Img.java

/*
 *  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 Img extends Widget {
    private Indir<Resource> res;
    private Tex img;
    public boolean hit = false;
	
    @RName("img")
    public static class $_ implements Factory {
	public Widget create(Coord c, Widget parent, Object[] args) {
	    Indir<Resource> res;
	    int a = 0;
	    if(args[a] instanceof String) {
		String nm = (String)args[a++];
		int ver = (args.length > a)?((Integer)args[a++]):-1;
		res = new Resource.Spec(nm, ver);
	    } else {
		res = parent.ui.sess.getres((Integer)args[a++]);
	    }
	    Img ret = new Img(c, res, parent);
	    if(args.length > a)
		ret.hit = (Integer)args[a++] != 0;
	    return(ret);
	}
    }

    public void draw(GOut g) {
	if(res != null) {
	    try {
		img = res.get().layer(Resource.imgc).tex();
		resize(img.sz());
		res = null;
	    } catch(Loading e) {}
	}
	if(img != null)
	    g.image(img, Coord.z);
    }
	
    public Img(Coord c, Tex img, Widget parent) {
	super(c, img.sz(), parent);
	this.res = null;
	this.img = img;
    }

    public Img(Coord c, Indir<Resource> res, Widget parent) {
	super(c, Coord.z, parent);
	this.res = res;
	this.img = null;
    }

    public void uimsg(String name, Object... args) {
	if(name == "ch") {
	    if(args[0] instanceof String) {
		String nm = (String)args[0];
		int ver = (args.length > 1)?((Integer)args[1]):-1;
		this.res = new Resource.Spec(nm, ver);
	    } else {
		this.res = ui.sess.getres((Integer)args[0]);
	    }
	}
    }
    
    public boolean mousedown(Coord c, int button) {
	if(hit) {
	    wdgmsg("click", c, button, ui.modflags());
	    return(true);
	}
	return(false);
    }
}