| // Copyright 2016 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 COMPONENTS_MUS_WS_TOUCH_CONTROLLER_H_ |
| #define COMPONENTS_MUS_WS_TOUCH_CONTROLLER_H_ |
| |
| #include "base/macros.h" |
| #include "ui/events/devices/input_device_event_observer.h" |
| |
| namespace mus { |
| namespace ws { |
| |
| class DisplayManager; |
| |
| // Tracks changes to displays and touchscreen devices. Updates the mapping |
| // between display devices and touchscreen devices when changes occur. |
| class TouchController : public ui::InputDeviceEventObserver { |
| public: |
| explicit TouchController(DisplayManager* display_manager); |
| ~TouchController() override; |
| |
| void UpdateTouchTransforms() const; |
| |
| // ui::InputDeviceEventObserver: |
| void OnTouchscreenDeviceConfigurationChanged() override; |
| |
| private: |
| DisplayManager* display_manager_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TouchController); |
| }; |
| |
| } // namespace ws |
| } // namespace mus |
| |
| #endif // COMPONENTS_MUS_WS_TOUCH_CONTROLLER_H_ |