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 3 // found in the LICENSE file. 4 5 #ifndef UI_EVENTS_GESTURE_DETECTION_GESTURE_TOUCH_UMA_HISTOGRAM_H_ 6 #define UI_EVENTS_GESTURE_DETECTION_GESTURE_TOUCH_UMA_HISTOGRAM_H_ 7 8 #include "base/time/time.h" 9 #include "ui/events/gesture_detection/gesture_detection_export.h" 10 #include "ui/events/gesture_detection/gesture_event_data.h" 11 #include "ui/events/gesture_detection/motion_event.h" 12 13 namespace ui { 14 15 enum UMAEventType { 16 // WARNING: Do not change the numerical values of any of these types. 17 // Do not remove deprecated types - just comment them as deprecated. 18 UMA_ET_UNKNOWN = 0, 19 UMA_ET_TOUCH_RELEASED = 1, 20 UMA_ET_TOUCH_PRESSED = 2, 21 UMA_ET_TOUCH_MOVED = 3, 22 UMA_ET_TOUCH_STATIONARY = 4, // Deprecated. Do not remove. 23 UMA_ET_TOUCH_CANCELLED = 5, 24 UMA_ET_GESTURE_SCROLL_BEGIN = 6, 25 UMA_ET_GESTURE_SCROLL_END = 7, 26 UMA_ET_GESTURE_SCROLL_UPDATE = 8, 27 UMA_ET_GESTURE_TAP = 9, 28 UMA_ET_GESTURE_TAP_DOWN = 10, 29 UMA_ET_GESTURE_BEGIN = 11, 30 UMA_ET_GESTURE_END = 12, 31 UMA_ET_GESTURE_DOUBLE_TAP = 13, 32 UMA_ET_GESTURE_TRIPLE_TAP = 14, 33 UMA_ET_GESTURE_TWO_FINGER_TAP = 15, 34 UMA_ET_GESTURE_PINCH_BEGIN = 16, 35 UMA_ET_GESTURE_PINCH_END = 17, 36 UMA_ET_GESTURE_PINCH_UPDATE = 18, 37 UMA_ET_GESTURE_LONG_PRESS = 19, 38 UMA_ET_GESTURE_SWIPE_2 = 20, // Swipe with 2 fingers 39 UMA_ET_SCROLL = 21, 40 UMA_ET_SCROLL_FLING_START = 22, 41 UMA_ET_SCROLL_FLING_CANCEL = 23, 42 UMA_ET_GESTURE_SWIPE_3 = 24, // Swipe with 3 fingers 43 UMA_ET_GESTURE_SWIPE_4P = 25, // Swipe with 4+ fingers 44 UMA_ET_GESTURE_SCROLL_UPDATE_2 = 26, 45 UMA_ET_GESTURE_SCROLL_UPDATE_3 = 27, 46 UMA_ET_GESTURE_SCROLL_UPDATE_4P = 28, 47 UMA_ET_GESTURE_PINCH_UPDATE_3 = 29, 48 UMA_ET_GESTURE_PINCH_UPDATE_4P = 30, 49 UMA_ET_GESTURE_LONG_TAP = 31, 50 UMA_ET_GESTURE_SHOW_PRESS = 32, 51 UMA_ET_GESTURE_TAP_CANCEL = 33, 52 UMA_ET_GESTURE_WIN8_EDGE_SWIPE = 34, 53 UMA_ET_GESTURE_SWIPE_1 = 35, // Swipe with 1 finger 54 UMA_ET_GESTURE_TAP_UNCONFIRMED = 36, 55 // NOTE: Add new event types only immediately above this line. Make sure to 56 // update the UIEventType enum in tools/metrics/histograms/histograms.xml 57 // accordingly. 58 UMA_ET_COUNT 59 }; 60 61 // Records some touch/gesture event specific details (e.g. what gestures are 62 // targetted to which components etc.) 63 class GESTURE_DETECTION_EXPORT GestureTouchUMAHistogram { 64 public: 65 GestureTouchUMAHistogram(); 66 ~GestureTouchUMAHistogram(); 67 68 static void RecordGestureEvent(const ui::GestureEventData& gesture); 69 void RecordTouchEvent(const ui::MotionEvent& event); 70 71 private: 72 static UMAEventType UMAEventTypeFromEvent(const GestureEventData& gesture); 73 74 // The first finger's press time. 75 base::TimeTicks start_time_; 76 // The first finger's press location. 77 gfx::Point start_touch_position_; 78 // The maximum distance the first touch point travelled from its starting 79 // location in pixels. 80 float max_distance_from_start_squared_; 81 bool is_single_finger_; 82 }; 83 84 } // namespace ui 85 86 #endif // UI_EVENTS_GESTURE_DETECTION_GESTURE_TOUCH_UMA_HISTOGRAM_H_ 87
