com.nwalsh.xalan
Class ImageIntrinsics

java.lang.Object
  extended by com.nwalsh.xalan.ImageIntrinsics
All Implemented Interfaces:
ImageObserver

public class ImageIntrinsics
extends Object
implements ImageObserver

Saxon extension to examine intrinsic size of images

$Id: ImageIntrinsics.java,v 1.2 2004/09/05 11:32:31 xmldoc Exp $

Copyright (C) 2002 Norman Walsh.

This class provides a Xalan extension to find the intrinsic size of images.

Change Log:

1.0

Initial release.

Version:
$Id: ImageIntrinsics.java,v 1.2 2004/09/05 11:32:31 xmldoc Exp $
Author:
Norman Walsh ndw@nwalsh.com

Field Summary
(package private)  int depth
           
(package private)  Image image
           
(package private)  boolean imageFailed
           
(package private)  boolean imageLoaded
           
(package private)  int width
           
 
Fields inherited from interface java.awt.image.ImageObserver
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH
 
Constructor Summary
ImageIntrinsics(ExpressionContext context, String imageFn)
          Constructor for ImageIntrinsics
 
Method Summary
 int getDepth(ExpressionContext context, int defaultDepth)
           
 int getWidth(ExpressionContext context, int defaultWidth)
           
 boolean imageUpdate(Image img, int infoflags, 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
 

Field Detail

imageLoaded

boolean imageLoaded

imageFailed

boolean imageFailed

image

Image image

width

int width

depth

int depth
Constructor Detail

ImageIntrinsics

public ImageIntrinsics(ExpressionContext context,
                       String imageFn)

Constructor for ImageIntrinsics

Method Detail

getWidth

public int getWidth(ExpressionContext context,
                    int defaultWidth)

getDepth

public int getDepth(ExpressionContext context,
                    int defaultDepth)

imageUpdate

public boolean imageUpdate(Image img,
                           int infoflags,
                           int x,
                           int y,
                           int width,
                           int height)
Specified by:
imageUpdate in interface ImageObserver