!7

cmodule ProcessCPUTrayIcon > DynBigNumber {

  transient BufferedImage trayImage;

  transient TrayIcon trayIcon; 

  switchable S color = "ADFF2F"; // green yellow

  switchable S backgroundColor = "228B22"; // forest green

  switchable int size = goodSystemTrayIconSize().x;

  switchable double interval = 1;

  transient double loadRelativeToAllCores, recentLoad;

  transient RollingAverage avg = new(5); // =10 seconds

  start {

    setDescription("STEFAN'S OS CPU %");

    setToolTip("Percentage is per core (total: " + numberOfCores()*100 + "%)");

    doEvery(interval, r actualUpdate);

    ownResource(tempTrayIcon(trayIcon = installTrayIcon(

      trayImage = newBufferedImage(size, size, colorFromHex(backgroundColor)), "Stefan's OS CPU", rThread dm_activateOSAndModule)));

  }

  void actualUpdate {

    recentLoad = processCPULoad();

    avg.add(recentLoad);

    loadRelativeToAllCores = avg!;

    setValue(toIntPercent_ceil(loadRelativeToAllCores*numberOfCores()) + " %");

    int w = trayImage.getWidth(), h = trayImage.getHeight();

    copyImagePart(trayImage, 1, 0, trayImage, 0, 0, w-1, h);

    int y = iround((h-1)*(1 - loadRelativeToAllCores));

    fillRect(trayImage, w-1, 0, 1, y, colorFromHex(backgroundColor));

    fillRect(trayImage, w-1, y, 1, h-y, colorFromHex(color));

    setTrayIconImage(trayIcon, trayImage);

  }

}