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Reports features extracted from a PDF document.
/**
* This file is part of veraPDF PDF Box Features Reporting, a module of the veraPDF project.
* Copyright (c) 2015, veraPDF Consortium
* All rights reserved.
*
* veraPDF PDF Box Features Reporting is free software: you can redistribute it and/or modify
* it under the terms of either:
*
* The GNU General public license GPLv3+.
* You should have received a copy of the GNU General Public License
* along with veraPDF PDF Box Features Reporting as the LICENSE.GPL file in the root of the source
* tree. If not, see http://www.gnu.org/licenses/ or
* https://www.gnu.org/licenses/gpl-3.0.en.html.
*
* The Mozilla Public License MPLv2+.
* You should have received a copy of the Mozilla Public License along with
* veraPDF PDF Box Features Reporting as the LICENSE.MPL file in the root of the source tree.
* If a copy of the MPL was not distributed with this file, you can obtain one at
* http://mozilla.org/MPL/2.0/.
*/
package org.verapdf.features.pb.objects;
import org.apache.pdfbox.pdmodel.graphics.pattern.PDShadingPattern;
import org.verapdf.features.objects.ShadingPatternFeaturesObjectAdapter;
import org.verapdf.features.pb.tools.PBAdapterHelper;
import java.util.Collections;
import java.util.List;
/**
* Features object adapter for shading pattern
*
* @author Maksim Bezrukov
*/
public class PBShadingPatternFeaturesObjectAdapter implements ShadingPatternFeaturesObjectAdapter {
private PDShadingPattern shadingPattern;
private String id;
private String shadingChild;
private String extGStateChild;
/**
* Constructs new tilling pattern features object adapter
*
* @param shadingPattern PDShadingPattern which represents shading pattern for feature report
* @param id id of the object
* @param extGStateChild external graphics state id which contains in this shading pattern
* @param shadingChild shading id which contains in this shading pattern
*/
public PBShadingPatternFeaturesObjectAdapter(PDShadingPattern shadingPattern, String id, String shadingChild, String extGStateChild) {
this.shadingPattern = shadingPattern;
this.id = id;
this.shadingChild = shadingChild;
this.extGStateChild = extGStateChild;
}
@Override
public String getID() {
return this.id;
}
@Override
public String getShadingChild() {
return this.shadingChild;
}
@Override
public String getExtGStateChild() {
return this.extGStateChild;
}
@Override
public double[] getMatrix() {
if (this.shadingPattern != null) {
return PBAdapterHelper.parseFloatMatrix(this.shadingPattern.getMatrix().getValues());
}
return null;
}
@Override
public boolean isPDFObjectPresent() {
return this.shadingPattern != null;
}
@Override
public List getErrors() {
return Collections.emptyList();
}
}
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