Package net.sf.jasperreports.engine.base

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

/*
* 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 java.io.Serializable;

import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRPen;
import net.sf.jasperreports.engine.JRPenContainer;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JRStyleContainer;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
import net.sf.jasperreports.engine.type.LineStyleEnum;
import net.sf.jasperreports.engine.util.JRStyleResolver;


/**
* This is useful for drawing borders around text elements and images. Boxes can have borders and paddings, which can
* have different width and colour on each side of the element.
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRBasePen.java 3939 2010-08-20 09:52:00Z teodord $
*/
public class JRBasePen implements JRPen, Serializable, Cloneable, JRChangeEventsSupport
{


  /**
   *
   */
  private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
 
  public static final String PROPERTY_LINE_WIDTH = "lineWidth";
 
  public static final String PROPERTY_LINE_STYLE = "lineStyle";
 
  public static final String PROPERTY_LINE_COLOR = "lineColor";
 

  protected JRPenContainer penContainer;

  /**
   *
   */
  protected Float lineWidth;
  protected LineStyleEnum lineStyleValue;
  protected Color lineColor;

 
  /**
   *
   */
  public JRBasePen(JRPenContainer penContainer)
  {
    super();
   
    this.penContainer = penContainer;
  }
 
 
  /**
   *
   */
  public JRStyleContainer getStyleContainer()
  {
    return penContainer;
  }

  /**
   *
   */
  public Float getLineWidth()
  {
    return JRStyleResolver.getLineWidth(this, penContainer.getDefaultLineWidth());
  }

  /**
   *
   */
  public Float getOwnLineWidth()
  {
    return lineWidth;
  }

  /**
   *
   */
  public void setLineWidth(float lineWidth)
  {
    setLineWidth(new Float(lineWidth));
  }

  /**
   *
   */
  public void setLineWidth(Float lineWidth)
  {
    Object old = this.lineWidth;
    this.lineWidth = lineWidth;
    getEventSupport().firePropertyChange(PROPERTY_LINE_WIDTH, old, this.lineWidth);
  }

  /**
   * @deprecated Replaced by {@link #getLineStyleValue()}.
   */
  public Byte getLineStyle()
  {
    return getLineStyleValue().getValueByte();
  }

  /**
   * @deprecated Replaced by {@link #getOwnLineStyleValue()}.
   */
  public Byte getOwnLineStyle()
  {
    return getOwnLineStyleValue() == null ? null : getOwnLineStyleValue().getValueByte();
  }

  /**
   *
   */
  public LineStyleEnum getLineStyleValue()
  {
    return JRStyleResolver.getLineStyleValue(this);
  }

  /**
   *
   */
  public LineStyleEnum getOwnLineStyleValue()
  {
    return lineStyleValue;
  }

  /**
   * @deprecated Replaced by {@link #setLineStyle(LineStyleEnum)}.
   */
  public void setLineStyle(byte lineStyle)
  {
    setLineStyle(LineStyleEnum.getByValue(lineStyle));
  }

  /**
   * @deprecated Replaced by {@link #setLineStyle(LineStyleEnum)}.
   */
  public void setLineStyle(Byte lineStyle)
  {
    setLineStyle(LineStyleEnum.getByValue(lineStyle));
  }

  /**
   *
   */
  public void setLineStyle(LineStyleEnum lineStyleValue)
  {
    Object old = this.lineStyleValue;
    this.lineStyleValue = lineStyleValue;
    getEventSupport().firePropertyChange(PROPERTY_LINE_STYLE, old, this.lineStyleValue);
  }

  /**
   *
   */
  public Color getLineColor()
  {
    return JRStyleResolver.getLineColor(this, penContainer.getDefaultLineColor());
  }

  /**
   *
   */
  public Color getOwnLineColor()
  {
    return lineColor;
  }

  /**
   *
   */
  public void setLineColor(Color lineColor)
  {
    Object old = this.lineColor;
    this.lineColor = lineColor;
    getEventSupport().firePropertyChange(PROPERTY_LINE_COLOR, old, this.lineColor);
  }


  public String getStyleNameReference()
  {
    return null;
  }

  /**
   *
   */
  public JRPen clone(JRPenContainer penContainer)
  {
    JRBasePen clone = null;
    try
    {
      clone = (JRBasePen)super.clone();
    }
    catch(CloneNotSupportedException e)
    {
      throw new JRRuntimeException(e);
    }
   
    clone.penContainer = penContainer;
   
    return clone;
  }
 
  private transient JRPropertyChangeSupport eventSupport;
 
  public JRPropertyChangeSupport getEventSupport()
  {
    synchronized (this)
    {
      if (eventSupport == null)
      {
        eventSupport = new JRPropertyChangeSupport(this);
      }
    }
   
    return eventSupport;
  }

 
  /*
   * These fields are only for serialization backward compatibility.
   */
  private int PSEUDO_SERIAL_VERSION_UID = JRConstants.PSEUDO_SERIAL_VERSION_UID; //NOPMD
  /**
   * @deprecated
   */
  private Byte lineStyle;
 
  private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException
  {
    in.defaultReadObject();
   
    if (PSEUDO_SERIAL_VERSION_UID < JRConstants.PSEUDO_SERIAL_VERSION_UID_3_7_2)
    {
      lineStyleValue = LineStyleEnum.getByValue(lineStyle);
     
      lineStyle = null;
    }
  }

}
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