Line data Source code
1 : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 : /* This Source Code Form is subject to the terms of the Mozilla Public
4 : * License, v. 2.0. If a copy of the MPL was not distributed with this
5 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
6 : *
7 : * Portions Copyright 2013 Microsoft Open Technologies, Inc. */
8 :
9 : #include "mozilla/dom/PointerEvent.h"
10 : #include "mozilla/MouseEvents.h"
11 : #include "prtime.h"
12 :
13 : namespace mozilla {
14 : namespace dom {
15 :
16 0 : PointerEvent::PointerEvent(EventTarget* aOwner,
17 : nsPresContext* aPresContext,
18 0 : WidgetPointerEvent* aEvent)
19 : : MouseEvent(aOwner, aPresContext,
20 : aEvent ? aEvent :
21 0 : new WidgetPointerEvent(false, eVoidEvent, nullptr))
22 : {
23 0 : NS_ASSERTION(mEvent->mClass == ePointerEventClass,
24 : "event type mismatch ePointerEventClass");
25 :
26 0 : WidgetMouseEvent* mouseEvent = mEvent->AsMouseEvent();
27 0 : if (aEvent) {
28 0 : mEventIsInternal = false;
29 : } else {
30 0 : mEventIsInternal = true;
31 0 : mEvent->mTime = PR_Now();
32 0 : mEvent->mRefPoint = LayoutDeviceIntPoint(0, 0);
33 0 : mouseEvent->inputSource = nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
34 : }
35 : // 5.2 Pointer Event types, for all pointer events, |detail| attribute SHOULD
36 : // be 0.
37 0 : mDetail = 0;
38 0 : }
39 :
40 : static uint16_t
41 0 : ConvertStringToPointerType(const nsAString& aPointerTypeArg)
42 : {
43 0 : if (aPointerTypeArg.EqualsLiteral("mouse")) {
44 0 : return nsIDOMMouseEvent::MOZ_SOURCE_MOUSE;
45 : }
46 0 : if (aPointerTypeArg.EqualsLiteral("pen")) {
47 0 : return nsIDOMMouseEvent::MOZ_SOURCE_PEN;
48 : }
49 0 : if (aPointerTypeArg.EqualsLiteral("touch")) {
50 0 : return nsIDOMMouseEvent::MOZ_SOURCE_TOUCH;
51 : }
52 :
53 0 : return nsIDOMMouseEvent::MOZ_SOURCE_UNKNOWN;
54 : }
55 :
56 : void
57 0 : ConvertPointerTypeToString(uint16_t aPointerTypeSrc, nsAString& aPointerTypeDest)
58 : {
59 0 : switch (aPointerTypeSrc) {
60 : case nsIDOMMouseEvent::MOZ_SOURCE_MOUSE:
61 0 : aPointerTypeDest.AssignLiteral("mouse");
62 0 : break;
63 : case nsIDOMMouseEvent::MOZ_SOURCE_PEN:
64 0 : aPointerTypeDest.AssignLiteral("pen");
65 0 : break;
66 : case nsIDOMMouseEvent::MOZ_SOURCE_TOUCH:
67 0 : aPointerTypeDest.AssignLiteral("touch");
68 0 : break;
69 : default:
70 0 : aPointerTypeDest.Truncate();
71 0 : break;
72 : }
73 0 : }
74 :
75 : // static
76 : already_AddRefed<PointerEvent>
77 0 : PointerEvent::Constructor(EventTarget* aOwner,
78 : const nsAString& aType,
79 : const PointerEventInit& aParam)
80 : {
81 0 : RefPtr<PointerEvent> e = new PointerEvent(aOwner, nullptr, nullptr);
82 0 : bool trusted = e->Init(aOwner);
83 :
84 0 : e->InitMouseEvent(aType, aParam.mBubbles, aParam.mCancelable,
85 0 : aParam.mView, aParam.mDetail, aParam.mScreenX,
86 0 : aParam.mScreenY, aParam.mClientX, aParam.mClientY,
87 0 : false, false, false, false, aParam.mButton,
