2 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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.
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.
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.
23 #include "core/rendering/RenderMeter.h"
25 #include "core/html/HTMLMeterElement.h"
26 #include "core/rendering/RenderTheme.h"
32 using namespace HTMLNames;
34 RenderMeter::RenderMeter(HTMLElement* element)
35 : RenderBlockFlow(element)
39 RenderMeter::~RenderMeter()
43 HTMLMeterElement* RenderMeter::meterElement() const
47 if (isHTMLMeterElement(*node()))
48 return toHTMLMeterElement(node());
50 ASSERT(node()->shadowHost());
51 return toHTMLMeterElement(node()->shadowHost());
54 void RenderMeter::updateLogicalWidth()
56 RenderBox::updateLogicalWidth();
58 IntSize frameSize = RenderTheme::theme().meterSizeForBounds(this, pixelSnappedIntRect(frameRect()));
59 setLogicalWidth(isHorizontalWritingMode() ? frameSize.width() : frameSize.height());
62 void RenderMeter::computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues& computedValues) const
64 RenderBox::computeLogicalHeight(logicalHeight, logicalTop, computedValues);
66 LayoutRect frame = frameRect();
67 if (isHorizontalWritingMode())
68 frame.setHeight(computedValues.m_extent);
70 frame.setWidth(computedValues.m_extent);
71 IntSize frameSize = RenderTheme::theme().meterSizeForBounds(this, pixelSnappedIntRect(frame));
72 computedValues.m_extent = isHorizontalWritingMode() ? frameSize.height() : frameSize.width();
75 double RenderMeter::valueRatio() const
77 return meterElement()->valueRatio();
80 void RenderMeter::updateFromElement()
82 paintInvalidationForWholeRenderer();
85 } // namespace WebCore