net.sf.jasperreports.chartthemes.provider.LineBorderProvider.java Source code

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Here is the source code for net.sf.jasperreports.chartthemes.provider.LineBorderProvider.java

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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2014 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 <http://www.gnu.org/licenses/>.
 */
package net.sf.jasperreports.chartthemes.provider;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Paint;
import java.awt.Stroke;

import net.sf.jasperreports.engine.design.events.JRChangeEventsSupport;
import net.sf.jasperreports.engine.design.events.JRPropertyChangeSupport;

import org.jfree.chart.block.BlockFrame;
import org.jfree.chart.block.LineBorder;
import org.jfree.ui.RectangleInsets;

/**
 * 
 * @author Lucian Chirita (lucianc@users.sourceforge.net)
 */
public class LineBorderProvider implements BlockFrameProvider, JRChangeEventsSupport {

    public static final String PROPERTY_INSETS = "insets";
    public static final String PROPERTY_LINE_STROKE = "lineStroke";
    public static final String PROPERTY_PAINT = "paint";

    private RectangleInsets insets;
    private Stroke lineStroke;
    private PaintProvider paint;

    public LineBorderProvider() {
    }

    public LineBorderProvider(RectangleInsets insets, Stroke stroke, PaintProvider paint) {
        this.insets = insets;
        this.lineStroke = stroke;
        this.paint = paint;
    }

    @Override
    public BlockFrame getBlockFrame() {
        RectangleInsets borderInsets = insets == null ? new RectangleInsets(1.0, 1.0, 1.0, 1.0) : insets;
        Stroke borderStroke = lineStroke == null ? new BasicStroke(1.0f) : lineStroke;
        Paint borderPaint = paint == null ? null : paint.getPaint();
        if (borderPaint == null) {
            borderPaint = Color.BLACK;
        }

        return new LineBorder(borderPaint, borderStroke, borderInsets);
    }

    public RectangleInsets getInsets() {
        return insets;
    }

    public void setInsets(RectangleInsets insets) {
        Object old = this.insets;
        this.insets = insets;
        getEventSupport().firePropertyChange(PROPERTY_INSETS, old, this.insets);
    }

    public Stroke getLineStroke() {
        return lineStroke;
    }

    public void setLineStroke(Stroke stroke) {
        Object old = this.lineStroke;
        this.lineStroke = stroke;
        getEventSupport().firePropertyChange(PROPERTY_LINE_STROKE, old, this.lineStroke);
    }

    public PaintProvider getPaint() {
        return paint;
    }

    public void setPaint(PaintProvider paint) {
        Object old = this.paint;
        this.paint = paint;
        getEventSupport().firePropertyChange(PROPERTY_PAINT, old, this.paint);
    }

    private transient JRPropertyChangeSupport eventSupport;

    public JRPropertyChangeSupport getEventSupport() {
        synchronized (this) {
            if (eventSupport == null) {
                eventSupport = new JRPropertyChangeSupport(this);
            }
        }

        return eventSupport;
    }

}