DbSectionHLRHelper.h

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// Copyright (C) 2002-2024, Open Design Alliance (the "Alliance"). 
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//   
//   This application incorporates Open Design Alliance software pursuant to a license 
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//   Open Design Alliance Copyright (C) 2002-2024 by Open Design Alliance. 
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#ifndef _SECTIONHLRHELPER_EXPORT_DEFINED
#define _SECTIONHLRHELPER_EXPORT_DEFINED
 
#include "RxObject.h"
#include "DbObjectId.h"
 
class OdDbDatabase;

class OdDbSectionHLRHelper;
typedef OdSmartPtr<OdDbSectionHLRHelper> OdDbSectionHLRHelperPtr;

class DBENT_EXPORT OdDbSectionHLRHelper : public OdRxObject
{
public:
  ODRX_DECLARE_MEMBERS(OdDbSectionHLRHelper);

  virtual OdDbDatabase* database() const = 0;

  virtual OdResult         setProjectionPlane(const OdGePoint3d& ptBase, const OdGeVector3d& vrDir, const OdGeVector3d& vrUp) = 0;

  virtual OdGePoint3d   projectionBase() const = 0;

  virtual OdGeVector3d  projectionDirection() const = 0;

  virtual OdGeVector3d  projectionUp() const = 0;

  virtual bool          includeTangentalEdgesFlag() const = 0;

  virtual void          setIncludeTangentalEdgesFlag( bool bSet) = 0;

  virtual void          setTangentalEdgesAngle(double dAngle) = 0;

  virtual OdResult      setEntities(const OdDbObjectIdArray& arr3dObjects) = 0;

  virtual const OdArray<OdDbObjectId>& getEntities() const = 0;

  virtual OdGeExtents3d getExtents() const = 0;

  virtual OdResult      createSectionHLR(bool bCreateSection, bool bCreateHiddenLines ) = 0;

  virtual bool          getSectionHatches( OdRxObjectPtrArray& arrHatches ) const = 0;

  virtual bool          getHiddenLines( OdRxObjectPtrArray& arrHiddenLines ) const = 0;

  virtual bool          getVisibleLines( OdRxObjectPtrArray& arrVisibleLines ) const = 0;
  
  static bool   isEntitySupported(const OdDbEntity* pEntity);

  static OdDbSectionHLRHelperPtr createObject(OdDbDatabase* pDb);

  static double getDefaultTangentAngle();
};
 
//====================================================================================================
 
#endif  /* _SECTIONHLRHELPER_EXPORT_DEFINED */