DepthPaintThread.java

Go to the documentation of this file.

package edu.rice.cs.hpc.traceviewer.depth;

import java.util.Queue;
import java.util.concurrent.atomic.AtomicInteger;

import org.eclipse.swt.graphics.Device;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;

import edu.rice.cs.hpc.traceviewer.data.db.BaseDataVisualization;
import edu.rice.cs.hpc.traceviewer.data.db.TimelineDataSet;
import edu.rice.cs.hpc.traceviewer.painter.BasePaintThread;
import edu.rice.cs.hpc.traceviewer.painter.ImagePosition;
import edu.rice.cs.hpc.traceviewer.spaceTimeData.SpaceTimeDataController;

public class DepthPaintThread extends BasePaintThread {

    private Image image;
    private GC gc;

    public DepthPaintThread(SpaceTimeDataController stData, Queue<TimelineDataSet> list, int linesToPaint, 
            AtomicInteger paintDone, Device device, 
            int width) {

        super(stData, list, linesToPaint, paintDone, device, width);
    }

    @Override
    protected void initPaint(Device device, int width, int height) {

        image = new Image(device, width, height);
        gc    = new GC(image);
    }

    @Override
    protected void paint(int position, BaseDataVisualization data, int height) {
        // display only if the current thread line number is within the depth
        // note that the line number starts from zero while depth starts from 1 (I think)
        if (position < data.depth)
            paint(gc, data.x_start, data.x_end, height, data.color);
    }

    @Override
    protected ImagePosition finalizePaint(int linenum) {

        gc.dispose();
        return new ImagePosition(linenum, image);
    }

    @Override
    protected int getNumberOfCreatedData() {
        return stData.getNumberOfDepthLines();
    }

}