/* Copyright 2008-2011 Gephi Authors : Eduardo Ramos <eduramiba@gmail.com> Website : http://www.gephi.org This file is part of Gephi. DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. Copyright 2011 Gephi Consortium. All rights reserved. The contents of this file are subject to the terms of either the GNU General Public License Version 3 only ("GPL") or the Common Development and Distribution License("CDDL") (collectively, the "License"). You may not use this file except in compliance with the License. You can obtain a copy of the License at http://gephi.org/about/legal/license-notice/ or /cddl-1.0.txt and /gpl-3.0.txt. See the License for the specific language governing permissions and limitations under the License. When distributing the software, include this License Header Notice in each file and include the License files at /cddl-1.0.txt and /gpl-3.0.txt. If applicable, add the following below the License Header, with the fields enclosed by brackets [] replaced by your own identifying information: "Portions Copyrighted [year] [name of copyright owner]" If you wish your version of this file to be governed by only the CDDL or only the GPL Version 3, indicate your decision by adding "[Contributor] elects to include this software in this distribution under the [CDDL or GPL Version 3] license." If you do not indicate a single choice of license, a recipient has the option to distribute your version of this file under either the CDDL, the GPL Version 3 or to extend the choice of license to its licensees as provided above. However, if you add GPL Version 3 code and therefore, elected the GPL Version 3 license, then the option applies only if the new code is made subject to such option by the copyright holder. Contributor(s): Portions Copyrighted 2011 Gephi Consortium. */ package org.gephi.utils.sparklines; import java.awt.Graphics; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.event.MouseMotionListener; import java.awt.image.BufferedImage; import javax.swing.JComponent; /** * <p>Simple component that holds a <code>SparklineGraph</code> and auto-repaints it when mouse interaction happens if desired * (indicate it with <code>updateMouseXPosition</code> parameter in constructors).</p> * <p>It also takes care to update sparkline width and height to the component width and height when resized</p> * @author Eduardo Ramos <eduramiba@gmail.com> */ public class SparklineComponent extends JComponent { private Number[] xValues, yValues; private Number yMinValue, yMaxValue; private SparklineParameters sparklineParameters; public SparklineComponent(Number[] yValues, SparklineParameters sparklineParameters, boolean updateMouseXPosition) { this(null, yValues, null, null, sparklineParameters, updateMouseXPosition); } public SparklineComponent(Number[] yValues, Number yMinValue, Number yMaxValue, SparklineParameters sparklineParameters, boolean updateMouseXPosition) { this(null, yValues, yMinValue, yMaxValue, sparklineParameters, updateMouseXPosition); } public SparklineComponent(Number[] xValues, Number[] yValues, SparklineParameters sparklineParameters, boolean updateMouseXPosition) { this(xValues, yValues, null, null, sparklineParameters, updateMouseXPosition); } public SparklineComponent(Number[] xValues, Number[] yValues, Number yMinValue, Number yMaxValue, SparklineParameters sparklineParameters, boolean updateMouseXPosition) { this.xValues = xValues; this.yValues = yValues; this.yMinValue = yMinValue; this.yMaxValue = yMaxValue; this.sparklineParameters = sparklineParameters; if (updateMouseXPosition) { initEvents(); } } private void initEvents() { MouseEvents listener = new MouseEvents(); addMouseListener(listener); addMouseMotionListener(listener); } @Override protected void paintComponent(Graphics g) { sparklineParameters.setWidth(getWidth()); sparklineParameters.setHeight(getHeight()); BufferedImage image = SparklineGraph.draw(xValues, yValues, yMinValue, yMaxValue, sparklineParameters); g.drawImage(image, 0, 0, this); } class MouseEvents extends MouseAdapter implements MouseMotionListener { @Override public void mouseEntered(MouseEvent e) { sparklineParameters.setHighlightedValueXPosition(e.getX()); repaint(); } @Override public void mouseExited(MouseEvent e) { sparklineParameters.setHighlightedValueXPosition(null); repaint(); } @Override public void mouseMoved(MouseEvent e) { sparklineParameters.setHighlightedValueXPosition(e.getX()); repaint(); } } }