// Created on: 1994-01-17
// Created by: Modelistation
// Copyright (c) 1994-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _Prs3d_PlaneAspect_HeaderFile
#define _Prs3d_PlaneAspect_HeaderFile

#include <Prs3d_LineAspect.hxx>

//! A framework to define the display of planes.
class Prs3d_PlaneAspect : public Prs3d_BasicAspect
{
  DEFINE_STANDARD_RTTIEXT(Prs3d_PlaneAspect, Prs3d_BasicAspect)
public:

  //! Constructs an empty framework for the display of planes.
  Standard_EXPORT Prs3d_PlaneAspect();
  
  //! Returns the attributes of displayed edges involved in the presentation of planes.
  const Handle(Prs3d_LineAspect)& EdgesAspect() const { return myEdgesAspect; }

  //! Returns the attributes of displayed isoparameters involved in the presentation of planes.
  const Handle(Prs3d_LineAspect)& IsoAspect() const { return myIsoAspect; }
  
  //! Returns the settings for displaying an arrow.
  const Handle(Prs3d_LineAspect)& ArrowAspect() const { return myArrowAspect; }
  
  void SetArrowsLength (const Standard_Real theLength) { myArrowsLength = theLength; }
  
  //! Returns the length of the arrow shaft used in the display of arrows.
  Standard_Real ArrowsLength() const { return myArrowsLength; }
  
  //! Sets the angle of the arrowhead used in the display of planes.
  void SetArrowsSize (const Standard_Real theSize) { myArrowsSize = theSize; }
  
  //! Returns the size of arrows used in the display of planes.
  Standard_Real ArrowsSize() const { return myArrowsSize; }

  //! Sets the angle of the arrowhead used in the display
  //! of arrows involved in the presentation of planes.
  void SetArrowsAngle (const Standard_Real theAngle) { myArrowsAngle = theAngle; }
  
  //! Returns the angle of the arrowhead used in the
  //! display of arrows involved in the presentation of planes.
  Standard_Real ArrowsAngle() const { return myArrowsAngle; }
  
  //! Sets the display attributes defined in DisplayCenterArrow to active.
  void SetDisplayCenterArrow (const Standard_Boolean theToDraw) { myDrawCenterArrow = theToDraw; }
  
  //! Returns true if the display of center arrows is allowed.
  Standard_Boolean DisplayCenterArrow() const { return myDrawCenterArrow; }
  
  //! Sets the display attributes defined in DisplayEdgesArrows to active.
  void SetDisplayEdgesArrows (const Standard_Boolean theToDraw) { myDrawEdgesArrows = theToDraw; }
  
  //! Returns true if the display of edge arrows is allowed.
  Standard_Boolean DisplayEdgesArrows() const { return myDrawEdgesArrows; }
  
  void SetDisplayEdges (const Standard_Boolean theToDraw) { myDrawEdges = theToDraw; }
  
  Standard_Boolean DisplayEdges() const { return myDrawEdges; }
  
  //! Sets the display attributes defined in DisplayIso to active.
  void SetDisplayIso (const Standard_Boolean theToDraw) { myDrawIso = theToDraw; }
  
  //! Returns true if the display of isoparameters is allowed.
  Standard_Boolean DisplayIso() const { return myDrawIso; }
  
  void SetPlaneLength (const Standard_Real theLX, const Standard_Real theLY)
  {
    myPlaneXLength = theLX;
    myPlaneYLength = theLY;
  }
  
  //! Returns the length of the x axis used in the display of planes.
  Standard_Real PlaneXLength() const { return myPlaneXLength; }
  
  //! Returns the length of the y axis used in the display of planes.
  Standard_Real PlaneYLength() const { return myPlaneYLength; }
  
  //! Sets the distance L between isoparameters used in the display of planes.
  void SetIsoDistance (const Standard_Real theL) { myIsoDistance = theL; }
  
  //! Returns the distance between isoparameters used in the display of planes.
  Standard_Real IsoDistance() const { return myIsoDistance; }

protected:

  Handle(Prs3d_LineAspect) myEdgesAspect;
  Handle(Prs3d_LineAspect) myIsoAspect;
  Handle(Prs3d_LineAspect) myArrowAspect;
  Standard_Real    myArrowsLength;
  Standard_Real    myArrowsSize;
  Standard_Real    myArrowsAngle;
  Standard_Real    myPlaneXLength;
  Standard_Real    myPlaneYLength;
  Standard_Real    myIsoDistance;
  Standard_Boolean myDrawCenterArrow;
  Standard_Boolean myDrawEdgesArrows;
  Standard_Boolean myDrawEdges;
  Standard_Boolean myDrawIso;

};

DEFINE_STANDARD_HANDLE(Prs3d_PlaneAspect, Prs3d_BasicAspect)

#endif // _Prs3d_PlaneAspect_HeaderFile
