mitkMapper.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef mitkMapper_h
#define mitkMapper_h
 
#include <mitkBaseRenderer.h>
#include <mitkCommon.h>
#include <mitkLevelWindow.h>
#include <mitkLocalStorageHandler.h>
#include <mitkVtkPropRenderer.h>
#include <MitkCoreExports.h>
 
#include <itkObject.h>
#include <itkWeakPointer.h>
 
class vtkWindow;
class vtkProp;
 
namespace mitk
{
  class BaseRenderer;
  class BaseData;
  class DataNode;
 
  class MITKCORE_EXPORT Mapper : public itk::Object
  {
  public:
    mitkClassMacroItkParent(Mapper, itk::Object);
 
    itkSetObjectMacro(DataNode, DataNode);
 
    virtual DataNode *GetDataNode() const;
 
    virtual void Update(BaseRenderer *renderer);
 
    virtual void MitkRender(mitk::BaseRenderer *renderer, mitk::VtkPropRenderer::RenderType type) = 0;
 
    virtual void ApplyColorAndOpacityProperties(mitk::BaseRenderer *renderer, vtkActor *actor = nullptr) = 0;
 
    static void SetDefaultProperties(DataNode *node, BaseRenderer *renderer = nullptr, bool overwrite = false);
 
    TimeStepType GetTimestep() const { return m_TimeStep; }
 
    virtual bool IsLODEnabled(BaseRenderer * /*renderer*/) const { return false; }
  protected:
    explicit Mapper();
 
    ~Mapper() override;
 
    virtual void GenerateDataForRenderer(BaseRenderer * /* renderer */) {}
    virtual void CalculateTimeStep(BaseRenderer *renderer);
 
    virtual void ResetMapper(BaseRenderer * /*renderer*/) {}
    mitk::DataNode *m_DataNode;
 
  private:
    TimeStepType m_TimeStep;
 
    Mapper(const Mapper &);
 
    Mapper &operator=(const Mapper &);
 
  public:
    class MITKCORE_EXPORT BaseLocalStorage
    {
    public:
      BaseLocalStorage() = default;
      virtual ~BaseLocalStorage() = default;
 
      BaseLocalStorage(const BaseLocalStorage &) = delete;
      BaseLocalStorage & operator=(const BaseLocalStorage &) = delete;
 
      bool IsGenerateDataRequired(mitk::BaseRenderer *renderer, mitk::Mapper *mapper, mitk::DataNode *dataNode) const;
 
      inline void UpdateGenerateDataTime() { m_LastGenerateDataTime.Modified(); }
 
      inline itk::TimeStamp &GetLastGenerateDataTime() { return m_LastGenerateDataTime; }
    protected:
      itk::TimeStamp m_LastGenerateDataTime;
    };
  };
 
} // namespace mitk
 
#endif