cgpanalyser.gui.chart.XYChartPanel.java Source code

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Here is the source code for cgpanalyser.gui.chart.XYChartPanel.java

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package cgpanalyser.gui.chart;

import cgpanalyser.GraphDataSampler;
import cgpanalyser.gui.MainPanel;
import java.awt.event.MouseListener;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.event.ChartProgressEvent;
import org.jfree.chart.event.ChartProgressListener;
import org.jfree.chart.plot.XYPlot;
import org.jfree.data.xy.XYDataset;

/**
 *
 * @author Vlastimil Kapusta, xkapus02@stud.fit.vutbr.cz
 */
public class XYChartPanel extends ChartPanel implements ChartProgressListener {

    private MainPanel panelMain;
    private GraphDataSampler dataSampler;
    private int domainCrosshairValue;
    private XYMouseMarker mouseMarker;
    //private int domainCrosshairIndex;
    //private int markerStart;
    //private int markerEnd;

    /**
     * Contructor only for Gui builder!
     */
    public XYChartPanel() {
        super(null);
    }

    public XYChartPanel(JFreeChart jFreeChart, MainPanel panelMain) {
        super(jFreeChart);
        this.panelMain = panelMain;
        this.setPropertiesAndListeners();
    }

    @Override
    public void setChart(JFreeChart chart) {
        super.setChart(chart);
        domainCrosshairValue = Integer.MIN_VALUE;
        if (chart != null) //because of gui builder
            setPropertiesAndListeners();
    }

    private void setPropertiesAndListeners() {
        setPopupMenu(null); //no popUp menu on right mouse click
        setRangeZoomable(false);
        setDomainZoomable(false);

        mouseMarker = new XYMouseMarker(this);
        removeOldXYMouseMarkerListeners(mouseMarker);
        addMouseListener(mouseMarker);
        addMouseMotionListener(mouseMarker);
    }

    private void removeOldXYMouseMarkerListeners(XYMouseMarker mouseMarker) {
        MouseListener[] mouseListeners = this.getMouseListeners();
        for (MouseListener currentMouseListener : mouseListeners) {
            if (currentMouseListener.getClass() == mouseMarker.getClass())
                removeMouseListener(currentMouseListener);
        }
    }

    @Override
    public void chartProgress(ChartProgressEvent event) {
        if (event.getType() != ChartProgressEvent.DRAWING_FINISHED)
            return;

        JFreeChart jfreechart = this.getChart();
        if (jfreechart != null) {
            int currentDomainCrosshairValue = getDomainCrosshairValue(jfreechart);
            if (domainCrosshairValue != currentDomainCrosshairValue) {
                domainCrosshairValue = currentDomainCrosshairValue;
                System.out.println("domainCrosshairValue:" + currentDomainCrosshairValue);
                panelMain.drawChromosomesOnCrosshairEvent(domainCrosshairValue);
            }
        }
    }

    private int getDomainCrosshairValue(JFreeChart jfreechart) {
        XYPlot xyplot = (XYPlot) jfreechart.getPlot();
        return (int) xyplot.getDomainCrosshairValue();
    }

    public void setNextCrosshairValue(JFreeChart jfreechart) {
        XYPlot plot = (XYPlot) jfreechart.getPlot();
        XYDataset dataset = plot.getDataset();

        //set crosshair to next value if not on last already
        for (int i = 0; i < dataSampler.getLastToDisplay().size() - 1; i++) { //find generation in datasampler.todisplay
            if ((int) plot.getDomainCrosshairValue() == dataSampler.getLastToDisplay().get(i).getGenNumber()) {
                plot.setDomainCrosshairValue(dataset.getXValue(0, i + 1));
                plot.setRangeCrosshairValue(dataset.getYValue(0, i + 1));
                break;
            }
        }

    }

    public void setPrevCrosshairValue(JFreeChart jfreechart) {
        XYPlot plot = (XYPlot) jfreechart.getPlot();
        XYDataset dataset = plot.getDataset();

        //set crosshair to previous value if not on first already
        for (int i = 0; i < dataSampler.getLastToDisplay().size(); i++) { //find generation in datasampler.todisplay
            if ((int) plot.getDomainCrosshairValue() == dataSampler.getLastToDisplay().get(i).getGenNumber()) {
                if (i > 0) {
                    plot.setDomainCrosshairValue(dataset.getXValue(0, i - 1));
                    plot.setRangeCrosshairValue(dataset.getYValue(0, i - 1));
                }
                break;
            }
        }

    }

    /*protected void setMarkerBounds(int markerStart, int markerEnd) {
     this.markerStart = markerStart;
     this.markerEnd = markerEnd;
     }*/
    public void setDataSampler(GraphDataSampler dataSampler) {
        this.dataSampler = dataSampler;
    }

    /**
     * @return the markerActive
     */
    public boolean isMarkerActive() {
        return mouseMarker.isMarkerActive();
    }

    /**
     * @return the markerStart rounded up
     */
    public int getMarkerStart() {
        return (int) Math.ceil(mouseMarker.getMarkerStart());
    }

    /**
     * @return the markerEnd rouded down
     */
    public int getMarkerEnd() {
        return mouseMarker.getMarkerEnd().intValue();
    }

}