1 /*
2  * Copyright (C) 2007 Apple Inc.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1.  Redistributions of source code must retain the above copyright
9  *     notice, this list of conditions and the following disclaimer.
10  * 2.  Redistributions in binary form must reproduce the above copyright
11  *     notice, this list of conditions and the following disclaimer in the
12  *     documentation and/or other materials provided with the distribution.
13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14  *     its contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 
30 #ifndef Screen_h
31 #define Screen_h
32 
33 #include <wtf/PassRefPtr.h>
34 #include <wtf/RefCounted.h>
35 
36 namespace WebCore {
37 
38     class Frame;
39 
40     class Screen : public RefCounted<Screen> {
41     public:
create(Frame * frame)42         static PassRefPtr<Screen> create(Frame *frame) { return adoptRef(new Screen(frame)); }
43 
44         Frame* frame() const;
45         void disconnectFrame();
46 
47         unsigned height() const;
48         unsigned width() const;
49         unsigned colorDepth() const;
50         unsigned pixelDepth() const;
51         int availLeft() const;
52         int availTop() const;
53         unsigned availHeight() const;
54         unsigned availWidth() const;
55 
56     private:
57         Screen(Frame*);
58 
59         Frame* m_frame;
60     };
61 
62 } // namespace WebCore
63 
64 #endif // Screen_h
65