4 // Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.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
21 #ifndef SUPERTUX_TEXTURE_H
22 #define SUPERTUX_TEXTURE_H
28 #include "SDL_opengl.h"
33 #include "video/screen.h"
34 #include "math/vector.h"
36 SDL_Surface* sdl_surface_from_sdl_surface(SDL_Surface* sdl_surf, bool use_alpha);
37 SDL_Surface* sdl_surface_from_nothing();
44 /// bitset for drawing effects
46 /** Don't apply anything */
48 /** Draw the Surface upside down */
49 VERTICAL_FLIP = 0x0001,
50 /** Draw the Surface with alpha equal to 128 */
51 SEMI_TRANSPARENT = 0x0002
54 /** This class holds all the data necessary to construct a surface */
58 enum ConstructorType { LOAD, LOAD_PART, SURFACE, GRADIENT };
68 Color bottom_gradient;
70 SurfaceData(SDL_Surface* surf, bool use_alpha_);
71 SurfaceData(const std::string& file_, bool use_alpha_);
72 SurfaceData(const std::string& file_, int x_, int y_, int w_, int h_, bool use_alpha_);
73 SurfaceData(Color top_gradient_, Color bottom_gradient_, int w_, int h_);
76 SurfaceSDL* create_SurfaceSDL();
77 SurfaceOpenGL* create_SurfaceOpenGL();
78 SurfaceImpl* create();
81 /** Container class that holds a surface, necessary so that we can
82 switch Surface implementations (OpenGL, SDL) on the fly */
91 typedef std::list<Surface*> Surfaces;
92 static Surfaces surfaces;
94 static void reload_all();
95 static void debug_check();
97 Surface(SDL_Surface* surf, bool use_alpha);
98 Surface(const std::string& file, bool use_alpha);
99 Surface(const std::string& file, int x, int y, int w, int h, bool use_alpha);
100 Surface(Color top_gradient, Color bottom_gradient, int w_, int h_);
103 /** Reload the surface, which is necesarry in case of a mode swich */
106 void resize(int widht, int height);
109 /** Surface implementation, all implementation have to inherit from
114 SDL_Surface* sdl_surface;
122 virtual ~SurfaceImpl();
124 /** Return 0 on success, -2 if surface needs to be reloaded */
125 virtual int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT) = 0;
126 virtual int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT) = 0;
128 virtual int draw_stretched(float x, float y, int w, int h, Uint8 alpha, bool update) = 0;
130 int resize(int w_, int h_);
132 SDL_Surface* get_sdl_surface() const; // @evil@ try to avoid this function
135 class SurfaceSDL : public SurfaceImpl
138 SurfaceSDL(SDL_Surface* surf, bool use_alpha);
139 SurfaceSDL(const std::string& file, bool use_alpha);
140 SurfaceSDL(const std::string& file, int x, int y, int w, int h, bool use_alpha);
141 SurfaceSDL(Color top_gradient, Color bottom_gradient, int w, int h);
142 virtual ~SurfaceSDL();
144 int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT);
145 int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT);
147 int draw_stretched(float x, float y, int w, int h, Uint8 alpha);
152 class SurfaceOpenGL : public SurfaceImpl
158 SurfaceOpenGL(SDL_Surface* surf, bool use_alpha);
159 SurfaceOpenGL(const std::string& file, bool use_alpha);
160 SurfaceOpenGL(const std::string& file, int x, int y, int w, int h, bool use_alpha);
161 SurfaceOpenGL(Color top_gradient, Color bottom_gradient, int w, int h);
163 virtual ~SurfaceOpenGL();
165 int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT);
166 int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT);
168 int draw_stretched(float x, float y, int w, int h, Uint8 alpha);
172 void create_gl(SDL_Surface * surf, GLuint * tex);
176 #endif /*SUPERTUX_TEXTURE_H*/
178 /* Local Variables: */