From 513c6b25183734a6b36be340a366369f18368a51 Mon Sep 17 00:00:00 2001
From: Kaj-Michael Lang <milang@tal.org>
Date: Thu, 31 Jul 2008 15:09:08 +0300
Subject: [PATCH] Path: Add signals for near and reached waypoints

---
 libs/libgtkmap/path.c | 25 +++++++++++++++++++------
 libs/libgtkmap/path.h |  6 +++++-
 2 files changed, 24 insertions(+), 7 deletions(-)

diff --git a/libs/libgtkmap/path.c b/libs/libgtkmap/path.c
index 9d69c44..7148d9e 100644
--- a/libs/libgtkmap/path.c
+++ b/libs/libgtkmap/path.c
@@ -160,8 +160,6 @@ static void path_class_init(PathClass *klass);
 static void path_init(Path *path);
 static gboolean path_resize(Path *path, guint size);
 
-static void path_check_waypoint_announce(Path *path);
-
 static void
 path_dispose(GObject *object)
 {
@@ -206,12 +204,23 @@ object_class->finalize=path_finalize;
 signals[NEW_POINT]=g_signal_new("new-point", G_OBJECT_CLASS_TYPE(object_class),
 	G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(PathClass, new_point),
 	NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL);
+
 signals[NEW_BREAK]=g_signal_new("new-break", G_OBJECT_CLASS_TYPE(object_class),
 	G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(PathClass, new_break),
 	NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL);
+
 signals[NEW_WAYPOINT]=g_signal_new("new-waypoint", G_OBJECT_CLASS_TYPE(object_class),
 	G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(PathClass, new_waypoint),
 	NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL);
+
+signals[NEAR_WAYPOINT]=g_signal_new("near-waypoint", G_OBJECT_CLASS_TYPE(object_class),
+	G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(PathClass, near_waypoint),
+	NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL);
+
+signals[REACHED_WAYPOINT]=g_signal_new("reached-waypoint", G_OBJECT_CLASS_TYPE(object_class),
+	G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET(PathClass, reached_waypoint),
+	NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0, NULL);
+
 }
 
 static void
@@ -232,6 +241,7 @@ p=g_object_new(PATH_TYPE, NULL);
 p->type=type;
 p->id=id;
 p->sensitivity=3;
+p->announce_waypoints=FALSE;
 
 if (time1==0) {
 	time1=time(NULL);
@@ -376,7 +386,6 @@ if (abs((gint)unitx-path->tail->unitx) > path->sensitivity || abs((gint)unity-pa
 }
 
 return FALSE;
-
 }
 
 /**
@@ -635,19 +644,23 @@ return NULL;
 /**
  * path_check_waypoint_announce:
  * @path
- * @lat
- * @lon
  *
  * Check if we should announce upcoming waypoint.
  *
  */
-static void
+void
 path_check_waypoint_announce(Path *path)
 {
 guint a_thres_near, a_thres_at;
 
 g_return_if_fail(path);
 
+if (!path->announce_waypoints)
+	return;
+
+if (path->whead==path->wtail)
+	return;
+
 if (!path->next_way)
 	return;
 
diff --git a/libs/libgtkmap/path.h b/libs/libgtkmap/path.h
index 668bf75..b37ce24 100644
--- a/libs/libgtkmap/path.h
+++ b/libs/libgtkmap/path.h
@@ -135,9 +135,10 @@ struct _Path {
 	Point *next_wpt;
 	guint64 next_wpt_dist_squared;
 
-	/* The waypoint we last announced */
+	/* The waypoint announcements vars */
 	WayPoint *announced_waypoint;
 	gint announce_notice_ratio;
+	gboolean announce_waypoints;
 
 	/* Path statistics */
 	guint32 points;
@@ -165,6 +166,8 @@ struct _PathClass {
 	void (*new_point) (Path *path);
 	void (*new_break) (Path *path);
 	void (*new_waypoint) (Path *path);
+	void (*near_waypoint) (Path *path);
+	void (*reached_waypoint) (Path *path);
 };
 
 /* Null point */
@@ -192,6 +195,7 @@ gboolean path_add_waypoint(Path *path, gdouble lat, gdouble lon, gchar *desc);
 
 gboolean path_has_points(Path *path);
 gboolean path_has_waypoints(Path *path);
+void path_check_waypoint_announce(Path *path);
 
 gboolean path_set_destination_from_last(Path *path, Position *pos);
 
-- 
2.39.5