/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_HTMLProgressElement_h

#define mozilla_dom_HTMLProgressElement_h

#include "mozilla/Attributes.h"

#include "nsGenericHTMLElement.h"

#include "nsAttrValue.h"

#include "nsAttrValueInlines.h"

#include <algorithm>

namespace mozilla {

namespace dom {

class HTMLProgressElement final : public nsGenericHTMLElement

{

public:

  explicit HTMLProgressElement(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo);

  EventStates IntrinsicState() const override;

  nsresult Clone(dom::NodeInfo*, nsINode** aResult) const override;

  virtual bool ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,

                              const nsAString& aValue,

                              nsIPrincipal* aMaybeScriptedPrincipal,

                              nsAttrValue& aResult) override;

  // WebIDL

  double Value() const;

  void SetValue(double aValue, ErrorResult& aRv)

  {

    SetDoubleAttr(nsGkAtoms::value, aValue, aRv);

  }

  double Max() const;

  void SetMax(double aValue, ErrorResult& aRv)

  {

    SetDoubleAttr(nsGkAtoms::max, aValue, aRv);

  }

  double Position() const;

protected:

  virtual ~HTMLProgressElement();

  virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;

protected:

  /**

   * Returns whethem the progress element is in the indeterminate state.

   * A progress element is in the indeterminate state if its value is ommited

   * or is not a floating point number..

   *

   * @return whether the progress element is in the indeterminate state.

   */

  bool IsIndeterminate() const;

  static const double kIndeterminatePosition;

  static const double kDefaultValue;

  static const double kDefaultMax;

};

} // namespace dom

} // namespace mozilla

#endif // mozilla_dom_HTMLProgressElement_h