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
|
/*
* grid.h
*
*
* Author:
* Richard Hult <rhult@hem.passagen.se>
* Ricardo Markiewicz <rmarkie@fi.uba.ar>
* Andres de Barbara <adebarbara@fi.uba.ar>
*
* Web page: http://arrakis.lug.fi.uba.ar/
*
* Copyright (C) 1999-2001 Richard Hult
* Copyright (C) 2003,2004 Ricardo Markiewicz
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GRID_H
#define __GRID_H
#include <libgnomecanvas/gnome-canvas.h>
#define GRID(obj) (G_TYPE_CHECK_INSTANCE_CAST (obj, grid_get_type (), Grid))
#define GRID_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST (klass, grid_get_type (), GridClass))
#define IS_GRID(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, grid_get_type ()))
typedef struct _Grid Grid;
typedef struct _GridClass GridClass;
struct _Grid {
GnomeCanvasItem item;
gpointer priv;
};
struct _GridClass {
GnomeCanvasItemClass parent_class;
};
GType grid_get_type (void);
void snap_to_grid(Grid *grid, double *x, double *y);
void grid_show (Grid *grid, gboolean snap);
void grid_snap (Grid *grid, gboolean snap);
gint grid_is_show (Grid *grid);
gint grid_is_snap (Grid *grid);
#endif
|
