C++ TMXMapInfo::setMapSize方法代码示例

// the XML parser calls here with all the elements
void TMXMapInfo::startElement(void *ctx, const char *name, const char **atts)
{    
    CC_UNUSED_PARAM(ctx);
    TMXMapInfo *tmxMapInfo = this;
    std::string elementName = name;
    ValueMap attributeDict;
    if (atts && atts[0])
    {
        for (int i = 0; atts[i]; i += 2)
        {
            std::string key = atts[i];
            std::string value = atts[i+1];
            attributeDict.insert(std::make_pair(key, Value(value)));
        }
    }
    if (elementName == "map")
    {
        std::string version = attributeDict["version"].asString();
        if ( version != "1.0")
        {
            CCLOG("cocos2d: TMXFormat: Unsupported TMX version: %s", version.c_str());
        }
        std::string orientationStr = attributeDict["orientation"].asString();
        if (orientationStr == "orthogonal") {
            tmxMapInfo->setOrientation(TMXOrientationOrtho);
        }
        else if (orientationStr  == "isometric") {
            tmxMapInfo->setOrientation(TMXOrientationIso);
        }
        else if (orientationStr == "hexagonal") {
            tmxMapInfo->setOrientation(TMXOrientationHex);
        }
        else if (orientationStr == "staggered") {
            tmxMapInfo->setOrientation(TMXOrientationStaggered);
        }
        else {
            CCLOG("cocos2d: TMXFomat: Unsupported orientation: %d", tmxMapInfo->getOrientation());
        }

        Size s;
        s.width = attributeDict["width"].asFloat();
        s.height = attributeDict["height"].asFloat();
        tmxMapInfo->setMapSize(s);

        s.width = attributeDict["tilewidth"].asFloat();
        s.height = attributeDict["tileheight"].asFloat();
        tmxMapInfo->setTileSize(s);

        // The parent element is now "map"
        tmxMapInfo->setParentElement(TMXPropertyMap);
    } 
    else if (elementName == "tileset") 
    {
        // If this is an external tileset then start parsing that
        std::string externalTilesetFilename = attributeDict["source"].asString();
        if (externalTilesetFilename != "")
        {
            _externalTilesetFilename = externalTilesetFilename;

            // Tileset file will be relative to the map file. So we need to convert it to an absolute path
            if (_TMXFileName.find_last_of("/") != string::npos)
            {
                string dir = _TMXFileName.substr(0, _TMXFileName.find_last_of("/") + 1);
                externalTilesetFilename = dir + externalTilesetFilename;
            }
            else 
            {
                externalTilesetFilename = _resources + "/" + externalTilesetFilename;
            }
            externalTilesetFilename = FileUtils::getInstance()->fullPathForFilename(externalTilesetFilename);
            
            _currentFirstGID = attributeDict["firstgid"].asInt();
            if (_currentFirstGID < 0)
            {
                _currentFirstGID = 0;
            }
            _recordFirstGID = false;
            
            tmxMapInfo->parseXMLFile(externalTilesetFilename);
        }
        else
        {
            TMXTilesetInfo *tileset = new (std::nothrow) TMXTilesetInfo();
            tileset->_name = attributeDict["name"].asString();
            
            if (_recordFirstGID)
            {
                // unset before, so this is tmx file.
                tileset->_firstGid = attributeDict["firstgid"].asInt();
                
                if (tileset->_firstGid < 0)
                {
                    tileset->_firstGid = 0;
                }
            }
            else
            {
                tileset->_firstGid = _currentFirstGID;
                _currentFirstGID = 0;
//.........这里部分代码省略.........