Charts.LineChart.java Source code

Introduction

Here is the source code for Charts.LineChart.java

Source

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package Charts;

import IA.MyPair;
import java.awt.Color;
import javax.swing.JPanel;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;

public class LineChart extends Chart {

    public LineChart() {

    }

    @Override
    protected JFreeChart createChart(String title, String x, String y) {

        JFreeChart lineChart = this.makeJFreeChart(title, x, y);

        // Custom chart..
        lineChart.setBackgroundPaint(Color.white);

        final XYPlot plot = lineChart.getXYPlot();

        plot.setBackgroundPaint(Color.white);
        plot.setDomainGridlinePaint(Color.lightGray);
        plot.setRangeGridlinePaint(Color.lightGray);

        final XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();
        renderer.setSeriesShapesVisible(0, false);
        plot.setRenderer(renderer);

        return lineChart;
    }

    private JFreeChart makeJFreeChart(String title, String x, String y) {
        final JFreeChart lineChart = ChartFactory.createXYLineChart(title, // chart title
                x, // x axis label
                y, // y axis label
                this.createDataset(), // data
                PlotOrientation.VERTICAL, true, // include legend
                true, // tooltips
                false // urls
        );
        return lineChart;
    }

    private XYSeriesCollection createDataset() {
        final XYSeriesCollection dataset = new XYSeriesCollection();
        // Acces tableau
        for (int i = 0; i < super.values.length; i++) {
            final XYSeries serie = new XYSeries(i);
            // Acces ArrayList
            for (int j = 0; j < super.values[i].size(); j++) {

                serie.add(super.values[i].get(j).key(), super.values[i].get(j).value());
            }
            dataset.addSeries(serie);
        }
        return dataset;
    }
}