3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Matthias Braun <matze@braunis.de
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 #ifndef __BACKGROUND_H__
20 #define __BACKGROUND_H__
22 #include "screen/texture.h"
23 #include "screen/drawing_context.h"
24 #include "game_object.h"
25 #include "lispreader.h"
26 #include "serializable.h"
30 class Background : public GameObject, public Serializable
34 Background(LispReader& reader);
35 virtual ~Background();
37 virtual void write(LispWriter& writer);
39 void set_image(const std::string& name, float bkgd_speed);
41 void set_gradient(Color top, Color bottom);
43 std::string get_image() const
45 float get_speed() const
47 Color get_gradient_top() const
48 { return gradient_top; }
49 Color get_gradient_bottom() const
50 { return gradient_bottom; }
52 virtual void action(float elapsed_time);
54 virtual void draw(DrawingContext& context);
58 INVALID, GRADIENT, IMAGE
62 std::string imagefile;
65 Color gradient_top, gradient_bottom;