.. _program_listing_file__tmp_ws_src_mapviz_tile_map_include_tile_map_tile_map_plugin.h:

Program Listing for File tile_map_plugin.h
==========================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_mapviz_tile_map_include_tile_map_tile_map_plugin.h>` (``/tmp/ws/src/mapviz/tile_map/include/tile_map/tile_map_plugin.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // *****************************************************************************
   //
   // Copyright (c) 2015, Southwest Research Institute® (SwRI®)
   // All rights reserved.
   //
   // Redistribution and use in source and binary forms, with or without
   // modification, are permitted provided that the following conditions are met:
   //     * Redistributions of source code must retain the above copyright
   //       notice, this list of conditions and the following disclaimer.
   //     * Redistributions in binary form must reproduce the above copyright
   //       notice, this list of conditions and the following disclaimer in the
   //       documentation and/or other materials provided with the distribution.
   //     * Neither the name of Southwest Research Institute® (SwRI®) nor the
   //       names of its contributors may be used to endorse or promote products
   //       derived from this software without specific prior written permission.
   //
   // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   // ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
   // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   //
   // *****************************************************************************
   
   #ifndef TILE_MAP_TILE_MAP_PLUGIN_H_
   #define TILE_MAP_TILE_MAP_PLUGIN_H_
   
   // C++ standard libraries
   #include <string>
   #include <map>
   
   // Boost libraries
   #include <boost/filesystem.hpp>
   #include <boost/algorithm/string/trim.hpp>
   
   #include <mapviz/mapviz_plugin.h>
   
   // QT libraries
   #include <QGLWidget>
   #include <QObject>
   #include <QWidget>
   
   #include <mapviz/map_canvas.h>
   #include <tile_map/tile_map_view.h>
   
   // QT autogenerated files
   #include "ui_tile_map_config.h"
   
   namespace tile_map
   {
     class TileSource;
   
     class TileMapPlugin : public mapviz::MapvizPlugin
     {
       Q_OBJECT
   
     public:
       TileMapPlugin();
       ~TileMapPlugin() override = default;
   
       bool Initialize(QGLWidget* canvas) override;
       void Shutdown() override {}
   
       void Draw(double x, double y, double scale) override;
   
       void Transform() override;
   
       void LoadConfig(const YAML::Node& node, const std::string& path) override;
       void SaveConfig(YAML::Emitter& emitter, const std::string& path) override;
   
       QWidget* GetConfigWidget(QWidget* parent) override;
   
       void SetNode(rclcpp::Node& node) override;
   
     protected Q_SLOTS:
       void PrintError(const std::string& message) override;
       void PrintInfo(const std::string& message) override;
       void PrintWarning(const std::string& message) override;
   
       void DeleteTileSource();
       void SelectSource(const QString& source_name);
       void SaveCustomSource();
       void ResetTileCache();
   
     private:
       void selectTileSource(const std::shared_ptr<TileSource>& tile_source);
       void startCustomEditing();
       void stopCustomEditing();
   
       Ui::tile_map_config ui_;
       QWidget* config_widget_;
   
       swri_transform_util::Transform transform_;
       swri_transform_util::Transform inverse_transform_;
   
       bool transformed_;
       
       TileMapView tile_map_;
       std::map<QString, std::shared_ptr<TileSource> > tile_sources_;
   
       double last_center_x_;
       double last_center_y_;
       double last_scale_;
       int32_t last_height_;
       int32_t last_width_;
   
       static std::string BASE_URL_KEY;
       static std::string BING_API_KEY;
       static std::string CUSTOM_SOURCES_KEY;
       static std::string MAX_ZOOM_KEY;
       static std::string NAME_KEY;
       static std::string SOURCE_KEY;
       static std::string TYPE_KEY;
       static QString BING_NAME;
       static QString STAMEN_TERRAIN_NAME;
       static QString STAMEN_TONER_NAME;
       static QString STAMEN_WATERCOLOR_NAME;
     };
   }
   
   #endif  // TILE_MAP_TILE_MAP_PLUGIN_H_