//============================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt for details.
//  This software is distributed WITHOUT ANY WARRANTY; without even
//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
//  PURPOSE.  See the above copyright notice for more information.
//
//  Copyright 2016 Sandia Corporation.
//  Copyright 2016 UT-Battelle, LLC.
//  Copyright 2016 Los Alamos National Security.
//
//  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
//  the U.S. Government retains certain rights in this software.
//
//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
//  Laboratory (LANL), the U.S. Government retains certain rights in
//  this software.
//============================================================================
#ifndef vtk_m_rendering_AxisAnnotation_h
#define vtk_m_rendering_AxisAnnotation_h

#include <vtkm/rendering/vtkm_rendering_export.h>

#include <vtkm/cont/DataSet.h>
#include <vtkm/rendering/Color.h>
#include <vtkm/rendering/Scene.h>
#include <vtkm/rendering/WorldAnnotator.h>

namespace vtkm {
namespace rendering {

class VTKM_RENDERING_EXPORT AxisAnnotation
{
protected:
  void CalculateTicks(const vtkm::Range &range,
                      bool minor,
                      std::vector<vtkm::Float64> &positions,
                      std::vector<vtkm::Float64> &proportions,
                      int modifyTickQuantity) const;

public:
  AxisAnnotation();

  ~AxisAnnotation();

  virtual void Render(const vtkm::rendering::Camera &camera,
                      const vtkm::rendering::WorldAnnotator &worldAnnotator,
                      vtkm::rendering::Canvas &canvas) = 0;
};


}} //namespace vtkm::rendering

#endif // vtk_m_rendering_AxisAnnotation_h
