Java Doc for GIFHelper.java in  » Ajax » Laszlo-4.0.10 » org » openlaszlo » iv » flash » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Ajax » Laszlo 4.0.10 » org.openlaszlo.iv.flash.util   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.openlaszlo.iv.flash.util.GIFHelper GIFHelper public class GIFHelper (Code) GIF Reader utility class Parse GIF code from an inputStream without using java.awt (to avoid the need of a display on a server) Use a modified version of the GIFDecoder part the PJA Toolkit Part of the implementation has been commented because we didn't need it Basically everything that was dealing with GIF comments output and the creation of an RGB image With kind permission of Emmanuel PUYBARET from eteks Lots of contributions here, but the code is reliable and approved Following is the initial copyright notice (which for this project is Apache style) Copyright (c) 2000 Emmanuel PUYBARET / eTeks . All Rights Reserved. Raster over-run errors fixed by Alan Dix (alan@hcibook.com www.hiraeth.com/alan) Visit eTeks web site for up-to-date versions of the original file and other Java tools and tutorials : http://www.eteks.com/ This file is based and translated from the following C source file : xvgif.c - GIF loading code for 'xv'. Based strongly on... gif2ras.c - Converts from a Compuserve GIF (tm) image to a Sun raster image. Copyright (c) 1988, 1989 by Patrick J. Naughton Author: Patrick J. Naughton naughton@wind.sun.com Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation. This file is provided AS IS with no warranties of any kind. The author shall have no liability with respect to the infringement of copyrights, trade secrets or any patents by this file or any part thereof. In no event will the author be liable for any lost revenue or profits or other special, indirect and consequential damages. Method Summary public  void doRead(byte[] buffer)      public  void doRead(FlashBuffer fob)      public  void doRead(InputStream input)      public  int getColorTableSize()      public  int getHeight()      public  int getWidth()      public  DataMarker getZlibData()      public  boolean isAlpha()      Method Detail doRead public void doRead(byte[] buffer) throws IOException(Code) Launch the loadGIF routine Parameters:   buffer - exception:   IOException - doRead public void doRead(FlashBuffer fob) throws IOException(Code) doRead public void doRead(InputStream input) throws IOException(Code) getColorTableSize public int getColorTableSize()(Code) The following methods are the getters needed for JGen to process a new LBitmap object to insert into the Script Added to the original GIFReader especially for JGen getHeight public int getHeight()(Code) getWidth public int getWidth()(Code) getZlibData public DataMarker getZlibData() throws IOException(Code) isAlpha public boolean isAlpha()(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)