TileWindow.h

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/*
 *    Copyright (C) 2016-2026 Grok Image Compression Inc.
 *
 *    This source code is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This source code is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#pragma once
 
#include <set>
#include <cstdint>
#include "geometry.h"
 
namespace grk
{

class TileWindow
{
public:
  TileWindow();

  virtual ~TileWindow() = default;

  void init(Rect16 allTiles);

  void slate(Rect16 tiles);

  void slate(uint16_t tile_index);

  bool isSlated(uint16_t tile_index);
 
  std::set<uint16_t>& getSlatedTiles(void);
 
  Rect16 getSlatedTileRect(void);
 
private:
  void slate(Point16 tile);

  uint16_t index(Point16 tile);

  std::set<uint16_t> tilesSlatedForDecompression_;

  Rect16 allTiles_;

  Rect16 slatedTiles_;
};
 
} // namespace grk