/*
* 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.pagedrawer;
import java.awt.geom.GeneralPath;
import java.io.IOException;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.pdfbox.cos.COSBase;
import org.apache.pdfbox.pdfviewer.PageDrawer;
import org.apache.pdfbox.util.PDFOperator;
import org.apache.pdfbox.util.operator.OperatorProcessor;
/**
* Implementation of content stream operator for page drawer.
*
* @author <a href="mailto:Daniel.Wilson@BlackLocustSoftware.com">Daniel Wilson</a>
* @version $Revision: 1.1 $
*/
public class ClipEvenOddRule extends OperatorProcessor
{
/**
* Log instance.
*/
private static final Log log = LogFactory.getLog(ClipEvenOddRule.class);
/**
* process : W* : set clipping path using even odd rule.
* @param operator The operator that is being executed.
* @param arguments List
*
* @throws IOException if there is an error during execution.
*/
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException
{
try
{
PageDrawer drawer = (PageDrawer)context;
drawer.setClippingPath(GeneralPath.WIND_EVEN_ODD);
}
catch (Exception e)
{
log.warn(e, e);
}
}
}