1/*
2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21#include "config.h"
22#if ENABLE(METER_ELEMENT)
23#include "RenderMeter.h"
24
25#include "HTMLMeterElement.h"
26#include "HTMLNames.h"
27#include "RenderTheme.h"
28#include <wtf/IsoMallocInlines.h>
29
30namespace WebCore {
31
32using namespace HTMLNames;
33
34WTF_MAKE_ISO_ALLOCATED_IMPL(RenderMeter);
35
36RenderMeter::RenderMeter(HTMLElement& element, RenderStyle&& style)
37 : RenderBlockFlow(element, WTFMove(style))
38{
39}
40
41RenderMeter::~RenderMeter() = default;
42
43HTMLMeterElement* RenderMeter::meterElement() const
44{
45 ASSERT(element());
46
47 if (is<HTMLMeterElement>(*element()))
48 return downcast<HTMLMeterElement>(element());
49
50 ASSERT(element()->shadowHost());
51 return downcast<HTMLMeterElement>(element()->shadowHost());
52}
53
54void RenderMeter::updateLogicalWidth()
55{
56 RenderBox::updateLogicalWidth();
57
58 IntSize frameSize = theme().meterSizeForBounds(*this, snappedIntRect(frameRect()));
59 setLogicalWidth(isHorizontalWritingMode() ? frameSize.width() : frameSize.height());
60}
61
62RenderBox::LogicalExtentComputedValues RenderMeter::computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop) const
63{
64 auto computedValues = RenderBox::computeLogicalHeight(logicalHeight, logicalTop);
65 LayoutRect frame = frameRect();
66 if (isHorizontalWritingMode())
67 frame.setHeight(computedValues.m_extent);
68 else
69 frame.setWidth(computedValues.m_extent);
70 IntSize frameSize = theme().meterSizeForBounds(*this, snappedIntRect(frame));
71 computedValues.m_extent = isHorizontalWritingMode() ? frameSize.height() : frameSize.width();
72 return computedValues;
73}
74
75void RenderMeter::updateFromElement()
76{
77 repaint();
78}
79
80} // namespace WebCore
81
82#endif
83