From ea6e644361cf7a73d3686e3f74258495664dcb11 Mon Sep 17 00:00:00 2001
From: rds <rds>
Date: Thu, 7 May 2009 21:35:14 +0000
Subject: [PATCH] function to get style properties from a list of styles.
---
src/zmapWindow/zmapWindowItemFeatureSet.c | 47 ++++++++++++++++++++++-
src/zmapWindow/zmapWindowItemFeatureSet.h | 7 +++-
2 files changed, 50 insertions(+), 4 deletions(-)
diff --git a/src/zmapWindow/zmapWindowItemFeatureSet.c b/src/zmapWindow/zmapWindowItemFeatureSet.c
index 8b5cd94c6..e52e0bf2b 100755
--- a/src/zmapWindow/zmapWindowItemFeatureSet.c
+++ b/src/zmapWindow/zmapWindowItemFeatureSet.c
@@ -27,9 +27,9 @@
*
* Exported functions: See XXXXXXXXXXXXX.h
* HISTORY:
- * Last edited: Apr 27 14:55 2009 (edgrif)
+ * Last edited: May 7 16:01 2009 (rds)
* Created: Mon Jul 30 13:09:33 2007 (rds)
- * CVS info: $Id: zmapWindowItemFeatureSet.c,v 1.16 2009-04-28 14:33:41 edgrif Exp $
+ * CVS info: $Id: zmapWindowItemFeatureSet.c,v 1.17 2009-05-07 21:35:14 rds Exp $
*-------------------------------------------------------------------
*/
#include <string.h> /* memset */
@@ -607,6 +607,49 @@ ZMapWindowItemFeatureSetData zmapWindowItemFeatureSetDestroy(ZMapWindowItemFeatu
return item_feature_set;
}
+/* This function is written the wrong way round. It should be
+ * re-written, along with extract_value_from_style_table so that
+ * this function is part of utils and extract_value_from_style_table
+ * calls it. It wouldn't need to be here then! */
+gboolean zmapWindowStyleListGetSetting(GList *list_of_styles,
+ char *setting_name,
+ GValue *value_in_out)
+{
+ GList *list;
+ gboolean result = FALSE;
+
+ if(value_in_out && (list = g_list_first(list_of_styles)))
+ {
+ ItemFeatureValueDataStruct value_data = {};
+ GObjectClass *object_class;
+ GParamSpec *param_spec;
+
+ object_class = g_type_class_peek(ZMAP_TYPE_WINDOW_ITEM_FEATURE_SET);
+
+ if((param_spec = g_object_class_find_property(object_class, setting_name)))
+ {
+ value_data.param_id = param_spec->param_id;
+ value_data.spec_name = setting_name;
+ value_data.gvalue = value_in_out;
+
+ result = TRUE;
+
+ do
+ {
+ ZMapFeatureTypeStyle style;
+ GQuark unique_id;
+
+ style = ZMAP_FEATURE_STYLE(list->data);
+ unique_id = zMapStyleGetUniqueID(style);
+ extract_value_from_style_table(GINT_TO_POINTER(unique_id), style, &value_data);
+ }
+ while((list = g_list_next(list)));
+ }
+ }
+
+ return result;
+}
+
/* Object code */
static void zmap_window_item_feature_set_class_init(ZMapWindowItemFeatureSetDataClass set_data_class)
diff --git a/src/zmapWindow/zmapWindowItemFeatureSet.h b/src/zmapWindow/zmapWindowItemFeatureSet.h
index f76033aa0..878d2fb69 100755
--- a/src/zmapWindow/zmapWindowItemFeatureSet.h
+++ b/src/zmapWindow/zmapWindowItemFeatureSet.h
@@ -27,9 +27,9 @@
*
* Exported functions: See XXXXXXXXXXXXX.h
* HISTORY:
- * Last edited: Apr 27 11:45 2009 (edgrif)
+ * Last edited: May 7 22:36 2009 (rds)
* Created: Fri Feb 6 15:32:46 2009 (rds)
- * CVS info: $Id: zmapWindowItemFeatureSet.h,v 1.9 2009-04-28 14:33:41 edgrif Exp $
+ * CVS info: $Id: zmapWindowItemFeatureSet.h,v 1.10 2009-05-07 21:36:12 rds Exp $
*-------------------------------------------------------------------
*/
@@ -111,6 +111,9 @@ void zmapWindowItemFeatureSetFeatureRemove(ZMapWindowItemFeatureSetData item_fea
ZMapWindowItemFeatureSetData zmapWindowItemFeatureSetDestroy(ZMapWindowItemFeatureSetData item_feature_set);
+gboolean zmapWindowStyleListGetSetting(GList *list_of_styles,
+ char *setting_name,
+ GValue *value_in_out);
#endif /* __ZMAP_WINDOW_ITEM_FEATURE_SET_H__ */
--
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