X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=src%2Fgrits-viewer.c;fp=src%2Fgrits-viewer.c;h=7dbab925d6c0a89e32e689187f27b15e85871d35;hb=b81d07bce41eca6883e5c1bfd6e6db938b55ad3c;hp=1afd2eaece9be068a2f6cec0e9bb268019a69118;hpb=5c17e7d79895982036139dcffb5c17cefb1d4d9f;p=grits

diff --git a/src/grits-viewer.c b/src/grits-viewer.c
index 1afd2ea..7dbab92 100644
--- a/src/grits-viewer.c
+++ b/src/grits-viewer.c
@@ -389,6 +389,32 @@ void grits_viewer_rotate(GritsViewer *viewer, gdouble x, gdouble y, gdouble z)
 	_grits_viewer_emit_rotation_changed(viewer);
 }
 
+/**
+ * grits_viewer_get_pointer:
+ * @viewer: the viewer
+ * @lat:  the location to store the latitude
+ * @lon:  the location to store the longitude
+ * @elev: the location to store the elevation
+ *
+ * Get the location of the mouse pointer
+ *
+ * Returns: true if the pointer over the viewer
+ */
+gboolean grits_viewer_get_pointer(GritsViewer *viewer, gdouble *lat, gdouble *lon, gdouble *elev)
+{
+	g_assert(GRITS_IS_VIEWER(viewer));
+	gint x, y;
+	GdkWindow *window = gtk_widget_get_window(GTK_WIDGET(viewer));
+	GdkWindow *other = gdk_window_get_pointer(window, &x, &y, NULL);
+	(void)other;
+	//if (window != other)
+	//	return FALSE;
+	grits_viewer_unproject(viewer, x, y, -1, lat, lon, elev);
+	g_debug("GritsViewer: get_pointer - xy=%d,%d -> lle%.0f,%.0f,%.0f",
+			x, y, *lat, *lon, *elev);
+	return TRUE;
+}
+
 /**
  * grits_viewer_refresh:
  * @viewer: the viewer