OpenCAX/entry/src/main/cpp/include/opencascade/IMeshData_Edge.hxx
2026-02-19 19:05:41 +08:00

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// Created on: 2016-04-07
// Copyright (c) 2016 OPEN CASCADE SAS
// Created by: Oleg AGASHIN
//
// 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.
#ifndef _IMeshData_Edge_HeaderFile
#define _IMeshData_Edge_HeaderFile
#include "TopoDS_Edge.hxx"
#include "IMeshData_Curve.hxx"
#include "IMeshData_PCurve.hxx"
#include "IMeshData_Types.hxx"
#include "BRep_Tool.hxx"
//! Interface class representing discrete model of an edge.
class IMeshData_Edge : public IMeshData_TessellatedShape, public IMeshData_StatusOwner
{
public:
//! Destructor.
virtual ~IMeshData_Edge() {}
//! Returns TopoDS_Edge attached to model.
const TopoDS_Edge& GetEdge() const { return TopoDS::Edge(GetShape()); }
//! Returns number of pcurves assigned to current edge.
Standard_EXPORT virtual Standard_Integer PCurvesNb() const = 0;
//! Adds discrete pcurve for the specified discrete face.
Standard_EXPORT virtual const IMeshData::IPCurveHandle& AddPCurve(
const IMeshData::IFacePtr& theDFace,
const TopAbs_Orientation theOrientation) = 0;
//! Returns pcurve for the specified discrete face.
Standard_EXPORT virtual const IMeshData::IPCurveHandle& GetPCurve(
const IMeshData::IFacePtr& theDFace,
const TopAbs_Orientation theOrientation) const = 0;
//! Returns pcurve with the given index.
Standard_EXPORT virtual const IMeshData::IPCurveHandle& GetPCurve(
const Standard_Integer theIndex) const = 0;
//! Clears curve and all pcurves assigned to the edge from discretization.
void Clear(const Standard_Boolean isKeepEndPoints)
{
myCurve->Clear(isKeepEndPoints);
for (Standard_Integer aPCurveIt = 0; aPCurveIt < PCurvesNb(); ++aPCurveIt)
{
GetPCurve(aPCurveIt)->Clear(isKeepEndPoints);
}
}
//! Returns true in case if the edge is free one, i.e. it does not have pcurves.
Standard_Boolean IsFree() const { return (PCurvesNb() == 0); }
//! Sets 3d curve associated with current edge.
void SetCurve(const IMeshData::ICurveHandle& theCurve) { myCurve = theCurve; }
//! Returns 3d curve associated with current edge.
const IMeshData::ICurveHandle& GetCurve() const { return myCurve; }
//! Gets value of angular deflection for the discrete model.
Standard_Real GetAngularDeflection() const { return myAngDeflection; }
//! Sets value of angular deflection for the discrete model.
void SetAngularDeflection(const Standard_Real theValue) { myAngDeflection = theValue; }
//! Returns same param flag.
//! By default equals to flag stored in topological shape.
Standard_Boolean GetSameParam() const { return mySameParam; }
//! Updates same param flag.
void SetSameParam(const Standard_Boolean theValue) { mySameParam = theValue; }
//! Returns same range flag.
//! By default equals to flag stored in topological shape.
Standard_Boolean GetSameRange() const { return mySameRange; }
//! Updates same range flag.
void SetSameRange(const Standard_Boolean theValue) { mySameRange = theValue; }
//! Returns degenerative flag.
//! By default equals to flag stored in topological shape.
Standard_Boolean GetDegenerated() const { return myDegenerated; }
//! Updates degenerative flag.
void SetDegenerated(const Standard_Boolean theValue) { myDegenerated = theValue; }
DEFINE_STANDARD_RTTIEXT(IMeshData_Edge, IMeshData_TessellatedShape)
protected:
//! Constructor.
//! Initializes empty model.
IMeshData_Edge(const TopoDS_Edge& theEdge)
: IMeshData_TessellatedShape(theEdge),
mySameParam(BRep_Tool::SameParameter(theEdge)),
mySameRange(BRep_Tool::SameRange(theEdge)),
myDegenerated(BRep_Tool::Degenerated(theEdge)),
myAngDeflection(RealLast())
{
}
private:
Standard_Boolean mySameParam;
Standard_Boolean mySameRange;
Standard_Boolean myDegenerated;
Standard_Real myAngDeflection;
IMeshData::ICurveHandle myCurve;
};
#endif