f47dbb54da
Now if the user creates a surface, the cancel in the widget deletes it. If an already existing one is opened for editing, cancel rejects the user change in fill type, but the surface remains.
112 lines
4.3 KiB
C++
112 lines
4.3 KiB
C++
/***************************************************************************
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* Copyright (c) 2014-2015 Nathan Miller <Nathan.A.Mill[at]gmail.com> *
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* Balázs Bámer *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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#include <TopoDS.hxx>
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#include <TopoDS_Face.hxx>
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#include <TopoDS_Edge.hxx>
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#include <TopoDS_Wire.hxx>
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#include <Geom_BSplineCurve.hxx>
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#include <Precision.hxx>
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#include <gp_Trsf.hxx>
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#include <BRep_Tool.hxx>
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#include <TopExp_Explorer.hxx>
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#include <Standard_ConstructionError.hxx>
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#include <GeomFill_BSplineCurves.hxx>
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#include <GeomFill.hxx>
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#endif
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#include <Base/Tools.h>
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#include <Base/Exception.h>
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#include "FeatureBSplineSurf.h"
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using namespace Surface;
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PROPERTY_SOURCE(Surface::BSplineSurf, Surface::BSurf)
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//Initial values
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BSplineSurf::BSplineSurf() : BSurf()
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{
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}
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//Functions
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App::DocumentObjectExecReturn *BSplineSurf::execute(void)
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{
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correcteInvalidFillType();
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//Begin Construction
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try{
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Handle_Geom_BSplineCurve crvs[4];
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TopoDS_Wire aWire; //Create empty wire
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//Gets the healed wire
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getWire(aWire);
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Standard_Real u1, u2; // contains output
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TopExp_Explorer anExp (aWire, TopAbs_EDGE);
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int it = 0;
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for (; anExp.More(); anExp.Next()) {
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const TopoDS_Edge hedge = TopoDS::Edge (anExp.Current());
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TopLoc_Location heloc; // this will be output
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Handle_Geom_Curve c_geom = BRep_Tool::Curve(hedge, heloc, u1, u2); //The geometric curve
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Handle_Geom_BSplineCurve b_geom = Handle_Geom_BSplineCurve::DownCast(c_geom); //Try to get BSpline curve
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if (!b_geom.IsNull()) {
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gp_Trsf transf = heloc.Transformation();
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b_geom->Transform(transf); // apply original transformation to control points
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//Store Underlying Geometry
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crvs[it] = b_geom;
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}
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else {
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Standard_Failure::Raise("Curve not a BSpline Curve");
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}
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it++;
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}
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GeomFill_FillingStyle fstyle = getFillingStyle();
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GeomFill_BSplineCurves aSurfBuilder; //Create Surface Builder
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int ncrv = aBList.getSize();
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if(ncrv==2) {aSurfBuilder.Init(crvs[0], crvs[1], fstyle);}
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else if(ncrv==3) {aSurfBuilder.Init(crvs[0], crvs[1], crvs[2], fstyle);}
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else if(ncrv==4) {aSurfBuilder.Init(crvs[0], crvs[1], crvs[2], crvs[3], fstyle);}
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createFace(aSurfBuilder.Surface());
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return App::DocumentObject::StdReturn;
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} //End Try
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catch(Standard_ConstructionError) {
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// message is in a Latin language, show a normal one
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return new App::DocumentObjectExecReturn("Curves are disjoint.");
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}
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catch (Standard_Failure) {
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Handle_Standard_Failure e = Standard_Failure::Caught();
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return new App::DocumentObjectExecReturn(e->GetMessageString());
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} //End Catch
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} //End execute
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