(org.ajax4jsf.resource.ResourceContext context,
                     java.awt.Graphics2D graphics2D)

Template method for create image as Applet-like paint.

Parameters:

context - - current resource context.

graphics2D - - graphics to paint.