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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2017 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* PatternDisplay.java
* ---------------
*/
package org.jpedal.color;
import java.awt.image.BufferedImage;
import org.jpedal.io.ObjectStore;
import org.jpedal.objects.GraphicsState;
import org.jpedal.render.T3Display;
public class PatternDisplay extends T3Display {
private BufferedImage lastImg;
private int imageCount;
public PatternDisplay(final int i, final boolean b, final int j, final ObjectStore localStore)
{
super(i,b,j,localStore);
}
/* save image in array to draw */
@Override
public int drawImage(final int pageNumber, final BufferedImage image,
final GraphicsState currentGraphicsState,
final boolean alreadyCached, final String name, final int previousUse) {
lastImg=image;
imageCount++;
return super.drawImage(pageNumber, image, currentGraphicsState, alreadyCached, name, previousUse);
}
BufferedImage getSingleImagePattern(){
if(imageCount!=1) {
return null;
} else {
return lastImg;
}
}
}