CSSUnitValue.h - mozsearch

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

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* 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 LAYOUT_STYLE_TYPEDOM_CSSUNITVALUE_H_

#define LAYOUT_STYLE_TYPEDOM_CSSUNITVALUE_H_

#include "js/TypeDecls.h"

#include "mozilla/dom/CSSNumericValue.h"

#include "nsString.h"

template <class T>

struct already_AddRefed;

template <class T>

class nsCOMPtr;

class nsISupports;

namespace mozilla {

struct CSSPropertyId;

class ErrorResult;

struct StyleUnitValue;

namespace dom {

class GlobalObject;

class CSSUnitValue final : public CSSNumericValue {

 public:

  CSSUnitValue(nsCOMPtr<nsISupports> aParent, double aValue,

               const nsACString& aUnit);

  static RefPtr<CSSUnitValue> Create(nsCOMPtr<nsISupports> aParent,

                                     const StyleUnitValue& aUnitValue);

  JSObject* WrapObject(JSContext* aCx,

                       JS::Handle<JSObject*> aGivenProto) override;

  // start of CSSUnitValue Web IDL declarations

  // https://drafts.css-houdini.org/css-typed-om-1/#dom-cssunitvalue-cssunitvalue

  static already_AddRefed<CSSUnitValue> Constructor(const GlobalObject& aGlobal,

                                                    double aValue,

                                                    const nsACString& aUnit,

                                                    ErrorResult& aRv);

  double Value() const;

  void SetValue(double aArg);

  void GetUnit(nsCString& aRetVal) const;

  // end of CSSUnitValue Web IDL declarations

  void ToCssTextWithProperty(const CSSPropertyId& aPropertyId,

                             nsACString& aDest) const;

  StyleUnitValue ToStyleUnitValue() const;

 private:

  virtual ~CSSUnitValue() = default;

  double mValue;

  const nsCString mUnit;

};

}  // namespace dom

}  // namespace mozilla

#endif  // LAYOUT_STYLE_TYPEDOM_CSSUNITVALUE_H_