wip: Touch Text Selection Prototypes

ui/touch_selection/touch_selection_controller_aura.h

 // Copyright 2014 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 UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_AURA_H_
 #define UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_AURA_H_
 
 #include "base/timer/timer.h"
 #include "ui/events/event_handler.h"
 #include "ui/touch_selection/touch_selection_controller.h"
@@ skipping 24 matching lines @@
   virtual void OpenContextMenu(const gfx::PointF& point) = 0;
   virtual gfx::Rect ConvertRectToScreen(const gfx::Rect& rect) const = 0;
 };
 
 class UI_TOUCH_SELECTION_EXPORT TouchSelectionControllerAura
     : public TouchSelectionControllerClient,
       public TouchSelectionMenuClient,
       public EventHandler {
  public:
   explicit TouchSelectionControllerAura(
-      TouchSelectionControllerAuraClient* client);
+      TouchSelectionControllerAuraClient* client,
+      TextSelectionGranularityStrategy selection_granularity_strategy);
   ~TouchSelectionControllerAura() override;
 
+  void SetVelocityStrategyParameters(int halfDecayMs, int threshold);
+
   void OnSelectionEditable(bool editable);
   void OnSelectionEmpty(bool empty);
   void OnSelectionBoundsUpdated(const SelectionBound& start,
                                 const SelectionBound& end);
   void HandleGestureEvent(GestureEvent* event);
   void HandleTouchEvent(TouchEvent* event);
   void HideAndDisallowShowingAutomatically();
   void OnWindowMoved();
   void OnOverscrollStarted();
   void OnOverscrollCompleted();
@@ skipping 50 matching lines @@
   bool handle_drag_in_progress_;
 
   bool immediate_quick_menu_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(TouchSelectionControllerAura);
 };
 
 }  // namespace ui
 
 #endif  // UI_TOUCH_SELECTION_TOUCH_SELECTION_CONTROLLER_AURA_H_