From 60a60a04522b187f3a06f0aa9429515e7775d631 Mon Sep 17 00:00:00 2001
From: Julien Moutte <julien@moutte.net>
Date: Thu, 6 Nov 2003 22:17:37 +0000
Subject: [PATCH] Adding navigation interface.

Original commit message from CVS:
Adding navigation interface.
Putting a define for USE_SHM waiting for bug #126401 to be fixed.
---
 sys/ximage/ximagesink.c | 33 ++++++++++++++++++++++++++++-----
 sys/ximage/ximagesink.h |  3 +++
 2 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/sys/ximage/ximagesink.c b/sys/ximage/ximagesink.c
index 961afa8..c0b63b9 100644
--- a/sys/ximage/ximagesink.c
+++ b/sys/ximage/ximagesink.c
@@ -73,6 +73,29 @@ gst_ximagesink_interface_init (GstInterfaceClass *klass)
   klass->supported = gst_ximagesink_interface_supported;
 }
 
+static void
+gst_ximagesink_navigation_send_event (GstNavigation *navigation, GstCaps *caps)
+{
+  GstXImageSink *ximagesink = GST_XIMAGESINK (navigation);
+  GstEvent *event;
+
+  event = gst_event_new (GST_EVENT_NAVIGATION);
+  /*GST_EVENT_TIMESTAMP (event) = 0;*/
+  event->event_data.caps.caps = caps;
+
+  /* FIXME 
+   * Obviously, the pointer x,y coordinates need to be adjusted by the
+   * window size and relation to the bounding window. */
+
+  gst_pad_send_event (gst_pad_get_peer (ximagesink->sinkpad), event);
+}
+
+static void
+gst_ximagesink_navigation_init (GstNavigationInterface *iface)
+{
+  iface->send_event = gst_ximagesink_navigation_send_event;
+}
+
 /* X11 stuff */
 
 static GstXImage *
@@ -853,12 +876,12 @@ gst_ximagesink_get_type (void)
         NULL,
         NULL,
       };
-      /*static const GInterfaceInfo navigation_info = {
-`       (GInterfaceInitFunc) gst_ximagesink_navigation_init,
+      static const GInterfaceInfo navigation_info = {
+        (GInterfaceInitFunc) gst_ximagesink_navigation_init,
         NULL,
         NULL,
       };
-      static const GInterfaceInfo xoverlay_info = {
+      /*static const GInterfaceInfo xoverlay_info = {
         (GInterfaceInitFunc) gst_ximagesink_xoverlay_init,
         NULL,
         NULL,
@@ -871,9 +894,9 @@ gst_ximagesink_get_type (void)
       
       g_type_add_interface_static (ximagesink_type, GST_TYPE_INTERFACE,
         &iface_info);
-      /*g_type_add_interface_static (xvimagesink_type, GST_TYPE_NAVIGATION,
+      g_type_add_interface_static (ximagesink_type, GST_TYPE_NAVIGATION,
         &navigation_info);
-      g_type_add_interface_static (ximagesink_type, GST_TYPE_X_OVERLAY,
+      /*g_type_add_interface_static (ximagesink_type, GST_TYPE_X_OVERLAY,
         &xoverlay_info);*/
     }
     
diff --git a/sys/ximage/ximagesink.h b/sys/ximage/ximagesink.h
index 3d599ae..10314a3 100644
--- a/sys/ximage/ximagesink.h
+++ b/sys/ximage/ximagesink.h
@@ -22,6 +22,9 @@
 
 #include <gst/gst.h>
 
+/* FIXME : We should have a configure test for shm support */
+#define USE_SHM
+
 #ifdef USE_SHM
 #include <sys/ipc.h>
 #include <sys/shm.h>
-- 
2.7.4