/* Copyright 1996 Matthew Freedman and University of Washington
              mattf@cac.washington.edu

   This program may be freely used, modified, or redistributed for
   any non-commercial purpose as long as credit is given.

   This file contains the DelayControllers class.
 */
import java.awt.*;

/* This class provides and applet for holding the controller devices
   for Show Animation and Auto Draw.
     setParams(NinaParams p): Set the interface components to match
                              the parameter values.
     getParams(NinaParams p): Set the parameter values to macth the 
                              interface components.
 */

public class DelayControllers extends GenericController  {
  DelayController ldelay_ctrl, fdelay_ctrl;

  public void init() {
    if (this.size().height > this.size().width)
      setLayout(new GridLayout(2, 1, 0, 25));
    else
      setLayout(new GridLayout(1, 2, 20, 0));

    /* Create the controllers */
    add(ldelay_ctrl = new DelayController(this, "Show Animation",
					  "Line Delay (millisecs)",
					  "00"));
    add(fdelay_ctrl = new DelayController(this, "Auto Draw",
					  "Figure Delay (secs)",
					  "00"));

    /* Give controllers their proper initial values */
    validate();
    initted = true;

    /* If somebody tried to setParams() during initialization, 
       we have to re-do now */
    if (params != null)
      setParams(null);
  }

  /* Accept a class full of set parameters, and make the interface
     match it */
  public void setParams(NinaParams p) {
    boolean force;  /* Use values from p unconditionally? */

    force = super.preSetParams(p);
			 
    /* If we have not finished initializing, don't want to do anything */
    if (!initted)
      return;

    /* Tell the controllers to set themselves to match */
    ldelay_ctrl.setValues(force, params.ldelay, params.show_lines);
    fdelay_ctrl.setValues(force, params.fdelay, params.auto_draw);
  }

  /* Fill in the p structure with our current params */
  public void getParams(NinaParams p) {
    /* Line Delay controller */
    params.show_lines = ldelay_ctrl.is_set();
    params.ldelay = ldelay_ctrl.value();

    /* Figure Delay controller */
    params.auto_draw = fdelay_ctrl.is_set();
    params.fdelay = fdelay_ctrl.value();
  }

  /* Called back by the controllers when a signficant change to 
     the user-interface state has been made. Whether we care
     and what we do is all special-case, depending on which
     controller is reporting */
  void interfaceChanged(Controller ctrl) {
  }

  public Insets insets() {
    if (this.size().height > this.size().width)
      return new Insets(20, 5, 20, 5);
    else
      return new Insets(0, 20, 0, 20);
  }
}