StreamViewHelper.java

package pl.llp.aircasting.helper;

import android.view.View;
import android.widget.TextView;
import com.google.inject.Inject;
import pl.llp.aircasting.R;
import pl.llp.aircasting.model.Sensor;
import pl.llp.aircasting.model.SensorManager;
import pl.llp.aircasting.model.SessionManager;

/**
 * Created with IntelliJ IDEA.
 * User: marcin
 * Date: 10/21/13
 * Time: 6:54 PM
 * To change this template use File | Settings | File Templates.
 */
public class StreamViewHelper {

    @Inject SessionManager sessionManager;
    @Inject SensorManager sensorManager;
    @Inject ResourceHelper resourceHelper;


    public void updateMeasurements(Sensor sensor, View view, boolean statsVisible) {
        int now = (int) sessionManager.getNow(sensor);

        View avgView = view.findViewById(R.id.avg_pane);
        View peakView = view.findViewById(R.id.peak_pane);
        View sensorDetails = view.findViewById(R.id.sensor_details);
        View sessionStats = view.findViewById(R.id.session_stats);

        TextView nowTextView = (TextView) view.findViewById(R.id.now);
        TextView avgTextView = (TextView) avgView.findViewById(R.id.avg);
        TextView peakTextView = (TextView) peakView.findViewById(R.id.peak);

        if (sensorManager.isSessionBeingViewed()) {
            nowTextView.setBackgroundColor(resourceHelper.gray);
            nowTextView.setVisibility(View.GONE);
            sessionStats.setVisibility(View.VISIBLE);
            sensorDetails.setBackgroundColor(resourceHelper.gray);
        } else {
            nowTextView.setText(String.valueOf(now));
            nowTextView.setVisibility(View.VISIBLE);

            setBackground(sensor, sensorDetails, now);
            setBackground(sensor, nowTextView, now);

            if (statsVisible) {
                sessionStats.setVisibility(View.VISIBLE);
            } else {
                sessionStats.setVisibility(View.GONE);
            }
        }

        if ((sensor.isEnabled() && sessionManager.isSessionStarted()) || sessionManager.isSessionSaved()) {
            int avg = (int) sessionManager.getAvg(sensor);
            int peak = (int) sessionManager.getPeak(sensor);

            avgTextView.setText(String.valueOf(avg));
            peakTextView.setText(String.valueOf(peak));

            setBackground(sensor, avgView, avg);
            setBackground(sensor, peakView, peak);

        } else {
            avgTextView.setText("--");
            peakTextView.setText("--");

            sensorDetails.setBackgroundColor(resourceHelper.gray);
            nowTextView.setBackgroundColor(resourceHelper.gray);
            avgView.setBackgroundColor(resourceHelper.gray);
            peakView.setBackgroundColor(resourceHelper.gray);

        }
    }

    private void setBackground(Sensor sensor, View view, double value) {
        view.setBackgroundColor(resourceHelper.getColorAbsolute(sensor, value));
    }
}