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
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Portions Copyright 2013 Microsoft Open Technologies, Inc. */
#include "mozilla/dom/PointerEvent.h"
#include "mozilla/MouseEvents.h"
#include "prtime.h"
namespace mozilla {
namespace dom {
PointerEvent::PointerEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetPointerEvent* aEvent)
: MouseEvent(aOwner, aPresContext,
aEvent ? aEvent :
new WidgetPointerEvent(false, eVoidEvent, nullptr))
{
NS_ASSERTION(mEvent->mClass == ePointerEventClass,
"event type mismatch ePointerEventClass");
WidgetMouseEvent* mouseEvent = mEvent->AsMouseEvent();
if (aEvent) {
mEventIsInternal = false;
} else {
mEventIsInternal = true;
mEvent->mTime = PR_Now();
mEvent->mRefPoint = LayoutDeviceIntPoint(0, 0);
mouseEvent->inputSource = nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
}
// 5.2 Pointer Event types, for all pointer events, |detail| attribute SHOULD
// be 0.
mDetail = 0;
}
static uint16_t
ConvertStringToPointerType(const nsAString& aPointerTypeArg)
{
if (aPointerTypeArg.EqualsLiteral("mouse")) {
return nsIDOMMouseEvent::MOZ_SOURCE_MOUSE;
}
if (aPointerTypeArg.EqualsLiteral("pen")) {
return nsIDOMMouseEvent::MOZ_SOURCE_PEN;
}
if (aPointerTypeArg.EqualsLiteral("touch")) {
return nsIDOMMouseEvent::MOZ_SOURCE_TOUCH;
}
return nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
}
void
ConvertPointerTypeToString(uint16_t aPointerTypeSrc, nsAString& aPointerTypeDest)
{
switch (aPointerTypeSrc) {
case nsIDOMMouseEvent::MOZ_SOURCE_MOUSE:
aPointerTypeDest.AssignLiteral("mouse");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_PEN:
aPointerTypeDest.AssignLiteral("pen");
break;
case nsIDOMMouseEvent::MOZ_SOURCE_TOUCH:
aPointerTypeDest.AssignLiteral("touch");
break;
default:
aPointerTypeDest.Truncate();
break;
}
}
// static
already_AddRefed<PointerEvent>
PointerEvent::Constructor(EventTarget* aOwner,
const nsAString& aType,
const PointerEventInit& aParam)
{
RefPtr<PointerEvent> e = new PointerEvent(aOwner, nullptr, nullptr);
bool trusted = e->Init(aOwner);
e->InitMouseEvent(aType, aParam.mBubbles, aParam.mCancelable,
aParam.mView, aParam.mDetail, aParam.mScreenX,
aParam.mScreenY, aParam.mClientX, aParam.mClientY,
false, false, false, false, aParam.mButton,
aParam.mRelatedTarget);
e->InitializeExtraMouseEventDictionaryMembers(aParam);
WidgetPointerEvent* widgetEvent = e->mEvent->AsPointerEvent();
widgetEvent->pointerId = aParam.mPointerId;
widgetEvent->mWidth = aParam.mWidth;
widgetEvent->mHeight = aParam.mHeight;
widgetEvent->pressure = aParam.mPressure;
widgetEvent->tangentialPressure = aParam.mTangentialPressure;
widgetEvent->tiltX = aParam.mTiltX;
widgetEvent->tiltY = aParam.mTiltY;
widgetEvent->twist = aParam.mTwist;
widgetEvent->inputSource = ConvertStringToPointerType(aParam.mPointerType);
widgetEvent->mIsPrimary = aParam.mIsPrimary;
widgetEvent->buttons = aParam.mButtons;
e->SetTrusted(trusted);
e->SetComposed(aParam.mComposed);
return e.forget();
}
// static
already_AddRefed<PointerEvent>
PointerEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const PointerEventInit& aParam,
ErrorResult& aRv)
{
nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
return Constructor(owner, aType, aParam);
}
void
PointerEvent::GetPointerType(nsAString& aPointerType)
{
ConvertPointerTypeToString(mEvent->AsPointerEvent()->inputSource, aPointerType);
}
int32_t
PointerEvent::PointerId()
{
return mEvent->AsPointerEvent()->pointerId;
}
int32_t
PointerEvent::Width()
{
return mEvent->AsPointerEvent()->mWidth;
}
int32_t
PointerEvent::Height()
{
return mEvent->AsPointerEvent()->mHeight;
}
float
PointerEvent::Pressure()
{
return mEvent->AsPointerEvent()->pressure;
}
float
PointerEvent::TangentialPressure()
{
return mEvent->AsPointerEvent()->tangentialPressure;
}
int32_t
PointerEvent::TiltX()
{
return mEvent->AsPointerEvent()->tiltX;
}
int32_t
PointerEvent::TiltY()
{
return mEvent->AsPointerEvent()->tiltY;
}
int32_t
PointerEvent::Twist()
{
return mEvent->AsPointerEvent()->twist;
}
bool
PointerEvent::IsPrimary()
{
return mEvent->AsPointerEvent()->mIsPrimary;
}
} // namespace dom
} // namespace mozilla
using namespace mozilla;
using namespace mozilla::dom;
already_AddRefed<PointerEvent>
NS_NewDOMPointerEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetPointerEvent *aEvent)
{
RefPtr<PointerEvent> it = new PointerEvent(aOwner, aPresContext, aEvent);
return it.forget();
}
|
