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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2014 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef RESOURCES_SDL2IMAGEHELPER_H
#define RESOURCES_SDL2IMAGEHELPER_H
#ifdef USE_SDL2
#include "localconsts.h"
#include "resources/imagehelper.h"
#include <SDL.h>
class Dye;
class Image;
/**
* Defines a class for loading and storing images.
*/
class SDLImageHelper final : public ImageHelper
{
friend class Image;
public:
SDLImageHelper() :
ImageHelper()
{ }
A_DELETE_COPY(SDLImageHelper)
~SDLImageHelper()
{ }
/**
* Loads an image from an SDL_RWops structure and recolors it.
*
* @param rw The SDL_RWops to load the image from.
* @param dye The dye used to recolor the image.
*
* @return <code>NULL</code> if an error occurred, a valid pointer
* otherwise.
*/
Image *load(SDL_RWops *const rw,
Dye const &dye) const override final A_WARN_UNUSED;
/**
* Loads an image from an SDL surface.
*/
Image *load(SDL_Surface *const tmpImage) const
override final A_WARN_UNUSED;
Image *createTextSurface(SDL_Surface *const tmpImage,
const int width, const int height,
const float alpha)
const override final A_WARN_UNUSED;
static void SDLSetEnableAlphaCache(const bool n)
{ mEnableAlphaCache = n; }
static bool SDLGetEnableAlphaCache() A_WARN_UNUSED
{ return mEnableAlphaCache; }
static SDL_Surface* SDLDuplicateSurface(SDL_Surface *const tmpImage)
A_WARN_UNUSED;
static int combineSurface(SDL_Surface *restrict const src,
SDL_Rect *restrict const srcrect,
SDL_Surface *restrict const dst,
SDL_Rect *restrict const dstrect);
#ifdef USE_SDL2
static void setRenderer(SDL_Renderer *const renderer)
{ mRenderer = renderer; }
#endif
protected:
/** SDL_Surface to SDL_Surface Image loader */
Image *_SDLload(SDL_Surface *tmpImage) const A_WARN_UNUSED;
static bool mEnableAlphaCache;
#ifdef USE_SDL2
static SDL_Renderer *mRenderer;
#endif
};
#endif // USE_SDL2
#endif // RESOURCES_SDL2IMAGEHELPER_H
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