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124 lines
3.3 KiB
124 lines
3.3 KiB
/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* go-format.c :
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*
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* Copyright (C) 2003-2005 Jody Goldberg (jody@gnome.org)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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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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*
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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, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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* USA
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*/
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#include <goffice/goffice-config.h>
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#include "go-format.h"
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#include "go-math.h"
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#include "datetime.h"
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#include "format-impl.h"
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#include <string.h>
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static gboolean
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go_style_format_condition (GOFormatElement const *entry, double val)
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{
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if (entry->restriction_type == '*')
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return TRUE;
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switch (entry->restriction_type) {
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case '<': return val < entry->restriction_value;
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case '>': return val > entry->restriction_value;
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case '=': return val == entry->restriction_value;
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case ',': return val <= entry->restriction_value;
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case '.': return val >= entry->restriction_value;
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case '+': return val != entry->restriction_value;
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default:
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return FALSE;
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}
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}
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void
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go_format_value_gstring (GOFormat const *format, GString *res, double val,
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int col_width, GODateConventions const *date_conv)
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{
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GOFormatElement const *entry = NULL; /* default to General */
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GSList const *list = NULL;
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gboolean need_abs = FALSE;
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if (format != NULL) {
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for (list = format->entries; list; list = list->next)
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if (go_style_format_condition (list->data, val))
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break;
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if (list == NULL)
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list = format->entries;
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}
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/* If nothing matches treat it as General */
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if (list != NULL) {
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entry = list->data;
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/* Empty formats should be ignored */
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if (entry->format[0] == '\0')
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return;
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#if 0
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if (go_color && entry->go_color != 0)
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*go_color = entry->go_color;
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#endif
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if (strcmp (entry->format, "@") == 0) {
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/* FIXME : Formatting a value as a text returns
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* the entered text. We need access to the
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* parse format */
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entry = NULL;
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/* FIXME : Just containing General is enough to be
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* general for now. We'll ignore prefixes and suffixes
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* for the time being */
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} else if (strstr (entry->format, "General") != NULL)
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entry = NULL;
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}
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/* More than one format? -- abs the value. */
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need_abs = entry && format->entries->next;
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if (INT_MAX >= val && val >= INT_MIN && val == floor (val)) {
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int i_val = (int)val;
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if (need_abs)
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i_val = ABS (i_val);
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if (entry == NULL)
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go_fmt_general_int (res, i_val, col_width);
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else
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go_format_number (res, i_val, col_width, entry, date_conv);
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} else {
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if (need_abs)
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val = fabs (val);
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if (entry == NULL)
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go_fmt_general_float (res, val, col_width);
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else
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go_format_number (res, val, col_width, entry, date_conv);
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}
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}
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char *
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go_format_value (GOFormat const *fmt, double val)
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{
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GString *res;
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if (!go_finite (val))
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return g_strdup ("#VALUE!");
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res = g_string_sized_new (20);
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go_format_value_gstring (fmt, res, val, -1, NULL);
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return g_string_free (res, FALSE);
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}
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