1 /* a colour colour in a workspace
2  */
3 
4 /*
5 
6     Copyright (C) 1991-2003 The National Gallery
7 
8     This program is free software; you can redistribute it and/or modify
9     it under the terms of the GNU General Public License as published by
10     the Free Software Foundation; either version 2 of the License, or
11     (at your option) any later version.
12 
13     This program is distributed in the hope that it will be useful,
14     but WITHOUT ANY WARRANTY; without even the implied warranty of
15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16     GNU General Public License for more details.
17 
18     You should have received a copy of the GNU General Public License along
19     with this program; if not, write to the Free Software Foundation, Inc.,
20     51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
21 
22  */
23 
24 /*
25 
26     These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
27 
28  */
29 
30 #define TYPE_COLOUR (colour_get_type())
31 #define COLOUR( obj ) \
32 	(G_TYPE_CHECK_INSTANCE_CAST( (obj), TYPE_COLOUR, Colour ))
33 #define COLOUR_CLASS( klass ) \
34 	(G_TYPE_CHECK_CLASS_CAST( (klass), TYPE_COLOUR, ColourClass))
35 #define IS_COLOUR( obj ) \
36 	(G_TYPE_CHECK_INSTANCE_TYPE( (obj), TYPE_COLOUR ))
37 #define IS_COLOUR_CLASS( klass ) \
38 	(G_TYPE_CHECK_CLASS_TYPE( (klass), TYPE_COLOUR ))
39 #define COLOUR_GET_CLASS( obj ) \
40 	(G_TYPE_INSTANCE_GET_CLASS( (obj), TYPE_COLOUR, ColourClass ))
41 
42 struct _Colour {
43 	Classmodel parent_class;
44 
45 	/* Class fields.
46 	 */
47 	double value[3];
48 	char *colour_space;
49 
50 	/* Build view caption here.
51 	 */
52 	VipsBuf caption;
53 };
54 
55 typedef struct _ColourClass {
56 	ClassmodelClass parent_class;
57 
58 	/* My methods.
59 	 */
60 } ColourClass;
61 
62 Imageinfo *colour_ii_new( Colour *colour );
63 void colour_set_rgb( Colour *colour, double rgb[3] );
64 
65 GType colour_get_type( void );
66