package graph.animation;
import graph.*;
import java.util.*;
import java.awt.*;

/**
 * A utility class for animations.  This class makes it
 * really simple to use the animation facilities.  The
 * tradeoff is that it masks much of the flexibility of
 * the underlying animation system.
 *
 * @see Node
 * @see AnimationAction
 * @author Michael Shilman (michaels@eecs.berkeley.edu)
 * @version $Id$
 */
public class Animator {
	/**
	 * This function must be called before any animation
	 * call will work properly.  It performs the AnimationManager
	 * initialization so that a user who only uses the Animator
	 * won't ever have to touch the AnimationManager.
	 *
	 * @see AnimationManager#init
	 * @param c		The component that needs to be repainted
	 * 				after each step in the animation.
	 */
	public static void init(Component c) {
		//XXX
	}
	
    /**
     * Flash this node to highlight it.
     *
     * @param n		The number of times to flash the node.
     * @see FlashAction
     * @see AnimationManager
     */
    public static void flash(Node n, int num) {
    	AnimationManager.addAction(new FlashAction(n, num, 100));
    }
    
    /**
     * Animate the motion of this node.
     *
     * @param x		The destination X coordinate.
     * @param y		The destination Y coordinate.
     * @see MoveAction
     * @see AnimationManager
     */
    public static void move(Node n, double x, double y) {
    	AnimationManager.addAction(new MoveAction(n, x, y, 1000));
    }
    
    
    /**
     * Animate a color fade on the node.
     *
     * @param x		The destination X coordinate.
     * @param y		The destination Y coordinate.
     * @see FadeAction
     * @see AnimationManager
     */
    public static void fade(Node n, Color fill, Color border) {
    	AnimationManager.addAction(new FadeAction(n, fill, border, 1000));
    }
    
    
    /**
     * Animate a scaling on the node.
     *
     * @param x		The destination X coordinate.
     * @param y		The destination Y coordinate.
     * @see FadeAction
     * @see AnimationManager
     */
    public static void scale(Node n, double w, double h) {
    	AnimationManager.addAction(new ScaleAction(n, w, h, 1000));
    }
}