openglsdlimageloader.hpp

00001 /*      _______   __   __   __   ______   __   __   _______   __   __
00002  *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\
00003  *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
00004  *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /
00005  *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /
00006  * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
00007  * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
00008  *
00009  * Copyright (c) 2004, 2005, 2006 Olof Naessén and Per Larsson
00010  *
00011  *                                                         Js_./
00012  * Per Larsson a.k.a finalman                          _RqZ{a<^_aa
00013  * Olof Naessén a.k.a jansem/yakslem                _asww7!uY`>  )\a//
00014  *                                                 _Qhm`] _f "'c  1!5m
00015  * Visit: http://guichan.darkbits.org             )Qk<P ` _: :+' .'  "{[
00016  *                                               .)j(] .d_/ '-(  P .   S
00017  * License: (BSD)                                <Td/Z <fP"5(\"??"\a.  .L
00018  * Redistribution and use in source and          _dV>ws?a-?'      ._/L  #'
00019  * binary forms, with or without                 )4d[#7r, .   '     )d`)[
00020  * modification, are permitted provided         _Q-5'5W..j/?'   -?!\)cam'
00021  * that the following conditions are met:       j<<WP+k/);.        _W=j f
00022  * 1. Redistributions of source code must       .$%w\/]Q  . ."'  .  mj$
00023  *    retain the above copyright notice,        ]E.pYY(Q]>.   a     J@\
00024  *    this list of conditions and the           j(]1u<sE"L,. .   ./^ ]{a
00025  *    following disclaimer.                     4'_uomm\.  )L);-4     (3=
00026  * 2. Redistributions in binary form must        )_]X{Z('a_"a7'<a"a,  ]"[
00027  *    reproduce the above copyright notice,       #}<]m7`Za??4,P-"'7. ).m
00028  *    this list of conditions and the            ]d2e)Q(<Q(  ?94   b-  LQ/
00029  *    following disclaimer in the                <B!</]C)d_, '(<' .f. =C+m
00030  *    documentation and/or other materials      .Z!=J ]e []('-4f _ ) -.)m]'
00031  *    provided with the distribution.          .w[5]' _[ /.)_-"+?   _/ <W"
00032  * 3. Neither the name of Guichan nor the      :$we` _! + _/ .        j?
00033  *    names of its contributors may be used     =3)= _f  (_yQmWW$#(    "
00034  *    to endorse or promote products derived     -   W,  sQQQQmZQ#Wwa]..
00035  *    from this software without specific        (js, \[QQW$QWW#?!V"".
00036  *    prior written permission.                    ]y:.<\..          .
00037  *                                                 -]n w/ '         [.
00038  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT       )/ )/           !
00039  * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY         <  (; sac    ,    '
00040  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,               ]^ .-  %
00041  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF            c <   r
00042  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR            aga<  <La
00043  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE          5%  )P'-3L
00044  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR        _bQf` y`..)a
00045  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          ,J?4P'.P"_(\?d'.,
00046  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES               _Pa,)!f/<[]/  ?"
00047  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT      _2-..:. .r+_,.. .
00048  * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     ?a.<%"'  " -'.a_ _,
00049  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION)                     ^
00050  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
00051  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00052  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
00053  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
00054  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00055  */
00056 
00057 #ifndef GCN_OPENGLSDLIMAGELOADER_HPP
00058 #define GCN_OPENGLSDLIMAGELOADER_HPP
00059 
00060 #include <guichan/sdl/sdlimageloader.hpp>
00061 
00062 #include <guichan/opengl/openglimage.hpp>
00063 
00064 namespace gcn
00065 {
00066     class Image;
00067 
00071     class OpenGLSDLImageLoader : public SDLImageLoader
00072     {
00073     public:
00074 
00075         // Inherited from ImageLoader
00076 
00077         virtual Image* load(const std::string& filename,
00078                             bool convertToDisplayFormat = true)
00079         {
00080             SDL_Surface *loadedSurface = loadSDLSurface(filename);
00081 
00082             if (loadedSurface == NULL)
00083             {
00084                 throw GCN_EXCEPTION(
00085                         std::string("Unable to load image file: ") + filename);
00086             }
00087 
00088             SDL_Surface *surface = convertToStandardFormat(loadedSurface);
00089             SDL_FreeSurface(loadedSurface);
00090 
00091             if (surface == NULL)
00092             {
00093                 throw GCN_EXCEPTION(
00094                         std::string("Not enough memory to load: ") + filename);
00095             }
00096 
00097             OpenGLImage *image = new OpenGLImage((unsigned int*)surface->pixels,
00098                                                  surface->w,
00099                                                  surface->h,
00100                                                  convertToDisplayFormat);
00101             SDL_FreeSurface(surface);
00102 
00103             return image;
00104         }
00105     };
00106 }
00107 
00108 #endif // end GCN_OPENGLSDLIMAGELOADER_HPP

Generated on Sat Jul 29 19:38:48 2006 for Guichan by  doxygen 1.4.7