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

/****************************************************************************
 Copyright (c) 2014 cocos2d-x.org
 
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 of this software and associated documentation files (the "Software"), to deal
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#include "base/CCDirector.h"
#include "2d/CCCamera.h"
#include "platform/CCFileUtils.h"
#include "editor-support/cocostudio/WidgetReader/UserCameraReader/UserCameraReader.h"

#include "editor-support/cocostudio/CSParseBinary_generated.h"
#include "editor-support/cocostudio/CSParse3DBinary_generated.h"
#include "editor-support/cocostudio/FlatBuffersSerialize.h"
#include "editor-support/cocostudio/WidgetReader/Node3DReader/Node3DReader.h"
#include "editor-support/cocostudio/WidgetReader/GameNode3DReader/GameNode3DReader.h"

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

USING_NS_CC;
using namespace flatbuffers;

namespace cocostudio
{
    IMPLEMENT_CLASS_NODE_READER_INFO(UserCameraReader)
    
    UserCameraReader::UserCameraReader()
    {
        
    }
    
    UserCameraReader::~UserCameraReader()
    {
        
    }
    
    static UserCameraReader* _instanceUserCameraReader = nullptr;
    
    UserCameraReader* UserCameraReader::getInstance()
    {
        if (!_instanceUserCameraReader)
        {
            _instanceUserCameraReader = new (std::nothrow) UserCameraReader();
        }
        
        return _instanceUserCameraReader;
    }
    
    void UserCameraReader::purge()
    {
        CC_SAFE_DELETE(_instanceUserCameraReader);
    }
    
    void UserCameraReader::destroyInstance()
    {
        CC_SAFE_DELETE(_instanceUserCameraReader);
    }
    
    Vec2 UserCameraReader::getVec2Attribute(const tinyxml2::XMLAttribute* attribute) const
    {
        if(!attribute)
            return Vec2::ZERO;
        
        Vec2 ret;
        std::string attriname;
        
        while (attribute)
        {
            attriname = attribute->Name();
            std::string value = attribute->Value();
            
            if (attriname == "X")
            {
                ret.x = atof(value.c_str());
            }
            else if (attriname == "Y")
            {
                ret.y = atof(value.c_str());
            }
            
            attribute = attribute->Next();
        }

        return ret;
    }
    
    Offset<Table> UserCameraReader::createOptionsWithFlatBuffers(const tinyxml2::XMLElement *objectData,
                                                             flatbuffers::FlatBufferBuilder *builder)
    {
        auto temp = Node3DReader::getInstance()->createOptionsWithFlatBuffers(objectData, builder);
        auto node3DOptions = *(Offset<Node3DOption>*)(&temp);
        
        float fov = 60.f;
        unsigned int cameraFlag = 0;
        bool skyBoxEnabled = false;
        bool skyBoxValid = true;

        std::string attriname;
        const tinyxml2::XMLAttribute* attribute = objectData->FirstAttribute();
        while(attribute)
        {
            attriname = attribute->Name();
            std::string value = attribute->Value();
            
            if(attriname == "Fov")
            {
                fov = atof(value.c_str());
            }
            else if(attriname == "UserCameraFlagMode")
            {
                if (cameraFlag == 0)
                {
                    if (value == "DEFAULT")  cameraFlag = 1;
                    else if (value == "USER1") cameraFlag = 1 << 1;
                    else if (value == "USER2") cameraFlag = 1 << 2;
                    else if (value == "USER3") cameraFlag = 1 << 3;
                    else if (value == "USER4") cameraFlag = 1 << 4;
                }
            }
            else if (attriname == "CameraFlagData")
            {
                int flag = atoi(value.c_str());
                if (flag != 0)
                    cameraFlag = flag;
            }
            else if (attriname == "SkyBoxEnabled")
            {
                skyBoxEnabled = (value == "True") ? true : false;
            }
            else if (attriname == "SkyBoxValid")
            {
                skyBoxValid = (value == "True") ? true : false;
            }
            
            attribute = attribute->Next();
        }

        if (!skyBoxValid)
            skyBoxEnabled = false;

        Vec2 clipPlane(1, 1000);

        std::string leftPath = "";
        std::string leftPlistFile = "";
        int leftResourceType = 0;

        std::string rightPath = "";
        std::string rightPlistFile = "";
        int rightResourceType = 0;

        std::string upPath = "";
        std::string upPlistFile = "";
        int upResourceType = 0;

        std::string downPath = "";
        std::string downPlistFile = "";
        int downResourceType = 0;

        std::string forwardPath = "";
        std::string forwardPlistFile = "";
        int forwardResourceType = 0;

        std::string backPath = "";
        std::string backPlistFile = "";
        int backResourceType = 0;
        
