/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.pdfbox.util.operator; import java.util.List; import org.apache.pdfbox.cos.COSBase; import org.apache.pdfbox.cos.COSName; import org.apache.pdfbox.pdmodel.graphics.PDExtendedGraphicsState; import org.apache.pdfbox.util.PDFOperator; import java.io.IOException; /** * <p>Structal modification of the PDFEngine class : * the long sequence of conditions in processOperator is remplaced by * this strategy pattern.</p> * * @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a> * @version $Revision: 1.5 $ */ public class SetGraphicsStateParameters extends OperatorProcessor { /** * gs Set parameters from graphics state parameter dictionary. * @param operator The operator that is being executed. * @param arguments List * @throws IOException If an error occurs while processing the font. */ public void process(PDFOperator operator, List<COSBase> arguments) throws IOException { //set parameters from graphics state parameter dictionary COSName graphicsName = (COSName)arguments.get( 0 ); PDExtendedGraphicsState gs = (PDExtendedGraphicsState)context.getGraphicsStates().get( graphicsName.getName() ); gs.copyIntoGraphicsState( context.getGraphicsState() ); } }