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 

    33 namespace WebCore {

    34 

    35 class HTMLImageLoader;

    36 

    37 class HTMLVideoElement : public HTMLMediaElement {

    38 public:

    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     virtual const KURL poster() const { return m_posterURL; }

    48 

    49     // Fullscreen

    50     void webkitEnterFullscreen(bool isUserGesture, ExceptionCode&);

    51     void webkitExitFullscreen();

    52     bool webkitSupportsFullscreen();

    53     bool webkitDisplayingFullscreen();

    54 

    55     // FIXME: Maintain "FullScreen" capitalization scheme for backwards compatibility.

    56     // https://bugs.webkit.org/show_bug.cgi?id=36081

    57     void webkitEnterFullScreen(bool isUserGesture, ExceptionCode& ec) { webkitEnterFullscreen(isUserGesture, ec); }

    58     void webkitExitFullScreen() { webkitExitFullscreen(); }

    59 

    60     bool shouldDisplayPosterImage() const { return m_shouldDisplayPosterImage; }

    61 

    62     // Used by canvas to gain raw pixel access

    63     void paintCurrentFrameInContext(GraphicsContext*, const IntRect&);

    64 

    65 private:

    66     HTMLVideoElement(const QualifiedName&, Document*);

    67 

    68     virtual int tagPriority() const { return 5; }

    69     virtual bool rendererIsNeeded(RenderStyle*);

    70 #if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)

    71     virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);

    72 #endif

    73     virtual void attach();

    74     virtual void detach();

    75     virtual void parseMappedAttribute(Attribute*);

    76     virtual bool isVideo() const { return true; }

    77     virtual bool hasVideo() const { return player() && player()->hasVideo(); }

    78     virtual bool supportsFullscreen() const;

    79     virtual bool isURLAttribute(Attribute*) const;

    80     virtual const QualifiedName& imageSourceAttributeName() const;

    81 

    82     virtual bool hasAvailableVideoFrame() const;

    83     virtual void updatePosterImage();

    84     virtual void willMoveToNewOwnerDocument();

    85 

    86     OwnPtr<HTMLImageLoader> m_imageLoader;

    87     KURL m_posterURL;

    88     bool m_shouldDisplayPosterImage;

    89 };

    90 

    91 } //namespace

    92 

    93 #endif

    94 #endif