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occt/src/AIS/AIS_PlaneTrihedron.cxx

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// Created on: 1996-12-13
// Created by: Jean-Pierre COMBE
// Copyright (c) 1996-1999 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.
// + X/YAxis() returns AIS_Line instead of AIS_Axis
// + (-1) selection mode token into account
// (SAMTECH specific)
#include <AIS_Line.hxx>
#include <AIS_PlaneTrihedron.hxx>
#include <AIS_Point.hxx>
#include <DsgPrs_XYZAxisPresentation.hxx>
#include <Geom_Axis2Placement.hxx>
#include <Geom_CartesianPoint.hxx>
#include <Geom_Line.hxx>
#include <Geom_Plane.hxx>
#include <gp_Ax2.hxx>
#include <gp_Pln.hxx>
#include <gp_Pnt.hxx>
#include <gp_Vec.hxx>
#include <Graphic3d_Structure.hxx>
#include <Prs3d_DatumAspect.hxx>
#include <Prs3d_Drawer.hxx>
#include <Prs3d_LineAspect.hxx>
#include <Prs3d_Presentation.hxx>
#include <Quantity_Color.hxx>
#include <Select3D_SensitivePoint.hxx>
#include <Select3D_SensitiveSegment.hxx>
#include <SelectMgr_EntityOwner.hxx>
#include <SelectMgr_Selection.hxx>
#include <Standard_Type.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <TCollection_AsciiString.hxx>
#include <UnitsAPI.hxx>
IMPLEMENT_STANDARD_RTTIEXT(AIS_PlaneTrihedron,AIS_InteractiveObject)
void ExtremityPoints(TColgp_Array1OfPnt& PP,const Handle(Geom_Plane)& myPlane,const Handle(Prs3d_Drawer)& myDrawer);
//=======================================================================
//function : AIS_PlaneTrihedron
//purpose :
//=======================================================================
AIS_PlaneTrihedron::AIS_PlaneTrihedron(const Handle(Geom_Plane)& aPlane)
:myPlane(aPlane)
{
Handle (Prs3d_DatumAspect) DA = new Prs3d_DatumAspect();
//POP Standard_Real aLength = UnitsAPI::CurrentFromLS (100. ,"LENGTH");
Standard_Real aLength = UnitsAPI::AnyToLS (100. ,"mm");
DA->SetAxisLength(aLength,aLength,aLength);
Quantity_Color col (Quantity_NOC_ROYALBLUE1);
DA->LineAspect(Prs3d_DatumParts_XAxis)->SetColor(col);
DA->LineAspect(Prs3d_DatumParts_YAxis)->SetColor(col);
DA->SetDrawDatumAxes(Prs3d_DatumAxes_XYAxes);
myDrawer->SetDatumAspect(DA); // odl - specific is created because it is modified
myShapes[0] = Position();
myShapes[1] = XAxis();
myShapes[2] = YAxis();
myXLabel = TCollection_AsciiString( "X" );
myYLabel = TCollection_AsciiString( "Y" );
}
//=======================================================================
//function : Component
//purpose :
//=======================================================================
Handle(Geom_Plane) AIS_PlaneTrihedron::Component()
{
return myPlane;
}
//=======================================================================
//function : SetComponent
//purpose :
//=======================================================================
void AIS_PlaneTrihedron::SetComponent(const Handle(Geom_Plane)& aPlane)
{
myPlane = aPlane;
}
//=======================================================================
//function : XAxis
//purpose :
//=======================================================================
Handle(AIS_Line) AIS_PlaneTrihedron::XAxis() const
{
Handle(Geom_Line) aGLine = new Geom_Line(myPlane->Pln().XAxis());
Handle(AIS_Line) aLine = new AIS_Line (aGLine);
aLine->SetColor(Quantity_NOC_ROYALBLUE1);
return aLine;
}
//=======================================================================
//function : YAxis
//purpose :
//=======================================================================
Handle(AIS_Line) AIS_PlaneTrihedron::YAxis() const
{
Handle(Geom_Line) aGLine = new Geom_Line(myPlane->Pln().YAxis());
Handle(AIS_Line) aLine = new AIS_Line (aGLine);
aLine->SetColor(Quantity_NOC_ROYALBLUE1);
return aLine;
}
//=======================================================================
//function : Position
//purpose :
//=======================================================================
Handle(AIS_Point) AIS_PlaneTrihedron::Position() const
{
gp_Pnt aPnt = myPlane->Pln().Location();
Handle(Geom_Point) aPoint = new Geom_CartesianPoint(aPnt);
Handle(AIS_Point) aPt = new AIS_Point (aPoint);
return aPt;
}
void AIS_PlaneTrihedron::SetLength(const Standard_Real theLength) {
myDrawer->DatumAspect()->SetAxisLength(theLength, theLength, theLength);
SetToUpdate();
}
Standard_Real AIS_PlaneTrihedron::GetLength() const {
