source: trunk/src/image/codec/sdl-image.cpp @ 956 Tweet

//
// Lol Engine
//
// Copyright: (c) 2010-2011 Sam Hocevar <sam@hocevar.net>
//   This program is free software; you can redistribute it and/or
//   modify it under the terms of the Do What The Fuck You Want To
//   Public License, Version 2, as published by Sam Hocevar. See
//   http://sam.zoy.org/projects/COPYING.WTFPL for more details.
//

#if defined HAVE_CONFIG_H
#   include "config.h"
#endif

#if defined USE_SDL_IMAGE

#include <cmath>

#include <SDL.h>
#include <SDL_image.h>

#include "core.h"
#include "image/image-private.h"

using namespace std;

namespace lol
{

/*
 * Image implementation class
 */

DECLARE_IMAGE_LOADER(SdlImageData, 50)
{
public:
    virtual bool Open(char const *);
    virtual bool Close();

    virtual void *GetData() const;

private:
    SDL_Surface *img;
};

/*
 * Public Image class
 */

bool SdlImageData::Open(char const *path)
{
    for (char const *name = path; *name; name++)
        if ((img = IMG_Load(name)))
            break;

    if (!img)
    {
#if !LOL_RELEASE
        Log::Error("could not load %s\n", path);
#endif
        return false;
    }

    size = ivec2(img->w, img->h);
    format = img->format->Amask ? Image::FORMAT_RGBA : Image::FORMAT_RGB;

    return true;
}

bool SdlImageData::Close()
{
    SDL_FreeSurface(img);

    return true;
}

void * SdlImageData::GetData() const
{
    return img->pixels;
}

} /* namespace lol */

#endif /* defined USE_SDL_IMAGE */