2009-02-22 16:53:30 +00:00
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/* Conky, a system monitor, based on torsmo
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*
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* Any original torsmo code is licensed under the BSD license
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*
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* All code written since the fork of torsmo is licensed under the GPL
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*
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* Please see COPYING for details
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*
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* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
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2009-03-30 04:55:30 +00:00
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* Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
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2009-02-22 16:53:30 +00:00
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* (see AUTHORS)
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* All rights reserved.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "conky.h"
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#include "colours.h"
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2009-03-17 17:36:46 +00:00
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#ifdef X11
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2009-02-22 16:53:30 +00:00
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#include "fonts.h"
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2009-03-17 17:36:46 +00:00
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#endif
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2009-02-22 16:53:30 +00:00
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#include "logging.h"
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#include "specials.h"
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#include <math.h>
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/* maximum number of special things, e.g. fonts, offsets, aligns, etc. */
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unsigned int max_specials = MAX_SPECIALS_DEFAULT;
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/* create specials array on heap instead of stack with introduction of
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* max_specials */
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struct special_t *specials = NULL;
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unsigned int special_count;
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2009-04-09 22:00:40 +00:00
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int default_bar_width = 0, default_bar_height = 6;
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2009-05-17 11:38:51 +00:00
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#ifdef X11
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2009-04-10 02:10:08 +00:00
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int default_graph_width = 0, default_graph_height = 25;
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2009-05-16 20:55:05 +00:00
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int default_gauge_width = 40, default_gauge_height = 25;
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2009-05-16 22:37:22 +00:00
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#endif
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2009-04-09 22:00:40 +00:00
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2009-02-22 16:53:30 +00:00
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/*
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* Scanning arguments to various special text objects
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*/
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2009-03-11 00:37:24 +00:00
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2009-05-16 22:37:22 +00:00
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#ifdef X11
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2009-03-11 00:37:24 +00:00
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const char *scan_gauge(const char *args, int *w, int *h)
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{
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/*width and height*/
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2009-04-09 22:00:40 +00:00
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*w = default_gauge_width;
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*h = default_gauge_height;
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2009-03-11 00:37:24 +00:00
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/* gauge's argument is either height or height,width */
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if (args) {
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int n = 0;
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if (sscanf(args, "%d,%d %n", h, w, &n) <= 1) {
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2009-05-16 20:55:05 +00:00
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if (sscanf(args, "%d %n", h, &n) == 2) {
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*w = *h; /*square gauge*/
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}
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2009-03-11 00:37:24 +00:00
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}
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args += n;
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}
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return args;
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}
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2009-02-22 16:53:30 +00:00
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const char *scan_bar(const char *args, int *w, int *h)
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{
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/* zero width means all space that is available */
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2009-04-09 22:00:40 +00:00
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*w = default_bar_width;
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*h = default_bar_height;
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2009-02-22 16:53:30 +00:00
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/* bar's argument is either height or height,width */
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if (args) {
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int n = 0;
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if (sscanf(args, "%d,%d %n", h, w, &n) <= 1) {
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sscanf(args, "%d %n", h, &n);
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}
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args += n;
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}
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return args;
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}
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char *scan_font(const char *args)
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{
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if (args && *args) {
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return strndup(args, DEFAULT_TEXT_BUFFER_SIZE);
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}
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return NULL;
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}
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char *scan_graph(const char *args, int *w, int *h,
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unsigned int *first_colour, unsigned int *last_colour,
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2009-05-24 21:53:32 +00:00
