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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/widget_text.c.svn-base443
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diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/widget_text.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/widget_text.c.svn-base
deleted file mode 100644
index 7c1ee7a6..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/widget_text.c.svn-base
+++ /dev/null
@@ -1,443 +0,0 @@
-/* $Id$
- * $URL$
- *
- * simple text widget handling
- *
- * Copyright (C) 2003, 2004 Michael Reinelt <michael@reinelt.co.at>
- * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
- * Copyright (C) 2008 Michael Vogt <michu@neophob.com>
- *
- * 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_Text
- * a simple text widget which
- * must be supported by all displays
- *
- */
-
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-
-#include "debug.h"
-#include "cfg.h"
-#include "evaluator.h"
-#include "property.h"
-#include "timer.h"
-#include "timer_group.h"
-#include "event.h"
-#include "widget.h"
-#include "widget_text.h"
-
-#ifdef WITH_DMALLOC
-#include <dmalloc.h>
-#endif
-
-
-void widget_text_scroll(void *Self)
-{
- WIDGET *W = (WIDGET *) Self;
- WIDGET_TEXT *T = W->data;
-
- char *prefix = P2S(&T->prefix);
- char *postfix = P2S(&T->postfix);
-
- char *string = T->string;
-
- int num, len, width, pad;
- char *src, *dst;
-
- num = 0;
- len = strlen(string);
- width = T->width - strlen(prefix) - strlen(postfix);
- if (width < 0)
- width = 0;
-
- switch (T->align) {
- case ALIGN_LEFT:
- pad = 0;
- break;
- case ALIGN_CENTER:
- pad = (width - len) / 2;
- if (pad < 0)
- pad = 0;
- break;
- case ALIGN_RIGHT:
- pad = width - len;
- if (pad < 0)
- pad = 0;
- break;
- case ALIGN_AUTOMATIC:
- if (len <= width) {
- pad = 0;
- break;
- }
- case ALIGN_MARQUEE:
- pad = width - T->scroll;
- T->scroll++;
- if (T->scroll >= width + len)
- T->scroll = 0;
- break;
- case ALIGN_PINGPONG_LEFT:
- case ALIGN_PINGPONG_CENTER:
- case ALIGN_PINGPONG_RIGHT:
-#define PINGPONGWAIT 2
-
- /* scrolling is not necessary - align the string */
- if (len <= width) {
- switch (T->align) {
- case ALIGN_PINGPONG_LEFT:
- pad = 0;
- break;
- case ALIGN_PINGPONG_RIGHT:
- pad = width - len;
- if (pad < 0)
- pad = 0;
- break;
- default:
- pad = (width - len) / 2;
- if (pad < 0)
- pad = 0;
- break;
- }
- } else {
- if (T->direction == 1)
- T->scroll++; /* scroll right */
- else
- T->scroll--; /* scroll left */
-
- /*pad = if positive, add leading space characters, else offset of string begin */
- pad = 0 - T->scroll;
-
- if (pad < 0 - (len - width)) {
- if (T->delay-- < 1) { /* wait before switch direction */
- T->direction = 0; /* change scroll direction */
- T->delay = PINGPONGWAIT;
- T->scroll -= PINGPONGWAIT;
- } /* else debug("wait1"); */
- pad = 0 - (len - width);
- } else if (pad > 0) {
- if (T->delay-- < 1) {
- T->direction = 1;
- T->delay = PINGPONGWAIT;
- T->scroll += PINGPONGWAIT;
- } /* else debug("wait2"); */
- pad = 0;
- }
-
- }
- break;
- default: /* not reached */
- pad = 0;
- }
-
- dst = T->buffer;
-
- /* process prefix */
- src = prefix;
- while (num < T->width) {
- if (*src == '\0')
- break;
- *(dst++) = *(src++);
- num++;
- }
-
- src = string;
-
- /* pad blanks on the beginning */
- while (pad > 0 && num < T->width) {
- *(dst++) = ' ';
- num++;
- pad--;
- }
-
- /* skip src chars (marquee) */
- while (pad < 0) {
- src++;
- pad++;
- }
-
- /* copy content */
