Package net.sf.jasperreports.engine.base

Source Code of net.sf.jasperreports.engine.base.JRBaseGraphicElement

/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. 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 <http://www.gnu.org/licenses/>.
*/
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;
import net.sf.jasperreports.engine.util.JRPenUtil;
import net.sf.jasperreports.engine.util.JRStyleResolver;


/**
* This class provides functionality common to graphic elements. It provides implementation for the methods described
* in <tt>JRTextElement</tt>.
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRBaseGraphicElement.java 3833 2010-05-27 14:16:59Z teodord $
*/
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
   * <tt>JRBaseGraphicElement</tt> 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();
  }
   

  /**
   *
   */
  public JRPen getLinePen()
  {
    return linePen;
  }

  /**
   * @deprecated Replaced by {@link #getLinePen()}
   */
  public byte getPen()
  {
    return JRPenUtil.getPenFromLinePen(linePen);
  }
   
  /**
   * @deprecated Replaced by {@link #getLinePen()}
   */
  public Byte getOwnPen()
  {
    return JRPenUtil.getOwnPenFromLinePen(linePen);
  }

  /**
   * @deprecated Replaced by {@link #getLinePen()}
   */
  public void setPen(byte pen)
  {
    setPen(new Byte(pen));
  }
   
  /**
   * @deprecated Replaced by {@link #getLinePen()}
   */
  public void setPen(Byte pen)
  {
    JRPenUtil.setLinePenFromPen(pen, linePen);
  }
   
  /**
   * @deprecated Replaced by {@link #getFillValue()}
   */
  public byte getFill()
  {
    return getFillValue().getValue();
  }

  /**
   * @deprecated Replaced by {@link #getOwnFillValue()}
   */
  public Byte getOwnFill()
  {
    return getOwnFillValue() == null ? null : getOwnFillValue().getValueByte();
  }
 
  /**
   * @deprecated Replaced by {@link #setFill(FillEnum)}
   */
  public void setFill(byte fill)
  {
    setFill(FillEnum.getByValue(fill));
  }
 
  /**
   * @deprecated Replaced by {@link #setFill(FillEnum)}
   */
  public void setFill(Byte fill)
  {
    setFill(FillEnum.getByValue(fill));
  }

  /**
   *
   */
  public FillEnum getFillValue()
  {
    return JRStyleResolver.getFillValue(this);
  }

  public FillEnum getOwnFillValue()
  {
    return this.fillValue;
  }
 
  /**
   *
   */
  public void setFill(FillEnum fillValue)
  {
    FillEnum old = this.fillValue;
    this.fillValue = fillValue;
    getEventSupport().firePropertyChange(JRBaseStyle.PROPERTY_FILL, old, this.fillValue);
  }

  /**
   *
   */
  public Float getDefaultLineWidth()
  {
    return JRPen.LINE_WIDTH_1;
  }

  /**
   *
   */
  public Color getDefaultLineColor()
  {
    return getForecolor();
  }
   

  /**
   *
   */
  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 pen;
  /**
   * @deprecated
   */
  private Byte fill;
 
  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;
    }
    if (linePen == null)
    {
      linePen = new JRBasePen(this);
      JRPenUtil.setLinePenFromPen(pen, linePen);
      pen = null;
    }
  }
}
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