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//
// C++ Implementation: PresetFactoryManager
//
// Description:
//
//
// Author: Carmelo Piccione <carmelo.piccione@gmail.com>, (C) 2008
//
// Copyright: See COPYING file that comes with this distribution
//
//
#include "PresetFactoryManager.hpp"
#ifndef DISABLE_MILKDROP_PRESETS
#include "MilkdropPresetFactory/MilkdropPresetFactory.hpp"
#endif
#ifndef DISABLE_NATIVE_PRESETS
#include "NativePresetFactory/NativePresetFactory.hpp"
#endif
#include <sstream>
PresetFactoryManager::PresetFactoryManager() : _gx(0), _gy(0), initialized(false) {}
PresetFactoryManager::~PresetFactoryManager() {
for (std::vector<PresetFactory *>::iterator pos = _factoryList.begin();
pos != _factoryList.end(); ++pos) {
assert(*pos);
delete(*pos);
}
initialized = false;
}
void PresetFactoryManager::initialize(int gx, int gy) {
_gx = gx;
_gy = gy;
if (!initialized) {
initialized = true;
} else {
std::cout << "already initialized " << std::endl;
return;
}
PresetFactory * factory;
#ifndef DISABLE_MILKDROP_PRESETS
factory = new MilkdropPresetFactory(_gx, _gy);
registerFactory(factory->supportedExtensions(), factory);
#endif
#ifndef DISABLE_NATIVE_PRESETS
factory = new NativePresetFactory();
registerFactory(factory->supportedExtensions(), factory);
#endif
}
// Current behavior if a conflict is occurs is to override the previous request
void PresetFactoryManager::registerFactory(const std::string & extensions, PresetFactory * factory) {
std::stringstream ss(extensions);
std::string extension;
_factoryList.push_back(factory);
while (ss >> extension) {
if (_factoryMap.count(extension)) {
std::cerr << "[PresetFactoryManager] Warning: extension \"" << extension <<
"\" already has a factory. New factory handler ignored." << std::endl;
} else {
_factoryMap.insert(std::make_pair(extension, factory));
}
}
}
PresetFactory & PresetFactoryManager::factory(const std::string & extension) {
if (!_factoryMap.count(extension)) {
std::ostringstream os;
os << "No factory associated with \"" << extension << "\"." << std::endl;
throw PresetFactoryException(os.str());
}
return *_factoryMap[extension];
}
bool PresetFactoryManager::extensionHandled(const std::string & extension) const {
return _factoryMap.count(extension);
}
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