Index: chrome/renderer/device_orientation_dispatcher.cc |
diff --git a/chrome/renderer/device_orientation_dispatcher.cc b/chrome/renderer/device_orientation_dispatcher.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1f7c72e5a2691ba398e455142b30c33425cfc451 |
--- /dev/null |
+++ b/chrome/renderer/device_orientation_dispatcher.cc |
@@ -0,0 +1,72 @@ |
+// Copyright (c) 2010 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. |
+ |
+#include "chrome/renderer/device_orientation_dispatcher.h" |
+ |
+#include "chrome/renderer/render_view.h" |
+#include "third_party/WebKit/WebKit/chromium/public/WebDeviceOrientation.h" |
+#include "third_party/WebKit/WebKit/chromium/public/WebDeviceOrientationController.h" |
+ |
+DeviceOrientationDispatcher::DeviceOrientationDispatcher( |
+ RenderView* render_view) |
+ : render_view_(render_view), |
+ controller_(NULL), |
+ started_(false) { |
+} |
+ |
+DeviceOrientationDispatcher::~DeviceOrientationDispatcher() { |
+ if (started_) |
+ stopUpdating(); |
+} |
+ |
+bool DeviceOrientationDispatcher::OnMessageReceived(const IPC::Message& msg) { |
+ bool handled = true; |
+ IPC_BEGIN_MESSAGE_MAP(DeviceOrientationDispatcher, msg) |
+ IPC_MESSAGE_HANDLER(ViewMsg_DeviceOrientationUpdated, |
+ OnDeviceOrientationUpdated) |
+ IPC_MESSAGE_UNHANDLED(handled = false) |
+ IPC_END_MESSAGE_MAP() |
+ return handled; |
+} |
+ |
+void DeviceOrientationDispatcher::setController( |
+ WebKit::WebDeviceOrientationController* controller) { |
+ controller_.reset(controller); |
+} |
+ |
+void DeviceOrientationDispatcher::startUpdating() { |
+ render_view_->Send(new ViewHostMsg_DeviceOrientation_StartUpdating( |
+ render_view_->routing_id())); |
+ started_ = true; |
+} |
+ |
+void DeviceOrientationDispatcher::stopUpdating() { |
+ render_view_->Send(new ViewHostMsg_DeviceOrientation_StopUpdating( |
+ render_view_->routing_id())); |
+ started_ = false; |
+} |
+ |
+WebKit::WebDeviceOrientation DeviceOrientationDispatcher::lastOrientation() |
+ const { |
+ if (!last_update_.get()) |
+ return WebKit::WebDeviceOrientation::nullOrientation(); |
+ |
+ return WebKit::WebDeviceOrientation(last_update_->can_provide_alpha, |
+ last_update_->alpha, |
+ last_update_->can_provide_beta, |
+ last_update_->beta, |
+ last_update_->can_provide_gamma, |
+ last_update_->gamma); |
+} |
+ |
+void DeviceOrientationDispatcher::OnDeviceOrientationUpdated( |
+ const ViewMsg_DeviceOrientationUpdated_Params& p) { |
+ last_update_.reset(new ViewMsg_DeviceOrientationUpdated_Params(p)); |
+ |
+ WebKit::WebDeviceOrientation orientation(p.can_provide_alpha, p.alpha, |
+ p.can_provide_beta, p.beta, |
+ p.can_provide_gamma, p.gamma); |
+ |
+ controller_->didChangeDeviceOrientation(orientation); |
+} |