libdocument: Added ev_mapping_list_get

returns the EvMapping in the EvMappingList at coordinates (x,y).

origin commit:
https://git.gnome.org/browse/evince/commit/?id=2de7a65

2 files changed, 33 insertions, 8 deletions

diff --git a/libdocument/ev-mapping-list.c b/libdocument/ev-mapping-list.c
index 672d5297..8c639e8e 100644
--- a/libdocument/ev-mapping-list.c
+++ b/libdocument/ev-mapping-list.c
@@ -94,17 +94,17 @@ ev_mapping_list_nth (EvMappingList *mapping_list,
 }
 
 /**
- * ev_mapping_list_get_data:
+ * ev_mapping_list_get:
  * @mapping_list: an #EvMappingList
  * @x: X coordinate
  * @y: Y coordinate
  *
- * Returns: (transfer none): the data of a mapping in the list at coordinates (x, y)
+ * Returns: (transfer none): the #EvMapping in the list at coordinates (x, y)
  */
-gpointer
-ev_mapping_list_get_data (EvMappingList *mapping_list,
-			  gdouble        x,
-			  gdouble        y)
+EvMapping *
+ev_mapping_list_get (EvMappingList *mapping_list,
+                     gdouble        x,
+                     gdouble        y)
 {
 	GList *list;
 
@@ -115,7 +115,7 @@ ev_mapping_list_get_data (EvMappingList *mapping_list,
 		    (y >= mapping->area.y1) &&
 		    (x <= mapping->area.x2) &&
 		    (y <= mapping->area.y2)) {
-			return mapping->data;
+			return mapping;
 		}
 	}
 
@@ -123,6 +123,28 @@ ev_mapping_list_get_data (EvMappingList *mapping_list,
 }
 
 /**
+ * ev_mapping_list_get_data:
+ * @mapping_list: an #EvMappingList
+ * @x: X coordinate
+ * @y: Y coordinate
+ *
+ * Returns: (transfer none): the data of a mapping in the list at coordinates (x, y)
+ */
+gpointer
+ev_mapping_list_get_data (EvMappingList *mapping_list,
+                          gdouble        x,
+                          gdouble        y)
+{
+	EvMapping *mapping;
+
+	mapping = ev_mapping_list_get (mapping_list, x, y);
+	if (mapping)
+		return mapping->data;
+
+	return NULL;
+}
+
+/**
  * ev_mapping_list_get_list:
  * @mapping_list: an #EvMappingList
  *
diff --git a/libdocument/ev-mapping-list.h b/libdocument/ev-mapping-list.h
index ad509674..e4cb5a80 100644
--- a/libdocument/ev-mapping-list.h
+++ b/libdocument/ev-mapping-list.h
@@ -47,9 +47,12 @@ EvMapping     *ev_mapping_list_find        (EvMappingList *mapping_list,
 EvMapping     *ev_mapping_list_find_custom (EvMappingList *mapping_list,
 					    gconstpointer  data,
 					    GCompareFunc   func);
-gpointer       ev_mapping_list_get_data    (EvMappingList *mapping_list,
+EvMapping     *ev_mapping_list_get         (EvMappingList *mapping_list,
 					    gdouble        x,
 					    gdouble        y);
+gpointer       ev_mapping_list_get_data    (EvMappingList *mapping_list,
+                                            gdouble        x,
+                                            gdouble        y);
 EvMapping     *ev_mapping_list_nth         (EvMappingList *mapping_list,
                                             guint          n);
 guint          ev_mapping_list_length      (EvMappingList *mapping_list);