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kraken/kraken/KRSceneManager.cpp

104 lines
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C++
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//
// KRSceneManager.cpp
// KREngine
//
// Copyright 2012 Kearwood Gilbert. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other materials
// provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY KEARWOOD GILBERT ''AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KEARWOOD GILBERT OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// The views and conclusions contained in the software and documentation are those of the
// authors and should not be interpreted as representing official policies, either expressed
// or implied, of Kearwood Gilbert.
//
#include "KRSceneManager.h"
#include "KRScene.h"
KRSceneManager::KRSceneManager(KRContext &context) : KRResourceManager(context){
}
KRSceneManager::~KRSceneManager() {
for(unordered_map<std::string, KRScene *>::iterator itr = m_scenes.begin(); itr != m_scenes.end(); ++itr){
delete (*itr).second;
}
m_scenes.empty();
}
KRResource* KRSceneManager::loadResource(const std::string& name, const std::string& extension, KRDataBlock* data)
{
if (extension.compare("krscene") == 0) {
return loadScene(name, data);
}
return nullptr;
}
KRResource* KRSceneManager::getResource(const std::string& name, const std::string& extension)
{
if (extension.compare("krscene") == 0) {
return getScene(name);
}
return nullptr;
}
KRScene *KRSceneManager::loadScene(const std::string &name, KRDataBlock *data) {
std::string lowerName = name;
std::transform(lowerName.begin(), lowerName.end(),
lowerName.begin(), ::tolower);
KRScene *pScene = KRScene::Load(*m_pContext, name, data);
m_scenes[lowerName] = pScene;
return pScene;
}
void KRSceneManager::add(KRScene *scene)
{
std::string lowerName = scene->getName();
std::transform(lowerName.begin(), lowerName.end(),
lowerName.begin(), ::tolower);
m_scenes[lowerName] = scene;
}
KRScene *KRSceneManager::getScene(const std::string &name) {
std::string lowerName = name;
std::transform(lowerName.begin(), lowerName.end(),
lowerName.begin(), ::tolower);
static unordered_map<std::string, KRScene *>::iterator scene_itr = m_scenes.find(lowerName);
if(scene_itr != m_scenes.end()) {
return (*scene_itr).second;
} else {
return NULL;
}
}
KRScene *KRSceneManager::getFirstScene() {
static unordered_map<std::string, KRScene *>::iterator scene_itr = m_scenes.begin();
if(scene_itr != m_scenes.end()) {
return (*scene_itr).second;
} else {
return NULL;
}
}
unordered_map<std::string, KRScene *> &KRSceneManager::getScenes() {
return m_scenes;
}