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.
21 #ifndef HTMLMeterElement_h
22 #define HTMLMeterElement_h
24 #include "core/html/LabelableElement.h"
29 class MeterValueElement;
32 class HTMLMeterElement FINAL : public LabelableElement {
34 static PassRefPtrWillBeRawPtr<HTMLMeterElement> create(Document&);
38 GaugeRegionSuboptimal,
39 GaugeRegionEvenLessGood
43 void setValue(double);
57 double optimum() const;
58 void setOptimum(double);
60 double valueRatio() const;
61 GaugeRegion gaugeRegion() const;
63 virtual bool canContainRangeEndPoint() const OVERRIDE { return false; }
65 virtual void trace(Visitor*) OVERRIDE;
68 explicit HTMLMeterElement(Document&);
69 virtual ~HTMLMeterElement();
71 virtual bool areAuthorShadowsAllowed() const OVERRIDE { return false; }
72 RenderMeter* renderMeter() const;
74 virtual bool supportLabels() const OVERRIDE { return true; }
76 virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
77 virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
79 void didElementStateChange();
80 virtual void didAddUserAgentShadowRoot(ShadowRoot&) OVERRIDE;
82 RefPtrWillBeMember<MeterValueElement> m_value;