Program Listing for File tile_set_layer.h

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#ifndef MULTIRES_IMAGE_TILE_SET_LAYER_H_
#define MULTIRES_IMAGE_TILE_SET_LAYER_H_

// C++ standard libraries
#include <string>
#include <vector>

#include <tf2/transform_datatypes.h>

#include <swri_transform_util/georeference.h>

#include <multires_image/tile.h>

namespace multires_image
{
  class TileSetLayer
  {
  public:
    TileSetLayer(
      const swri_transform_util::GeoReference& geo,
      const std::string& path,
      int tileSize, int layer);

    ~TileSetLayer() = default;

    bool Load();
    bool Load(const std::string extension);

    Tile* GetTile(int column, int row) { return m_tiles[column][row]; }

    void GetTileIndex(const tf2::Vector3& position, int& row, int& column) const;
    void GetTileIndex(double x, double y, int& row, int& column) const;
    void GetTileRange(
      const tf2::Vector3& top_left,
      const tf2::Vector3& bottom_right,
      int& startRow, int& startColumn,
      int& endRow, int& endColumn) const;

    int RowCount() { return m_rows; }
    int ColumnCount() { return m_columns; }

  private:
    const swri_transform_util::GeoReference& m_geo;
    const std::string      m_path;
    const int              m_tileSize;
    const int              m_layer;
    const double           m_scale;

    bool                   m_expectTiles;

    int                    m_columns;
    int                    m_rows;

    std::vector<std::vector<Tile*> > m_tiles;
  };
}

#endif  // MULTIRES_IMAGE_TILE_SET_LAYER_H_