| // 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. |
| |
| #include "ui/events/gesture_detection/gesture_touch_uma_histogram.h" |
| |
| #include "base/metrics/histogram_macros.h" |
| |
| namespace ui { |
| |
| GestureTouchUMAHistogram::GestureTouchUMAHistogram() |
| : max_distance_from_start_squared_(0), is_single_finger_(true) { |
| } |
| |
| GestureTouchUMAHistogram::~GestureTouchUMAHistogram() { |
| } |
| |
| void GestureTouchUMAHistogram::RecordGestureEvent( |
| const GestureEventData& gesture) { |
| UMA_HISTOGRAM_ENUMERATION( |
| "Event.GestureCreated", UMAEventTypeFromEvent(gesture), UMA_ET_COUNT); |
| } |
| |
| void GestureTouchUMAHistogram::RecordTouchEvent(const MotionEvent& event) { |
| if (event.GetAction() == MotionEvent::Action::DOWN) { |
| start_time_ = event.GetEventTime(); |
| start_touch_position_ = gfx::Point(event.GetX(), event.GetY()); |
| is_single_finger_ = true; |
| max_distance_from_start_squared_ = 0; |
| } else if (event.GetAction() == MotionEvent::Action::MOVE && |
| is_single_finger_) { |
| float cur_dist = (start_touch_position_ - |
| gfx::Point(event.GetX(), event.GetY())).LengthSquared(); |
| if (cur_dist > max_distance_from_start_squared_) |
| max_distance_from_start_squared_ = cur_dist; |
| } else { |
| if (event.GetAction() == MotionEvent::Action::UP && is_single_finger_) { |
| UMA_HISTOGRAM_CUSTOM_COUNTS( |
| "Event.TouchMaxDistance", |
| static_cast<int>(sqrt(max_distance_from_start_squared_)), |
| 1, |
| 1500, |
| 50); |
| |
| base::TimeDelta duration = event.GetEventTime() - start_time_; |
| UMA_HISTOGRAM_TIMES("Event.TouchDuration", duration); |
| } |
| is_single_finger_ = false; |
| } |
| } |
| |
| UMAEventType GestureTouchUMAHistogram::UMAEventTypeFromEvent( |
| const GestureEventData& gesture) { |
| switch (gesture.type()) { |
| case ET_TOUCH_RELEASED: |
| return UMA_ET_TOUCH_RELEASED; |
| case ET_TOUCH_PRESSED: |
| return UMA_ET_TOUCH_PRESSED; |
| case ET_TOUCH_MOVED: |
| return UMA_ET_TOUCH_MOVED; |
| case ET_TOUCH_CANCELLED: |
| return UMA_ET_TOUCH_CANCELLED; |
| case ET_GESTURE_SCROLL_BEGIN: |
| return UMA_ET_GESTURE_SCROLL_BEGIN; |
| case ET_GESTURE_SCROLL_END: |
| return UMA_ET_GESTURE_SCROLL_END; |
| case ET_GESTURE_SCROLL_UPDATE: { |
| int touch_points = gesture.details.touch_points(); |
| if (touch_points == 1) |
| return UMA_ET_GESTURE_SCROLL_UPDATE; |
| else if (touch_points == 2) |
| return UMA_ET_GESTURE_SCROLL_UPDATE_2; |
| else if (touch_points == 3) |
| return UMA_ET_GESTURE_SCROLL_UPDATE_3; |
| return UMA_ET_GESTURE_SCROLL_UPDATE_4P; |
| } |
| case ET_GESTURE_TAP: { |
| int tap_count = gesture.details.tap_count(); |
| if (tap_count == 1) |
| return UMA_ET_GESTURE_TAP; |
| if (tap_count == 2) |
| return UMA_ET_GESTURE_DOUBLE_TAP; |
| if (tap_count == 3) |
| return UMA_ET_GESTURE_TRIPLE_TAP; |
| NOTREACHED() << "Received tap with tapcount " << tap_count; |
| return UMA_ET_UNKNOWN; |
| } |
| case ET_GESTURE_TAP_DOWN: |
| return UMA_ET_GESTURE_TAP_DOWN; |
| case ET_GESTURE_BEGIN: |
| return UMA_ET_GESTURE_BEGIN; |
| case ET_GESTURE_END: |
| return UMA_ET_GESTURE_END; |
| case ET_GESTURE_TWO_FINGER_TAP: |
| return UMA_ET_GESTURE_TWO_FINGER_TAP; |
| case ET_GESTURE_PINCH_BEGIN: |
| return UMA_ET_GESTURE_PINCH_BEGIN; |
| case ET_GESTURE_PINCH_END: |
| return UMA_ET_GESTURE_PINCH_END; |
| case ET_GESTURE_PINCH_UPDATE: { |
| int touch_points = gesture.details.touch_points(); |
| if (touch_points >= 4) |
| return UMA_ET_GESTURE_PINCH_UPDATE_4P; |
| else if (touch_points == 3) |
| return UMA_ET_GESTURE_PINCH_UPDATE_3; |
| return UMA_ET_GESTURE_PINCH_UPDATE; |
| } |
| case ET_GESTURE_LONG_PRESS: |
| return UMA_ET_GESTURE_LONG_PRESS; |
| case ET_GESTURE_LONG_TAP: |
| return UMA_ET_GESTURE_LONG_TAP; |
| case ET_GESTURE_SWIPE: { |
| int touch_points = gesture.details.touch_points(); |
| if (touch_points == 1) |
| return UMA_ET_GESTURE_SWIPE_1; |
| else if (touch_points == 2) |
| return UMA_ET_GESTURE_SWIPE_2; |
| else if (touch_points == 3) |
| return UMA_ET_GESTURE_SWIPE_3; |
| return UMA_ET_GESTURE_SWIPE_4P; |
| } |
| case ET_GESTURE_TAP_CANCEL: |
| return UMA_ET_GESTURE_TAP_CANCEL; |
| case ET_GESTURE_SHOW_PRESS: |
| return UMA_ET_GESTURE_SHOW_PRESS; |
| case ET_SCROLL: |
| return UMA_ET_SCROLL; |
| case ET_SCROLL_FLING_START: |
| return UMA_ET_SCROLL_FLING_START; |
| case ET_SCROLL_FLING_CANCEL: |
| return UMA_ET_SCROLL_FLING_CANCEL; |
| case ET_GESTURE_TAP_UNCONFIRMED: |
| return UMA_ET_GESTURE_TAP_UNCONFIRMED; |
| case ET_GESTURE_DOUBLE_TAP: |
| return UMA_ET_GESTURE_DOUBLE_TAP; |
| default: |
| NOTREACHED(); |
| return UMA_ET_UNKNOWN; |
| } |
| } |
| |
| } // namespace ui |