bool SLDReader::readStyleFromCSSParams( const Config& conf, Style& sc ) { sc.setName( conf.key() ); LineSymbol* line = 0L; PolygonSymbol* polygon = 0L; PointSymbol* point = 0L; TextSymbol* text = 0L; ExtrusionSymbol* extrusion = 0L; MarkerSymbol* marker = 0L; AltitudeSymbol* altitude = 0L; for(Properties::const_iterator p = conf.attrs().begin(); p != conf.attrs().end(); p++ ) { if ( p->first == CSS_STROKE ) { if (!line) line = sc.getOrCreateSymbol<LineSymbol>(); line->stroke()->color() = htmlColorToVec4f( p->second ); } else if ( p->first == CSS_STROKE_OPACITY ) { if (!line) line = sc.getOrCreateSymbol<LineSymbol>(); line->stroke()->color().a() = as<float>( p->second, 1.0f ); } else if ( p->first == CSS_STROKE_WIDTH ) { if (!line) line = sc.getOrCreateSymbol<LineSymbol>(); line->stroke()->width() = as<float>( p->second, 1.0f ); } else if ( p->first == CSS_STROKE_LINECAP ) { if (!line) line = sc.getOrCreateSymbol<LineSymbol>(); parseLineCap( p->second, line->stroke()->lineCap() ); } else if ( p->first == CSS_FILL ) { if (!polygon) polygon = sc.getOrCreateSymbol<PolygonSymbol>(); polygon->fill()->color() = htmlColorToVec4f( p->second ); if ( !point ) point = sc.getOrCreateSymbol<PointSymbol>(); point->fill()->color() = htmlColorToVec4f( p->second ); if ( !text ) text = new TextSymbol(); text->fill()->color() = htmlColorToVec4f( p->second ); } else if ( p->first == CSS_FILL_OPACITY ) { if (!polygon) polygon = sc.getOrCreateSymbol<PolygonSymbol>(); polygon->fill()->color().a() = as<float>( p->second, 1.0f ); if (!polygon) polygon = sc.getOrCreateSymbol<PolygonSymbol>(); point->fill()->color().a() = as<float>( p->second, 1.0f ); if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); text->fill()->color().a() = as<float>( p->second, 1.0f ); } else if (p->first == CSS_POINT_SIZE) { if ( !point ) point = sc.getOrCreateSymbol<PointSymbol>(); point->size() = as<float>(p->second, 1.0f); } else if (p->first == CSS_TEXT_SIZE) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); text->size() = as<float>(p->second, 32.0f); } else if (p->first == CSS_TEXT_FONT) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); text->font() = p->second; } else if (p->first == CSS_TEXT_HALO) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); text->halo()->color() = htmlColorToVec4f( p->second ); } //else if (p->first == CSS_TEXT_ATTRIBUTE) //{ // if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); // text->attribute() = p->second; //} else if (p->first == CSS_TEXT_ROTATE_TO_SCREEN) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); if (p->second == "true") text->rotateToScreen() = true; else if (p->second == "false") text->rotateToScreen() = false; } else if (p->first == CSS_TEXT_SIZE_MODE) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); if (p->second == "screen") text->sizeMode() = TextSymbol::SIZEMODE_SCREEN; else if (p->second == "object") text->sizeMode() = TextSymbol::SIZEMODE_OBJECT; } else if (p->first == CSS_TEXT_REMOVE_DUPLICATE_LABELS) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); if (p->second == "true") text->removeDuplicateLabels() = true; else if (p->second == "false") text->removeDuplicateLabels() = false; } else if (p->first == CSS_TEXT_LINE_ORIENTATION) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); if (p->second == "parallel") text->lineOrientation() = TextSymbol::LINEORIENTATION_PARALLEL; else if (p->second == "horizontal") text->lineOrientation() = TextSymbol::LINEORIENTATION_HORIZONTAL; else if (p->second == "perpendicular") text->lineOrientation() = TextSymbol::LINEORIENTATION_PERPENDICULAR; } else if (p->first == CSS_TEXT_LINE_PLACEMENT) { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); if (p->second == "centroid") text->linePlacement() = TextSymbol::LINEPLACEMENT_CENTROID; else if (p->second == "along-line") text->linePlacement() = TextSymbol::LINEPLACEMENT_ALONG_LINE; } else if (p->first == "text-content") { if (!text) text = sc.getOrCreate<TextSymbol>(); text->content() = StringExpression( p->second ); } else if (p->first == "text-priority") { if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); text->priority() = NumericExpression( p->second ); } else if (p->first == "text-provider") { if (!text) text = sc.getOrCreate<TextSymbol>(); text->provider() = p->second; } //else if (p->first == CSS_TEXT_CONTENT) //{ // if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); // text->content() = p->second; //} //else if (p->first == CSS_TEXT_CONTENT_ATTRIBUTE_DELIMITER) //{ // if (!text) text = sc.getOrCreateSymbol<TextSymbol>(); // text->contentAttributeDelimiter() = p->second; //} else if (p->first == "marker") { if (!marker) marker = sc.getOrCreateSymbol<MarkerSymbol>(); marker->url() = p->second; } else if (p->first == "marker-placement") { if (!marker) marker = sc.getOrCreateSymbol<MarkerSymbol>(); if (p->second == "centroid") marker->placement() = MarkerSymbol::PLACEMENT_CENTROID; else if (p->second == "interval") marker->placement() = MarkerSymbol::PLACEMENT_INTERVAL; else if (p->second == "random" ) marker->placement() = MarkerSymbol::PLACEMENT_RANDOM; } else if (p->first == "marker-density") { if (!marker) marker = sc.getOrCreateSymbol<MarkerSymbol>(); marker->density() = as<float>(p->second, 1.0f); } else if (p->first == "marker-random-seed") { if (!marker) marker = sc.getOrCreateSymbol<MarkerSymbol>(); marker->randomSeed() = as<unsigned>(p->second, 0); } else if (p->first == "marker-scale") { if (!marker) marker = sc.getOrCreateSymbol<MarkerSymbol>(); marker->scale() = stringToVec3f(p->second, osg::Vec3f(1,1,1)); } else if (p->first == "extrusion-height") { if (!extrusion) extrusion = sc.getOrCreateSymbol<ExtrusionSymbol>(); extrusion->heightExpression() = NumericExpression(p->second); } else if (p->first == "extrusion-flatten") { if (!extrusion) extrusion = sc.getOrCreateSymbol<ExtrusionSymbol>(); extrusion->flatten() = as<bool>(p->second, true); } else if (p->first == "altitude-clamping") { if (!altitude) altitude = sc.getOrCreateSymbol<AltitudeSymbol>(); if (p->second == "none" ) altitude->clamping() = AltitudeSymbol::CLAMP_NONE; else if (p->second == "terrain" ) altitude->clamping() = AltitudeSymbol::CLAMP_TO_TERRAIN; else if (p->second == "relative") altitude->clamping() = AltitudeSymbol::CLAMP_RELATIVE_TO_TERRAIN; } else if (p->first == "altitude-offset") { if (!altitude) altitude = sc.getOrCreateSymbol<AltitudeSymbol>(); altitude->verticalOffset() = as<float>( p->second, 0.0f ); } } #if 0 if (line) sc.addSymbol(line); if (polygon) sc.addSymbol(polygon); if (point) sc.addSymbol(point); if (text) sc.addSymbol(text); if (extrusion) sc.addSymbol(extrusion); if (marker) sc.addSymbol(marker); if (altitude) sc.addSymbol(altitude); #endif return true; }