88 0 : aParam.mRelatedTarget);
89 0 : e->InitializeExtraMouseEventDictionaryMembers(aParam);
90 :
91 0 : WidgetPointerEvent* widgetEvent = e->mEvent->AsPointerEvent();
92 0 : widgetEvent->pointerId = aParam.mPointerId;
93 0 : widgetEvent->mWidth = aParam.mWidth;
94 0 : widgetEvent->mHeight = aParam.mHeight;
95 0 : widgetEvent->pressure = aParam.mPressure;
96 0 : widgetEvent->tangentialPressure = aParam.mTangentialPressure;
97 0 : widgetEvent->tiltX = aParam.mTiltX;
98 0 : widgetEvent->tiltY = aParam.mTiltY;
99 0 : widgetEvent->twist = aParam.mTwist;
100 0 : widgetEvent->inputSource = ConvertStringToPointerType(aParam.mPointerType);
101 0 : widgetEvent->mIsPrimary = aParam.mIsPrimary;
102 0 : widgetEvent->buttons = aParam.mButtons;
103 :
104 0 : e->SetTrusted(trusted);
105 0 : e->SetComposed(aParam.mComposed);
106 0 : return e.forget();
107 : }
108 :
109 : // static
110 : already_AddRefed<PointerEvent>
111 0 : PointerEvent::Constructor(const GlobalObject& aGlobal,
112 : const nsAString& aType,
113 : const PointerEventInit& aParam,
114 : ErrorResult& aRv)
115 : {
116 0 : nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
117 0 : return Constructor(owner, aType, aParam);
118 : }
119 :
120 : void
121 0 : PointerEvent::GetPointerType(nsAString& aPointerType)
122 : {
123 0 : ConvertPointerTypeToString(mEvent->AsPointerEvent()->inputSource, aPointerType);
124 0 : }
125 :
126 : int32_t
127 0 : PointerEvent::PointerId()
128 : {
129 0 : return mEvent->AsPointerEvent()->pointerId;
130 : }
131 :
132 : int32_t
133 0 : PointerEvent::Width()
134 : {
135 0 : return mEvent->AsPointerEvent()->mWidth;
136 : }
137 :
138 : int32_t
139 0 : PointerEvent::Height()
140 : {
141 0 : return mEvent->AsPointerEvent()->mHeight;
142 : }
143 :
144 : float
145 0 : PointerEvent::Pressure()
146 : {
147 0 : return mEvent->AsPointerEvent()->pressure;
148 : }
149 :
150 : float
151 0 : PointerEvent::TangentialPressure()
152 : {
153 0 : return mEvent->AsPointerEvent()->tangentialPressure;
154 : }
155 :
156 : int32_t
157 0 : PointerEvent::TiltX()
158 : {
159 0 : return mEvent->AsPointerEvent()->tiltX;
160 : }
161 :
162 : int32_t
163 0 : PointerEvent::TiltY()
164 : {
165 0 : return mEvent->AsPointerEvent()->tiltY;
166 : }
167 :
168 : int32_t
169 0 : PointerEvent::Twist()
170 : {
171 0 : return mEvent->AsPointerEvent()->twist;
172 : }
173 :
174 : bool
175 0 : PointerEvent::IsPrimary()
176 : {
177 0 : return mEvent->AsPointerEvent()->mIsPrimary;
178 : }
179 :
180 : } // namespace dom
181 : } // namespace mozilla
182 :
183 : using namespace mozilla;
184 : using namespace mozilla::dom;
185 :
186 : already_AddRefed<PointerEvent>
187 0 : NS_NewDOMPointerEvent(EventTarget* aOwner,
188 : nsPresContext* aPresContext,
189 : WidgetPointerEvent *aEvent)
190 : {
191 0 : RefPtr<PointerEvent> it = new PointerEvent(aOwner, aPresContext, aEvent);
192 0 : return it.forget();
193 : }
|
