text: /*
   * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Library General Public
   * License as published by the Free Software Foundation; either
   * version 2 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Library General Public License for more details.
   *
   * You should have received a copy of the GNU Library General Public License
   * along with this library; see the file COPYING.LIB.  If not, write to
   * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   * Boston, MA 02110-1301, USA.
   *
   */
  
  #ifndef HTMLMeterElement_h
  #define HTMLMeterElement_h
  
  #include "core/html/LabelableElement.h"
  
  namespace WebCore {
  
  class ExceptionState;
  class MeterValueElement;
  class RenderMeter;
  
  class HTMLMeterElement FINAL : public LabelableElement {
  public:
      static PassRefPtrWillBeRawPtr<HTMLMeterElement> create(Document&);
  
      enum GaugeRegion {
          GaugeRegionOptimum,
          GaugeRegionSuboptimal,
          GaugeRegionEvenLessGood
      };
  
      double value() const;
      void setValue(double);
  
      double min() const;
      void setMin(double);
  
      double max() const;
      void setMax(double);
  
      double low() const;
      void setLow(double);
  
      double high() const;
      void setHigh(double);
  
      double optimum() const;
      void setOptimum(double);
  
      double valueRatio() const;
      GaugeRegion gaugeRegion() const;
  
      virtual bool canContainRangeEndPoint() const OVERRIDE { return false; }
  
      virtual void trace(Visitor*) OVERRIDE;
  
  private:
      explicit HTMLMeterElement(Document&);
      virtual ~HTMLMeterElement();
  
      virtual bool areAuthorShadowsAllowed() const OVERRIDE { return false; }
      RenderMeter* renderMeter() const;
  
      virtual bool supportLabels() const OVERRIDE { return true; }
  
      virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
      virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
  
      void didElementStateChange();
      virtual void didAddUserAgentShadowRoot(ShadowRoot&) OVERRIDE;
  
      RefPtrWillBeMember<MeterValueElement> m_value;
  };
  
  } // namespace
  
  #endif
  