org.jpedal.color.PatternDisplay Maven / Gradle / Ivy
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/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/java-pdf-library-support/
*
* (C) Copyright 1997-2013, IDRsolutions and Contributors.
*
* This file is part of JPedal
*
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.DynamicVectorRenderer;
import org.jpedal.render.T3Display;
import org.jpedal.render.T3Renderer;
public class PatternDisplay extends T3Display implements T3Renderer {
private BufferedImage lastImg;
private int imageCount = 0;
public PatternDisplay(int i, boolean b, int j, ObjectStore localStore) {
super(i, b, j, localStore);
this.type = DynamicVectorRenderer.CREATE_PATTERN;
}
/* save image in array to draw */
@Override
public int drawImage(int pageNumber, BufferedImage image, GraphicsState currentGraphicsState, boolean alreadyCached, String name,
int optionsApplied, int previousUse) {
this.lastImg = image;
this.imageCount++;
return super.drawImage(pageNumber, image, currentGraphicsState, alreadyCached, name, optionsApplied, previousUse);
}
@Override
public BufferedImage getSingleImagePattern() {
if (this.imageCount != 1) return null;
else return this.lastImg;
}
}