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unsigned int *scale, char *showaslog, char *tempgrad)
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2009-02-22 16:53:30 +00:00
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{
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const char *nographtype;
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char buf[64];
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buf[0] = 0;
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/* zero width means all space that is available */
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2009-04-09 22:00:40 +00:00
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*w = default_graph_width;
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*h = default_graph_height;
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2009-02-22 16:53:30 +00:00
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*first_colour = 0;
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*last_colour = 0;
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*scale = 0;
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2009-05-24 21:53:32 +00:00
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*tempgrad = FALSE;
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2009-02-22 16:53:30 +00:00
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if (args) {
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2009-05-24 21:53:32 +00:00
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// set showaslog and place the rest of the args in nographtype
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if (strcasecmp(args, LOGGRAPH) == EQUAL) {
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2009-02-22 16:53:30 +00:00
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*showaslog = TRUE;
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return NULL;
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2009-05-24 21:53:32 +00:00
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} else if (strcasecmp(args, NORMGRAPH) == EQUAL) {
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2009-02-22 16:53:30 +00:00
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*showaslog = FALSE;
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return NULL;
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2009-05-24 21:53:32 +00:00
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} else if (strncasecmp(args, LOGGRAPH" ", strlen(LOGGRAPH) + 1 ) == EQUAL) {
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2009-02-22 16:53:30 +00:00
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*showaslog = TRUE;
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nographtype = &args[strlen(LOGGRAPH) + 1];
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2009-05-24 21:53:32 +00:00
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} else if (strncasecmp(args, NORMGRAPH" ", strlen(NORMGRAPH) + 1 ) == EQUAL) {
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2009-02-22 16:53:30 +00:00
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*showaslog = FALSE;
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nographtype = &args[strlen(NORMGRAPH) + 1];
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2009-05-24 21:53:32 +00:00
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} else {
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2009-02-22 16:53:30 +00:00
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*showaslog = FALSE;
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nographtype = args;
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}
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2009-05-24 21:53:32 +00:00
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if (strstr(args, " "TEMPGRAD)) {
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*tempgrad = TRUE;
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}
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2009-02-22 16:53:30 +00:00
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DBGP("printing graph as %s, other args are: %s", (*showaslog ? "log" : "normal"), nographtype);
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//check the rest of the args
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if (sscanf(nographtype, "%d,%d %x %x %u", h, w, first_colour, last_colour, scale) == 5) {
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return NULL;
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}
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*scale = 0;
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if (sscanf(nographtype, "%d,%d %x %x", h, w, first_colour, last_colour) == 4) {
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return NULL;
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}
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if (sscanf(nographtype, "%63s %d,%d %x %x %u", buf, h, w, first_colour, last_colour, scale) == 6) {
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return strndup(buf, text_buffer_size);
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}
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*scale = 0;
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if (sscanf(nographtype, "%63s %d,%d %x %x", buf, h, w, first_colour, last_colour) == 5) {
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return strndup(buf, text_buffer_size);
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}
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buf[0] = '\0';
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*h = 25;
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*w = 0;
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if (sscanf(nographtype, "%x %x %u", first_colour, last_colour, scale) == 3) {
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return NULL;
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}
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*scale = 0;
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if (sscanf(nographtype, "%x %x", first_colour, last_colour) == 2) {
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return NULL;
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}
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if (sscanf(nographtype, "%63s %x %x %u", buf, first_colour, last_colour, scale) == 4) {
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return strndup(buf, text_buffer_size);
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}
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*scale = 0;
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if (sscanf(nographtype, "%63s %x %x", buf, first_colour, last_colour) == 3) {
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return strndup(buf, text_buffer_size);
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}
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buf[0] = '\0';
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*first_colour = 0;
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*last_colour = 0;
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if (sscanf(nographtype, "%d,%d %u", h, w, scale) == 3) {
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return NULL;
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}
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*scale = 0;
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if (sscanf(nographtype, "%d,%d", h, w) == 2) {
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return NULL;
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}
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if (sscanf(nographtype, "%63s %d,%d %u", buf, h, w, scale) < 4) {
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*scale = 0;
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//TODO: check the return value and throw an error?
