/* -*- 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_GridTracks_h

#define mozilla_dom_GridTracks_h

#include "nsTArray.h"

#include "nsWrapperCache.h"

namespace mozilla {

struct ComputedGridTrackInfo;

namespace dom {

class GridDimension;

class GridTrack;

class GridTracks : public nsISupports

                 , public nsWrapperCache

{

public:

  explicit GridTracks(GridDimension* aParent);

protected:

  virtual ~GridTracks();

public:

  NS_DECL_CYCLE_COLLECTING_ISUPPORTS

  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(GridTracks)

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

  GridDimension* GetParentObject()

  {

    return mParent;

  }

  uint32_t Length() const;

  GridTrack* Item(uint32_t aIndex);

  GridTrack* IndexedGetter(uint32_t aIndex, bool& aFound);

  void SetTrackInfo(const mozilla::ComputedGridTrackInfo* aTrackInfo);

protected:

  RefPtr<GridDimension> mParent;

  nsTArray<RefPtr<GridTrack>> mTracks;

};

} // namespace dom

} // namespace mozilla

#endif /* mozilla_dom_GridTracks_h */