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1 /*
2  * Copyright (C) 2006 Apple Computer, Inc.
3  * Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
4  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public License
17  * along with this library; see the file COPYING.LIB.  If not, write to
18  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  *
21 */
22 
23 #ifndef HitTestRequest_h
24 #define HitTestRequest_h
25 
26 namespace blink {
27 
28 class HitTestRequest {
29 public:
30     enum RequestType {
31         ReadOnly = 1 << 1,
32         Active = 1 << 2,
33         Move = 1 << 3,
34         Release = 1 << 4,
35         IgnoreClipping = 1 << 5,
36         SVGClipContent = 1 << 6,
37         TouchEvent = 1 << 7,
38         AllowChildFrameContent = 1 << 8,
39         ChildFrameHitTest = 1 << 9,
40         IgnorePointerEventsNone = 1 << 10,
41     };
42 
43     typedef unsigned HitTestRequestType;
44 
HitTestRequest(HitTestRequestType requestType)45     HitTestRequest(HitTestRequestType requestType)
46         : m_requestType(requestType)
47     {
48     }
49 
readOnly()50     bool readOnly() const { return m_requestType & ReadOnly; }
active()51     bool active() const { return m_requestType & Active; }
move()52     bool move() const { return m_requestType & Move; }
release()53     bool release() const { return m_requestType & Release; }
ignoreClipping()54     bool ignoreClipping() const { return m_requestType & IgnoreClipping; }
svgClipContent()55     bool svgClipContent() const { return m_requestType & SVGClipContent; }
touchEvent()56     bool touchEvent() const { return m_requestType & TouchEvent; }
mouseEvent()57     bool mouseEvent() const { return !touchEvent(); }
allowsChildFrameContent()58     bool allowsChildFrameContent() const { return m_requestType & AllowChildFrameContent; }
isChildFrameHitTest()59     bool isChildFrameHitTest() const { return m_requestType & ChildFrameHitTest; }
ignorePointerEventsNone()60     bool ignorePointerEventsNone() const { return m_requestType & IgnorePointerEventsNone; }
61 
62     // Convenience functions
touchMove()63     bool touchMove() const { return move() && touchEvent(); }
touchRelease()64     bool touchRelease() const { return release() && touchEvent(); }
65 
type()66     HitTestRequestType type() const { return m_requestType; }
67 
68 private:
69     HitTestRequestType m_requestType;
70 };
71 
72 } // namespace blink
73 
74 #endif // HitTestRequest_h
75