IAPDemo/Libraries/cocos2d/cocos/editor-support/cocostudio/WidgetReader/GameMapReader/GameMapReader.cpp

/****************************************************************************
 Copyright (c) 2014 cocos2d-x.org
 
 http://www.cocos2d-x.org
 
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 of this software and associated documentation files (the "Software"), to deal
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 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,
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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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#include "editor-support/cocostudio/WidgetReader/GameMapReader/GameMapReader.h"

#include "2d/CCLabel.h"
#include "2d/CCTMXXMLParser.h"
#include "2d/CCTMXTiledMap.h"
#include "platform/CCFileUtils.h"
#include "deprecated/CCString.h"

#include "editor-support/cocostudio/CSParseBinary_generated.h"
#include "editor-support/cocostudio/WidgetReader/NodeReader/NodeReader.h"

#include "tinyxml2.h"
#include "flatbuffers/flatbuffers.h"

USING_NS_CC;
using namespace flatbuffers;

namespace cocostudio
{
    IMPLEMENT_CLASS_NODE_READER_INFO(GameMapReader)
    
    GameMapReader::GameMapReader()
    {
        
    }
    
    GameMapReader::~GameMapReader()
    {
        
    }
    
    static GameMapReader* _instanceTMXTiledMapReader = nullptr;
    
    GameMapReader* GameMapReader::getInstance()
    {
        if (!_instanceTMXTiledMapReader)
        {
            _instanceTMXTiledMapReader = new (std::nothrow) GameMapReader();
        }
        
        return _instanceTMXTiledMapReader;
    }
    
    void GameMapReader::destroyInstance()
    {
        CC_SAFE_DELETE(_instanceTMXTiledMapReader);
    }
    
    Offset<Table> GameMapReader::createOptionsWithFlatBuffers(const tinyxml2::XMLElement *objectData,
                                                              flatbuffers::FlatBufferBuilder *builder)
    {
        auto temp = NodeReader::getInstance()->createOptionsWithFlatBuffers(objectData, builder);
        auto nodeOptions = *(Offset<WidgetOptions>*)(&temp);
        
        std::string path = "";
        std::string plistFile = "";
        int resourceType = 0;
        
        // child elements
        const tinyxml2::XMLElement* child = objectData->FirstChildElement();
        while (child)
        {
            std::string name = child->Name();
            
            if (name == "FileData")
            {
                const tinyxml2::XMLAttribute* attribute = child->FirstAttribute();
                
                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();
                    
                    if (name == "Path")
                    {
                        path = value;
                    }
                    else if (name == "Type")
                    {
                        resourceType = 0;
                    }
                    else if (name == "Plist")
                    {
                        plistFile = value;
                    }
                    
                    attribute = attribute->Next();
                }
            }
            
            child = child->NextSiblingElement();
        }
        
        auto options = CreateGameMapOptions(*builder,
                                            nodeOptions,
                                            CreateResourceData(*builder,
                                                               builder->CreateString(path),
                                                               builder->CreateString(plistFile),
                                                               resourceType));
        
        return *(Offset<Table>*)(&options);
    }
    
    void GameMapReader::setPropsWithFlatBuffers(cocos2d::Node *node,
                                                const flatbuffers::Table *gameMapOptions)
    {
        auto options = (GameMapOptions*)gameMapOptions;
        auto nodeReader = NodeReader::getInstance();
        nodeReader->setPropsWithFlatBuffers(node, (Table*)options->nodeOptions());
    }
    
    Node* GameMapReader::createNodeWithFlatBuffers(const flatbuffers::Table *gameMapOptions)
    {
        TMXTiledMap* tmx = nullptr;
        
        auto options = (GameMapOptions*)gameMapOptions;
        auto fileNameData = options->fileNameData();
        
        bool fileExist = false;
        std::string errorFilePath = "";
        std::string path = fileNameData->path()->c_str();
        int resourceType = fileNameData->resourceType();
        switch (resourceType)
        {
            case 0:
            {
                if (FileUtils::getInstance()->isFileExist(path))
                {
                    fileExist = true;
                }
                else
                {
                    errorFilePath = path;
                    fileExist = false;
                }
                break;
            }
                
            default:
                break;
        }
        if (fileExist)
        {
            /* Whether tileset is valid. */
            auto mapInfo = TMXMapInfo::create(path);
            auto& layers = mapInfo->getLayers();
            bool valid = false;
            std::string layerName = "";
            for (const auto &layerInfo : layers)
            {
                valid = false;
                
                if (layerInfo->_visible)
                {
                    Size size = layerInfo->_layerSize;
                    auto& tilesets = mapInfo->getTilesets();
                    if (tilesets.size()>0)
                    {
                        TMXTilesetInfo* tileset = nullptr;
                        for (auto iter = tilesets.crbegin(); iter != tilesets.crend(); ++iter)
                        {
                            tileset = *iter;
                            if (tileset)
                            {
                                for( int y=0; y < size.height; y++ )
                                {
                                    for( int x=0; x < size.width; x++ )
                                    {
                                        int pos = static_cast<int>(x + size.width * y);
                                        int gid = layerInfo->_tiles[ pos ];
                                        
                                        if( gid != 0 )
                                        {
                                            if( (gid & kTMXFlippedMask) >= tileset->_firstGid )
                                            {
                                                valid = true;
                                                break;
                                            }
                                        }
                                    }
                                    
                                    if (valid)
                                    {
                                        break;
                                    }
                                }
                            }
                        }
                    }
                    
                    if (!valid)
                    {
                        layerName = layerInfo->_name;
                        break;
                    }
                }
                else
                {
                    valid = true;
                }
            }
            
            if (!valid)
            {
                Node* node = Node::create();
                setPropsWithFlatBuffers(node, (Table*)gameMapOptions);
                auto label = Label::create();
                label->setString(__String::createWithFormat("Some error of gid are in TMX Layer '%s'", layerName.c_str())->getCString());
                node->setScale(1.0f);
                node->addChild(label);
                return node;
            }
            /**/
            
            tmx = TMXTiledMap::create(path);
            if (tmx)
            {
                //prevent that editor's data does not match in size and resources
                Size fileSize = tmx->getContentSize();
                setPropsWithFlatBuffers(tmx, (Table*)gameMapOptions);
                tmx->setContentSize(fileSize);
            }
        }
        else
        {
            Node* node = Node::create();
            setPropsWithFlatBuffers(node, (Table*)gameMapOptions);
            return node;
        }
        
        return tmx;
    }
    
}