/*
* 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.charts.design;
import java.awt.Color;
import net.sf.jasperreports.charts.JRValueDisplay;
import net.sf.jasperreports.charts.base.JRBaseValueDisplay;
import net.sf.jasperreports.engine.JRChart;
import net.sf.jasperreports.engine.JRConstants;
import net.sf.jasperreports.engine.JRFont;
import net.sf.jasperreports.engine.base.JRBaseFont;
import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;
/**
* An object that specifies how a single value should be displayed. Used with
* charts such as a meter or thermometer that display a single value.
*
* @author Barry Klawans (bklawans@users.sourceforge.net)
* @version $Id: JRDesignValueDisplay.java 3032 2009-08-27 11:32:28Z teodord $
*/
public class JRDesignValueDisplay extends JRBaseValueDisplay implements JRChangeEventsSupport
{
/**
*
*/
private static final long serialVersionUID = JRConstants.SERIAL_VERSION_UID;
public static final String PROPERTY_COLOR = "color";
public static final String PROPERTY_FONT = "font";
public static final String PROPERTY_MASK = "mask";
/**
* Constructs a new value display that is a copy of an existing one.
*
* @param valueDisplay the display to copy
*/
public JRDesignValueDisplay(JRValueDisplay valueDisplay, JRChart chart)//FIXMECHART this should be very similar to font; just a container, with unimportant design object
{
super(valueDisplay, chart);
}
/**
* Sets the color to use when displaying the value.
*
* @param color the color to use when displaying the value
*/
public void setColor(Color color)
{
Object old = this.color;
this.color = color;
getEventSupport().firePropertyChange(PROPERTY_COLOR, old, this.color);
}
/**
* Sets the formatting mask to use when displaying the value. This mask will
* be used to create a <code>java.text.DecimalFormat</code> object.
*
* @param mask the formatting mask to use when displaying the value
*/
public void setMask(String mask)
{
Object old = this.mask;
this.mask = mask;
getEventSupport().firePropertyChange(PROPERTY_MASK, old, this.mask);
}
/**
* Sets the font to use when displaying the value.
*
* @param font the font to use when displaying the value
*/
public void setFont(JRFont font)
{
Object old = this.font;
this.font = new JRBaseFont(getChart(), font);
getEventSupport().firePropertyChange(PROPERTY_FONT, old, this.font);
}
private transient JRPropertyChangeSupport eventSupport;
public JRPropertyChangeSupport getEventSupport()
{
synchronized (this)
{
if (eventSupport == null)
{
eventSupport = new JRPropertyChangeSupport(this);
}
}
return eventSupport;
}
}