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Free Java Reporting Library
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports 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 3 of the License, or
* (at your option) any later version.
*
* JasperReports 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 JasperReports. If not, see .
*/
package net.sf.jasperreports.engine.base;
import java.awt.Color;
import java.io.IOException;
import java.io.ObjectInputStream;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRGraphicElement;
import net.sf.jasperreports.engine.JRPen;
import net.sf.jasperreports.engine.type.FillEnum;
/**
* This class provides functionality common to graphic elements. It provides implementation for the methods described
* in JRTextElement.
* @author Teodor Danciu ([email protected])
*/
public abstract class JRBaseGraphicElement extends JRBaseElement implements JRGraphicElement
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
/**
*
*/
protected JRPen linePen;
protected FillEnum fillValue;
/**
* Constructs an empty graphic element. By default graphic elements are opaque.
*
protected JRBaseGraphicElement()
{
super();
}
/**
* Initializes properties that are specific to graphic elements. Common properties are initialized by its
* parent constructor.
* @param graphicElement an element whose properties are copied to this element. Usually it is a
* {@link net.sf.jasperreports.engine.design.JRDesignGraphicElement} that must be transformed into an
* JRBaseGraphicElement at compile time.
* @param factory a factory used in the compile process
*/
protected JRBaseGraphicElement(JRGraphicElement graphicElement, JRBaseObjectFactory factory)
{
super(graphicElement, factory);
linePen = graphicElement.getLinePen().clone(this);
fillValue = graphicElement.getOwnFillValue();
}
@Override
public JRPen getLinePen()
{
return linePen;
}
@Override
public FillEnum getFillValue()
{
return getStyleResolver().getFillValue(this);
}
@Override
public FillEnum getOwnFillValue()
{
return this.fillValue;
}
@Override
public void setFill(FillEnum fillValue)
{
FillEnum old = this.fillValue;
this.fillValue = fillValue;
getEventSupport().firePropertyChange(JRBaseStyle.PROPERTY_FILL, old, this.fillValue);
}
@Override
public Float getDefaultLineWidth()
{
return JRPen.LINE_WIDTH_1;
}
@Override
public Color getDefaultLineColor()
{
return getForecolor();
}
@Override
public Object clone()
{
JRBaseGraphicElement clone = (JRBaseGraphicElement)super.clone();
clone.linePen = linePen.clone(clone);
return clone;
}
/*
* These fields are only for serialization backward compatibility.
*/
private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_2; //NOPMD
/**
* @deprecated
*/
private Byte fill;
@SuppressWarnings("deprecation")
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
{
in.defaultReadObject();
if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_2)
{
fillValue = FillEnum.getByValue(fill);
fill = null;
}
}
}