Example #1
0
TerrainLayer::CacheBinMetadata::CacheBinMetadata(const Config& conf)
{
    _valid = !conf.empty();

    conf.getIfSet("cachebin_id", _cacheBinId);
    conf.getIfSet("source_name", _sourceName);
    conf.getIfSet("source_driver", _sourceDriver);
    conf.getIfSet("source_tile_size", _sourceTileSize);
    conf.getObjIfSet("source_profile", _sourceProfile);
    conf.getObjIfSet("cache_profile", _cacheProfile);
    conf.getIfSet("cache_create_time", _cacheCreateTime);

    const Config* extentsRoot = conf.child_ptr("extents");
    if ( extentsRoot )
    {
        const ConfigSet& extents = extentsRoot->children();

        for (ConfigSet::const_iterator i = extents.begin(); i != extents.end(); ++i)
        {
            std::string srsString;
            double xmin, ymin, xmax, ymax;
            optional<unsigned> minLevel, maxLevel;
        
            srsString = i->value("srs");
            xmin = i->value("xmin", 0.0f);
            ymin = i->value("ymin", 0.0f);
            xmax = i->value("xmax", 0.0f);
            ymax = i->value("ymax", 0.0f);
            i->getIfSet("minlevel", minLevel);
            i->getIfSet("maxlevel", maxLevel);

            const SpatialReference* srs = SpatialReference::get(srsString);
            DataExtent e( GeoExtent(srs, xmin,  ymin, xmax, ymax) );
            if (minLevel.isSet())
                e.minLevel() = minLevel.get();
            if (maxLevel.isSet())
                e.maxLevel() = maxLevel.get();

            _dataExtents.push_back(e);
        }
    }

    // check for validity. This will reject older caches that don't have
    // sufficient attribution.
    if (_valid)
    {
        if (!conf.hasValue("source_tile_size") ||
            !conf.hasChild("source_profile") ||
            !conf.hasChild("cache_profile"))
        {
            _valid = false;
        }
    }
}
Example #2
0
void
SplatCoverageLegend::fromConfig(const Config& conf)
{
    conf.getIfSet("name",   _name);
    conf.getIfSet("source", _source);

    ConfigSet predicatesConf = conf.child("mappings").children();
    for(ConfigSet::const_iterator i = predicatesConf.begin(); i != predicatesConf.end(); ++i)
    {
        osg::ref_ptr<CoverageValuePredicate> p = new CoverageValuePredicate();

        i->getIfSet( "name",  p->_description );
        i->getIfSet( "value", p->_exactValue );
        i->getIfSet( "class", p->_mappedClassName );
        
        if ( p->_mappedClassName.isSet() )
        {
            _predicates.push_back( p.get() );
        }
    }
}