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      1 /*
      2  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
      3  * Copyright (C) 2012 Google Inc. All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *
      9  * 1.  Redistributions of source code must retain the above copyright
     10  *     notice, this list of conditions and the following disclaimer.
     11  * 2.  Redistributions in binary form must reproduce the above copyright
     12  *     notice, this list of conditions and the following disclaimer in the
     13  *     documentation and/or other materials provided with the distribution.
     14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     15  *     its contributors may be used to endorse or promote products derived
     16  *     from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #ifndef MediaControlElementTypes_h
     31 #define MediaControlElementTypes_h
     32 
     33 #include "core/html/HTMLDivElement.h"
     34 #include "core/html/HTMLInputElement.h"
     35 #include "core/rendering/RenderBlock.h"
     36 
     37 namespace blink {
     38 
     39 class HTMLMediaElement;
     40 class MediaControls;
     41 
     42 enum MediaControlElementType {
     43     MediaEnterFullscreenButton = 0,
     44     MediaMuteButton,
     45     MediaPlayButton,
     46     MediaSlider,
     47     MediaSliderThumb,
     48     MediaShowClosedCaptionsButton,
     49     MediaHideClosedCaptionsButton,
     50     MediaUnMuteButton,
     51     MediaPauseButton,
     52     MediaTimelineContainer,
     53     MediaCurrentTimeDisplay,
     54     MediaTimeRemainingDisplay,
     55     MediaStatusDisplay,
     56     MediaControlsPanel,
     57     MediaVolumeSliderContainer,
     58     MediaVolumeSlider,
     59     MediaVolumeSliderThumb,
     60     MediaFullScreenVolumeSlider,
     61     MediaFullScreenVolumeSliderThumb,
     62     MediaTextTrackDisplayContainer,
     63     MediaTextTrackDisplay,
     64     MediaExitFullscreenButton,
     65     MediaOverlayPlayButton,
     66     MediaCastOffButton,
     67     MediaCastOnButton,
     68     MediaOverlayCastOffButton,
     69     MediaOverlayCastOnButton,
     70 };
     71 
     72 HTMLMediaElement* toParentMediaElement(Node*);
     73 inline HTMLMediaElement* toParentMediaElement(RenderObject* renderer) { return toParentMediaElement(renderer->node()); }
     74 
     75 MediaControlElementType mediaControlElementType(Node*);
     76 
     77 // ----------------------------
     78 
     79 class MediaControlElement : public WillBeGarbageCollectedMixin {
     80 public:
     81     void hide();
     82     void show();
     83 
     84     MediaControlElementType displayType() { return m_displayType; }
     85 
     86     virtual void trace(Visitor*);
     87 
     88 protected:
     89     MediaControlElement(MediaControls&, MediaControlElementType, HTMLElement*);
     90 
     91     MediaControls& mediaControls() const { return m_mediaControls; }
     92     HTMLMediaElement& mediaElement() const;
     93 
     94     void setDisplayType(MediaControlElementType);
     95 
     96 private:
     97     MediaControls& m_mediaControls;
     98     MediaControlElementType m_displayType;
     99     RawPtrWillBeMember<HTMLElement> m_element;
    100 };
    101 
    102 // ----------------------------
    103 
    104 class MediaControlDivElement : public HTMLDivElement, public MediaControlElement {
    105     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MediaControlDivElement);
    106 public:
    107     virtual void trace(Visitor*) OVERRIDE;
    108 
    109 protected:
    110     virtual bool isMediaControlElement() const OVERRIDE FINAL { return true; }
    111     MediaControlDivElement(MediaControls&, MediaControlElementType);
    112 };
    113 
    114 // ----------------------------
    115 
    116 class MediaControlInputElement : public HTMLInputElement, public MediaControlElement {
    117     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(MediaControlInputElement);
    118 public:
    119     virtual void trace(Visitor*) OVERRIDE;
    120 
    121 protected:
    122     virtual bool isMediaControlElement() const OVERRIDE FINAL { return true; }
    123     MediaControlInputElement(MediaControls&, MediaControlElementType);
    124 
    125 private:
    126     virtual void updateDisplayType() { }
    127     virtual bool isMouseFocusable() const OVERRIDE;
    128 };
    129 
    130 // ----------------------------
    131 
    132 class MediaControlTimeDisplayElement : public MediaControlDivElement {
    133 public:
    134     void setCurrentValue(double);
    135     double currentValue() const { return m_currentValue; }
    136 
    137 protected:
    138     MediaControlTimeDisplayElement(MediaControls&, MediaControlElementType);
    139 
    140 private:
    141     double m_currentValue;
    142 };
    143 
    144 } // namespace blink
    145 
    146 #endif // MediaControlElementTypes_h
    147