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/* |
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* The ManaPlus Client |
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* Copyright (C) 2004-2009 The Mana World Development Team |
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* Copyright (C) 2009-2010 The Mana Developers |
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* Copyright (C) 2011-2019 The ManaPlus Developers |
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* Copyright (C) 2019-2021 Andrei Karas |
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* |
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* This file is part of The ManaPlus Client. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include "resources/image/image.h" |
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#include "resources/loaders/rescaledloader.h" |
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#include "resources/resourcemanager/resourcemanager.h" |
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#include "utils/checkutils.h" |
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#include "utils/stringutils.h" |
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#include "debug.h" |
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namespace |
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{ |
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struct RescaledLoader final |
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{ |
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A_DEFAULT_COPY(RescaledLoader) |
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const Image *const image; |
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const int width; |
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const int height; |
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static Resource *load(const void *const v) |
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{ |
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if (v == nullptr) |
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return nullptr; |
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const RescaledLoader *const rl |
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= static_cast<const RescaledLoader *>(v); |
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if (rl->image == nullptr) |
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return nullptr; |
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Image *const rescaled = rl->image->SDLgetScaledImage( |
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rl->width, rl->height); |
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if (rescaled == nullptr) |
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{ |
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reportAlways("Rescale image failed: %s", |
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rl->image->mIdPath.c_str()) |
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return nullptr; |
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} |
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return rescaled; |
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} |
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}; |
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} // namespace |
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Image *Loader::getRescaled(const Image *const image, |
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const int width, |
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const int height) |
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{ |
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if (image == nullptr) |
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return nullptr; |
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const std::string idPath = image->mIdPath + strprintf( |
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"_rescaled%dx%d", width, height); |
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const RescaledLoader rl = { image, width, height }; |
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return static_cast<Image *>( |
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ResourceManager::get(idPath, RescaledLoader::load, &rl)); |
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} |