[occt.git] / src / DsgPrs / DsgPrs_EllipseRadiusPresentation.cxx

// Created on: 1998-01-26
// Created by: Sergey ZARITCHNY
// Copyright (c) 1998-1999 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.

#include <DsgPrs_EllipseRadiusPresentation.ixx>

#include <gp_Lin.hxx>
#include <gp_Dir.hxx>
#include <gp_Elips.hxx>
#include <ElCLib.hxx>
#include <Graphic3d_Group.hxx>
#include <Graphic3d_ArrayOfSegments.hxx>
#include <Graphic3d_ArrayOfPolylines.hxx>
#include <Prs3d_DimensionAspect.hxx>
#include <Prs3d_Arrow.hxx>
#include <Prs3d_ArrowAspect.hxx>
#include <Prs3d_LineAspect.hxx>
#include <Prs3d_Text.hxx>
#include <TCollection_AsciiString.hxx>
#include <TCollection_ExtendedString.hxx>

#include <Graphic3d_Vertex.hxx>
#include <Graphic3d_AspectMarker3d.hxx>
#include <Graphic3d_AspectLine3d.hxx>
#include <Aspect_TypeOfLine.hxx>
#include <Aspect_TypeOfMarker.hxx>
#include <Aspect_AspectMarker.hxx>
#include <Quantity_Color.hxx>
#include <DsgPrs.hxx>
#include <Precision.hxx>

#include <Geom_Ellipse.hxx>
#include <Geom_Line.hxx>
#include <Geom_TrimmedCurve.hxx>
#include <GeomAPI_ExtremaCurveCurve.hxx>
#include <Geom_OffsetCurve.hxx>

//=======================================================================
//function : Add
//purpose  : 
//=======================================================================

void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
					    const Handle(Prs3d_Drawer)& aDrawer,
					    const Standard_Real theval,
					    const TCollection_ExtendedString & aText,
					    const gp_Pnt & aPosition,
					    const gp_Pnt & anEndOfArrow,
					    const gp_Pnt & aCenter,
					    const Standard_Boolean IsMaxRadius,
					    const DsgPrs_ArrowSide ArrowPrs)
{
  Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
  Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
 
  const Standard_Real dist = aCenter.Distance( aPosition );
  const Standard_Boolean inside = ( dist <= theval );
  gp_Pnt EndPoint(inside? anEndOfArrow : aPosition);

  Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2);
  aPrims->AddVertex(aCenter);
  aPrims->AddVertex(EndPoint);
  Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);

  // value
  TCollection_ExtendedString Text(IsMaxRadius? "a = " : "b = ");
  Text += aText;
  Prs3d_Text::Draw(aPresentation, LA->TextAspect(), Text, aPosition );

  // arrows
  gp_Dir arrdir( gp_Vec( aCenter, anEndOfArrow));
  if (!inside) arrdir.Reverse();

  DsgPrs::ComputeSymbol(aPresentation, LA, anEndOfArrow, anEndOfArrow, arrdir, arrdir, ArrowPrs );
}

//=======================================================================
//function : Add
//purpose  : 
//=======================================================================

void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
					    const Handle(Prs3d_Drawer)& aDrawer,
					    const Standard_Real theval,
					    const TCollection_ExtendedString & aText,
					    const gp_Elips & anEllipse,
					    const gp_Pnt & aPosition,
					    const gp_Pnt & anEndOfArrow,
					    const gp_Pnt & aCenter,
					    const Standard_Real uFirst,
					    const Standard_Boolean IsInDomain,
					    const Standard_Boolean IsMaxRadius,
					    const DsgPrs_ArrowSide ArrowPrs)
{
  Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
  Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());

  if(!IsInDomain)
  {
    const Standard_Real uLast = ElCLib::Parameter ( anEllipse, anEndOfArrow );
    const Standard_Real Alpha = DsgPrs::DistanceFromApex(anEllipse, anEndOfArrow, uFirst);//length of ellipse arc
    gp_Vec Vapex(aCenter, ElCLib::Value( uLast, anEllipse )) ;
    gp_Vec Vpnt(aCenter,  ElCLib::Value( uFirst, anEllipse )) ;
    gp_Dir dir(Vpnt ^ Vapex);
	Standard_Real parFirst = anEllipse.Position().Direction().IsOpposite( dir, Precision::Angular())? uLast : uFirst;
    const Standard_Integer NodeNumber = Max (4 , Standard_Integer (50. * Alpha / M_PI));
    const Standard_Real delta = Alpha / ( NodeNumber - 1 );

    Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(NodeNumber);
    for (Standard_Integer i = 0 ; i < NodeNumber; i++, parFirst += delta)
	  aPrims->AddVertex(ElCLib::Value( parFirst, anEllipse ));
    Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
  }
  DsgPrs_EllipseRadiusPresentation::Add(aPresentation, aDrawer, theval, aText,
                                        aPosition, anEndOfArrow, aCenter, IsMaxRadius, ArrowPrs);
}


//=======================================================================
//function : Add
//purpose  : // for offset curve
//=======================================================================

void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
					    const Handle(Prs3d_Drawer)& aDrawer,
					    const Standard_Real theval,
					    const TCollection_ExtendedString & aText,
					    const Handle(Geom_OffsetCurve) & aCurve,
					    const gp_Pnt & aPosition,
					    const gp_Pnt & anEndOfArrow,
					    const gp_Pnt & aCenter,
					    const Standard_Real uFirst,
					    const Standard_Boolean IsInDomain,
					    const Standard_Boolean IsMaxRadius,
					    const DsgPrs_ArrowSide ArrowPrs)
{
  Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
  Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());

  if(!IsInDomain)
  {
    if(!aCurve->IsCN(1)) return ;
    gp_Elips aBEllipse = Handle(Geom_Ellipse)::DownCast(aCurve->BasisCurve ())->Elips();
    const Standard_Real Offset = aCurve->Offset();
    aBEllipse.SetMajorRadius(aBEllipse.MajorRadius() + Offset);
    aBEllipse.SetMinorRadius(aBEllipse.MinorRadius() + Offset);
    const Standard_Real uLast = ElCLib::Parameter ( aBEllipse, anEndOfArrow );
    const Standard_Real Alpha = DsgPrs::DistanceFromApex(aBEllipse, anEndOfArrow, uFirst);//length of ellipse arc
    gp_Pnt p1;
    aCurve->D0(uFirst, p1);
    gp_Vec Vapex(aCenter, anEndOfArrow) ;
    gp_Vec Vpnt (aCenter, p1) ;
    gp_Dir dir(Vpnt ^ Vapex);
	Standard_Real parFirst = aCurve->Direction().IsOpposite( dir, Precision::Angular())? uLast : uFirst;
    const Standard_Integer NodeNumber = Max (4 , Standard_Integer (50. * Alpha / M_PI));
    const Standard_Real delta = Alpha / ( NodeNumber - 1 );

    Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(NodeNumber);
    for (Standard_Integer i = 0 ; i < NodeNumber; i++, parFirst += delta)
	{
	  aCurve->D0( parFirst, p1 );
	  aPrims->AddVertex(p1);
	}
    Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
  }
  DsgPrs_EllipseRadiusPresentation::Add(aPresentation, aDrawer, theval, aText,
                                        aPosition, anEndOfArrow, aCenter, IsMaxRadius, ArrowPrs);
}
Commit	Line	Data
b311480e	1	// Created on: 1998-01-26
	2	// Created by: Sergey ZARITCHNY
	3	// Copyright (c) 1998-1999 Matra Datavision
973c2be1	4	// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e	5	//
973c2be1	6	// This file is part of Open CASCADE Technology software library.
b311480e	7	//
d5f74e42	8	// This library is free software; you can redistribute it and/or modify it under
d5f74e42	9	// the terms of the GNU Lesser General Public License version 2.1 as published
973c2be1	10	// by the Free Software Foundation, with special exception defined in the file
	11	// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
	12	// distribution for complete text of the license and disclaimer of any warranty.
b311480e	13	//
973c2be1	14	// Alternatively, this file may be used under the terms of Open CASCADE
973c2be1	15	// commercial license or contractual agreement.
b311480e	16
7fd59977	17	#include <DsgPrs_EllipseRadiusPresentation.ixx>
	18
	19	#include <gp_Lin.hxx>
	20	#include <gp_Dir.hxx>
	21	#include <gp_Elips.hxx>
	22	#include <ElCLib.hxx>
	23	#include <Graphic3d_Group.hxx>
b8ddfc2f	24	#include <Graphic3d_ArrayOfSegments.hxx>
b8ddfc2f	25	#include <Graphic3d_ArrayOfPolylines.hxx>
a6eb515f	26	#include <Prs3d_DimensionAspect.hxx>
7fd59977	27	#include <Prs3d_Arrow.hxx>
	28	#include <Prs3d_ArrowAspect.hxx>
	29	#include <Prs3d_LineAspect.hxx>
	30	#include <Prs3d_Text.hxx>
	31	#include <TCollection_AsciiString.hxx>
	32	#include <TCollection_ExtendedString.hxx>
	33
	34	#include <Graphic3d_Vertex.hxx>
	35	#include <Graphic3d_AspectMarker3d.hxx>
	36	#include <Graphic3d_AspectLine3d.hxx>
	37	#include <Aspect_TypeOfLine.hxx>
	38	#include <Aspect_TypeOfMarker.hxx>
	39	#include <Aspect_AspectMarker.hxx>
	40	#include <Quantity_Color.hxx>
	41	#include <DsgPrs.hxx>
	42	#include <Precision.hxx>
	43
	44	#include <Geom_Ellipse.hxx>
	45	#include <Geom_Line.hxx>
	46	#include <Geom_TrimmedCurve.hxx>
	47	#include <GeomAPI_ExtremaCurveCurve.hxx>
	48	#include <Geom_OffsetCurve.hxx>
b8ddfc2f	49
7fd59977	50	//=======================================================================
	51	//function : Add
	52	//purpose :
	53	//=======================================================================
	54
	55	void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
	56	const Handle(Prs3d_Drawer)& aDrawer,
	57	const Standard_Real theval,
	58	const TCollection_ExtendedString & aText,
7fd59977	59	const gp_Pnt & aPosition,
	60	const gp_Pnt & anEndOfArrow,
	61	const gp_Pnt & aCenter,
	62	const Standard_Boolean IsMaxRadius,
	63	const DsgPrs_ArrowSide ArrowPrs)
	64	{
a6eb515f	65	Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
7fd59977	66	Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
7fd59977	67
b8ddfc2f	68	const Standard_Real dist = aCenter.Distance( aPosition );
	69	const Standard_Boolean inside = ( dist <= theval );
	70	gp_Pnt EndPoint(inside? anEndOfArrow : aPosition);
	71
	72	Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2);
	73	aPrims->AddVertex(aCenter);
	74	aPrims->AddVertex(EndPoint);
	75	Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
	76
	77	// value
	78	TCollection_ExtendedString Text(IsMaxRadius? "a = " : "b = ");
	79	Text += aText;
7fd59977	80	Prs3d_Text::Draw(aPresentation, LA->TextAspect(), Text, aPosition );
7fd59977	81
b8ddfc2f	82	// arrows
7fd59977	83	gp_Dir arrdir( gp_Vec( aCenter, anEndOfArrow));
	84	if (!inside) arrdir.Reverse();
	85
b8ddfc2f	86	DsgPrs::ComputeSymbol(aPresentation, LA, anEndOfArrow, anEndOfArrow, arrdir, arrdir, ArrowPrs );
7fd59977	87	}
	88
	89	//=======================================================================
	90	//function : Add
	91	//purpose :
	92	//=======================================================================