return myDrawer->DatumAspect()->AxisLength(Prs3d_DatumParts_XAxis);
}
//=======================================================================
//function : Compute
//purpose :
//=======================================================================
void AIS_PlaneTrihedron::Compute (const Handle(PrsMgr_PresentationManager)& ,
const Handle(Prs3d_Presentation)& thePrs,
const Standard_Integer )
{
// drawing axis in X direction
gp_Pnt first, last;
Standard_Real value = myDrawer->DatumAspect()->AxisLength(Prs3d_DatumParts_XAxis);
gp_Dir xDir = myPlane->Position().Ax2().XDirection();
gp_Pnt orig = myPlane->Position().Ax2().Location();
Standard_Real xo,yo,zo,x,y,z;
orig.Coord( xo, yo, zo );
xDir.Coord( x, y, z );
first.SetCoord( xo, yo, zo );
last.SetCoord( xo + x * value, yo + y * value, zo + z * value );
DsgPrs_XYZAxisPresentation::Add (thePrs,
myDrawer->DatumAspect()->LineAspect(Prs3d_DatumParts_XAxis),
myDrawer->ArrowAspect(),
myDrawer->TextAspect(),
xDir, value, myXLabel.ToCString(), first, last);
// drawing axis in Y direction
value = myDrawer->DatumAspect()->AxisLength(Prs3d_DatumParts_YAxis);
gp_Dir yDir = myPlane->Position().Ax2().YDirection();
yDir.Coord( x, y, z );
last.SetCoord( xo + x * value, yo + y * value, zo + z * value );
DsgPrs_XYZAxisPresentation::Add (thePrs,
myDrawer->DatumAspect()->LineAspect(Prs3d_DatumParts_XAxis),
myDrawer->ArrowAspect(),
myDrawer->TextAspect(),
yDir, value, myYLabel.ToCString(), first, last);
thePrs->SetInfiniteState (Standard_True);
}
//=======================================================================
//function : ComputeSelection
//purpose :
//=======================================================================
void AIS_PlaneTrihedron::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
const Standard_Integer aMode)
{
Standard_Integer Prior;
Handle(SelectMgr_EntityOwner) eown;
TColgp_Array1OfPnt PP(1,4),PO(1,4);
// ExtremityPoints(PP);
ExtremityPoints(PP,myPlane,myDrawer);
switch (aMode) {
case 0:
{ // triedre complet
Prior = 5;
// gp_Ax2 theax = gp_Ax2(myPlane->Position().Ax2());
// gp_Pnt p1 = theax.Location();
eown = new SelectMgr_EntityOwner(this,Prior);
for (Standard_Integer i=1; i<=2;i++)
aSelection->Add(new Select3D_SensitiveSegment(eown,PP(1),PP(i+1)));
break;
}
case 1:
{ //origine
Prior = 8;
const Handle(SelectMgr_SelectableObject)& anObj = myShapes[0]; // to avoid ambiguity
eown= new SelectMgr_EntityOwner(anObj,Prior);
aSelection->Add(new Select3D_SensitivePoint(eown,myPlane->Location()));
break;
}
case 2:
{ //axes ... priorite 7
Prior = 7;
for (Standard_Integer i=1; i<=2;i++){
const Handle(SelectMgr_SelectableObject)& anObj = myShapes[i]; // to avoid ambiguity
eown= new SelectMgr_EntityOwner(anObj,Prior);
aSelection->Add(new Select3D_SensitiveSegment(eown,PP(1),PP(i+1)));
}
break;
}
case -1:
{
Prior = 5;
aSelection->Clear();
break;
}
}
}
void AIS_PlaneTrihedron::SetColor(const Quantity_Color &aCol)
{
hasOwnColor=Standard_True;
myDrawer->SetColor (aCol);
myDrawer->DatumAspect()->LineAspect(Prs3d_DatumParts_XAxis)->SetColor(aCol);
myDrawer->DatumAspect()->LineAspect(Prs3d_DatumParts_YAxis)->SetColor(aCol);
SynchronizeAspects();
}
//=======================================================================
//function : ExtremityPoints
//purpose : to avoid warning
//=======================================================================
//void AIS_Trihedron::ExtremityPoints(TColgp_Array1OfPnt& PP) const
void ExtremityPoints(TColgp_Array1OfPnt& PP,const Handle(Geom_Plane)& myPlane,const Handle(Prs3d_Drawer)& myDrawer )
{
// gp_Ax2 theax(myPlane->Ax2());
gp_Ax2 theax(myPlane->Position().Ax2());
PP(1) = theax.Location();
Standard_Real len = myDrawer->DatumAspect()->AxisLength(Prs3d_DatumParts_XAxis);
gp_Vec vec = theax.XDirection();
vec *= len;
PP(2) = PP(1).Translated(vec);
len = myDrawer->DatumAspect()->AxisLength(Prs3d_DatumParts_YAxis);
vec = theax.YDirection();
vec *= len;
PP(3) = PP(1).Translated(vec);
}
//=======================================================================
//function : AcceptDisplayMode
//purpose :
//=======================================================================
Standard_Boolean AIS_PlaneTrihedron::AcceptDisplayMode(const Standard_Integer aMode) const
{return aMode == 0;}
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