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sscanf(nographtype, "%63s %d,%d", buf, h, w);
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}
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return strndup(buf, text_buffer_size);
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}
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if (buf[0] == '\0') {
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return NULL;
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} else {
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return strndup(buf, text_buffer_size);
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}
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}
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2009-05-11 16:37:12 +00:00
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#endif
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2009-02-22 16:53:30 +00:00
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/*
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* Printing various special text objects
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*/
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static struct special_t *new_special(char *buf, enum special_types t)
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{
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if (special_count >= max_specials) {
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CRIT_ERR("too many special things in text");
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}
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buf[0] = SPECIAL_CHAR;
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buf[1] = '\0';
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specials[special_count].type = t;
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return &specials[special_count++];
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}
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2009-05-10 12:14:21 +00:00
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#ifdef X11
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2009-03-11 00:37:24 +00:00
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void new_gauge(char *buf, int w, int h, int usage)
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{
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2009-05-09 17:20:04 +00:00
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struct special_t *s = 0;
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2009-05-09 12:06:58 +00:00
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if ((output_methods & TO_X) == 0)
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return;
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2009-05-09 17:20:04 +00:00
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s = new_special(buf, GAUGE);
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2009-03-11 00:37:24 +00:00
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s->arg = (usage > 255) ? 255 : ((usage < 0) ? 0 : usage);
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s->width = w;
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s->height = h;
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}
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2009-02-22 16:53:30 +00:00
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void new_bar(char *buf, int w, int h, int usage)
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{
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2009-05-09 17:20:04 +00:00
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struct special_t *s = 0;
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2009-05-09 12:06:58 +00:00
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if ((output_methods & TO_X) == 0)
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return;
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2009-05-09 17:20:04 +00:00
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s = new_special(buf, BAR);
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2009-02-22 16:53:30 +00:00
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s->arg = (usage > 255) ? 255 : ((usage < 0) ? 0 : usage);
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s->width = w;
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s->height = h;
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}
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void new_font(char *buf, char *args)
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{
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if ((output_methods & TO_X) == 0)
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return;
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2009-05-09 12:06:58 +00:00
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2009-02-22 16:53:30 +00:00
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if (args) {
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struct special_t *s = new_special(buf, FONT);
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if (s->font_added > font_count || !s->font_added || (strncmp(args, fonts[s->font_added].name, DEFAULT_TEXT_BUFFER_SIZE) != EQUAL) ) {
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int tmp = selected_font;
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selected_font = s->font_added = addfont(args);
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load_fonts();
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selected_font = tmp;
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}
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} else {
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struct special_t *s = new_special(buf, FONT);
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int tmp = selected_font;
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selected_font = s->font_added = 0;
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selected_font = tmp;
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}
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2009-02-22 17:21:15 +00:00
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}
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2009-02-22 16:53:30 +00:00
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static void graph_append(struct special_t *graph, double f, char showaslog)
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{
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int i;
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if (showaslog) {
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#ifdef MATH
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f = log10(f + 1);
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#endif
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}
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if (!graph->scaled && f > graph->graph_scale) {
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f = graph->graph_scale;
