forked from chromium/chromium
-
Notifications
You must be signed in to change notification settings - Fork 0
/
events_default.cc
157 lines (134 loc) · 4.99 KB
/
events_default.cc
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
145
146
147
148
149
150
151
152
153
154
155
156
157
// Copyright (c) 2013 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/event.h"
#include "ui/events/event_constants.h"
#include "ui/events/event_utils.h"
namespace ui {
base::TimeTicks EventTimeFromNative(const PlatformEvent& native_event) {
const ui::Event* event = static_cast<const ui::Event*>(native_event);
return event->time_stamp();
}
int EventFlagsFromNative(const PlatformEvent& native_event) {
const ui::Event* event = static_cast<const ui::Event*>(native_event);
return event->flags();
}
EventType EventTypeFromNative(const PlatformEvent& native_event) {
const ui::Event* event = static_cast<const ui::Event*>(native_event);
return event->type();
}
gfx::Point EventSystemLocationFromNative(const PlatformEvent& native_event) {
const ui::LocatedEvent* e =
static_cast<const ui::LocatedEvent*>(native_event);
DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() ||
e->IsScrollEvent());
return e->location();
}
gfx::PointF EventLocationFromNative(const PlatformEvent& native_event) {
const ui::LocatedEvent* e =
static_cast<const ui::LocatedEvent*>(native_event);
DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() ||
e->IsScrollEvent());
return e->location_f();
}
int GetChangedMouseButtonFlagsFromNative(const PlatformEvent& native_event) {
const ui::MouseEvent* event =
static_cast<const ui::MouseEvent*>(native_event);
DCHECK(event->IsMouseEvent() || event->IsScrollEvent());
return event->changed_button_flags();
}
PointerDetails GetMousePointerDetailsFromNative(
const PlatformEvent& native_event) {
const ui::MouseEvent* event =
static_cast<const ui::MouseEvent*>(native_event);
DCHECK(event->IsMouseEvent() || event->IsScrollEvent());
PointerDetails pointer_detail = event->pointer_details();
pointer_detail.id = MouseEvent::kMousePointerId;
return pointer_detail;
}
KeyboardCode KeyboardCodeFromNative(const PlatformEvent& native_event) {
const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event);
DCHECK(event->IsKeyEvent());
return event->key_code();
}
DomCode CodeFromNative(const PlatformEvent& native_event) {
const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event);
DCHECK(event->IsKeyEvent());
return event->code();
}
bool IsCharFromNative(const PlatformEvent& native_event) {
const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event);
DCHECK(event->IsKeyEvent());
return event->is_char();
}
gfx::Vector2d GetMouseWheelOffset(const PlatformEvent& native_event) {
const ui::MouseWheelEvent* event =
static_cast<const ui::MouseWheelEvent*>(native_event);
DCHECK(event->type() == ET_MOUSEWHEEL);
return event->offset();
}
PlatformEvent CopyNativeEvent(const PlatformEvent& event) {
return NULL;
}
void ReleaseCopiedNativeEvent(const PlatformEvent& event) {}
void ClearTouchIdIfReleased(const PlatformEvent& xev) {}
// TODO(687724): Will remove all GetTouchId functions.
int GetTouchId(const PlatformEvent& native_event) {
const ui::TouchEvent* event =
static_cast<const ui::TouchEvent*>(native_event);
DCHECK(event->IsTouchEvent());
return event->pointer_details().id;
}
PointerDetails GetTouchPointerDetailsFromNative(
const PlatformEvent& native_event) {
const ui::TouchEvent* event =
static_cast<const ui::TouchEvent*>(native_event);
DCHECK(event->IsTouchEvent());
return event->pointer_details();
}
bool GetScrollOffsets(const PlatformEvent& native_event,
float* x_offset,
float* y_offset,
float* x_offset_ordinal,
float* y_offset_ordinal,
int* finger_count,
EventMomentumPhase* momentum_phase) {
const ui::ScrollEvent* event =
static_cast<const ui::ScrollEvent*>(native_event);
DCHECK(event->IsScrollEvent());
if (x_offset)
*x_offset = event->x_offset();
if (y_offset)
*y_offset = event->y_offset();
if (x_offset_ordinal)
*x_offset_ordinal = event->x_offset_ordinal();
if (y_offset_ordinal)
*y_offset_ordinal = event->y_offset_ordinal();
if (finger_count)
*finger_count = event->finger_count();
if (momentum_phase)
*momentum_phase = event->momentum_phase();
return true;
}
bool GetFlingData(const PlatformEvent& native_event,
float* vx,
float* vy,
float* vx_ordinal,
float* vy_ordinal,
bool* is_cancel) {
const ui::ScrollEvent* event =
static_cast<const ui::ScrollEvent*>(native_event);
DCHECK(event->IsScrollEvent());
if (vx)
*vx = event->x_offset();
if (vy)
*vy = event->y_offset();
if (vx_ordinal)
*vx_ordinal = event->x_offset_ordinal();
if (vy_ordinal)
*vy_ordinal = event->y_offset_ordinal();
if (is_cancel)
*is_cancel = event->type() == ET_SCROLL_FLING_CANCEL;
return true;
}
} // namespace ui