src/third_party/WebKit/Source/modules/geofencing/NavigatorGeofencing.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "modules/geofencing/NavigatorGeofencing.h"
   7
   8 #include "core/frame/Navigator.h"
   9 #include "modules/geofencing/Geofencing.h"
  10
  11 namespace blink {
  12
  13 NavigatorGeofencing::NavigatorGeofencing()
  14 {
  15 }
  16
  17 NavigatorGeofencing::~NavigatorGeofencing()
  18 {
  19 }
  20
  21 const char* NavigatorGeofencing::supplementName()
  22 {
  23     return "NavigatorGeofencing";
  24 }
  25
  26 NavigatorGeofencing& NavigatorGeofencing::from(Navigator& navigator)
  27 {
  28     NavigatorGeofencing* supplement = static_cast<NavigatorGeofencing*>(WillBeHeapSupplement<Navigator>::from(navigator, supplementName()));
  29     if (!supplement) {
  30         supplement = new NavigatorGeofencing();
  31         provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement));
  32     }
  33     return *supplement;
  34 }
  35
  36 Geofencing* NavigatorGeofencing::geofencing(Navigator& navigator)
  37 {
  38     return NavigatorGeofencing::from(navigator).geofencing();
  39 }
  40
  41 Geofencing* NavigatorGeofencing::geofencing()
  42 {
  43     if (!m_geofencing)
  44         m_geofencing = Geofencing::create();
  45     return m_geofencing.get();
  46 }
  47
  48 void NavigatorGeofencing::trace(Visitor* visitor)
  49 {
  50     visitor->trace(m_geofencing);
  51     WillBeHeapSupplement<Navigator>::trace(visitor);
  52 }
  53
  54 } // namespace blink