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zoom: Add missing documentation

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This commit is contained in:
Carlos Garnacho 2014-04-09 18:28:49 +02:00
parent dc1e8454a7
commit c10998edb5
1 changed files with 18 additions and 0 deletions
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18
gtk/gtkgesturezoom.c
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@ -17,6 +17,19 @@
*
* Author(s): Carlos Garnacho <carlosg@gnome.org>
*/
/**
* SECTION:gtkgesturezoom
* @Short_description: Zoom gesture
* @Title: GtkGestureZoom
* @See_also: #GtkGestureRotate
*
* #GtkGestureZoom is a #GtkGesture implementation able to recognize
* pinch/zoom gestures, whenever the distance between both tracked
* sequences changes, the #GtkGestureZoom:scale-changed signal is
* emitted to report the scale factor.
*/
#include "config.h"
#include <math.h>
#include <gtk/gtkgesturezoom.h>
@ -138,6 +151,11 @@ gtk_gesture_zoom_class_init (GtkGestureZoomClass *klass)
* GtkGestureZoom::scale-changed:
* @controller: the object on which the signal is emitted
* @scale: Scale delta, taking the initial state as 1:1
*
* This signal is emitted whenever the distance between both tracked
* sequences changes.
*
* Since: 3.14
*/
signals[SCALE_CHANGED] =
g_signal_new ("scale-changed",