axmol/cocos/editor-support/cocostudio/CCSSceneReader.cpp

/****************************************************************************
 Copyright (c) 2013 cocos2d-x.org
 
 http://www.cocos2d-x.org
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 THE SOFTWARE.
 ****************************************************************************/

#include "cocostudio/CocoStudio.h"
#include "gui/CocosGUI.h"
#include "SimpleAudioEngine.h"
#include "ObjectFactory.h"

using namespace cocos2d;
using namespace gui;

namespace cocostudio {

SceneReader* SceneReader::s_sharedReader = nullptr;

SceneReader::SceneReader()
: _fnSelector(nullptr)
, _node(nullptr)
{
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComAttribute));
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComRender));
    ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComAudio));
	ObjectFactory::getInstance()->registerType(CREATE_CLASS_COMPONENT_INFO(ComController));
}

SceneReader::~SceneReader()
{
}

const char* SceneReader::sceneReaderVersion()
{
    return "1.0.0.0";
}

cocos2d::Node* SceneReader::createNodeWithSceneFile(const std::string &fileName)
{
    rapidjson::Document jsonDict;
    do {
          CC_BREAK_IF(!readJson(fileName, jsonDict));
          _node = createObject(jsonDict, nullptr);
          TriggerMng::getInstance()->parse(jsonDict);
    } while (0);
    
    return _node;
}

bool SceneReader::readJson(const std::string &fileName, rapidjson::Document &doc)
{
    bool bRet = false;
    do {
        std::string jsonpath = FileUtils::getInstance()->fullPathForFilename(fileName);
        std::string contentStr = FileUtils::getInstance()->getStringFromFile(jsonpath);
        doc.Parse<0>(contentStr.c_str());
        CC_BREAK_IF(doc.HasParseError());
        bRet = true;
    } while (0);
    return bRet;
}

Node* SceneReader::nodeByTag(Node *parent, int tag)
{		
    if (parent == nullptr)
    {
        return nullptr;
    }
    Node *_retNode = nullptr;
    Vector<Node*>& Children = parent->getChildren();
    Vector<Node*>::iterator iter = Children.begin();
    while (iter != Children.end())
    {
        Node* pNode = *iter;
        if(pNode != nullptr && pNode->getTag() == tag)
        {
            _retNode =  pNode;
            break;
        }
        else
        {
            _retNode = nodeByTag(pNode, tag);
            if (_retNode != nullptr)
            {
                break;
            }

        }
        ++iter;
    }
    return _retNode;
}


Node* SceneReader::createObject(const rapidjson::Value &dict, cocos2d::Node* parent)
{
    const char *className = DICTOOL->getStringValue_json(dict, "classname");
    if(strcmp(className, "CCNode") == 0)
    {
        Node* gb = nullptr;
        if(nullptr == parent)
        {
            gb = Node::create();
        }
        else
        {
            gb = Node::create();
            parent->addChild(gb);
        }
        
        setPropertyFromJsonDict(dict, gb);

        int count = DICTOOL->getArrayCount_json(dict, "components");
        for (int i = 0; i < count; i++)
        {
            const rapidjson::Value &subDict = DICTOOL->getSubDictionary_json(dict, "components", i);
            if (!DICTOOL->checkObjectExist_json(subDict))
            {
                break;
            }
            const char *comName = DICTOOL->getStringValue_json(subDict, "classname");
            Component *com = ObjectFactory::getInstance()->createComponent(comName);
			if (com != NULL)
			{
				if (com->serialize((void*)(&subDict)))
				{
					gb->addComponent(com);
				}
				else
				{
					CC_SAFE_RELEASE_NULL(com);
				}
			}
            if(_fnSelector != nullptr)
            {
                _fnSelector(com, (void*)(&subDict));
            }
        }

        int length = DICTOOL->getArrayCount_json(dict, "gameobjects");
        for (int i = 0; i < length; ++i)
        {
            const rapidjson::Value &subDict = DICTOOL->getSubDictionary_json(dict, "gameobjects", i);
            if (!DICTOOL->checkObjectExist_json(subDict))
            {
                break;
            }
            createObject(subDict, gb);
        }
        
        return gb;
    }
    
    return nullptr;
}

void SceneReader::setTarget(const std::function<void(cocos2d::Object* obj, void* doc)>& selector)
{
    _fnSelector = selector;
}

Node* SceneReader::getNodeByTag(int nTag)
{
    if (_node == nullptr)
    {
        return nullptr;
    }
    if (_node->getTag() == nTag)
    {
        return _node;
    }
    return nodeByTag(_node, nTag);
}

void SceneReader::setPropertyFromJsonDict(const rapidjson::Value &root, cocos2d::Node *node)
{
    float x = DICTOOL->getFloatValue_json(root, "x");
    float y = DICTOOL->getFloatValue_json(root, "y");
    node->setPosition(Point(x, y));
    
    const bool bVisible = (DICTOOL->getIntValue_json(root, "visible", 1) != 0);
    node->setVisible(bVisible);
    
    int nTag = DICTOOL->getIntValue_json(root, "objecttag", -1);
    node->setTag(nTag);
    
    int nZorder = DICTOOL->getIntValue_json(root, "zorder");
    node->setZOrder(nZorder);
    
    float fScaleX = DICTOOL->getFloatValue_json(root, "scalex", 1.0);
    float fScaleY = DICTOOL->getFloatValue_json(root, "scaley", 1.0);
    node->setScaleX(fScaleX);
    node->setScaleY(fScaleY);
    
    float fRotationZ = DICTOOL->getFloatValue_json(root, "rotation"); 
    node->setRotation(fRotationZ);
}

SceneReader* SceneReader::getInstance()
{
    if (s_sharedReader == nullptr)
    {
        s_sharedReader = new SceneReader();
    }
    return s_sharedReader;
}

void SceneReader::destroyInstance()
{
    DictionaryHelper::destroyInstance();
    TriggerMng::destroyInstance();
    CocosDenshion::SimpleAudioEngine::end();
    CC_SAFE_DELETE(s_sharedReader);
}

}