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- // SuperTux
- // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
- //
- // 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 3 of the License, or
- // (at your option) 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/>.
- #include "sprite/sprite_manager.hpp"
- #include "sprite/sprite.hpp"
- #include "util/file_system.hpp"
- #include "util/reader_document.hpp"
- #include "util/reader_mapping.hpp"
- #include <sstream>
- #include <stdexcept>
- SpriteManager::SpriteManager() :
- sprites()
- {
- }
- SpriteManager::~SpriteManager()
- {
- }
- SpritePtr
- SpriteManager::create(const std::string& name)
- {
- Sprites::iterator i = sprites.find(name);
- SpriteData* data;
- if(i == sprites.end()) {
- // try loading the spritefile
- data = load(name);
- if(data == NULL) {
- std::stringstream msg;
- msg << "Sprite '" << name << "' not found.";
- throw std::runtime_error(msg.str());
- }
- } else {
- data = i->second.get();
- }
- return SpritePtr(new Sprite(*data));
- }
- SpriteData*
- SpriteManager::load(const std::string& filename)
- {
- ReaderDocument doc;
- try {
- if(filename.size() >= 7 && filename.compare(filename.size() - 7, 7, ".sprite") == 0) {
- // Sprite file
- doc = ReaderDocument::parse(filename);
- } else {
- // Load image file directly
- std::stringstream lisptext;
- lisptext << "(supertux-sprite (action "
- << "(name \"default\") "
- << "(images \"" << FileSystem::basename(filename) << "\")))";
- doc = ReaderDocument::parse(lisptext);
- }
- } catch(const std::exception& e) {
- std::ostringstream msg;
- msg << "Parse error when trying to load sprite '" << filename
- << "': " << e.what() << "\n";
- throw std::runtime_error(msg.str());
- }
- auto root = doc.get_root();
- if(root.get_name() != "supertux-sprite") {
- std::ostringstream msg;
- msg << "'" << filename << "' is not a supertux-sprite file";
- throw std::runtime_error(msg.str());
- } else {
- std::unique_ptr<SpriteData> data (
- new SpriteData(root.get_mapping(), FileSystem::dirname(filename)) );
- sprites[filename] = std::move(data);
- return sprites[filename].get();
- }
- }
- /* EOF */
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