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/*
* The ManaVerse Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2019 The ManaPlus Developers
*
* This file is part of The ManaVerse 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_SDLIMAGEHELPER_H
#define RESOURCES_SDLIMAGEHELPER_H
#ifdef USE_SDL2
#include "resources/sdl2imagehelper.h"
RESOURCES_SDL2IMAGEHELPER_H
#else
#include "localconsts.h"
#include "resources/imagehelper.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)
/**
* 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) override final A_WARN_UNUSED;
/**
* Loads an image from an SDL surface.
*/
Image *loadSurface(SDL_Surface *const tmpImage) override final
A_WARN_UNUSED;
Image *createTextSurface(SDL_Surface *const tmpImage,
const int width, const int height,
const float alpha)
override final A_WARN_UNUSED;
void copySurfaceToImage(const Image *const image,
const int x, const int y,
SDL_Surface *const surface)
const override final;
constexpr2 static void SDLSetEnableAlphaCache(const bool n) noexcept2
{ mEnableAlphaCache = n; }
static bool SDLGetEnableAlphaCache() noexcept2 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);
protected:
/** SDL_Surface to SDL_Surface Image loader */
static Image *_SDLload(SDL_Surface *tmpImage);
static bool mEnableAlphaCache;
};
#endif // USE_SDL2
#endif // RESOURCES_SDLIMAGEHELPER_H
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