        // FileData
        const tinyxml2::XMLElement* child = objectData->FirstChildElement();
        while (child)
        {
            std::string name = child->Name();
            
            if (name == "ClipPlane")
            {
                attribute = child->FirstAttribute();
                clipPlane = getVec2Attribute(attribute);
            }
            else if (name == "LeftImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        leftPath = value;
                    }
                    else if (name == "Type")
                    {
                        leftResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        leftPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (leftResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(leftPlistFile));
                }
            }
            else if (name == "RightImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        rightPath = value;
                    }
                    else if (name == "Type")
                    {
                        rightResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        rightPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (rightResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(rightPlistFile));
                }
            }
            else if (name == "UpImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        upPath = value;
                    }
                    else if (name == "Type")
                    {
                        upResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        upPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (upResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(upPlistFile));
                }
            }
            else if (name == "DownImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        downPath = value;
                    }
                    else if (name == "Type")
                    {
                        downResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        downPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (downResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(downPlistFile));
                }
            }
            else if (name == "ForwardImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        forwardPath = value;
                    }
                    else if (name == "Type")
                    {
                        forwardResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        forwardPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (forwardResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(forwardPlistFile));
                }
            }
            else if (name == "BackImage")
            {
                attribute = child->FirstAttribute();

                while (attribute)
                {
                    name = attribute->Name();
                    std::string value = attribute->Value();

                    if (name == "Path")
                    {
                        backPath = value;
                    }
                    else if (name == "Type")
                    {
                        backResourceType = getResourceType(value);
                    }
                    else if (name == "Plist")
                    {
                        backPlistFile = value;
                    }

                    attribute = attribute->Next();
                }

                if (backResourceType == 1)
                {
                    FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
                    fbs->_textures.push_back(builder->CreateString(backPlistFile));
                }
            }
            
            child = child->NextSiblingElement();
        }
        
        auto options = CreateUserCameraOptions(*builder,
                                             node3DOptions,
                                             fov,
                                             clipPlane.x,
                                             clipPlane.y,
                                             cameraFlag,
                                             skyBoxEnabled,
                                             CreateResourceData(*builder,
                                                         builder->CreateString(leftPath),
                                                         builder->CreateString(leftPlistFile),
                                                         leftResourceType),
                                             CreateResourceData(*builder,
                                                         builder->CreateString(rightPath),
                                                         builder->CreateString(rightPlistFile),
                                                         rightResourceType),
                                             CreateResourceData(*builder,
                                                         builder->CreateString(upPath),
                                                         builder->CreateString(upPlistFile),
                                                         upResourceType),
                                             CreateResourceData(*builder,
                                                         builder->CreateString(downPath),
                                                         builder->CreateString(downPlistFile),
                                                         downResourceType),
                                             CreateResourceData(*builder,
                                                         builder->CreateString(forwardPath),
                                                         builder->CreateString(forwardPlistFile),
                                                         forwardResourceType),
                                             CreateResourceData(*builder,
                                                         builder->CreateString(backPath),
                                                         builder->CreateString(backPlistFile),
                                                         backResourceType)
                                             );
        
        return *(Offset<Table>*)(&options);
    }
    
    void UserCameraReader::setPropsWithFlatBuffers(cocos2d::Node *node,
                                                   const flatbuffers::Table* userCameraDOptions)
    {
        auto options = (UserCameraOptions*)userCameraDOptions;
        
        Camera* camera = static_cast<Camera*>(node);
        int cameraFlag = options->cameraFlag();
        camera->setCameraFlag((CameraFlag)cameraFlag);

        auto node3DReader = Node3DReader::getInstance();
        node3DReader->setPropsWithFlatBuffers(node, (Table*)(options->node3DOption()));

        bool skyBoxEnabled = options->skyBoxEnabled() != 0;
        if (skyBoxEnabled)
        {
            std::string leftFileData = options->leftFileData()->path()->c_str();
            std::string rightFileData = options->rightFileData()->path()->c_str();
            std::string upFileData = options->upFileData()->path()->c_str();
            std::string downFileData = options->downFileData()->path()->c_str();
            std::string forwardFileData = options->forwardFileData()->path()->c_str();
            std::string backFileData = options->backFileData()->path()->c_str();
            FileUtils *fileUtils = FileUtils::getInstance();

            if (fileUtils->isFileExist(leftFileData)
                && fileUtils->isFileExist(rightFileData)
                && fileUtils->isFileExist(upFileData)
                && fileUtils->isFileExist(downFileData)
                && fileUtils->isFileExist(forwardFileData)
                && fileUtils->isFileExist(backFileData))
            {
                CameraBackgroundSkyBoxBrush* brush = CameraBackgroundSkyBoxBrush::create(leftFileData, rightFileData, upFileData, downFileData, forwardFileData, backFileData);
                camera->setBackgroundBrush(brush);
            }
            else
            {
                if (GameNode3DReader::getSceneBrushInstance() != nullptr)
                    camera->setBackgroundBrush(GameNode3DReader::getSceneBrushInstance());
            }
        }
        else
        {
            if (GameNode3DReader::getSceneBrushInstance() != nullptr)
                camera->setBackgroundBrush(GameNode3DReader::getSceneBrushInstance());
        }
    }
    
    Node* UserCameraReader::createNodeWithFlatBuffers(const flatbuffers::Table *userCameraDOptions)
    {
        auto options = (UserCameraOptions*)userCameraDOptions;
        
        float fov = options->fov();
        float nearClip = options->nearClip();
        float farClip = options->farClip();
        
        auto size = Director::getInstance()->getWinSize();
        Camera* camera = Camera::createPerspective(fov, size.width / size.height, nearClip, farClip);
        
        setPropsWithFlatBuffers(camera, userCameraDOptions);
        
        return camera;
    }

    int UserCameraReader::getResourceType(std::string key)
    {
        if (key == "Normal" || key == "Default")
        {
            return 	0;
        }

        FlatBuffersSerialize* fbs = FlatBuffersSerialize::getInstance();
        if (fbs->_isSimulator)
        {
            if (key == "MarkedSubImage")
            {
                return 0;
            }
        }
        return 1;
    }
}