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/*
* Copyright (C) 2003-2010 Sebastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat 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 3 of the License, or
* (at your option) any later version.
*
* WeeChat 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 WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* gui-curses-color.c: color functions for Curses GUI
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "../../core/weechat.h"
#include "../../core/wee-config.h"
#include "../../core/wee-string.h"
#include "../../core/wee-utf8.h"
#include "../gui-color.h"
#include "../gui-chat.h"
#include "gui-curses.h"
struct t_gui_color gui_weechat_colors[GUI_CURSES_NUM_WEECHAT_COLORS + 1] =
{ { -1, 0, 0, "default" },
{ COLOR_BLACK, COLOR_BLACK, 0, "black" },
{ COLOR_BLACK, COLOR_BLACK + 8, A_BOLD, "darkgray" },
{ COLOR_RED, COLOR_RED, 0, "red" },
{ COLOR_RED, COLOR_RED + 8, A_BOLD, "lightred" },
{ COLOR_GREEN, COLOR_GREEN, 0, "green" },
{ COLOR_GREEN, COLOR_GREEN + 8, A_BOLD, "lightgreen" },
{ COLOR_YELLOW, COLOR_YELLOW, 0, "brown" },
{ COLOR_YELLOW, COLOR_YELLOW + 8, A_BOLD, "yellow" },
{ COLOR_BLUE, COLOR_BLUE, 0, "blue" },
{ COLOR_BLUE, COLOR_BLUE + 8, A_BOLD, "lightblue" },
{ COLOR_MAGENTA, COLOR_MAGENTA, 0, "magenta" },
{ COLOR_MAGENTA, COLOR_MAGENTA + 8, A_BOLD, "lightmagenta" },
{ COLOR_CYAN, COLOR_CYAN, 0, "cyan" },
{ COLOR_CYAN, COLOR_CYAN + 8, A_BOLD, "lightcyan" },
{ COLOR_WHITE, COLOR_WHITE, A_BOLD, "white" },
{ 0, 0, 0, NULL }
};
int gui_color_last_pair = 63;
int gui_color_num_bg = 8;
/*
* gui_color_search: search a color by name
* Return: number of color in WeeChat colors table
*/
int
gui_color_search (const char *color_name)
{
int i;
for (i = 0; gui_weechat_colors[i].string; i++)
{
if (string_strcasecmp (gui_weechat_colors[i].string, color_name) == 0)
return i;
}
/* color not found */
return -1;
}
/*
* gui_color_assign: assign a WeeChat color (read from config)
*/
int
gui_color_assign (int *color, const char *color_name)
{
int i;
/* look for curses colors in table */
i = 0;
while (gui_weechat_colors[i].string)
{
if (string_strcasecmp (gui_weechat_colors[i].string, color_name) == 0)
{
*color = i;
return 1;
}
i++;
}
/* color not found */
return 0;
}
/*
* gui_color_get_number: get number of available colors
*/
int
gui_color_get_number ()
{
return GUI_CURSES_NUM_WEECHAT_COLORS;
}
/*
* gui_color_get_name: get color name
*/
const char *
gui_color_get_name (int num_color)
{
return gui_weechat_colors[num_color].string;
}
/*
* gui_color_build: build a WeeChat color with foreground,
* background and attributes (attributes are
* given with foreground color, with a OR)
*/
void
gui_color_build (int number, int foreground, int background)
{
if (!gui_color[number])
{
gui_color[number] = malloc (sizeof (*gui_color[number]));
if (!gui_color[number])
return;
gui_color[number]->string = malloc (4);
}
gui_color[number]->foreground = gui_weechat_colors[foreground].foreground;
gui_color[number]->background = gui_weechat_colors[background].foreground;
gui_color[number]->attributes = gui_weechat_colors[foreground].attributes;
if (gui_color[number]->string)
{
snprintf (gui_color[number]->string, 4,
"%s%02d",
GUI_COLOR_COLOR_STR, number);
}
}
/*
* gui_color_get_pair: get color pair with a WeeChat color number
*/
int
gui_color_get_pair (int num_color)
{
int fg, bg;
if ((num_color < 0) || (num_color > GUI_COLOR_NUM_COLORS - 1))
return COLOR_WHITE;
fg = gui_color[num_color]->foreground;
bg = gui_color[num_color]->background;
if (((fg == -1) || (fg == 99))
&& ((bg == -1) || (bg == 99)))
return gui_color_last_pair;
if ((fg == -1) || (fg == 99))
fg = COLOR_WHITE;
if ((bg == -1) || (bg == 99))
bg = 0;
return (bg * gui_color_num_bg) + fg + 1;
}
/*
* gui_color_init_pairs: init color pairs
*/
void
gui_color_init_pairs ()
{
int i, fg, bg, num_colors;
/*
* depending on terminal and $TERM value, we can have for example:
*
* terminal | $TERM | colors | pairs
* ---------+-----------------+--------+------
* urxvt | rxvt-unicode | 88 | 256
* urxvt | xterm-256color | 256 | 32767
* screen | screen | 8 | 64
* screen | screen-256color | 256 | 32767
