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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*);
toParentMediaElement(RenderObject * renderer)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 
displayType()84     MediaControlElementType displayType() { return m_displayType; }
85 
86     virtual void trace(Visitor*);
87 
88 protected:
89     MediaControlElement(MediaControls&, MediaControlElementType, HTMLElement*);
90 
mediaControls()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:
isMediaControlElement()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:
isMediaControlElement()122     virtual bool isMediaControlElement() const OVERRIDE FINAL { return true; }
123     MediaControlInputElement(MediaControls&, MediaControlElementType);
124 
125 private:
updateDisplayType()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);
currentValue()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