/*
* LinePlot.java
*
* Copyright (c) 2002-2015 Alexei Drummond, Andrew Rambaut and Marc Suchard
*
* This file is part of BEAST.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership and licensing.
*
* BEAST 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 2
* of the License, or (at your option) any later version.
*
* BEAST 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 BEAST; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
package dr.app.gui.chart;
import dr.stats.Variate;
import java.awt.*;
import java.awt.geom.GeneralPath;
import java.util.List;
/**
* Description: A line plot.
*
* @author Andrew Rambaut
* @author Alexei Drummond
* @version $Id: LinePlot.java,v 1.8 2005/05/24 20:25:59 rambaut Exp $
*/
public class LinePlot extends Plot.AbstractPlot {
/**
* Constructor
*/
public LinePlot(Variate.N xData, Variate.N yData) {
super(xData, yData);
}
/**
* Constructor
*/
public LinePlot(List<Double> xData, List<Double> yData) {
super(xData, yData);
}
/**
* Paint data series
*/
protected void paintData(Graphics2D g2, Variate.N xData, Variate.N yData) {
double x = transformX(((Number) xData.get(0)).doubleValue());
double y = transformY(((Number) yData.get(0)).doubleValue());
GeneralPath path = new GeneralPath();
path.moveTo((float) x, (float) y);
int n = xData.getCount();
boolean failed = false;
for (int i = 1; i < n; i++) {
x = transformX(((Number) xData.get(i)).doubleValue());
y = transformY(((Number) yData.get(i)).doubleValue());
if (x == Double.NEGATIVE_INFINITY || y == Double.NEGATIVE_INFINITY ||
Double.isNaN(x) || Double.isNaN(y)) {
failed = true;
} else if (failed) {
failed = false;
path.moveTo((float) x, (float) y);
} else {
path.lineTo((float) x, (float) y);
}
}
g2.setPaint(linePaint);
g2.setStroke(lineStroke);
g2.draw(path);
}
}