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#include "config.h"
27
28#include "core/rendering/RenderMedia.h"
29
30#include "core/html/HTMLMediaElement.h"
31#include "core/rendering/RenderView.h"
32
33namespace blink {
34
35RenderMedia::RenderMedia(HTMLMediaElement* video)
36    : RenderImage(video)
37{
38    setImageResource(RenderImageResource::create());
39}
40
41RenderMedia::~RenderMedia()
42{
43}
44
45void RenderMedia::trace(Visitor* visitor)
46{
47    visitor->trace(m_children);
48    RenderImage::trace(visitor);
49}
50
51HTMLMediaElement* RenderMedia::mediaElement() const
52{
53    return toHTMLMediaElement(node());
54}
55
56void RenderMedia::layout()
57{
58    LayoutSize oldSize = contentBoxRect().size();
59
60    RenderImage::layout();
61
62    RenderBox* controlsRenderer = toRenderBox(m_children.firstChild());
63    if (!controlsRenderer)
64        return;
65
66    bool controlsNeedLayout = controlsRenderer->needsLayout();
67    LayoutSize newSize = contentBoxRect().size();
68    if (newSize == oldSize && !controlsNeedLayout)
69        return;
70
71    LayoutState state(*this, locationOffset());
72
73    controlsRenderer->setLocation(LayoutPoint(borderLeft(), borderTop()) + LayoutSize(paddingLeft(), paddingTop()));
74    controlsRenderer->style()->setHeight(Length(newSize.height(), Fixed));
75    controlsRenderer->style()->setWidth(Length(newSize.width(), Fixed));
76    controlsRenderer->forceLayout();
77    clearNeedsLayout();
78}
79
80bool RenderMedia::isChildAllowed(RenderObject* child, RenderStyle*) const
81{
82    // The only allowed child is the media controls. The user agent stylesheet
83    // (mediaControls.css) has ::-webkit-media-controls { display: flex; }. If
84    // author style sets display: inline we would get an inline renderer as a
85    // child of replaced content, which is not supposed to be possible. This
86    // check can be removed if ::-webkit-media-controls is made internal.
87    return child->isFlexibleBox();
88}
89
90void RenderMedia::paintReplaced(PaintInfo&, const LayoutPoint&)
91{
92}
93
94} // namespace blink
95