// // NOTE: run this sample from the repo/tests directory. // int main(int argc, char** argv) { osg::ArgumentParser arguments(&argc,argv); bool useRaster = arguments.read("--rasterize"); bool useOverlay = arguments.read("--overlay"); bool useStencil = arguments.read("--stencil"); bool useMem = arguments.read("--mem"); bool useLabels = arguments.read("--labels"); osgViewer::Viewer viewer(arguments); // Start by creating the map: Map* map = new Map(); // Start with a basemap imagery layer; we'll be using the GDAL driver // to load a local GeoTIFF file: GDALOptions basemapOpt; basemapOpt.url() = "../data/world.tif"; map->addImageLayer( new ImageLayer( ImageLayerOptions("basemap", basemapOpt) ) ); // Next we add a feature layer. First configure a feature driver to // load the vectors from a shapefile: OGRFeatureOptions featureOpt; if ( !useMem ) { featureOpt.url() = "../data/usa.shp"; } else { Ring* line = new Ring(); line->push_back( osg::Vec3d(-60, 20, 0) ); line->push_back( osg::Vec3d(-120, 20, 0) ); line->push_back( osg::Vec3d(-120, 60, 0) ); line->push_back( osg::Vec3d(-60, 60, 0) ); featureOpt.geometry() = line; } // Define a style for the feature data. Since we are going to render the // vectors as lines, configure the line symbolizer: Style style; LineSymbol* ls = style.getOrCreateSymbol<LineSymbol>(); ls->stroke()->color() = osg::Vec4f( 1,1,0,1 ); // yellow ls->stroke()->width() = 2.0f; // Add some text labels. if ( useLabels ) { TextSymbol* text = style.getOrCreateSymbol<TextSymbol>(); text->provider() = "overlay"; text->content() = StringExpression( "[name]" ); text->priority() = NumericExpression( "[area]" ); text->removeDuplicateLabels() = true; text->size() = 16.0f; text->fill()->color() = Color::White; text->halo()->color() = Color::DarkGray; } // That's it, the map is ready; now create a MapNode to render the Map: MapNodeOptions mapNodeOptions; mapNodeOptions.enableLighting() = false; MapNode* mapNode = new MapNode( map, mapNodeOptions ); // Now we'll choose the AGG-Lite driver to render the features. By the way, the // feature data is actually polygons, so we override that to treat it as lines. // We apply the feature driver and set the style as well. if (useStencil) { FeatureStencilModelOptions worldOpt; worldOpt.featureOptions() = featureOpt; worldOpt.geometryTypeOverride() = Geometry::TYPE_LINESTRING; worldOpt.styles() = new StyleSheet(); worldOpt.styles()->addStyle( style ); worldOpt.enableLighting() = false; worldOpt.depthTestEnabled() = false; map->addModelLayer( new ModelLayer( "my features", worldOpt ) ); } else if (useRaster) { AGGLiteOptions worldOpt; worldOpt.featureOptions() = featureOpt; worldOpt.geometryTypeOverride() = Geometry::TYPE_LINESTRING; worldOpt.styles() = new StyleSheet(); worldOpt.styles()->addStyle( style ); map->addImageLayer( new ImageLayer( ImageLayerOptions("world", worldOpt) ) ); } else //if (useGeom || useOverlay) { FeatureGeomModelOptions worldOpt; worldOpt.featureOptions() = featureOpt; worldOpt.geometryTypeOverride() = Geometry::TYPE_LINESTRING; worldOpt.styles() = new StyleSheet(); worldOpt.styles()->addStyle( style ); worldOpt.enableLighting() = false; worldOpt.depthTestEnabled() = false; ModelLayerOptions options( "my features", worldOpt ); options.overlay() = useOverlay; map->addModelLayer( new ModelLayer(options) ); } viewer.setSceneData( mapNode ); viewer.setCameraManipulator( new EarthManipulator() ); if ( !useStencil && !useOverlay ) viewer.addEventHandler( new osgEarth::Util::AutoClipPlaneHandler ); // add some stock OSG handlers: viewer.addEventHandler(new osgViewer::StatsHandler()); viewer.addEventHandler(new osgViewer::WindowSizeHandler()); viewer.addEventHandler(new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet())); return viewer.run(); }