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 HTMLVideoElement_h
27#define HTMLVideoElement_h
28
29#if ENABLE(VIDEO)
30
31#include "HTMLMediaElement.h"
32
33namespace WebCore {
34
35class HTMLImageLoader;
36
37class HTMLVideoElement : public HTMLMediaElement {
38public:
39    static PassRefPtr<HTMLVideoElement> create(const QualifiedName&, Document*);
40
41    unsigned width() const;
42    unsigned height() const;
43
44    unsigned videoWidth() const;
45    unsigned videoHeight() const;
46
47    // Fullscreen
48    void webkitEnterFullscreen(bool isUserGesture, ExceptionCode&);
49    void webkitExitFullscreen();
50    bool webkitSupportsFullscreen();
51    bool webkitDisplayingFullscreen();
52
53    // FIXME: Maintain "FullScreen" capitalization scheme for backwards compatibility.
54    // https://bugs.webkit.org/show_bug.cgi?id=36081
55    void webkitEnterFullScreen(bool isUserGesture, ExceptionCode& ec) { webkitEnterFullscreen(isUserGesture, ec); }
56    void webkitExitFullScreen() { webkitExitFullscreen(); }
57
58#if ENABLE(MEDIA_STATISTICS)
59    // Statistics
60    unsigned webkitDecodedFrameCount() const;
61    unsigned webkitDroppedFrameCount() const;
62#endif
63
64    // Used by canvas to gain raw pixel access
65    void paintCurrentFrameInContext(GraphicsContext*, const IntRect&);
66
67    bool shouldDisplayPosterImage() const { return displayMode() == Poster || displayMode() == PosterWaitingForVideo; }
68
69private:
70    HTMLVideoElement(const QualifiedName&, Document*);
71
72    virtual bool rendererIsNeeded(RenderStyle*);
73#if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)
74    virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
75#endif
76    virtual void attach();
77    virtual void detach();
78    virtual void parseMappedAttribute(Attribute*);
79    virtual bool isVideo() const { return true; }
80    virtual bool hasVideo() const { return player() && player()->hasVideo(); }
81    virtual bool supportsFullscreen() const;
82    virtual bool isURLAttribute(Attribute*) const;
83    virtual const QualifiedName& imageSourceAttributeName() const;
84
85    virtual bool hasAvailableVideoFrame() const;
86    virtual void updateDisplayState();
87
88    virtual void willMoveToNewOwnerDocument();
89
90    virtual void setDisplayMode(DisplayMode);
91
92    OwnPtr<HTMLImageLoader> m_imageLoader;
93
94};
95
96} //namespace
97
98#endif
99#endif
100