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}
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graph->graph[0] = f; /* add new data */
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/* shift all the data by 1 */
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for (i = graph->graph_width - 1; i > 0; i--) {
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graph->graph[i] = graph->graph[i - 1];
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2009-05-25 05:16:36 +00:00
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if (graph->scaled && graph->graph[i - 1] > graph->graph_scale) {
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2009-02-22 16:53:30 +00:00
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/* check if we need to update the scale */
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2009-05-25 05:16:36 +00:00
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graph->graph_scale = graph->graph[i - 1];
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2009-02-22 16:53:30 +00:00
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}
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}
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2009-05-25 05:16:36 +00:00
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if (graph->scaled && graph->graph[graph->graph_width] > graph->graph_scale) {
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/* check if we need to update the scale */
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graph->graph_scale = graph->graph[graph->graph_width];
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}
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2009-02-22 16:53:30 +00:00
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}
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void new_graph(char *buf, int w, int h, unsigned int first_colour,
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2009-05-24 21:53:32 +00:00
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unsigned int second_colour, double i, int scale, int append, char showaslog, char tempgrad)
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2009-02-22 16:53:30 +00:00
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{
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2009-05-09 17:20:04 +00:00
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struct special_t *s = 0;
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2009-05-09 12:06:58 +00:00
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if ((output_methods & TO_X) == 0)
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return;
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2009-05-09 17:20:04 +00:00
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s = new_special(buf, GRAPH);
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2009-02-22 16:53:30 +00:00
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s->width = w;
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if (s->graph == NULL) {
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if (s->width > 0 && s->width < MAX_GRAPH_DEPTH) {
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// subtract 2 for the box
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s->graph_width = s->width /* - 2 */;
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} else {
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s->graph_width = MAX_GRAPH_DEPTH - 2;
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}
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s->graph = malloc(s->graph_width * sizeof(double));
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memset(s->graph, 0, s->graph_width * sizeof(double));
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s->graph_scale = 100;
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}
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s->height = h;
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2009-05-26 09:14:52 +00:00
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|
|
s->first_colour = adjust_colours(first_colour);
|
|
|
|
s->last_colour = adjust_colours(second_colour);
|
2009-02-22 16:53:30 +00:00
|
|
|
if (scale != 0) {
|
|
|
|
s->scaled = 0;
|
|
|
|
s->graph_scale = scale;
|
|
|
|
s->show_scale = 0;
|
|
|
|
} else {
|
|
|
|
s->scaled = 1;
|
|
|
|
s->graph_scale = 1;
|
|
|
|
s->show_scale = 1;
|
|
|
|
}
|
2009-05-24 21:53:32 +00:00
|
|
|
s->tempgrad = tempgrad;
|
2009-02-22 16:53:30 +00:00
|
|
|
/* if (s->width) {
|
|
|
|
s->graph_width = s->width - 2; // subtract 2 for rectangle around
|
|
|
|
} */
|
|
|
|
if (showaslog) {
|
|
|
|
#ifdef MATH
|
|
|
|
s->graph_scale = log10(s->graph_scale + 1);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
if (append) {
|
|
|
|
graph_append(s, i, showaslog);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_hr(char *buf, int a)
|
|
|
|
{
|
2009-05-09 12:06:58 +00:00
|
|
|
if ((output_methods & TO_X) == 0)
|
|
|
|
return;
|
|
|
|
|
2009-02-22 16:53:30 +00:00
|
|
|
new_special(buf, HORIZONTAL_LINE)->height = a;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_stippled_hr(char *buf, int a, int b)
|
|
|
|
{
|
2009-05-09 17:20:04 +00:00
|
|
|
struct special_t *s = 0;
|
|
|
|
|
2009-05-09 12:06:58 +00:00
|
|
|
if ((output_methods & TO_X) == 0)
|
|
|
|
return;
|
|
|
|
|
2009-05-09 17:20:04 +00:00
|
|
|
s = new_special(buf, STIPPLED_HR);
|
2009-02-22 16:53:30 +00:00
|
|
|
|
|
|
|
s->height = b;
|
|
|
|
s->arg = a;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_fg(char *buf, long c)
|
|
|
|
{
|
2009-05-09 12:06:58 +00:00
|
|
|
if ((output_methods & TO_X) == 0)
|
|
|
|
return;
|
|
|
|
|
2009-02-22 16:53:30 +00:00
|
|
|
new_special(buf, FG)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_bg(char *buf, long c)
|
|
|
|
{
|
2009-05-09 12:06:58 +00:00
|
|
|
if ((output_methods & TO_X) == 0)
|
|
|
|
return;
|
|
|
|
|
2009-02-22 16:53:30 +00:00
|
|
|
new_special(buf, BG)->arg = c;
|
|
|
|
}
|
2009-05-10 12:14:21 +00:00
|
|
|
#endif
|
2009-02-22 16:53:30 +00:00
|
|
|
|
|
|
|
void new_outline(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, OUTLINE)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_offset(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, OFFSET)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_voffset(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, VOFFSET)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_alignr(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, ALIGNR)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
// A postive offset pushes the text further left
|
|
|
|
void new_alignc(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, ALIGNC)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_goto(char *buf, long c)
|
|
|
|
{
|
|
|
|
new_special(buf, GOTO)->arg = c;
|
|
|
|
}
|
|
|
|
|
|
|
|
void new_tab(char *buf, int a, int b)
|
|
|
|
{
|
|
|
|
struct special_t *s = new_special(buf, TAB);
|
|
|
|
|
|
|
|
s->width = a;
|
|
|
|
s->arg = b;
|
|
|
|
}
|
|
|
|
|