140 lines
4.6 KiB
C++
140 lines
4.6 KiB
C++
/* -*-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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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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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_ANNOTATION_PLACE_NODE_H
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#define OSGEARTH_ANNOTATION_PLACE_NODE_H 1
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#include <osgEarth/GeoPositionNode>
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#include <osgEarth/Style>
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#include <osgEarth/ScreenSpaceLayout>
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namespace osgEarth
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{
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/**
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* A PlaceNode combines an 2D icon, a label, support for mouse interaction
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* and a popup control (eventually)
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*/
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class OSGEARTH_EXPORT PlaceNode : public GeoPositionNode
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{
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public:
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META_AnnotationNode(osgEarth, PlaceNode);
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//! Constructs a new empty place node.
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PlaceNode();
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//! Construct new node with text content and default styling.
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PlaceNode(const std::string& text,
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const Style& style =Style(),
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osg::Image* image =0L);
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//! Construct new node with position, text content and default styling.
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PlaceNode(const GeoPoint& position,
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const std::string& text ="",
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const Style& style =Style(),
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osg::Image* image =0L);
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//! Deserialize a place node.
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PlaceNode(
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const Config& conf,
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const osgDB::Options* readOptions );
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/**
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* Image to use for the icon
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*/
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void setIconImage(osg::Image* image);
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osg::Image* getIconImage() const { return _image.get(); }
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/**
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* Text label content
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*/
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void setText( const std::string& text );
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const std::string& getText() const override { return _text; }
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/**
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* Style (for text and placement)
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*/
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void setStyle(const Style& style );
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void setStyle(const Style& style, const osgDB::Options* readOptions);
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const Style& getStyle() const { return _style; }
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public: // GeoPositionNode override
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virtual void setPriority( float value );
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virtual void setDynamic( bool value );
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virtual Config getConfig() const;
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virtual void dirty();
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protected: // AnnotationNode override
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virtual bool supportsRenderBinDetails() const { return false; }
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protected:
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virtual ~PlaceNode() { }
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osg::ref_ptr<osg::Image> _image;
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std::string _text;
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Style _style;
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osg::Group* _geode;
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osg::Geometry* _imageDrawable;
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osg::Drawable* _bboxDrawable;
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osgText::Text* _textDrawable;
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osg::ref_ptr<const osgDB::Options> _readOptions;
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osg::ref_ptr<ScreenSpaceLayoutData> _dataLayout;
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osg::ref_ptr<ScreenSpaceLayoutData> _iconDataLayout;
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/** rotation of the label **/
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float _labelRotationRad;
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bool _followFixedCourse;
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GeoPoint _geoPointLoc;
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GeoPoint _geoPointProj;
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//void init();
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void updateLayoutData();
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void construct();
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void compile();
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public:
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void setConfig(const Config& conf);
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private:
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PlaceNode(const PlaceNode& rhs, const osg::CopyOp& op =osg::CopyOp::DEEP_COPY_ALL)
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: GeoPositionNode(rhs, op)
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, _geode(rhs._geode)
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, _imageDrawable(rhs._imageDrawable)
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, _bboxDrawable(rhs._bboxDrawable)
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, _textDrawable(rhs._textDrawable)
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, _labelRotationRad(rhs._labelRotationRad)
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, _followFixedCourse(rhs._followFixedCourse)
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{ }
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private:
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osg::ref_ptr<osg::StateSet> _geodeStateSet, _imageStateSet;
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};
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}
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#endif //OSGEARTH_ANNOTATION_PLACE_NODE_H
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