*/
if (has_colors ())
{
gui_color_num_bg = (COLOR_PAIRS >= 256) ? 16 : 8;
num_colors = (COLOR_PAIRS >= 256) ? 256 : COLOR_PAIRS;
for (i = 1; i < num_colors; i++)
{
fg = (i - 1) % gui_color_num_bg;
bg = ((i - 1) < gui_color_num_bg) ? -1 : (i - 1) / gui_color_num_bg;
init_pair (i, fg, bg);
}
gui_color_last_pair = num_colors - 1;
/* disable white on white, replaced by black on white */
init_pair (gui_color_last_pair, -1, -1);
/*
* white on default bg is default (-1) (for terminals with white/light
* background)
*/
if (!CONFIG_BOOLEAN(config_look_color_real_white))
init_pair (COLOR_WHITE + 1, -1, -1);
}
}
/*
* gui_color_init_weechat: init WeeChat colors
*/
void
gui_color_init_weechat ()
{
int i;
gui_color_build (GUI_COLOR_SEPARATOR, CONFIG_COLOR(config_color_separator), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT, CONFIG_COLOR(config_color_chat), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_TIME, CONFIG_COLOR(config_color_chat_time), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_TIME_DELIMITERS, CONFIG_COLOR(config_color_chat_time_delimiters), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_ERROR, CONFIG_COLOR(config_color_chat_prefix[GUI_CHAT_PREFIX_ERROR]), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_NETWORK, CONFIG_COLOR(config_color_chat_prefix[GUI_CHAT_PREFIX_NETWORK]), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_ACTION, CONFIG_COLOR(config_color_chat_prefix[GUI_CHAT_PREFIX_ACTION]), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_JOIN, CONFIG_COLOR(config_color_chat_prefix[GUI_CHAT_PREFIX_JOIN]), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_QUIT, CONFIG_COLOR(config_color_chat_prefix[GUI_CHAT_PREFIX_QUIT]), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_MORE, CONFIG_COLOR(config_color_chat_prefix_more), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_SUFFIX, CONFIG_COLOR(config_color_chat_prefix_suffix), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_BUFFER, CONFIG_COLOR(config_color_chat_buffer), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_SERVER, CONFIG_COLOR(config_color_chat_server), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_CHANNEL, CONFIG_COLOR(config_color_chat_channel), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_NICK, CONFIG_COLOR(config_color_chat_nick), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_NICK_SELF, CONFIG_COLOR(config_color_chat_nick_self), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_NICK_OTHER, CONFIG_COLOR(config_color_chat_nick_other), CONFIG_COLOR(config_color_chat_bg));
for (i = 0; i < GUI_COLOR_NICK_NUMBER; i++)
{
gui_color_build (GUI_COLOR_CHAT_NICK1 + i, CONFIG_COLOR(config_color_chat_nick_colors[i]), CONFIG_COLOR(config_color_chat_bg));
}
gui_color_build (GUI_COLOR_CHAT_HOST, CONFIG_COLOR(config_color_chat_host), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_DELIMITERS, CONFIG_COLOR(config_color_chat_delimiters), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_HIGHLIGHT, CONFIG_COLOR(config_color_chat_highlight), CONFIG_COLOR(config_color_chat_highlight_bg));
gui_color_build (GUI_COLOR_CHAT_READ_MARKER, CONFIG_COLOR(config_color_chat_read_marker), CONFIG_COLOR(config_color_chat_read_marker_bg));
gui_color_build (GUI_COLOR_CHAT_TEXT_FOUND, CONFIG_COLOR(config_color_chat_text_found), CONFIG_COLOR(config_color_chat_text_found_bg));
gui_color_build (GUI_COLOR_CHAT_VALUE, CONFIG_COLOR(config_color_chat_value), CONFIG_COLOR(config_color_chat_bg));
gui_color_build (GUI_COLOR_CHAT_PREFIX_BUFFER, CONFIG_COLOR(config_color_chat_prefix_buffer), CONFIG_COLOR(config_color_chat_bg));
}
/*
* gui_color_pre_init: pre-init colors
*/
void
gui_color_pre_init ()
{
int i;
for (i = 0; i < GUI_COLOR_NUM_COLORS; i++)
{
gui_color[i] = NULL;
}
}
/*
* gui_color_init: init GUI colors
*/
void
gui_color_init ()
{
if (has_colors ())
{
start_color ();
use_default_colors ();
}
gui_color_init_pairs ();
gui_color_init_weechat ();
}
/*
* gui_color_end: end GUI colors
*/
void
gui_color_end ()
{
int i;
for (i = 0; i < GUI_COLOR_NUM_COLORS; i++)
{
gui_color_free (gui_color[i]);
}
}
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