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-- File: Blend_Line.cdl
-- Created: Thu Dec 2 15:48:17 1993
-- Author: Jacques GOUSSARD
-- <jag@topsn2>
---Copyright: Matra Datavision 1993
generic class Line from Blend
(TheVertex as any;
TheArc as any;
ThePointOnRst as any; -- as PointOnRst from Blend(TheArc)
TheSequenceOfPointOnRst as any;
TheExtremity as any) -- as Extremity from Blend (TheVertex,TheArc,
-- ThePointOnRst,TheSequenceOfPointOnRst)
inherits TShared from MMgt
uses Point from Blend,
SequenceOfPoint from Blend,
TypeTrans from IntSurf
raises OutOfRange from Standard
is
Create
returns mutable Line from Blend;
Clear(me: mutable)
---Purpose: Clears the content of the line.
is static;
Append(me: mutable; P: Point from Blend)
---Purpose: Adds a point in the line.
---C++: inline
is static;
Prepend(me: mutable; P: Point from Blend)
---Purpose: Adds a point in the line at the first place.
---C++: inline
is static;
InsertBefore(me : mutable;
Index : Integer from Standard;
P : Point from Blend)
---Purpose: Adds a point in the line at the first place.
---C++: inline
is static;
Remove(me: mutable; FromIndex,ToIndex: Integer from Standard)
---Purpose: Removes from <me> all the items of
-- positions between <FromIndex> and <ToIndex>.
-- Raises an exception if the indices are out of bounds.
---C++: inline
raises OutOfRange from Standard
is static;
Set(me: mutable; TranS1,TranS2: TypeTrans from IntSurf)
---Purpose: Sets the value of the transition of the line on S1 and
-- the line on S2.
is static;
Set(me: mutable; Trans: TypeTrans from IntSurf)
---Purpose: Sets the value of the transition of the line on a surface
is static;
SetStartPoints(me: mutable; StartPt1,StartPt2: TheExtremity)
---Purpose: Sets the values of the start points for the line.
---C++: inline
is static;
SetEndPoints(me: mutable; EndPt1,EndPt2: TheExtremity)
---Purpose: Sets tne values of the end points for the line.
---C++: inline
is static;
NbPoints(me)
---Purpose: Returns the number of points in the line.
returns Integer from Standard
---C++: inline
is static;
Point(me; Index: Integer from Standard)
---Purpose: Returns the point of range Index.
returns Point from Blend
---C++: inline
---C++: return const&
raises OutOfRange from Standard
--- The exception OutOfRange is raised when Index <=0 or
-- Index > NbPoints
is static;
TransitionOnS1(me)
---Purpose: Returns the type of the transition of the line defined
-- on the first surface. The transition is "constant"
-- along the line.
-- The transition is IN if the line is oriented in such
-- a way that the system of vectors (N,DRac,T) is
-- right-handed, where
-- N is the normal to the first surface at a point P,
-- DRac is a vector tangent to the blending patch,
-- oriented towards the valid part of this patch,
-- T is the tangent to the line on S1 at P.
-- The transitioon is OUT when the system of vectors is
-- left-handed.
returns TypeTrans from IntSurf
---C++: inline
is static;
TransitionOnS2(me)
---Purpose: Returns the type of the transition of the line defined
-- on the second surface. The transition is "constant"
-- along the line.
returns TypeTrans from IntSurf
---C++: inline
is static;
StartPointOnFirst(me)
---Purpose: Returns the start point on S1.
returns TheExtremity
---C++: inline
---C++: return const&
is static;
StartPointOnSecond(me)
---Purpose: Returns the start point on S2
returns TheExtremity
---C++: inline
---C++: return const&
is static;
EndPointOnFirst(me)
---Purpose: Returns the end point on S1.
returns TheExtremity
---C++: inline
---C++: return const&
is static;
EndPointOnSecond(me)
---Purpose: Returns the point on S2.
returns TheExtremity
---C++: inline
---C++: return const&
is static;
TransitionOnS(me)
---Purpose: Returns the type of the transition of the line defined
-- on the surface.
returns TypeTrans from IntSurf
---C++: inline
is static;
fields
seqpt : SequenceOfPoint from Blend;
tras1 : TypeTrans from IntSurf;
tras2 : TypeTrans from IntSurf;
stp1 : TheExtremity;
stp2 : TheExtremity;
endp1 : TheExtremity;
endp2 : TheExtremity;
hass1 : Boolean from Standard;
hass2 : Boolean from Standard;
end;
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