Animated Rotation

chrome/browser/ui/touch/frame/touch_browser_frame_view.h

Index: chrome/browser/ui/touch/frame/touch_browser_frame_view.h
diff --git a/chrome/browser/ui/touch/frame/touch_browser_frame_view.h b/chrome/browser/ui/touch/frame/touch_browser_frame_view.h
index a680fbc603eb9dbe809e6334aa48b9e2fee951f5..71975a41b1132a56f7935ac661afbe1016136d47 100644
--- a/chrome/browser/ui/touch/frame/touch_browser_frame_view.h
+++ b/chrome/browser/ui/touch/frame/touch_browser_frame_view.h
@@ -8,6 +8,7 @@
 
 #include "chrome/browser/tabs/tab_strip_model_observer.h"
 #include "chrome/browser/ui/views/frame/opaque_browser_frame_view.h"
+#include "content/browser/sensors/provider.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 #include "ui/base/animation/animation_delegate.h"
@@ -27,6 +28,29 @@ namespace ui {
 class SlideAnimation;
 }
 
+class TouchBrowserFrameView;
+
+typedef void (TouchBrowserFrameView::*OrientationChangeFn)
+  (const sensors::ScreenOrientationChange*);
+
+class OrientationChangeHack : public sensors::Listener {
+ public:
+  OrientationChangeHack(TouchBrowserFrameView* frame,
+                        OrientationChangeFn function);
+  virtual ~OrientationChangeHack();
+
+  virtual void SensorChanged(sensors::Channel channel,
+                             const std::string& data);
+  void InjectSensorChanged(sensors::Channel channel, const std::string& data);
+
+ private:
+  scoped_refptr<sensors::Connection> connection_;
+  TouchBrowserFrameView* frame_;
+  OrientationChangeFn function_;
+
+  // copy and assignment are allowed.
+};
+
 class TouchBrowserFrameView
     : public OpaqueBrowserFrameView,
       public views::FocusChangeListener,
@@ -96,12 +120,22 @@ class TouchBrowserFrameView
   virtual void AnimationProgressed(const ui::Animation* animation);
   virtual void AnimationEnded(const ui::Animation* animation);
 
+  // Orientation changed
+  void OnScreenOrientationChanged(
+      const sensors::ScreenOrientationChange* change);
+
   bool keyboard_showing_;
   int keyboard_height_;
   bool focus_listener_added_;
   KeyboardContainerView* keyboard_;
   NotificationRegistrar registrar_;
 
+  // state for rotation.
+  sensors::ScreenOrientationChange::Side up_;
+  int original_width_;
+  int original_height_;
+  OrientationChangeHack hack_;
+
   scoped_ptr<ui::SlideAnimation> animation_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchBrowserFrameView);