Initial revision

1 files changed, 235 insertions, 0 deletions

diff --git a/src/apoint.c b/src/apoint.c
new file mode 100755
index 0000000..5cbc62e
--- /dev/null
+++ b/src/apoint.c
@@ -0,0 +1,235 @@
+/*	$calcurse: apoint.c,v 1.1 2006/07/31 21:00:03 culot Exp $	*/
+
+/*
+ * Calcurse - text-based organizer
+ * Copyright (c) 2004-2006 Frederic Culot
+ *
+ * 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 of the License, 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Send your feedback or comments to : calcurse@culot.org
+ * Calcurse home page : http://culot.org/calcurse
+ *
+ */
+
+#include <ncurses.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <time.h>
+
+#include "i18n.h"
+#include "vars.h"
+#include "event.h"
+#include "apoint.h"
+#include "day.h"
+#include "custom.h"
+#include "utils.h"
+
+struct apoint_s *apointlist;
+
+struct apoint_s *apoint_new(char *mesg, long start, long dur)
+{
+	struct apoint_s *o, **i;
+	o = (struct apoint_s *) malloc(sizeof(struct apoint_s));
+	o->mesg = (char *) malloc(strlen(mesg) + 1);
+	strcpy(o->mesg, mesg);
+	o->start = start;
+	o->dur = dur;
+	i = &apointlist;
+	for (;;) {
+		if (*i == 0 || (*i)->start > start) {
+			o->next = *i;
+			*i = o;
+			break;
+		}
+		i = &(*i)->next;
+	}
+	return o;
+}
+
+unsigned apoint_inday(struct apoint_s *i, long start)
+{
+	if (i->start <= start + 3600 * 24 && i->start + i->dur > start) {
+		return 1;
+	}
+	return 0;
+}
+
+void apoint_sec2str(struct apoint_s *o, int type, long day, char *start, char *end)
+{
+	struct tm *lt;
+	time_t t;
+
+	if (o->start < day && type == APPT) {
+		strcpy(start, "..:..");
+	} else {
+		t = o->start;
+		lt = localtime(&t);
+		snprintf(start, HRMIN_SIZE, "%02u:%02u", lt->tm_hour,
+			 lt->tm_min);
+	}
+	if (o->start + o->dur > day + 24 * 3600 && type == APPT) {
+		strcpy(end, "..:..");
+	} else {
+		t = o->start + o->dur;
+		lt = localtime(&t);
+		snprintf(end, HRMIN_SIZE, "%02u:%02u", lt->tm_hour,
+			 lt->tm_min);
+	}
+}
+
+void apoint_write(struct apoint_s *o, FILE * f)
+{
+	struct tm *lt;
+	time_t t;
+
+	t = o->start;
+	lt = localtime(&t);
+	fprintf(f, "%02u/%02u/%04u @ %02u:%02u",
+		lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
+		lt->tm_hour, lt->tm_min);
+
+	t = o->start + o->dur;
+	lt = localtime(&t);
+	fprintf(f, " -> %02u/%02u/%04u @ %02u:%02u |%s\n",
+		lt->tm_mon + 1, lt->tm_mday, 1900 + lt->tm_year,
+		lt->tm_hour, lt->tm_min, o->mesg);
+}
+
+struct apoint_s *apoint_scan(FILE * f, struct tm start, struct tm end)
+{
+	struct tm *lt;
+	char buf[MESG_MAXSIZE], *nl;
+	time_t tstart, tend, t;
+
+	t = time(NULL);
+	lt = localtime(&t);
+
+        /* Read the appointment description */
+	fgets(buf, MESG_MAXSIZE, f);
+	nl = strchr(buf, '\n');
+	if (nl) {
+		*nl = '\0';
+	}
+
+	start.tm_sec = end.tm_sec = 0;
+	start.tm_isdst = end.tm_isdst = -1;
+	start.tm_year -= 1900;
+	start.tm_mon--;
+	end.tm_year -= 1900;
+	end.tm_mon--;
+
+	tstart = mktime(&start);
+	tend = mktime(&end);
+	if (tstart == -1 || tend == -1 || tstart > tend) {
+		fputs(_("FATAL ERROR in apoint_scan: date error in the appointment\n"), stderr);
+		exit(EXIT_FAILURE);
+	}
+	return apoint_new(buf, tstart, tend - tstart);
+}
+
+void apoint_delete_bynum(long start, unsigned num)
+{
+	unsigned n;
+	struct apoint_s *i, **iptr;
+
+	n = 0;
+	iptr = &apointlist;
+	for (i = apointlist; i != 0; i = i->next) {
+		if (apoint_inday(i, start)) {
+			if (n == num) {
+				*iptr = i->next;
+				free(i->mesg);
+				free(i);
+				return;
+			}
+			n++;
+		}
+		iptr = &i->next;
+	}
+	/* NOTREACHED */
+	fputs(_("FATAL ERROR in apoint_delete_bynum: no such appointment\n"), stderr);
+	exit(EXIT_FAILURE);
+}
+
+/* 
+ * Print an item date in the appointment panel.
+ */
+void display_item_date(WINDOW *win, int incolor, struct apoint_s *i,
+			int type, long date, int y, int x)
+{
+	char a_st[100], a_end[100];
+
+	apoint_sec2str(i, type, date, a_st, a_end);
+
+	if (incolor == 0) 
+		custom_apply_attr(win, ATTR_HIGHEST);
+	mvwprintw(win, y, x, " - %s -> %s", a_st, a_end);
+	if (incolor == 0) 
+		custom_remove_attr(awin, ATTR_HIGHEST);
+}
+
+/*
+ * Return the line number of an item (either an appointment or an event) in
+ * the appointment panel. This is to help the appointment scroll function 
+ * to place beggining of the pad correctly.
+ */
+int get_item_line(int item_nb, int nb_events_inday)
+{
+	int separator = 2;
+	int line = 0;
+	
+	if (item_nb <= nb_events_inday)
+		line = item_nb - 1;
+	else 
+		line = nb_events_inday + separator + 
+			(item_nb - (nb_events_inday + 1))*3 - 1;	
+	return line;
+}
+
+/* 
+ * Update (if necessary) the first displayed pad line to make the
+ * appointment panel scroll down next time pnoutrefresh is called. 
+ */
+void scroll_pad_down(int item_nb, int nb_events_inday, int win_length) 
+{
+	int pad_last_line = 0;
+	int item_first_line = 0, item_last_line = 0;
+	int borders = 6;
+	int awin_length = win_length - borders;
+
+	item_first_line = get_item_line(item_nb, nb_events_inday);
+	if (item_nb < nb_events_inday)
+		item_last_line = item_first_line;
+	else
+		item_last_line = item_first_line + 1;
+	pad_last_line = apad->first_onscreen + awin_length;
+	if (item_last_line >= pad_last_line)
+		apad->first_onscreen = item_last_line - awin_length;
+}
+
+/* 
+ * Update (if necessary) the first displayed pad line to make the
+ * appointment panel scroll up next time pnoutrefresh is called. 
+ */
+void scroll_pad_up(int item_nb, int nb_events_inday)
+{
+	int item_first_line = 0;
+
+	item_first_line = get_item_line(item_nb, nb_events_inday);
+	if (item_first_line < apad->first_onscreen)
+		apad->first_onscreen = item_first_line;
+}