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mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-04-10 18:51:21 +03:00
occt/src/V3d/V3d_Viewer_3.cxx
kgv 224f48fa0e 0028405: Visualization, V3d_Viewer - changes to Grid immediately updates view
V3d_Viewer methods ActivateGrid, DeactivateGrid, SetRectangularGridValues, SetCircularGridValues,
RectangularGridGraphicValues, CircularGridGraphicValues, SetPrivilegedPlane, DisplayPrivilegedPlane
do not redraw viewer anymore.
2017-03-02 12:31:49 +03:00

131 lines
4.4 KiB
C++

// 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.
/***********************************************************************
FONCTION :
----------
Classe V3d_Viewer_3.cxx :
HISTORIQUE DES MODIFICATIONS :
--------------------------------
00-09-92 : GG ; Creation.
27-12-98 : FMN ; PERF: OPTIMISATION LOADER (LOPTIM)
REMARQUES :
-----------
************************************************************************/
// -> Remove the grid plane axis when it is requested.
// -> Redraw the privilegied grid plane after any change
/*----------------------------------------------------------------------*/
/*
* Includes
*/
#include <Aspect_Background.hxx>
#include <Aspect_GradientBackground.hxx>
#include <Aspect_Grid.hxx>
#include <gp_Ax3.hxx>
#include <gp_Dir.hxx>
#include <gp_Pnt.hxx>
#include <Graphic3d_ArrayOfSegments.hxx>
#include <Graphic3d_AspectLine3d.hxx>
#include <Graphic3d_AspectMarker3d.hxx>
#include <Graphic3d_AspectText3d.hxx>
#include <Graphic3d_GraphicDriver.hxx>
#include <Graphic3d_Group.hxx>
#include <Graphic3d_Structure.hxx>
#include <Quantity_Color.hxx>
#include <V3d_BadValue.hxx>
#include <V3d_CircularGrid.hxx>
#include <V3d_Light.hxx>
#include <V3d_RectangularGrid.hxx>
#include <V3d_View.hxx>
#include <V3d_Viewer.hxx>
/*----------------------------------------------------------------------*/
void V3d_Viewer::SetPrivilegedPlane(const gp_Ax3& aPlane)
{
myPrivilegedPlane = aPlane;
Grid()->SetDrawMode(Grid()->DrawMode());
for (V3d_ListOfView::Iterator anActiveViewIter (myActiveViews); anActiveViewIter.More(); anActiveViewIter.Next())
{
anActiveViewIter.Value()->SetGrid (myPrivilegedPlane, Grid());
}
if(myDisplayPlane)
DisplayPrivilegedPlane(Standard_True,myDisplayPlaneLength);
}
/*----------------------------------------------------------------------*/
gp_Ax3 V3d_Viewer::PrivilegedPlane() const
{
return myPrivilegedPlane;
}
/*----------------------------------------------------------------------*/
void V3d_Viewer::DisplayPrivilegedPlane(const Standard_Boolean OnOff, const Quantity_Length aSize)
{
myDisplayPlane = OnOff;
myDisplayPlaneLength = aSize;
if(myDisplayPlane)
{
if(myPlaneStructure.IsNull()) {
myPlaneStructure = new Graphic3d_Structure(StructureManager());
myPlaneStructure->SetInfiniteState(Standard_True);
myPlaneStructure->Display();
}
else
myPlaneStructure->Clear();
Handle(Graphic3d_Group) Group = myPlaneStructure->NewGroup();
Handle(Graphic3d_AspectLine3d) LineAttrib = new Graphic3d_AspectLine3d() ;
LineAttrib->SetColor(Quantity_Color(Quantity_NOC_GRAY60));
Group->SetPrimitivesAspect(LineAttrib) ;
Handle(Graphic3d_AspectText3d) TextAttrib = new Graphic3d_AspectText3d();
TextAttrib->SetColor(Quantity_Color(Quantity_NOC_ROYALBLUE1));
Group->SetPrimitivesAspect(TextAttrib);
Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(6);
const gp_Pnt &p0 = myPrivilegedPlane.Location();
const gp_Pnt pX(p0.XYZ() + myDisplayPlaneLength*myPrivilegedPlane.XDirection().XYZ());
aPrims->AddVertex(p0);
aPrims->AddVertex(pX);
Group->Text("X",Graphic3d_Vertex(pX.X(),pX.Y(),pX.Z()),1./81.);
const gp_Pnt pY(p0.XYZ() + myDisplayPlaneLength*myPrivilegedPlane.YDirection().XYZ());
aPrims->AddVertex(p0);
aPrims->AddVertex(pY);
Group->Text("Y",Graphic3d_Vertex(pY.X(),pY.Y(),pY.Z()),1./81.);
const gp_Pnt pZ(p0.XYZ() + myDisplayPlaneLength*myPrivilegedPlane.Direction().XYZ());
aPrims->AddVertex(p0);
aPrims->AddVertex(pZ);
Group->Text("Z",Graphic3d_Vertex(pZ.X(),pZ.Y(),pZ.Z()),1./81.);
Group->AddPrimitiveArray(aPrims);
myPlaneStructure->Display();
}
else
{
if( !myPlaneStructure.IsNull() ) myPlaneStructure->Erase();
}
}
/*----------------------------------------------------------------------*/