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2007-01-14removed all tagsmichael1-126/+0
2007-01-14svn properties fixedmichael1-1/+2
2006-09-29[lcd4linux @ 2006-09-29 04:48:21 by reinelt]reinelt1-3/+8
2006-08-14[lcd4linux @ 2006-08-14 19:24:22 by harbaum]harbaum1-3/+6
2006-08-13[lcd4linux @ 2006-08-13 09:53:10 by reinelt]reinelt1-9/+15
2006-08-13[lcd4linux @ 2006-08-13 06:46:51 by reinelt]reinelt1-7/+36
2006-08-09[lcd4linux @ 2006-08-09 17:25:34 by harbaum]harbaum1-10/+25
2006-08-08[lcd4linux @ 2006-08-08 20:16:28 by harbaum]harbaum1-6/+10
2006-07-31[lcd4linux @ 2006-07-31 03:48:09 by reinelt]reinelt1-8/+8
2006-06-20[lcd4linux @ 2006-06-20 08:50:58 by reinelt]reinelt1-0/+5
2006-04-09[lcd4linux @ 2006-04-09 17:46:14 by reinelt]reinelt1-6/+9
2006-04-09[lcd4linux @ 2006-04-09 14:17:49 by reinelt]reinelt1-7/+20
2006-02-27[lcd4linux @ 2006-02-27 07:53:52 by reinelt]reinelt1-7/+7
2006-02-27[lcd4linux @ 2006-02-27 06:15:55 by reinelt]reinelt1-2/+5
2006-02-27[lcd4linux @ 2006-02-27 06:14:46 by reinelt]reinelt1-7/+23
2006-02-24[lcd4linux @ 2006-02-24 13:07:10 by geronet]geronet1-1/+15
2006-02-19[lcd4linux @ 2006-02-19 07:20:53 by reinelt]reinelt1-3/+11
2006-02-08[lcd4linux @ 2006-02-08 04:55:03 by reinelt]reinelt1-0/+70
2006-02-07[lcd4linux @ 2006-02-07 05:36:13 by reinelt]reinelt1-3/+7
2006-01-30[lcd4linux @ 2006-01-30 05:47:34 by reinelt]reinelt1-52/+195
2006-01-03[lcd4linux @ 2006-01-03 06:13:44 by reinelt]reinelt1-5/+16
2005-12-13[lcd4linux @ 2005-12-13 14:07:28 by reinelt]reinelt1-2/+5
2005-05-082004-06-01[lcd4linux @ 2004-06-01 06:45:28 by reinelt]reinelt1-2/+24
2004-03-03[lcd4linux @ 2004-03-03 03:47:04 by reinelt]reinelt1-0/+8
2004-02-29[lcd4linux @ 2004-02-29 14:30:59 by reinelt]reinelt1-2/+10
2004-02-24[lcd4linux @ 2004-02-24 05:54:57 by reinelt]reinelt1-15/+4
2004-02-22[lcd4linux @ 2004-02-22 17:35:41 by reinelt]reinelt1-4/+8
2004-02-18[lcd4linux @ 2004-02-18 06:39:20 by reinelt]reinelt1-36/+36
2004-02-15[lcd4linux @ 2004-02-15 21:43:43 by reinelt]reinelt1-0/+313
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 15:43:38 +0000
m"> * Copyright (C) 2003, 2004 Michael Reinelt <michael@reinelt.co.at> * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net> * * 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA. * */ /* * exported functions: * * WIDGET_CLASS Widget_Bar * the bar widget * */ #include "config.h" #include <stdlib.h> #include <stdio.h> #include <string.h> #include <ctype.h> #include "debug.h" #include "cfg.h" #include "property.h" #include "timer_group.h" #include "widget.h" #include "widget_bar.h" #ifdef WITH_DMALLOC #include <dmalloc.h> #endif void widget_bar_update(void *Self) { WIDGET *W = (WIDGET *) Self; WIDGET_BAR *Bar = W->data; double val1, val2; double min, max; /* evaluate properties */ property_eval(&Bar->expression1); val1 = P2N(&Bar->expression1); if (property_valid(&Bar->expression2)) { property_eval(&Bar->expression2); val2 = P2N(&Bar->expression2); } else { val2 = val1; } /* minimum: if expression is empty, do auto-scaling */ if (property_valid(&Bar->expr_min)) { property_eval(&Bar->expr_min); min = P2N(&Bar->expr_min); } else { min = Bar->min; if (val1 < min) { min = val1; } if (val2 < min) { min = val2; } } /* maximum: if expression is empty, do auto-scaling */ if (property_valid(&Bar->expr_max)) { property_eval(&Bar->expr_max); max = P2N(&Bar->expr_max); } else { max = Bar->max; if (val1 > max) { max = val1; } if (val2 > max) { max = val2; } } /* debugging */ if (Bar->min != min || Bar->max != max) { debug("Bar '%s': new scale %G - %G", W->name, min, max); } /* calculate bar values */ Bar->min = min; Bar->max = max; if (max > min) { Bar->val1 = (val1 - min) / (max - min); Bar->val2 = (val2 - min) / (max - min); } else { Bar->val1 = 0.0; Bar->val2 = 0.0; } /* finally, draw it! */ if (W->class->draw) W->class->draw(W); } int widget_bar_init(WIDGET * Self) { char *section; char *c; WIDGET_BAR *Bar; /* prepare config section */ /* strlen("Widget:")=7 */ section = malloc(strlen(Self->name) + 8); strcpy(section, "Widget:"); strcat(section, Self->name); Bar = malloc(sizeof(WIDGET_BAR)); memset(Bar, 0, sizeof(WIDGET_BAR)); /* load properties */ property_load(section, "expression", NULL, &Bar->expression1); property_load(section, "expression2", NULL, &Bar->expression2); property_load(section, "min", NULL, &Bar->expr_min); property_load(section, "max", NULL, &Bar->expr_max); /* sanity checks */ if (!property_valid(&Bar->expression1)) { error("Warning: widget %s has no expression", section); } /* bar length, default 1 */ cfg_number(section, "length", 1, 0, -1, &(Bar->length)); /* direction: East (default), West, North, South */ c = cfg_get(section, "direction", "E"); switch (toupper(*c)) { case 'E': Bar->direction = DIR_EAST; Self->x2 = Self->col + Bar->length - 1; Self->y2 = Self->row; break; case 'W': Bar->direction = DIR_WEST; Self->x2 = Self->col + Bar->length - 1; Self->y2 = Self->row; break; case 'N': Bar->direction = DIR_NORTH; Self->x2 = Self->col; Self->y2 = Self->row + Bar->length - 1; break; case 'S': Bar->direction = DIR_SOUTH; Self->x2 = Self->col; Self->y2 = Self->row + Bar->length - 1; break; default: error("widget %s has unknown direction '%s'; known directions: 'E', 'W', 'N', 'S'; using 'E(ast)'", Self->name, c); Bar->direction = DIR_EAST; } free(c); /* style: none (default), hollow */ c = cfg_get(section, "style", "0"); switch (toupper(*c)) { case 'H': Bar->style = STYLE_HOLLOW; break; case '0': Bar->style = 0; break; default: error("widget %s has unknown style '%s'; known styles: '0' or 'H'; using '0'", Self->name, c); Bar->style = 0; } free(c); /* update interval (msec), default 1 sec */ cfg_number(section, "update", 1000, 10, -1, &(Bar->update)); /* get widget special colors */ Bar->color_valid[0] = widget_color(section, Self->name, "barcolor0", &Bar->color[0]); Bar->color_valid[1] = widget_color(section, Self->name, "barcolor1", &Bar->color[1]); free(section); Self->data = Bar; timer_add_widget(widget_bar_update, Self, Bar->update, 0); return 0; } int widget_bar_quit(WIDGET * Self) { if (Self) { if (Self->data) { WIDGET_BAR *Bar = Self->data; property_free(&Bar->expression1); property_free(&Bar->expression2); property_free(&Bar->expr_min); property_free(&Bar->expr_max); free(Self->data); } Self->data = NULL; } return 0; } WIDGET_CLASS Widget_Bar = { .name = "bar", .type = WIDGET_TYPE_RC, .init = widget_bar_init, .draw = NULL, .quit = widget_bar_quit, };