blob: fc5413ae6d981e7bbbf013eaf9c0d1822a105547 (
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
|
/*
libgstroke - a GNOME stroke interface library
Copyright (c) 1996,1997,1998,1999,2000,2001 Mark F. Willey, ETLA Technical
See the file COPYING for distribution information.
*/
/* largest number of points allowed to be sampled */
#ifndef _GSTROKE_H_
#define _GSTROKE_H_
#define GSTROKE_MAX_POINTS 10000
/* number of sample points required to have a valid stroke */
#define GSTROKE_MIN_POINTS 50
/* maximum number of numbers in stroke */
#define GSTROKE_MAX_SEQUENCE 32
/* threshold of size of smaller axis needed for it to define its own
bin size */
#define GSTROKE_SCALE_RATIO 4
/* minimum percentage of points in bin needed to add to sequence */
#define GSTROKE_BIN_COUNT_PERCENT 0.07
/* the mouse button used for strokes */
#define GSTROKE_MOUSE_BUTTON 2
/* enable strokes for the widget */
void gstroke_enable (GtkWidget *widget);
guint gstroke_signal_connect (GtkWidget *widget,
const gchar *name,
GtkSignalFunc func,
gpointer data);
/* frees all the memory allocated for stroke, should be called when
the widget is destroyed*/
void gstroke_cleanup (GtkWidget *widget);
#endif
|