73 lines
2.3 KiB
Plaintext
73 lines
2.3 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_MAPBOXGL_GLYPH_MANAGER
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#define OSGEARTH_MAPBOXGL_GLYPH_MANAGER 1
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#include <osgEarth/Common>
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#include <osgEarth/URI>
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#include <osgDB/Options>
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#include <map>
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namespace osgEarth { namespace Util
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{
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class OSGEARTH_EXPORT MapboxGLGlyphManager : public osg::Referenced
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{
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public:
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class Glyph : public osg::Referenced
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{
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public:
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unsigned int id;
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unsigned int width;
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unsigned int height;
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int left;
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int top;
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unsigned int advance;
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std::string bitmap;
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};
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MapboxGLGlyphManager(const std::string& uri, const std::string& key, const osgDB::Options* readOptions);
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const std::string& getURI() const;
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void setURI(const std::string& uri);
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const std::string& getKey() const;
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void setKey(const std::string& key);
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void getGlyphs(const std::string& text, const std::string& fontStack, std::vector< osg::ref_ptr< Glyph > >& result);
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private:
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//mapboxgl::glyphs::glyph getGlyph(const std::string& font, unsigned int code);
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Glyph* getGlyph(const std::string& font, unsigned int code);
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void loadFont(const osgEarth::URI& glyphsURI);
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std::mutex _mutex;
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std::map< std::string, std::map< unsigned int, osg::ref_ptr< Glyph > > > _fontsToGlyphs;
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std::string _uri;
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std::string _key;
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osg::ref_ptr< const osgDB::Options > _options;
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std::set< std::string > _loadedFonts;
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};
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} }
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#endif // OSGEARTH_MAPBOXGL_GLYPH_MANAGER
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