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"
36 SDL_Surface* sdl_surface_from_sdl_surface(SDL_Surface* sdl_surf, int use_alpha);
43 /// bitset for drawing effects
45 /** Draw the Surface upside down */
47 /** Draw the Surface upside down */
48 VERTICAL_FLIP = 0x0001,
49 /** Draw the Surface with alpha equal to 128 */
50 SEMI_TRANSPARENT = 0x0002
53 /** This class holds all the data necessary to construct a surface */
57 enum ConstructorType { LOAD, LOAD_PART, SURFACE };
67 SurfaceData(SDL_Surface* surf, int use_alpha_);
68 SurfaceData(const std::string& file_, int use_alpha_);
69 SurfaceData(const std::string& file_, int x_, int y_, int w_, int h_, int use_alpha_);
72 SurfaceSDL* create_SurfaceSDL();
73 SurfaceOpenGL* create_SurfaceOpenGL();
74 SurfaceImpl* create();
77 /** Container class that holds a surface, necessary so that we can
78 switch Surface implementations (OpenGL, SDL) on the fly */
87 typedef std::list<Surface*> Surfaces;
88 static Surfaces surfaces;
90 static void reload_all();
91 static void debug_check();
93 Surface(SDL_Surface* surf, int use_alpha);
94 Surface(const std::string& file, int use_alpha);
95 Surface(const std::string& file, int x, int y, int w, int h, int use_alpha);
98 /** Reload the surface, which is necesarry in case of a mode swich */
101 void resize(int widht, int height);
104 /** Surface implementation, all implementation have to inherit from
109 SDL_Surface* sdl_surface;
117 virtual ~SurfaceImpl();
119 /** Return 0 on success, -2 if surface needs to be reloaded */
120 virtual int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT) = 0;
121 virtual int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT) = 0;
123 virtual int draw_stretched(float x, float y, int w, int h, Uint8 alpha, bool update) = 0;
125 int resize(int w_, int h_);
127 SDL_Surface* get_sdl_surface() const; // @evil@ try to avoid this function
130 class SurfaceSDL : public SurfaceImpl
133 SurfaceSDL(SDL_Surface* surf, int use_alpha);
134 SurfaceSDL(const std::string& file, int use_alpha);
135 SurfaceSDL(const std::string& file, int x, int y, int w, int h, int use_alpha);
136 virtual ~SurfaceSDL();
138 int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT);
139 int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT);
141 int draw_stretched(float x, float y, int w, int h, Uint8 alpha);
146 class SurfaceOpenGL : public SurfaceImpl
152 SurfaceOpenGL(SDL_Surface* surf, int use_alpha);
153 SurfaceOpenGL(const std::string& file, int use_alpha);
154 SurfaceOpenGL(const std::string& file, int x, int y, int w, int h, int use_alpha);
155 virtual ~SurfaceOpenGL();
157 int draw(float x, float y, Uint8 alpha, Uint32 effect = NONE_EFFECT);
158 int draw_part(float sx, float sy, float x, float y, float w, float h, Uint8 alpha, Uint32 effect = NONE_EFFECT);
160 int draw_stretched(float x, float y, int w, int h, Uint8 alpha);
164 void create_gl(SDL_Surface * surf, GLuint * tex);
168 #endif /*SUPERTUX_TEXTURE_H*/
170 /* Local Variables: */