[goffice] GOFormat: add functions to query year/month/day

[Morten Welinder <mortenw src gnome org>]

commit 9cc71cd06da3477682d563ae095892e9766bfe05
Author: Morten Welinder <terra gnome org>
Date:   Sun Jun 9 20:20:31 2019 -0400

    GOFormat: add functions to query year/month/day

 ChangeLog                 |  5 ++++
 NEWS                      |  3 +++
 goffice/utils/go-format.c | 60 +++++++++++++++++++++++++++++++++++++++++++++++
 goffice/utils/go-format.h |  4 ++++
 4 files changed, 72 insertions(+)
---
diff --git a/ChangeLog b/ChangeLog
index 48c7069b..87be1a0b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2019-06-09  Morten Welinder  <terra gnome org>
+
+       * goffice/utils/go-format.c (go_format_has_year)
+       (go_format_has_month) (go_format_has_day): new functions.
+
 2019-06-07  Jean Brefort  <jean brefort normalesup org>
 
        * goffice/gtk/go-math-editor.c (go_math_editor_class_init): fix signals to
diff --git a/NEWS b/NEWS
index b1452c43..8e4de3ad 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,9 @@ goffice 0.10.46:
 Jean:
        * Fix equations edition inside charts.
 
+Morten:
+       * Add more functions to inspect formats.
+
 --------------------------------------------------------------------------
 goffice 0.10.45:
 
diff --git a/goffice/utils/go-format.c b/goffice/utils/go-format.c
index 0adf3bff..ae3effc5 100644
--- a/goffice/utils/go-format.c
+++ b/goffice/utils/go-format.c
@@ -417,6 +417,9 @@ struct _GOFormat {
                        unsigned int date_ybm    : 1;  /* year, then month.  */
                        unsigned int date_mbd    : 1;  /* month, then day.  */
                        unsigned int date_dbm    : 1;  /* day, then month.  */
+                       unsigned int has_year    : 1;
+                       unsigned int has_month   : 1;
+                       unsigned int has_day     : 1;
                        unsigned int has_time    : 1;
                        unsigned int has_hour    : 1;
                        unsigned int has_minute  : 1;
@@ -1803,6 +1806,9 @@ go_format_parse_sequential (const char *str, GString *prg,
                        fmt->u.number.date_ybm = date_ybm;
                        fmt->u.number.date_mbd = date_mbd;
                        fmt->u.number.date_dbm = date_dbm;
+                       fmt->u.number.has_year = seen_year;
+                       fmt->u.number.has_month = seen_month;
+                       fmt->u.number.has_day = seen_day;
                }
                if (seen_time) {
                        guchar op;
@@ -6561,6 +6567,60 @@ go_format_month_before_day (GOFormat const *fmt)
 #endif
 
 
+#ifdef DEFINE_COMMON
+/**
+ * go_format_has_year:
+ * @fmt: Format to query
+ *
+ * Returns: TRUE if format is a number format with a year specifier
+ *         FALSE otherwise.
+ **/
+gboolean
+go_format_has_year (GOFormat const *fmt)
+{
+       g_return_val_if_fail (fmt != NULL, FALSE);
+
+       return (fmt->typ == GO_FMT_NUMBER &&
+               fmt->u.number.has_year);
+}
+#endif
+
+#ifdef DEFINE_COMMON
+/**
+ * go_format_has_month:
+ * @fmt: Format to query
+ *
+ * Returns: TRUE if format is a number format with a year specifier
+ *         FALSE otherwise.
+ **/
+gboolean
+go_format_has_month (GOFormat const *fmt)
+{
+       g_return_val_if_fail (fmt != NULL, FALSE);
+
+       return (fmt->typ == GO_FMT_NUMBER &&
+               fmt->u.number.has_month);
+}
+#endif
+
+#ifdef DEFINE_COMMON
+/**
+ * go_format_has_day:
+ * @fmt: Format to query
+ *
+ * Returns: TRUE if format is a number format with a day-of-month specifier
+ *         FALSE otherwise.
+ **/
+gboolean
+go_format_has_day (GOFormat const *fmt)
+{
+       g_return_val_if_fail (fmt != NULL, FALSE);
+
+       return (fmt->typ == GO_FMT_NUMBER &&
+               fmt->u.number.has_day);
+}
+#endif
+
 #ifdef DEFINE_COMMON
 /**
  * go_format_has_hour:
diff --git a/goffice/utils/go-format.h b/goffice/utils/go-format.h
index 0c2a24fe..80a757a0 100644
--- a/goffice/utils/go-format.h
+++ b/goffice/utils/go-format.h
@@ -205,6 +205,10 @@ int       go_format_is_date             (GOFormat const *fmt);
 int       go_format_is_time             (GOFormat const *fmt);
 
 int       go_format_month_before_day    (GOFormat const *fmt);
+gboolean  go_format_has_year            (GOFormat const *fmt);
+gboolean  go_format_has_month           (GOFormat const *fmt);
+gboolean  go_format_has_day             (GOFormat const *fmt);
+
 gboolean  go_format_has_hour            (GOFormat const *fmt);
 gboolean  go_format_has_minute          (GOFormat const *fmt);