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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ | 5 #ifndef UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ |
| 6 #define UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ | 6 #define UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 | 9 |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
| 11 #include "base/time/time.h" | 11 #include "base/time/time.h" |
| 12 #include "ui/events/event.h" | 12 #include "ui/events/event.h" |
| 13 #include "ui/events/events_export.h" | 13 #include "ui/events/events_export.h" |
| 14 #include "ui/events/gesture_detection/motion_event.h" | 14 #include "ui/events/gesture_detection/motion_event.h" |
| 15 | 15 |
| 16 namespace ui { | 16 namespace ui { |
| 17 | 17 |
| 18 // Implementation of MotionEvent which takes a stream of ui::TouchEvents. | 18 // Implementation of MotionEvent which takes a stream of ui::TouchEvents. |
| 19 class EVENTS_EXPORT MotionEventAura : public MotionEvent { | 19 class EVENTS_EXPORT MotionEventAura : public MotionEvent { |
| 20 public: | 20 public: |
| 21 MotionEventAura(); | 21 MotionEventAura(); |
| 22 virtual ~MotionEventAura(); | 22 virtual ~MotionEventAura(); |
| 23 | 23 |
| 24 void OnTouch(const TouchEvent& touch); | 24 void OnTouch(const TouchEvent& touch); |
| 25 | 25 |
| 26 // MotionEvent implementation. | 26 // MotionEvent implementation. |
| 27 virtual int GetId() const OVERRIDE; | 27 virtual int GetId() const override; |
| 28 virtual Action GetAction() const OVERRIDE; | 28 virtual Action GetAction() const override; |
| 29 virtual int GetActionIndex() const OVERRIDE; | 29 virtual int GetActionIndex() const override; |
| 30 virtual size_t GetPointerCount() const OVERRIDE; | 30 virtual size_t GetPointerCount() const override; |
| 31 virtual int GetPointerId(size_t pointer_index) const OVERRIDE; | 31 virtual int GetPointerId(size_t pointer_index) const override; |
| 32 virtual float GetX(size_t pointer_index) const OVERRIDE; | 32 virtual float GetX(size_t pointer_index) const override; |
| 33 virtual float GetY(size_t pointer_index) const OVERRIDE; | 33 virtual float GetY(size_t pointer_index) const override; |
| 34 virtual float GetRawX(size_t pointer_index) const OVERRIDE; | 34 virtual float GetRawX(size_t pointer_index) const override; |
| 35 virtual float GetRawY(size_t pointer_index) const OVERRIDE; | 35 virtual float GetRawY(size_t pointer_index) const override; |
| 36 virtual float GetTouchMajor(size_t pointer_index) const OVERRIDE; | 36 virtual float GetTouchMajor(size_t pointer_index) const override; |
| 37 virtual float GetTouchMinor(size_t pointer_index) const OVERRIDE; | 37 virtual float GetTouchMinor(size_t pointer_index) const override; |
| 38 virtual float GetOrientation(size_t pointer_index) const OVERRIDE; | 38 virtual float GetOrientation(size_t pointer_index) const override; |
| 39 virtual float GetPressure(size_t pointer_index) const OVERRIDE; | 39 virtual float GetPressure(size_t pointer_index) const override; |
| 40 virtual ToolType GetToolType(size_t pointer_index) const OVERRIDE; | 40 virtual ToolType GetToolType(size_t pointer_index) const override; |
| 41 virtual int GetButtonState() const OVERRIDE; | 41 virtual int GetButtonState() const override; |
| 42 virtual int GetFlags() const OVERRIDE; | 42 virtual int GetFlags() const override; |
| 43 virtual base::TimeTicks GetEventTime() const OVERRIDE; | 43 virtual base::TimeTicks GetEventTime() const override; |
| 44 | 44 |
| 45 virtual scoped_ptr<MotionEvent> Clone() const OVERRIDE; | 45 virtual scoped_ptr<MotionEvent> Clone() const override; |
| 46 virtual scoped_ptr<MotionEvent> Cancel() const OVERRIDE; | 46 virtual scoped_ptr<MotionEvent> Cancel() const override; |
| 47 | 47 |
| 48 int GetSourceDeviceId(size_t pointer_index) const; | 48 int GetSourceDeviceId(size_t pointer_index) const; |
| 49 | 49 |
| 50 // We can't cleanup removed touch points immediately upon receipt of a | 50 // We can't cleanup removed touch points immediately upon receipt of a |
| 51 // TouchCancel or TouchRelease, as the MotionEvent needs to be able to report | 51 // TouchCancel or TouchRelease, as the MotionEvent needs to be able to report |
| 52 // information about those touch events. Once the MotionEvent has been | 52 // information about those touch events. Once the MotionEvent has been |
| 53 // processed, we call CleanupRemovedTouchPoints to do the required | 53 // processed, we call CleanupRemovedTouchPoints to do the required |
| 54 // book-keeping. | 54 // book-keeping. |
| 55 void CleanupRemovedTouchPoints(const TouchEvent& event); | 55 void CleanupRemovedTouchPoints(const TouchEvent& event); |
| 56 | 56 |
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| 93 | 93 |
| 94 // We want constant time indexing by pointer_index, and fast indexing by id. | 94 // We want constant time indexing by pointer_index, and fast indexing by id. |
| 95 PointData active_touches_[MotionEvent::MAX_TOUCH_POINT_COUNT]; | 95 PointData active_touches_[MotionEvent::MAX_TOUCH_POINT_COUNT]; |
| 96 | 96 |
| 97 DISALLOW_COPY_AND_ASSIGN(MotionEventAura); | 97 DISALLOW_COPY_AND_ASSIGN(MotionEventAura); |
| 98 }; | 98 }; |
| 99 | 99 |
| 100 } // namespace ui | 100 } // namespace ui |
| 101 | 101 |
| 102 #endif // UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ | 102 #endif // UI_EVENTS_GESTURE_DETECTION_UI_MOTION_EVENT_H_ |
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