/*
* RegressionPlot.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.Regression;
import dr.stats.Variate;
import java.awt.*;
import java.util.List;
public class RegressionPlot extends Plot.AbstractPlot {
private Regression regression;
/**
* Constructor
*/
public RegressionPlot(Regression regression) {
super(regression.getXData(), regression.getYData());
this.regression = regression;
}
/**
* Constructor
*/
public RegressionPlot(Variate.N xData, Variate.N yData, boolean forceOrigin) {
super(xData, yData);
setForceOrigin(forceOrigin);
}
/**
* Constructor
*/
public RegressionPlot(List<Double> xData, List<Double> yData, boolean forceOrigin) {
super(xData, yData);
setForceOrigin(forceOrigin);
}
/**
* Set data
*/
public void setData(List<Double> xData, List<Double> yData) {
super.setData(xData, yData);
regression = new Regression(this.xData, this.yData);
}
/**
* Set data
*/
public void setData(Variate.N xData, Variate.N yData) {
super.setData(xData, yData);
regression = new Regression(this.xData, this.yData);
}
public void setForceOrigin(boolean forceOrigin) {
regression.setForceOrigin(forceOrigin);
}
public double getGradient() {
return regression.getGradient();
}
public double getYIntercept() {
return regression.getYIntercept();
}
public double getXIntercept() {
return regression.getXIntercept();
}
public double getResidualMeanSquared() {
return regression.getResidualMeanSquared();
}
public Regression getRegression() {
return regression;
}
public String toString() {
StringBuffer statString = new StringBuffer("Gradient=");
statString.append(Double.toString(getGradient()));
statString.append(", Intercept=");
statString.append(Double.toString(getYIntercept()));
statString.append(", RMS=");
statString.append(Double.toString(getResidualMeanSquared()));
return statString.toString();
}
/**
* Paint data series
*/
protected void paintData(Graphics2D g2, Variate.N xData, Variate.N yData) {
g2.setPaint(linePaint);
g2.setStroke(lineStroke);
double gradient = getGradient();
double intercept = getYIntercept();
double x1 = xAxis.getMinAxis();
double y1 = (gradient * x1) + intercept;
double x2 = xAxis.getMaxAxis();
double y2 = (gradient * x2) + intercept;
drawLine(g2, x1, y1, x2, y2);
}
}