1 /*
2  * Copyright (C) 2007, 2008, 2009, 2010 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  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #ifndef RenderMedia_h
27 #define RenderMedia_h
28 
29 #if ENABLE(VIDEO)
30 
31 #include "RenderImage.h"
32 
33 namespace WebCore {
34 
35 class HTMLMediaElement;
36 
37 class RenderMedia : public RenderImage {
38 public:
39     RenderMedia(HTMLMediaElement*);
40     RenderMedia(HTMLMediaElement*, const IntSize& intrinsicSize);
41     virtual ~RenderMedia();
42 
children()43     const RenderObjectChildList* children() const { return &m_children; }
children()44     RenderObjectChildList* children() { return &m_children; }
45 
46     HTMLMediaElement* mediaElement() const;
47 
48 protected:
49     virtual void layout();
50 
51 private:
virtualChildren()52     virtual RenderObjectChildList* virtualChildren() { return children(); }
virtualChildren()53     virtual const RenderObjectChildList* virtualChildren() const { return children(); }
54 
renderName()55     virtual const char* renderName() const { return "RenderMedia"; }
isMedia()56     virtual bool isMedia() const { return true; }
isImage()57     virtual bool isImage() const { return false; }
58 
requiresForcedStyleRecalcPropagation()59     virtual bool requiresForcedStyleRecalcPropagation() const { return true; }
60 
61     RenderObjectChildList m_children;
62 };
63 
toRenderMedia(RenderObject * object)64 inline RenderMedia* toRenderMedia(RenderObject* object)
65 {
66     ASSERT(!object || object->isMedia());
67     return static_cast<RenderMedia*>(object);
68 }
69 
70 // This will catch anyone doing an unnecessary cast.
71 void toRenderMedia(const RenderMedia*);
72 
73 } // namespace WebCore
74 
75 #endif
76 #endif // RenderMedia_h
77