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java.lang.Objectorg.apache.xmlgraphics.image.loader.impl.AbstractImagePreloader
org.apache.xmlgraphics.image.loader.impl.PreloaderEMF
Image preloader for EMF images.
Field Summary | |
protected static int |
EMF_SIG_LENGTH
Length of the EMF header |
Fields inherited from interface org.apache.xmlgraphics.image.loader.spi.ImagePreloader |
DEFAULT_PRIORITY |
Constructor Summary | |
PreloaderEMF()
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Method Summary | |
ImageInfo |
preloadImage(java.lang.String uri,
javax.xml.transform.Source src,
ImageContext context)
"Preloads" an image, i.e. indentifies whether the source image is supported by this implementation and determines the image's intrinsic size and possibly some additional information. The image is usually not fully loaded at this time to conserve memory. |
Methods inherited from class org.apache.xmlgraphics.image.loader.impl.AbstractImagePreloader |
getHeader, getPriority |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected static final int EMF_SIG_LENGTH
Constructor Detail |
public PreloaderEMF()
Method Detail |
public ImageInfo preloadImage(java.lang.String uri, javax.xml.transform.Source src, ImageContext context) throws java.io.IOException, ImageException
uri
- the original (unresolved) URI of the imagesrc
- a image source the image is loaded fromcontext
- the context object that provides configuration information
ImageException
- if an error occurs while preloading the image
java.io.IOException
- if an I/O error occurs while preloading the image
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