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a13df0fee0
Save/Restore interface has been moved to Draw_Drawable3D base class. Create a singleton Draw_Params class for DRAW parameters
137 lines
5.1 KiB
C++
137 lines
5.1 KiB
C++
// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <DrawTrSurf_BezierSurface.hxx>
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#include <Draw_Color.hxx>
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#include <Draw_Display.hxx>
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#include <DrawTrSurf.hxx>
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#include <DrawTrSurf_BezierCurve.hxx>
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#include <DrawTrSurf_Params.hxx>
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#include <Geom_BezierSurface.hxx>
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#include <GeomTools_SurfaceSet.hxx>
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#include <gp_Pnt2d.hxx>
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#include <TColgp_Array2OfPnt.hxx>
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#include <TColStd_Array1OfReal.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(DrawTrSurf_BezierSurface, DrawTrSurf_Surface)
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DrawTrSurf_BezierSurface::DrawTrSurf_BezierSurface (const Handle(Geom_BezierSurface)& S)
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: DrawTrSurf_Surface (S, 1, 1, Draw_jaune, Draw_bleu, 30, 0.05, 0)
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{
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drawPoles = Standard_True;
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polesLook = Draw_rouge;
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}
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DrawTrSurf_BezierSurface::DrawTrSurf_BezierSurface (const Handle(Geom_BezierSurface)& S,
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const Standard_Integer NbUIsos, const Standard_Integer NbVIsos,
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const Draw_Color& BoundsColor, const Draw_Color& IsosColor,
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const Draw_Color& PolesColor, const Standard_Boolean ShowPoles,
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const Standard_Integer Discret,const Standard_Real Deflection,
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const Standard_Integer DrawMode)
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: DrawTrSurf_Surface (S, NbUIsos, NbVIsos, BoundsColor, IsosColor,
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Discret, Deflection, DrawMode)
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{
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drawPoles = ShowPoles;
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polesLook = PolesColor;
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}
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void DrawTrSurf_BezierSurface::DrawOn (Draw_Display& dis) const
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{
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Standard_Integer i,j;
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Handle(Geom_BezierSurface) S = Handle(Geom_BezierSurface)::DownCast(surf);
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if (drawPoles)
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{
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Standard_Integer NbUPoles = S->NbUPoles();
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Standard_Integer NbVPoles = S->NbVPoles();
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dis.SetColor(polesLook);
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TColgp_Array2OfPnt SPoles (1, NbUPoles, 1, NbVPoles);
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S->Poles (SPoles);
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for (j = 1; j <= NbVPoles; j++)
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{
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dis.MoveTo(SPoles(1, j));
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for (i = 2; i <= NbUPoles; i++)
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{
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dis.DrawTo(SPoles(i, j));
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}
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}
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for (i = 1; i <= NbUPoles; i++)
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{
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dis.MoveTo(SPoles(i, 1));
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for (j = 2; j <= NbVPoles; j++)
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{
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dis.DrawTo(SPoles(i, j));
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}
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}
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}
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DrawTrSurf_Surface::DrawOn (dis);
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}
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void DrawTrSurf_BezierSurface::FindPole (const Standard_Real X, const Standard_Real Y, const Draw_Display& D,
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const Standard_Real XPrec, Standard_Integer& UIndex, Standard_Integer& VIndex) const
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{
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Handle(Geom_BezierSurface) bs = Handle(Geom_BezierSurface)::DownCast(surf);
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gp_Pnt2d p1(X/D.Zoom(),Y/D.Zoom());
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Standard_Real Prec = XPrec / D.Zoom();
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UIndex++;
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VIndex++;
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Standard_Integer NbUPoles = bs->NbUPoles();
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Standard_Integer NbVPoles = bs->NbVPoles();
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while (VIndex <= NbVPoles)
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{
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while (UIndex <= NbUPoles)
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{
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if (D.Project(bs->Pole(UIndex, VIndex)).Distance(p1) <= Prec)
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{
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return;
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}
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UIndex++;
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}
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UIndex = 1;
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VIndex++;
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}
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UIndex = VIndex = 0;
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}
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//=======================================================================
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//function : Copy
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//purpose :
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//=======================================================================
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Handle(Draw_Drawable3D) DrawTrSurf_BezierSurface::Copy() const
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{
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Handle(DrawTrSurf_BezierSurface) DS = new DrawTrSurf_BezierSurface
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(Handle(Geom_BezierSurface)::DownCast(surf->Copy()),
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nbUIsos,nbVIsos,
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boundsLook,isosLook,polesLook,drawPoles,
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GetDiscretisation(),GetDeflection(),GetDrawMode());
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return DS;
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}
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//=======================================================================
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//function : Restore
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//purpose :
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//=======================================================================
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Handle(Draw_Drawable3D) DrawTrSurf_BezierSurface::Restore (Standard_IStream& theStream)
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{
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const DrawTrSurf_Params& aParams = DrawTrSurf::Parameters();
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Handle(Geom_BezierSurface) aGeomSurface = Handle(Geom_BezierSurface)::DownCast (GeomTools_SurfaceSet::ReadSurface (theStream));
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Handle(DrawTrSurf_BezierSurface) aDrawSurface = new DrawTrSurf_BezierSurface (aGeomSurface,
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aParams.NbUIsos, aParams.NbVIsos,
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aParams.BoundsColor, aParams.IsosColor, aParams.PolesColor,
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aParams.IsShowPoles, aParams.Discret,
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aParams.Deflection, aParams.DrawMode);
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return aDrawSurface;
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}
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