blob: 557cdfaaf1ba83a0cd6e3b45868d2bb34c6483e1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
(** Signature for points *)
module type P = sig
type t
val empty : t
val get_coord : t -> Gg.v2
(** Copy a point and all thoses properties to the given location *)
val copy : t -> Gg.v2 -> t
end
module type REPR = sig
type t
type 'a repr
(* Start a new path. *)
val start
: t -> 'a repr -> 'a repr
val line_to
: t -> t -> 'a repr -> 'a repr
val quadratic_to
: t -> Gg.v2 -> Gg.v2 -> t -> 'a repr -> 'a repr
val stop
: 'a repr -> 'a repr
end
module Make(P:P) : sig
type t
type fixedPath
(** Create an empty path *)
val empty: t
val add_point
: P.t -> t -> t * fixedPath option
(** Replace the last alement in the path by the one given in parameter *)
val replace_last
: P.t -> t -> t * fixedPath option
(** Retrieve the last element, if any *)
val peek
: t -> P.t option
(** Retrieve the last element, if any *)
val peek2
: t -> (P.t * P.t) option
module Draw(Repr:REPR with type t = P.t) : sig
(** Represent the the current path *)
val draw
: t -> 'a Repr.repr -> 'a Repr.repr
end
val to_fixed : t -> fixedPath
module DrawFixed(Repr:REPR with type t = P.t) : sig
val draw
: fixedPath -> 'a Repr.repr -> 'a Repr.repr
end
(** Return the shortest distance between the mouse and a point *)
val distance
: Gg.v2 -> fixedPath -> float option
val id
: fixedPath -> int
end
|
