gecko-dev/dom/flex/FlexItemValues.h

/* -*- 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_FlexItemValues_h
#define mozilla_dom_FlexItemValues_h

#include "mozilla/dom/FlexBinding.h"
#include "nsISupports.h"
#include "nsWrapperCache.h"

struct ComputedFlexItemInfo;

class nsINode;

namespace mozilla {
namespace dom {

class DOMRectReadOnly;

class FlexLineValues;

class FlexItemValues : public nsISupports, public nsWrapperCache {
 public:
  explicit FlexItemValues(FlexLineValues* aParent,
                          const ComputedFlexItemInfo* aItem);

 protected:
  virtual ~FlexItemValues() = default;

 public:
  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(FlexItemValues)

  virtual JSObject* WrapObject(JSContext* aCx,
                               JS::Handle<JSObject*> aGivenProto) override;
  FlexLineValues* GetParentObject() { return mParent; }

  nsINode* GetNode() const;
  DOMRectReadOnly* FrameRect() const;
  double MainBaseSize() const;
  double MainDeltaSize() const;
  double MainMinSize() const;
  double MainMaxSize() const;
  double CrossMinSize() const;
  double CrossMaxSize() const;
  FlexItemClampState ClampState() const;

 protected:
  RefPtr<FlexLineValues> mParent;
  RefPtr<nsINode> mNode;
  RefPtr<DOMRectReadOnly> mFrameRect;

  // These sizes are all CSS pixel units.
  double mMainBaseSize;
  double mMainDeltaSize;
  double mMainMinSize;
  double mMainMaxSize;
  double mCrossMinSize;
  double mCrossMaxSize;
  FlexItemClampState mClampState;
};

}  // namespace dom
}  // namespace mozilla

#endif /* mozilla_dom_FlexItemValues_h */