import java.awt.*;
import java.util.Observer;
import java.util.Observable;

public class GraphGUI extends Frame implements Observer
{	public GraphGUI(TemperatureModel model, int h, int v)
	{ 	super("Temperature Gauge");
		this.model = model;
		_farenheit = new TemperatureGauge(-200, 300);
		Panel Top = new Panel();
		add("North", Top);
		gauges = new TemperatureCanvas(_farenheit);
		//gauges.setSize(500,280);
		add("Center", gauges);
		setSize(200, 400);
		setLocation(h,v);
		setVisible(true);
		model.addObserver(this); // Connect to the model
	}

	public void update(Observable obs, Object o) // Respond to changes
	{	repaint();
	}

	public void paint(Graphics g)
	{	int farenheit = (int)model.getF(); // Use the current data to paint
		_farenheit.set(farenheit);
		gauges.repaint();
		super.paint(g);
	}

	private TemperatureModel model;
	private Canvas gauges;
	private TemperatureGauge _farenheit;
}