/*
 *  This file is part of the Haven & Hearth game client.
 *  Copyright (C) 2009 Fredrik Tolf <fredrik@dolda2000.com>, and
 *                     Björn Johannessen <johannessen.bjorn@gmail.com>
 *
 *  Redistribution and/or modification of this file is subject to the
 *  terms of the GNU Lesser General Public License, version 3, as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  Other parts of this source tree adhere to other copying
 *  rights. Please see the file `COPYING' in the root directory of the
 *  source tree for details.
 *
 *  A copy the GNU Lesser General Public License is distributed along
 *  with the source tree of which this file is a part in the file
 *  `doc/LPGL-3'. If it is missing for any reason, please see the Free
 *  Software Foundation's website at <http://www.fsf.org/>, or write
 *  to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 *  Boston, MA 02111-1307 USA
 */

package haven;

public class LinMove extends Moving {
    public Coord s, t;
    public int c;
    public double a;
    
    public LinMove(Gob gob, Coord s, Coord t, int c) {
	super(gob);
	this.s = s;
	this.t = t;
	this.c = c;
	this.a = 0;
    }
    
    public Coord3f getc() {
	float cx, cy;
	cx = (float)(t.x - s.x) * (float)a;
	cy = (float)(t.y - s.y) * (float)a;
	cx += s.x; cy += s.y;
	return(new Coord3f(cx, cy, gob.glob.map.getcz(cx, cy)));
    }
    
    public double getv() {
	if(c == 0)
	    return(0.0);
	return((double)s.dist(t) / (((double)c) * 0.06));
    }
    
    /*
    public void tick() {
	if(l < c)
	    l++;
    }
    */
    
    public void ctick(int dt) {
	double da = ((double)dt / 1000) / (((double)c) * 0.06);
	a += da * 0.9;
	if(a > 1)
	    a = 1;
    }
    
    public void setl(int l) {
	double a = ((double)l) / ((double)c);
	if(a > this.a)
	    this.a = a;
    }
}