- while (num < T->width) {
- if (*src == '\0')
- break;
- *(dst++) = *(src++);
- num++;
- }
-
- /* pad blanks on the end */
- src = postfix;
- len = strlen(src);
- while (num < T->width - len) {
- *(dst++) = ' ';
- num++;
- }
-
- /* process postfix */
- while (num < T->width) {
- if (*src == '\0')
- break;
- *(dst++) = *(src++);
- num++;
- }
-
- *dst = '\0';
-
- /* finally, draw it! */
- if (W->class->draw)
- W->class->draw(W);
-}
-
-
-
-void widget_text_update(void *Self)
-{
- WIDGET *W = (WIDGET *) Self;
- WIDGET_TEXT *T = W->data;
- char *string;
- int update = 0;
-
- /* evaluate properties */
- update += property_eval(&T->prefix);
- update += property_eval(&T->postfix);
- update += property_eval(&T->style);
-
- /* evaluate value */
- property_eval(&T->value);
-
- /* string or number? */
- if (T->precision == 0xDEAD) {
- string = strdup(P2S(&T->value));
- } else {
- double number = P2N(&T->value);
- int width = T->width - strlen(P2S(&T->prefix)) - strlen(P2S(&T->postfix));
- int precision = T->precision;
- /* print zero bytes so we can specify NULL as target */
- /* and get the length of the resulting string */
- int size = snprintf(NULL, 0, "%.*f", precision, number);
- /* number does not fit into field width: try to reduce precision */
- if (width < 0)
- width = 0;
- if (size > width && precision > 0) {
- int delta = size - width;
- if (delta > precision)
- delta = precision;
- precision -= delta;
- size -= delta;
- /* zero precision: omit decimal point, too */
- if (precision == 0)
- size--;
- }
- /* number still doesn't fit: display '*****' */
- if (size > width) {
- string = malloc(width + 1);
- memset(string, '*', width);
- *(string + width) = '\0';
- } else {
- string = malloc(size + 1);
- snprintf(string, size + 1, "%.*f", precision, number);
- }
- }
-
- /* did the formatted string change? */
- if (T->string == NULL || strcmp(T->string, string) != 0) {
- update++;
- free(T->string);
- T->string = string;
- } else {
- free(string);
- }
-
- /* something has changed and should be updated */
- if (update) {
- /* reset marquee counter if content has changed */
- T->scroll = 0;
-
- /* Init pingpong scroller. start scrolling left (wrong way) to get a delay */
- if (T->align == ALIGN_PINGPONG_LEFT || T->align == ALIGN_PINGPONG_CENTER || T->align == ALIGN_PINGPONG_RIGHT) {
- T->direction = 0;
- T->delay = PINGPONGWAIT;
- }
- /* if there's a marquee scroller active, it has its own */
- /* update callback timer, so we do nothing here; otherwise */
- /* we simply call this scroll callback directly */
- if (T->align != ALIGN_MARQUEE || T->align != ALIGN_AUTOMATIC || T->align != ALIGN_PINGPONG_LEFT
- || T->align != ALIGN_PINGPONG_CENTER || T->align != ALIGN_PINGPONG_RIGHT) {
- widget_text_scroll(Self);
- }
- }
-
-}
-
-
-int widget_text_init(WIDGET * Self)
-{
- char *section;
- char *c;
- WIDGET_TEXT *Text;
-
- /* prepare config section */
- /* strlen("Widget:")=7 */
- section = malloc(strlen(Self->name) + 8);
- strcpy(section, "Widget:");
- strcat(section, Self->name);
-
- Text = malloc(sizeof(WIDGET_TEXT));
- memset(Text, 0, sizeof(WIDGET_TEXT));
-
- /* load properties */
- property_load(section, "prefix", NULL, &Text->prefix);
- property_load(section, "expression", "", &Text->value);
- property_load(section, "postfix", NULL, &Text->postfix);
- property_load(section, "style", NULL, &Text->style);
-
- /* sanity checks */
- if (!property_valid(&Text->value)) {
- error("Warning: widget %s has no expression", section);
- }
-
- /* field width, default 10 */
