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1 | -- Created on: 1995-09-01 |
| 2 | -- Created by: Yves FRICAUD |
| 3 | -- Copyright (c) 1995-1999 Matra Datavision |
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4 | -- Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | -- |
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6 | -- This file is part of Open CASCADE Technology software library. |
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7 | -- |
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8 | -- This library is free software; you can redistribute it and / or modify it |
| 9 | -- under the terms of the GNU Lesser General Public version 2.1 as published |
| 10 | -- by the Free Software Foundation, with special exception defined in the file |
| 11 | -- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 12 | -- distribution for complete text of the license and disclaimer of any warranty. |
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13 | -- |
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14 | -- Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | -- commercial license or contractual agreement. |
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16 | |
| 17 | class FaceRestrictor from BRepAlgo |
| 18 | |
| 19 | ---Purpose: Builds all the faces limited with a set of non |
| 20 | -- jointing and planars wires. if |
| 21 | -- <ControlOrientation> is false The Wires must have |
| 22 | -- correct orientations. Sinon orientation des wires |
| 23 | -- de telle sorte que les faces ne soient pas infinies |
| 24 | -- et qu'elles soient disjointes. |
| 25 | |
| 26 | uses |
| 27 | Wire from TopoDS, |
| 28 | Face from TopoDS, |
| 29 | ListOfShape from TopTools, |
| 30 | DataMapOfShapeListOfShape from TopTools |
| 31 | is |
| 32 | |
| 33 | Create returns FaceRestrictor from BRepAlgo; |
| 34 | |
| 35 | Init (me : in out; |
| 36 | F : Face from TopoDS; |
| 37 | Proj : Boolean from Standard = Standard_False; |
| 38 | ControlOrientation : Boolean from Standard = Standard_False) |
| 39 | ---Purpose: the surface of <F> will be the the surface of each new |
| 40 | -- faces built. |
| 41 | -- <Proj> is used to update pcurves on edges if necessary. |
| 42 | -- See Add(). |
| 43 | is static; |
| 44 | |
| 45 | Add( me : in out; |
| 46 | W : in out Wire from TopoDS) |
| 47 | ---Purpose: Add the wire <W> to the set of wires. |
| 48 | -- |
| 49 | -- Warning: |
| 50 | -- The Wires must be closed. |
| 51 | -- |
| 52 | -- The edges of <W> can be modified if they have not pcurves |
| 53 | -- on the surface <S> of <F>. In this case |
| 54 | -- if <Proj> is false the first pcurve of the edge |
| 55 | -- is positionned on <S>. |
| 56 | -- if <Proj> is True ,the Pcurve On <S> is the |
| 57 | -- projection of the curve 3d on <F>. |
| 58 | is static; |
| 59 | |
| 60 | Clear(me : in out) |
| 61 | ---Purpose: Removes all the Wires |
| 62 | is static; |
| 63 | |
| 64 | Perform( me : in out) |
| 65 | ---Purpose: Evaluate all the faces limited by the set of Wires. |
| 66 | is static; |
| 67 | |
| 68 | IsDone( me) |
| 69 | returns Boolean from Standard |
| 70 | is static; |
| 71 | |
| 72 | More( me) |
| 73 | returns Boolean from Standard |
| 74 | is static; |
| 75 | |
| 76 | Next( me : in out) |
| 77 | is static; |
| 78 | |
| 79 | Current(me) |
| 80 | returns Face from TopoDS |
| 81 | is static; |
| 82 | |
| 83 | PerformWithCorrection( me : in out) |
| 84 | ---Purpose: Evaluate all the faces limited by the set of Wires. |
| 85 | is static private; |
| 86 | |
| 87 | fields |
| 88 | |
| 89 | myDone : Boolean from Standard; |
| 90 | modeProj : Boolean from Standard; |
| 91 | myFace : Face from TopoDS; |
| 92 | wires : ListOfShape from TopTools; |
| 93 | faces : ListOfShape from TopTools; |
| 94 | |
| 95 | myCorrection : Boolean from Standard; |
| 96 | keyIsIn : DataMapOfShapeListOfShape from TopTools; |
| 97 | keyContains : DataMapOfShapeListOfShape from TopTools; |
| 98 | |
| 99 | end FaceRestrictor; |
| 100 | |
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