.. _program_listing_file__tmp_ws_src_mapviz_tile_map_include_tile_map_tile_source.h:

Program Listing for File tile_source.h
======================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_mapviz_tile_map_include_tile_map_tile_source.h>` (``/tmp/ws/src/mapviz/tile_map/include/tile_map/tile_source.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 Southwest Research Institute® 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_SOURCE_H
   #define TILE_MAP_TILE_SOURCE_H
   
   #include <QObject>
   #include <QString>
   
   namespace tile_map
   {
     class TileSource : public QObject
     {
     Q_OBJECT
     public:
       ~TileSource() override = default;
   
       virtual const QString& GetBaseUrl() const;
   
       virtual void SetBaseUrl(const QString& base_url);
   
       virtual bool IsCustom() const;
   
       virtual bool IsReady() const { return is_ready_; };
   
       virtual void SetCustom(bool is_custom);
   
       virtual int32_t GetMaxZoom() const;
   
       virtual void SetMaxZoom(int32_t max_zoom);
   
       virtual int32_t GetMinZoom() const;
   
       virtual void SetMinZoom(int32_t min_zoom);
   
       virtual const QString& GetName() const;
   
       virtual void SetName(const QString& name);
   
       virtual size_t GenerateTileHash(int32_t level, int64_t x, int64_t y) = 0;
   
       virtual QString GenerateTileUrl(int32_t level, int64_t x, int64_t y) = 0;
   
       virtual QString GetType() const = 0;
   
     Q_SIGNALS:
       void ErrorMessage(const std::string& error_msg) const;
       void InfoMessage(const std::string& info_msg) const;
   
     protected:
       TileSource() :
         is_custom_(false),
         is_ready_(true),
         max_zoom_(20),
         min_zoom_(0)
       {};
   
       QString base_url_;
       bool is_custom_;
       bool is_ready_;
       int32_t max_zoom_;
       int32_t min_zoom_;
       QString name_;
     };
   }
   
   #endif //TILE_MAP_TILE_SOURCE_H