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- /*
-
- ============================================================================
- The Apache Software License, Version 1.1
- ============================================================================
-
- Copyright (C) 1999 The Apache Software Foundation. All rights reserved.
-
- Redistribution and use in source and binary forms, with or without modifica-
- tion, are permitted provided that the following conditions are met:
-
- 1. Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
- 2. Redistributions in binary form must reproduce the above copyright notice,
- this list of conditions and the following disclaimer in the documentation
- and/or other materials provided with the distribution.
-
- 3. The end-user documentation included with the redistribution, if any, must
- include the following acknowledgment: "This product includes software
- developed by the Apache Software Foundation (http://www.apache.org/)."
- Alternately, this acknowledgment may appear in the software itself, if
- and wherever such third-party acknowledgments normally appear.
-
- 4. The names "Fop" and "Apache Software Foundation" must not be used to
- endorse or promote products derived from this software without prior
- written permission. For written permission, please contact
- apache@apache.org.
-
- 5. Products derived from this software may not be called "Apache", nor may
- "Apache" appear in their name, without prior written permission of the
- Apache Software Foundation.
-
- THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
- INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
- This software consists of voluntary contributions made by many individuals
- on behalf of the Apache Software Foundation and was originally created by
- James Tauber <jtauber@jtauber.com>. For more information on the Apache
- Software Foundation, please see <http://www.apache.org/>.
-
- */
-
- //Author: Eric SCHAEFFER
- //Description: implement ImageConsumer for FopImage classes
-
- package org.apache.fop.image;
-
- // Java
- import java.util.Hashtable;
- import org.apache.fop.messaging.MessageHandler;
- import java.awt.image.*;
- import java.awt.*;
-
- import java.lang.reflect.Array;
-
- // CONSUMER CLASS
- public class FopImageConsumer implements ImageConsumer {
- protected int width = -1;
- protected int height = -1;
- protected Integer imageStatus = new Integer(-1);
- protected int hints = 0;
- protected Hashtable properties = null;
- protected ColorModel cm = null;
- protected ImageProducer ip = null;
-
- public FopImageConsumer(ImageProducer iprod) {
- this.ip = iprod;
- }
-
- public void imageComplete(int status) {
- /*
- MessageHandler.error("Status ");
- if (status == ImageConsumer.COMPLETESCANLINES) {
- MessageHandler.errorln("CompleteScanLines");
- } else if (status == ImageConsumer.IMAGEABORTED) {
- MessageHandler.errorln("ImageAborted");
- } else if (status == ImageConsumer.IMAGEERROR) {
- MessageHandler.errorln("ImageError");
- } else if (status == ImageConsumer.RANDOMPIXELORDER) {
- MessageHandler.errorln("RandomPixelOrder");
- } else if (status == ImageConsumer.SINGLEFRAME) {
- MessageHandler.errorln("SingleFrame");
- } else if (status == ImageConsumer.SINGLEFRAMEDONE) {
- MessageHandler.errorln("SingleFrameDone");
- } else if (status == ImageConsumer.SINGLEPASS) {
- MessageHandler.errorln("SinglePass");
- } else if (status == ImageConsumer.STATICIMAGEDONE) {
- MessageHandler.errorln("StaticImageDone");
- } else if (status == ImageConsumer.TOPDOWNLEFTRIGHT) {
- MessageHandler.errorln("TopDownLeftRight");
- }
- */
- synchronized(this.imageStatus) {
- // Need to stop status if image done
- if (this.imageStatus.intValue() != ImageConsumer.STATICIMAGEDONE)
- this.imageStatus = new Integer(status);
- }
- }
-
- public void setColorModel(ColorModel model) {
- //MessageHandler.errorln("setColorModel: " + model);
- this.cm = model;
- }
-
- public void setDimensions(int width, int height) {
- //MessageHandler.errorln("setDimension: w=" + width + " h=" + height);
- this.width = width;
- this.height = height;
- }
-
- public void setHints(int hintflags) {
- //MessageHandler.errorln("setHints: " + hintflags);
- this.hints = hintflags;
- }
-
- public void setProperties(Hashtable props) {
- //MessageHandler.errorln("setProperties: " + props);
- this.properties = props;
- }
-
- public void setPixels(int x, int y, int w, int h,
- ColorModel model, byte[] pixels,int off,
- int scansize) {}
-
- public void setPixels(int x, int y, int w, int h,
- ColorModel model, int[] pixels, int off,
- int scansize) {}
-
- public boolean isImageReady() throws Exception {
- synchronized(this.imageStatus) {
- if (this.imageStatus.intValue() == ImageConsumer.IMAGEABORTED)
- throw new Exception("Image aborted");
- if (this.imageStatus.intValue() == ImageConsumer.IMAGEERROR)
- throw new Exception("Image error");
-
- if (this.imageStatus.intValue() == ImageConsumer.STATICIMAGEDONE)
- return true;
-
- return false;
- }
- }
-
- public int getWidth() {
- return this.width;
- }
-
- public int getHeight() {
- return this.height;
- }
-
- public ColorModel getColorModel() {
- return this.cm;
- }
-
- public int[] getImage() throws Exception {
- int tmpMap[] = new int[this.width * this.height];
- PixelGrabber pg = new PixelGrabber(
- this.ip,
- 0, 0,
- this.width, this.height,
- tmpMap,
- 0, this.width
- );
- pg.setDimensions(this.width, this.height);
- pg.setColorModel(this.cm);
- pg.setHints(this.hints);
- pg.setProperties(this.properties);
- try {
- pg.grabPixels();
- } catch (InterruptedException intex) {
- throw new Exception("Image grabbing interrupted : " + intex.getMessage());
- }
- return tmpMap;
- }
- }
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