FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2002 Jürgen Riegel <juergen.riegel@web.de>              *
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 *                                                                         *
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 *   This file is part of the FreeCAD CAx development system.              *
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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 Library General Public License (LGPL)   *
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 *   as published by the Free Software Foundation; either version 2 of     *
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 *   the License, or (at your option) any later version.                   *
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 *   for detail see the LICENCE text file.                                 *
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 *                                                                         *
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 *   FreeCAD 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 Library General Public License for more details.                  *
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 *                                                                         *
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 *   You should have received a copy of the GNU Library General Public     *
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 *   License along with FreeCAD; if not, write to the Free Software        *
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 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
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 *   USA                                                                   *
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 *                                                                         *
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 ***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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#include <list>
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#endif
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#include "Factory.h"
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#include "Console.h"
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using namespace Base;
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Factory::~Factory()
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{
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    for (auto& it : _mpcProducers) {
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        delete it.second;
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    }
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}
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void* Factory::Produce(const char* sClassName) const
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{
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    std::map<const std::string, AbstractProducer*>::const_iterator pProd;
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    pProd = _mpcProducers.find(sClassName);
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    if (pProd != _mpcProducers.end()) {
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        return pProd->second->Produce();
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    }
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    return nullptr;
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}
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void Factory::AddProducer(const char* sClassName, AbstractProducer* pcProducer)
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{
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    _mpcProducers[sClassName] = pcProducer;
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}
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bool Factory::CanProduce(const char* sClassName) const
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{
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    return (_mpcProducers.find(sClassName) != _mpcProducers.end());
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}
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std::list<std::string> Factory::CanProduce() const
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{
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    std::list<std::string> lObjects;
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    for (const auto& it : _mpcProducers) {
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        lObjects.push_back(it.first);
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    }
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    return lObjects;
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}
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// ----------------------------------------------------
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ScriptFactorySingleton* ScriptFactorySingleton::_pcSingleton = nullptr;  // NOLINT
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ScriptFactorySingleton& ScriptFactorySingleton::Instance()
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{
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    if (!_pcSingleton) {
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        _pcSingleton = new ScriptFactorySingleton;
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    }
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    return *_pcSingleton;
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}
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void ScriptFactorySingleton::Destruct()
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{
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    delete _pcSingleton;
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    _pcSingleton = nullptr;
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}
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const char* ScriptFactorySingleton::ProduceScript(const char* sScriptName) const
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{
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    const char* script = static_cast<const char*>(Produce(sScriptName));
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    if (!script) {
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#ifdef FC_DEBUG
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        Console().Warning("\"%s\" is not registered\n", sScriptName);
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#endif
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        return "";  // no data
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    }
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    return script;
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}
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