/*******************************************************************************
* Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria
* PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
* joint initiative of the Federal Chancellery Austria and Graz University of
* Technology.
*
* Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
* the European Commission - subsequent versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
* http://www.osor.eu/eupl/
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the Licence is distributed on an "AS IS" basis,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Licence for the specific language governing permissions and
* limitations under the Licence.
*
* This product combines work with different licenses. See the "NOTICE" text
* file for details on the various modules and licenses.
* The "NOTICE" text file is part of the distribution. Any derivative works
* that you distribute must include a readable copy of the "NOTICE" text file.
******************************************************************************/
/**
* Copyright 2006 by Know-Center, Graz, Austria
* PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
* joint initiative of the Federal Chancellery Austria and Graz University of
* Technology.
*
* Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
* the European Commission - subsequent versions of the EUPL (the "Licence");
* You may not use this work except in compliance with the Licence.
* You may obtain a copy of the Licence at:
* http://www.osor.eu/eupl/
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the Licence is distributed on an "AS IS" basis,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the Licence for the specific language governing permissions and
* limitations under the Licence.
*
* This product combines work with different licenses. See the "NOTICE" text
* file for details on the various modules and licenses.
* The "NOTICE" text file is part of the distribution. Any derivative works
* that you distribute must include a readable copy of the "NOTICE" text file.
*/
package at.knowcenter.wag.egov.egiz.pdfbox2.pdf.operator.path.construction;
import java.io.IOException;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.pdfbox.contentstream.operator.Operator;
import org.apache.pdfbox.cos.COSBase;
import at.knowcenter.wag.egov.egiz.pdfbox2.pdf.PDFPage;
import at.knowcenter.wag.egov.egiz.pdfbox2.pdf.operator.path.PathConstructionOperatorProcessor;
/**
* Close the current subpath by appending a straight line segment from the current point to the starting point of the
* subpath. If the current subpath is already closed, h shall donothing. This operator terminates the current subpath.
* Appending another segment to the current path shall begin a new subpath, even if the new segment begins at the
* endpoint reached by the h operation.
*
* @see "PDF 1.7 specification, Section 8.5.2 'Path Construction Operators'"
* @author PdfBox, modified by Datentechnik Innovation GmbH
*/
public class ClosePath extends PathConstructionOperatorProcessor {
private Log log = LogFactory.getLog(getClass());
public ClosePath(PDFPage context) {
super(context);
}
@Override
public void process(Operator operator, List operands) throws IOException {
try {
PDFPage pdfPage = (PDFPage) context;
pdfPage.getCurrentPath().closePath();
if (log.isTraceEnabled()) {
log.trace("Closing current path.");
}
} catch (Exception e) {
log.warn("Error processing operator 'h'.", e);
}
}
@Override
public String getName() {
// TODO Auto-generated method stub
return null;
}
}