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cr-rgb.h

/* -*- Mode: C; indent-tabs-mode:nil; c-basic-offset: 8-*- */

/*
 * This file is part of The Croco Library
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2.1 of the GNU Lesser General Public
 * License as published by the Free Software Foundation.
 *
 * 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 Lesser 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
 * 
 * see COPYRIGHTS file for copyright information.
 */

#ifndef __CR_RGB_H__
#define __CR_RGB_H__

#include <stdio.h>
#include <glib.h>
#include "cr-utils.h"
#include "cr-parsing-location.h"

G_BEGIN_DECLS


typedef struct _CRRgb CRRgb ;
struct _CRRgb
{
        /*
         *the unit of the rgb.
         *Either NO_UNIT (integer) or 
         *UNIT_PERCENTAGE (percentage).
         */
        const gchar *name ;
        glong red ;
        glong green ;
        glong blue ;
        gboolean is_percentage ;
          gboolean inherit ;
        gboolean is_transparent ;
        CRParsingLocation location ;
} ;

CRRgb * cr_rgb_new (void) ;

CRRgb * cr_rgb_new_with_vals (gulong a_red, gulong a_green, 
                              gulong a_blue, gboolean a_is_percentage) ;

CRRgb *cr_rgb_parse_from_buf(const guchar *a_str,
                             enum CREncoding a_enc);

enum CRStatus cr_rgb_compute_from_percentage (CRRgb *a_this) ;

enum CRStatus cr_rgb_set (CRRgb *a_this, gulong a_red,
                          gulong a_green, gulong a_blue,
                          gboolean a_is_percentage) ;

enum CRStatus cr_rgb_copy (CRRgb *a_dest, CRRgb*a_src) ;

enum CRStatus  cr_rgb_set_to_inherit (CRRgb *a_this, gboolean a_inherit) ;

gboolean cr_rgb_is_set_to_inherit (CRRgb *a_this) ;

gboolean cr_rgb_is_set_to_transparent (CRRgb *a_this) ;

enum CRStatus cr_rgb_set_to_transparent (CRRgb *a_this, 
                                         gboolean a_is_transparent) ;
enum CRStatus cr_rgb_set_from_rgb (CRRgb *a_this, CRRgb *a_rgb) ;

enum CRStatus cr_rgb_set_from_name (CRRgb *a_this, const guchar *a_color_name) ;

enum CRStatus cr_rgb_set_from_hex_str (CRRgb *a_this, const guchar * a_hex_value) ;

struct _CRTerm;

enum CRStatus cr_rgb_set_from_term (CRRgb *a_this, const struct _CRTerm *a_value);

guchar * cr_rgb_to_string (CRRgb *a_this) ;

void cr_rgb_dump (CRRgb *a_this, FILE *a_fp) ;

void cr_rgb_destroy (CRRgb *a_this) ;

G_END_DECLS

#endif /*__CR_RGB_H__*/

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