82 lines
3.0 KiB
Plaintext
82 lines
3.0 KiB
Plaintext
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/* -*-c++-*- */
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/* osgEarth - Geospatial SDK for OpenSceneGraph
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* Copyright 2020 Pelican Mapping
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* http://osgearth.org
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*
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* osgEarth is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef OSGEARTH_DRIVER_KML
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#define OSGEARTH_DRIVER_KML 1
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#include <osgEarth/MapNode>
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#include <osgEarth/URI>
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#include <osgEarth/Registry>
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#include <osgDB/ReaderWriter>
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#include <osgDB/FileNameUtils>
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#include <osgDB/Registry>
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#include "KMLOptions"
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namespace osgEarth { namespace KML
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{
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using namespace osgEarth;
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/**
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* Loads KML or KMZ from a URI.
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*
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* @param[in ] uri URI from which to load the KML or KMZ
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* @param[in ] mapNode MapNode to which to attach KML elements
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* @param[in ] options Optional KML options
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*/
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static osg::Node* load(const URI& uri,
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MapNode* mapNode,
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const osgDB::Options* dbOptions,
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const KMLOptions& kmlOptions)
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{
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// ensure the library is loaded.
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osgDB::Registry::instance()->addArchiveExtension( "kmz" );
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if ( osgDB::getLowerCaseFileExtension(uri.full()) == "kmz" )
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{
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//OE_INFO << "[KML] Preloading KML plugin\n";
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std::string libName = osgDB::Registry::instance()->createLibraryNameForExtension("kml");
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osgDB::Registry::LoadStatus status = osgDB::Registry::instance()->loadLibrary(libName);
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if ( status == osgDB::Registry::NOT_LOADED )
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{
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OE_WARN << "[KML] Failed to load KML plugin!" << std::endl;
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}
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URI newURI( uri.full() + "/doc.kml", uri.context() );
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return load( newURI, mapNode, dbOptions, kmlOptions );
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}
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if ( !mapNode ) {
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OE_WARN << "[KML] " << "MapNode instance required" << std::endl;
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return 0L;
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}
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osg::ref_ptr<osgDB::Options> options = Registry::instance()->cloneOrCreateOptions( dbOptions );
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options->setPluginData( "osgEarth::MapNode", mapNode );
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options->setPluginData( "osgEarth::KMLOptions", (void*)&kmlOptions );
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return uri.getNode( options.get() );
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}
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static osg::Node* load(const URI& uri,
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MapNode* mapNode,
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const KMLOptions& kmlOptions =KMLOptions() )
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{
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return load(uri, mapNode, 0L, kmlOptions);
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}
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} } // namespace osgEarth::KML
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#endif // OSGEARTH_DRIVER_KML
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