Index: content/renderer/device_orientation/device_motion_event_pump.h |
diff --git a/content/renderer/device_orientation/device_motion_event_pump.h b/content/renderer/device_orientation/device_motion_event_pump.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..551d61e32d639f960eaab848535d12fc7c96a23f |
--- /dev/null |
+++ b/content/renderer/device_orientation/device_motion_event_pump.h |
@@ -0,0 +1,52 @@ |
+// Copyright (c) 2013 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef CONTENT_RENDERER_DEVICE_MOTION_EVENT_PUMP_H_ |
+#define CONTENT_RENDERER_DEVICE_MOTION_EVENT_PUMP_H_ |
+ |
+#include "base/memory/scoped_ptr.h" |
+#include "base/shared_memory.h" |
+#include "base/timer.h" |
+ |
+#include "third_party/WebKit/Source/Platform/chromium/public/WebDeviceMotionListener.h" |
+ |
+namespace WebKit { |
+class WebDeviceMotionData; |
+class WebDeviceMotionListener; |
+} |
+ |
+namespace content { |
+ |
+class DeviceMotionSharedMemoryReader; |
+ |
+class DeviceMotionEventPump : public WebKit::WebDeviceMotionListener { |
+ public: |
+ DeviceMotionEventPump(); |
+ virtual ~DeviceMotionEventPump(); |
+ |
+ // Sets the listener to receive updates for device motion data at |
+ // regular intervals. |
+ virtual void setListener(WebKit::WebDeviceMotionListener*) OVERRIDE; |
darin (slow to review)
2013/05/29 06:41:53
s/setListener/SetListener/? not an OVERRIDE. doe
timvolodine
2013/05/29 18:59:06
Done.
|
+ |
+ virtual void didChangeDeviceMotion( |
darin (slow to review)
2013/05/29 06:41:53
nit: add a comment indicating that this is the imp
timvolodine
2013/05/29 18:59:06
Done.
|
+ const WebKit::WebDeviceMotionData&) OVERRIDE; |
+ |
+ virtual void setDeviceMotionReader(DeviceMotionSharedMemoryReader*); |
darin (slow to review)
2013/05/29 06:41:53
why virtual?
timvolodine
2013/05/29 18:59:06
Done.
|
+ |
+ private: |
+ // Delay between subsequent firing of events. |
+ static const double kPumpDelayMillis; |
+ |
+ void startFetchingDeviceMotion(); |
darin (slow to review)
2013/05/29 06:41:53
nit: use google C++ style for method naming
timvolodine
2013/05/29 18:59:06
Done.
|
+ void stopFetchingDeviceMotion(); |
+ void fireEvent(); |
+ |
+ WebKit::WebDeviceMotionListener* listener_; |
+ scoped_ptr<DeviceMotionSharedMemoryReader> reader_; |
+ base::RepeatingTimer<DeviceMotionEventPump> timer_; |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_RENDERER_DEVICE_MOTION_EVENT_PUMP_H_ |