1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
// 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.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_)),
0,
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_WIN8_EDGE_SWIPE:
return UMA_ET_GESTURE_WIN8_EDGE_SWIPE;
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
|
