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

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// Created on: 1993-01-09
// Created by: CKY / Contract Toubro-Larsen ( Kiran )
// Copyright (c) 1993-1999 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.
#ifndef _IGESGeom_CopiousData_HeaderFile
#define _IGESGeom_CopiousData_HeaderFile
#include "Standard.hxx"
#include "Standard_Type.hxx"
#include "Standard_Integer.hxx"
#include "TColStd_HArray1OfReal.hxx"
#include "IGESData_IGESEntity.hxx"
class gp_Pnt;
class gp_Vec;
class IGESGeom_CopiousData;
DEFINE_STANDARD_HANDLE(IGESGeom_CopiousData, IGESData_IGESEntity)
//! defines IGESCopiousData, Type <106> Form <1-3,11-13,63>
//! in package IGESGeom
//! This entity stores data points in the form of pairs,
//! triples, or sextuples. An interpretation flag value
//! signifies which of these forms is being used.
class IGESGeom_CopiousData : public IGESData_IGESEntity
{
public:
Standard_EXPORT IGESGeom_CopiousData();
//! This method is used to set the fields of the class
//! CopiousData
//! - aDataType : Specifies whether data is a pair or a triple
//! or a sextuple.
//! - aZPlane : Common Z value for all points if datatype = 1
//! - allData : Data to be read in groups of 2, 3 or 6
Standard_EXPORT void Init(const Standard_Integer aDataType,
const Standard_Real aZPlane,
const Handle(TColStd_HArray1OfReal)& allData);
//! Sets Copious Data to be a Polyline if <mode> is True
//! (Form = 11-12-13) or a Set of Points else (Form 1-2-3)
Standard_EXPORT void SetPolyline(const Standard_Boolean mode);
//! Sets Copious Data to be a Closed Path 2D (Form 63)
//! Warning : DataType is not checked and must be set to ONE by Init
Standard_EXPORT void SetClosedPath2D();
//! Returns True if <me> is a Set of Points (Form 1-2-3)
Standard_EXPORT Standard_Boolean IsPointSet() const;
//! Returns True if <me> is a Polyline (Form 11-12-13)
Standard_EXPORT Standard_Boolean IsPolyline() const;
//! Returns True if <me> is a Closed Path 2D (Form 63)
Standard_EXPORT Standard_Boolean IsClosedPath2D() const;
//! returns data type
//! 1 = XY ( with common Z given by plane)
//! 2 = XYZ ( point)
//! 3 = XYZ + Vec(XYZ) (point + normal vector)
Standard_EXPORT Standard_Integer DataType() const;
//! returns the number of tuples
Standard_EXPORT Standard_Integer NbPoints() const;
//! Returns an individual Data, given the N0 of the Point
//! and the B0 of the Coordinate (according DataType)
Standard_EXPORT Standard_Real Data(const Standard_Integer NumPoint,
const Standard_Integer NumData) const;
//! If datatype = 1, then returns common z value for all data
//! else returns 0
Standard_EXPORT Standard_Real ZPlane() const;
//! returns the coordinates of the point specified by the anIndex
//! raises exception if anIndex <= 0 or anIndex > NbPoints()
Standard_EXPORT gp_Pnt Point(const Standard_Integer anIndex) const;
//! returns the coordinates of the point specified by the anIndex
//! after applying Transf. Matrix
//! raises exception if anIndex <= 0 or anIndex > NbPoints()
Standard_EXPORT gp_Pnt TransformedPoint(const Standard_Integer anIndex) const;
//! returns i, j, k values if 3-tuple else returns (0, 0, 0)
//! raises exception if anIndex <= 0 or anIndex > NbPoints()
Standard_EXPORT gp_Vec Vector(const Standard_Integer anIndex) const;
//! returns transformed vector if 3-tuple else returns (0, 0, 0)
//! raises exception if anIndex <= 0 or anIndex > NbPoints()
Standard_EXPORT gp_Vec TransformedVector(const Standard_Integer anIndex) const;
DEFINE_STANDARD_RTTIEXT(IGESGeom_CopiousData, IGESData_IGESEntity)
protected:
private:
Standard_Integer theDataType;
Standard_Real theZPlane;
Handle(TColStd_HArray1OfReal) theData;
};
#endif // _IGESGeom_CopiousData_HeaderFile