1 -- Created on: 1999-05-13
2 -- Created by: data exchange team
3 -- Copyright (c) 1999 Matra Datavision
4 -- Copyright (c) 1999-2012 OPEN CASCADE SAS
6 -- The content of this file is subject to the Open CASCADE Technology Public
7 -- License Version 6.5 (the "License"). You may not use the content of this file
8 -- except in compliance with the License. Please obtain a copy of the License
9 -- at http://www.opencascade.org and read it completely before using this file.
11 -- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12 -- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
14 -- The Original Code and all software distributed under the License is
15 -- distributed on an "AS IS" basis, without warranty of any kind, and the
16 -- Initial Developer hereby disclaims all such warranties, including without
17 -- limitation, any warranties of merchantability, fitness for a particular
18 -- purpose or non-infringement. Please see the License for the specific terms
19 -- and conditions governing the rights and limitations under the License.
22 class ConvertCurve3dToBezier from ShapeUpgrade inherits SplitCurve3d from ShapeUpgrade
24 ---Purpose: converts/splits a 3d curve of any type to a list of beziers
28 HSequenceOfCurve from TColGeom,
29 HSequenceOfReal from TColStd
33 Create returns ConvertCurve3dToBezier from ShapeUpgrade;
34 ---Purpose: Empty constructor
36 SetLineMode(me:mutable; mode: Boolean);
37 ---Purpose: Sets mode for conversion Geom_Line to bezier.
40 GetLineMode(me) returns Boolean;
41 ---Purpose: Returns the Geom_Line conversion mode.
44 SetCircleMode(me:mutable; mode: Boolean);
45 ---Purpose: Sets mode for conversion Geom_Circle to bezier.
48 GetCircleMode(me) returns Boolean;
49 ---Purpose: Returns the Geom_Circle conversion mode.
52 SetConicMode(me:mutable; mode: Boolean);
53 ---Purpose: Returns the Geom_Conic conversion mode.
56 GetConicMode(me) returns Boolean;
57 ---Purpose: Performs converting and computes the resulting shape.
60 Compute(me: mutable) is redefined;
61 ---Purpose: Converts curve into a list of beziers, and stores the
62 -- splitting parameters on original curve.
64 Build (me: mutable; Segment: Boolean) is redefined;
65 ---Purpose: Splits a list of beziers computed by Compute method according
66 -- the split values and splitting parameters.
68 Segments(me) returns HSequenceOfCurve from TColGeom is private;
69 ---Purpose: Returns the list of bezier curves correspondent to original
72 SplitParams(me) returns HSequenceOfReal from TColStd;
73 ---Purpose: Returns the list of splitted parameters in original curve
78 mySegments : HSequenceOfCurve from TColGeom;
79 mySplitParams: HSequenceOfReal from TColStd;
81 myCircleMode : Boolean;
82 myConicMode : Boolean;
84 end ConvertCurve2dToBezier;