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
29using namespace std;
30
31namespace WebCore {
32
33using namespace HTMLNames;
34
35RenderMeter::RenderMeter(HTMLElement* element)
36    : RenderBlock(element)
37{
38}
39
40RenderMeter::~RenderMeter()
41{
42}
43
44HTMLMeterElement* RenderMeter::meterElement() const
45{
46    ASSERT(node());
47
48    if (isHTMLMeterElement(node()))
49        return toHTMLMeterElement(node());
50
51    ASSERT(node()->shadowHost());
52    return toHTMLMeterElement(node()->shadowHost());
53}
54
55void RenderMeter::updateLogicalWidth()
56{
57    RenderBox::updateLogicalWidth();
58
59    IntSize frameSize = theme()->meterSizeForBounds(this, pixelSnappedIntRect(frameRect()));
60    setLogicalWidth(isHorizontalWritingMode() ? frameSize.width() : frameSize.height());
61}
62
63void RenderMeter::computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues& computedValues) const
64{
65    RenderBox::computeLogicalHeight(logicalHeight, logicalTop, computedValues);
66
67    LayoutRect frame = frameRect();
68    if (isHorizontalWritingMode())
69        frame.setHeight(computedValues.m_extent);
70    else
71        frame.setWidth(computedValues.m_extent);
72    IntSize frameSize = theme()->meterSizeForBounds(this, pixelSnappedIntRect(frame));
73    computedValues.m_extent = isHorizontalWritingMode() ? frameSize.height() : frameSize.width();
74}
75
76void RenderMeter::updateFromElement()
77{
78    repaint();
79}
80
81} // namespace WebCore
82
83#endif
84