	93
	94	void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
	95	const Handle(Prs3d_Drawer)& aDrawer,
	96	const Standard_Real theval,
	97	const TCollection_ExtendedString & aText,
	98	const gp_Elips & anEllipse,
	99	const gp_Pnt & aPosition,
	100	const gp_Pnt & anEndOfArrow,
	101	const gp_Pnt & aCenter,
	102	const Standard_Real uFirst,
	103	const Standard_Boolean IsInDomain,
	104	const Standard_Boolean IsMaxRadius,
	105	const DsgPrs_ArrowSide ArrowPrs)
	106	{
a6eb515f	107	Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
7fd59977	108	Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
b8ddfc2f	109
7fd59977	110	if(!IsInDomain)
b8ddfc2f	111	{
	112	const Standard_Real uLast = ElCLib::Parameter ( anEllipse, anEndOfArrow );
	113	const Standard_Real Alpha = DsgPrs::DistanceFromApex(anEllipse, anEndOfArrow, uFirst);//length of ellipse arc
	114	gp_Vec Vapex(aCenter, ElCLib::Value( uLast, anEllipse )) ;
	115	gp_Vec Vpnt(aCenter, ElCLib::Value( uFirst, anEllipse )) ;
	116	gp_Dir dir(Vpnt ^ Vapex);
	117	Standard_Real parFirst = anEllipse.Position().Direction().IsOpposite( dir, Precision::Angular())? uLast : uFirst;
	118	const Standard_Integer NodeNumber = Max (4 , Standard_Integer (50. * Alpha / M_PI));
	119	const Standard_Real delta = Alpha / ( NodeNumber - 1 );
	120
	121	Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(NodeNumber);
	122	for (Standard_Integer i = 0 ; i < NodeNumber; i++, parFirst += delta)
	123	aPrims->AddVertex(ElCLib::Value( parFirst, anEllipse ));
	124	Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
	125	}
7fd59977	126	DsgPrs_EllipseRadiusPresentation::Add(aPresentation, aDrawer, theval, aText,
b8ddfc2f	127	aPosition, anEndOfArrow, aCenter, IsMaxRadius, ArrowPrs);
7fd59977	128	}
	129
	130
7fd59977	131	//=======================================================================
	132	//function : Add
	133	//purpose : // for offset curve
	134	//=======================================================================
	135
	136	void DsgPrs_EllipseRadiusPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
	137	const Handle(Prs3d_Drawer)& aDrawer,
	138	const Standard_Real theval,
	139	const TCollection_ExtendedString & aText,
	140	const Handle(Geom_OffsetCurve) & aCurve,
	141	const gp_Pnt & aPosition,
	142	const gp_Pnt & anEndOfArrow,
	143	const gp_Pnt & aCenter,
	144	const Standard_Real uFirst,
	145	const Standard_Boolean IsInDomain,
	146	const Standard_Boolean IsMaxRadius,
	147	const DsgPrs_ArrowSide ArrowPrs)
	148	{
a6eb515f	149	Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
7fd59977	150	Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
b8ddfc2f	151
7fd59977	152	if(!IsInDomain)
b8ddfc2f	153	{
	154	if(!aCurve->IsCN(1)) return ;
	155	gp_Elips aBEllipse = Handle(Geom_Ellipse)::DownCast(aCurve->BasisCurve ())->Elips();
	156	const Standard_Real Offset = aCurve->Offset();
	157	aBEllipse.SetMajorRadius(aBEllipse.MajorRadius() + Offset);
	158	aBEllipse.SetMinorRadius(aBEllipse.MinorRadius() + Offset);
	159	const Standard_Real uLast = ElCLib::Parameter ( aBEllipse, anEndOfArrow );
	160	const Standard_Real Alpha = DsgPrs::DistanceFromApex(aBEllipse, anEndOfArrow, uFirst);//length of ellipse arc
	161	gp_Pnt p1;
	162	aCurve->D0(uFirst, p1);
	163	gp_Vec Vapex(aCenter, anEndOfArrow) ;
	164	gp_Vec Vpnt (aCenter, p1) ;
	165	gp_Dir dir(Vpnt ^ Vapex);
	166	Standard_Real parFirst = aCurve->Direction().IsOpposite( dir, Precision::Angular())? uLast : uFirst;
	167	const Standard_Integer NodeNumber = Max (4 , Standard_Integer (50. * Alpha / M_PI));
	168	const Standard_Real delta = Alpha / ( NodeNumber - 1 );
	169
	170	Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(NodeNumber);
	171	for (Standard_Integer i = 0 ; i < NodeNumber; i++, parFirst += delta)
7fd59977	172	{
b8ddfc2f	173	aCurve->D0( parFirst, p1 );
b8ddfc2f	174	aPrims->AddVertex(p1);
7fd59977	175	}
b8ddfc2f	176	Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
b8ddfc2f	177	}
7fd59977	178	DsgPrs_EllipseRadiusPresentation::Add(aPresentation, aDrawer, theval, aText,
b8ddfc2f	179	aPosition, anEndOfArrow, aCenter, IsMaxRadius, ArrowPrs);
7fd59977	180	}