vtkCellGridRangeQuery.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCellGridRangeQuery_h
#define vtkCellGridRangeQuery_h

#include "vtkCellAttribute.h" // For Attribute ivar.
#include "vtkCellGridQuery.h"

#include <array>  // For Ranges ivar.
#include <vector> // For Ranges ivar.

VTK_ABI_NAMESPACE_BEGIN

class VTKCOMMONDATAMODEL_EXPORT vtkCellGridRangeQuery : public vtkCellGridQuery
{
public:
  static vtkCellGridRangeQuery* New();
  vtkTypeMacro(vtkCellGridRangeQuery, vtkCellGridQuery);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  vtkSetMacro(Component, int);
  vtkGetMacro(Component, int);

  vtkSetMacro(FiniteRange, vtkTypeBool);
  vtkGetMacro(FiniteRange, vtkTypeBool);

  virtual void SetCellGrid(vtkCellGrid* grid);
  vtkGetObjectMacro(CellGrid, vtkCellGrid);

  vtkSetObjectMacro(CellAttribute, vtkCellAttribute);
  vtkGetObjectMacro(CellAttribute, vtkCellAttribute);

  bool Initialize() override;

  bool Finalize() override;

  void GetRange(int component, double* range) VTK_SIZEHINT(2);
  const std::array<double, 2>& GetRange(int component) const;
  void GetRange(double* range) VTK_SIZEHINT(2) { this->GetRange(this->Component, range); }
  const std::array<double, 2>& GetRange() const { return this->GetRange(this->Component); }

  void AddRange(const std::array<double, 2>& other);

  void AddRange(int component, const std::array<double, 2>& other);

  struct ComponentRange
  {
    vtkTimeStamp FiniteRangeTime;
    std::array<double, 2> FiniteRange;

    vtkTimeStamp EntireRangeTime;
    std::array<double, 2> EntireRange;
  };
  using CacheMap = std::map<vtkCellAttribute*, std::vector<ComponentRange>>;

protected:
  vtkCellGridRangeQuery() = default;
  ~vtkCellGridRangeQuery() override;

  int Component{ -2 };
  vtkTypeBool FiniteRange{ false };
  vtkCellGrid* CellGrid{ nullptr };
  vtkCellAttribute* CellAttribute{ nullptr };
  std::vector<std::array<double, 2>> Ranges;

private:
  vtkCellGridRangeQuery(const vtkCellGridRangeQuery&) = delete;
  void operator=(const vtkCellGridRangeQuery&) = delete;
};

VTK_ABI_NAMESPACE_END
#endif // vtkCellGridRangeQuery_h