src/object/gradient.hpp

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00001 //  SuperTux
00002 //  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
00003 //
00004 //  This program is free software: you can redistribute it and/or modify
00005 //  it under the terms of the GNU General Public License as published by
00006 //  the Free Software Foundation, either version 3 of the License, or
00007 //  (at your option) any later version.
00008 //
00009 //  This program is distributed in the hope that it will be useful,
00010 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 //  GNU General Public License for more details.
00013 //
00014 //  You should have received a copy of the GNU General Public License
00015 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016 
00017 #ifndef HEADER_SUPERTUX_OBJECT_GRADIENT_HPP
00018 #define HEADER_SUPERTUX_OBJECT_GRADIENT_HPP
00019 
00020 #include "supertux/game_object.hpp"
00021 #include "util/reader_fwd.hpp"
00022 #include "video/drawing_context.hpp"
00023 
00024 class DisplayManager;
00025 
00026 class Gradient : public GameObject
00027 {
00028 public:
00029   Gradient();
00030   Gradient(const Reader& reader);
00031   virtual ~Gradient();
00032 
00033   void set_gradient(Color top, Color bottom);
00034 
00035   Color get_gradient_top() const
00036   { return gradient_top; }
00037 
00038   Color get_gradient_bottom() const
00039   { return gradient_bottom; }
00040 
00041   virtual void update(float elapsed_time);
00042 
00043   virtual void draw(DrawingContext& context);
00044 
00045 private:
00046   int layer;
00047   Color gradient_top;
00048   Color gradient_bottom;
00049 };
00050 
00051 #endif /*SUPERTUX_BACKGROUND_H*/
00052 
00053 /* EOF */

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