- cfg_number(section, "width", 10, 0, -1, &(Text->width));
-
- /* precision: number of digits after the decimal point (default: none) */
- /* Note: this is the *maximum* precision on small values, */
- /* for larger values the precision may be reduced to fit into the field width. */
- /* The default value 0xDEAD is used to distinguish between numbers and strings: */
- /* if no precision is given, the result is always treated as a string. If a */
- /* precision is specified, the result is treated as a number. */
- cfg_number(section, "precision", 0xDEAD, 0, 80, &(Text->precision));
-
- /* field alignment: Left (default), Center, Right or Marquee */
- c = cfg_get(section, "align", "L");
- switch (toupper(c[0])) {
- case 'L':
- Text->align = ALIGN_LEFT;
- break;
- case 'C':
- Text->align = ALIGN_CENTER;
- break;
- case 'R':
- Text->align = ALIGN_RIGHT;
- break;
- case 'M':
- Text->align = ALIGN_MARQUEE;
- break;
- case 'A':
- Text->align = ALIGN_AUTOMATIC;
- break;
- case 'P':
- switch (toupper(c[1])) {
- case 'C':
- Text->align = ALIGN_PINGPONG_CENTER;
- break;
- case 'L':
- Text->align = ALIGN_PINGPONG_LEFT;
- break;
- case 'R':
- Text->align = ALIGN_PINGPONG_RIGHT;
- break;
- default:
- Text->align = ALIGN_PINGPONG_CENTER;
- error("widget %s has unknown alignment '%s', using 'Centered Pingpong'", section, c);
- }
- break;
- default:
- error("widget %s has unknown alignment '%s', using 'Left'", section, c);
- Text->align = ALIGN_LEFT;
- }
- free(c);
-
- /* update interval (msec), default 1 sec, 0 stands for never */
- cfg_number(section, "update", 1000, 0, -1, &(Text->update));
- /* limit update interval to min 10 msec */
- if (Text->update > 0 && Text->update < 10)
- Text->update = 10;
-
- /* marquee scroller speed: interval (msec), default 500msec */
- if (Text->align == ALIGN_MARQUEE || Text->align == ALIGN_AUTOMATIC || Text->align == ALIGN_PINGPONG_LEFT
- || Text->align == ALIGN_PINGPONG_CENTER || Text->align == ALIGN_PINGPONG_RIGHT) {
- cfg_number(section, "speed", 500, 10, -1, &(Text->speed));
- }
- //update on this event
- char *event_name = cfg_get(section, "event", "");
- if (*event_name != '\0') {
- named_event_add(event_name, widget_text_update, Self);
- if (Text->update == 1000) {
- Text->update = 0;
- }
- }
- free(event_name);
-
-
- /* buffer */
- Text->buffer = malloc(Text->width + 1);
-
- free(section);
- Self->data = Text;
- Self->x2 = Self->col + Text->width;
- Self->y2 = Self->row;
-
- /* add update timer, use one-shot if 'update' is zero */
- timer_add_widget(widget_text_update, Self, Text->update, Text->update == 0);
-
- /* a marquee scroller has its own timer and callback */
- if (Text->align == ALIGN_MARQUEE || Text->align == ALIGN_AUTOMATIC || Text->align == ALIGN_PINGPONG_LEFT
- || Text->align == ALIGN_PINGPONG_CENTER || Text->align == ALIGN_PINGPONG_RIGHT) {
- timer_add(widget_text_scroll, Self, Text->speed, 0);
- }
-
- return 0;
-}
-
-
-int widget_text_quit(WIDGET * Self)
-{
- WIDGET_TEXT *Text;
- if (Self) {
- Text = Self->data;
- if (Self->data) {
- property_free(&Text->prefix);
- property_free(&Text->value);
- property_free(&Text->postfix);
- property_free(&Text->style);
- free(Text->string);
- free(Text->buffer);
- free(Self->data);
- Self->data = NULL;
- }
-
- }
- return 0;
-
-}
-
-
-
-WIDGET_CLASS Widget_Text = {
- .name = "text",
- .type = WIDGET_TYPE_RC,
- .init = widget_text_init,
- .draw = NULL,
- .quit = widget_text_quit,
-};
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