package graph.filter;
import graph.*;
import java.awt.*;

/**
 * A class for storing floating point number configuration
 * information for a filter.
 *
 * @author Michael Shilman (michaels@eecs.berkeley.edu)
 * @version $Id$
 */
public class FloatProp extends FilterProp {
	public float val = 0.0f;
	protected TextField m_field = null;
	
	public FloatProp(String s) { build(s); }
	public FloatProp(String s, float val) { this.val = val; build(s); }
	protected void build(String s) {
		setLayout(new FlowLayout());
		Label lbl = new Label(s);
		add(lbl);
		m_field = new TextField();
		reset();
	}
	
	public void reset() {
		m_field.setText(String.valueOf(val)); 	
	}
	
	public void update() {
		Float f = new Float(m_field.getText());
		val = f.floatValue();
	}
}