/* 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_ScrollAreaEvent_h_
#define mozilla_dom_ScrollAreaEvent_h_

#include "mozilla/EventForwards.h"
#include "mozilla/dom/DOMRect.h"
#include "mozilla/dom/ScrollAreaEventBinding.h"
#include "mozilla/dom/UIEvent.h"

namespace mozilla::dom {

class ScrollAreaEvent : public UIEvent {
 public:
  ScrollAreaEvent(EventTarget* aOwner, nsPresContext* aPresContext,
                  InternalScrollAreaEvent* aEvent);

  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ScrollAreaEvent, UIEvent)

  void Serialize(IPC::MessageWriter* aWriter,
                 bool aSerializeInterfaceType) override;
  bool Deserialize(IPC::MessageReader* aReader) override;

  virtual JSObject* WrapObjectInternal(
      JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
    return ScrollAreaEvent_Binding::Wrap(aCx, this, aGivenProto);
  }

  float X() const { return mClientArea->Left(); }

  float Y() const { return mClientArea->Top(); }

  float Width() const { return mClientArea->Width(); }

  float Height() const { return mClientArea->Height(); }

  void InitScrollAreaEvent(const nsAString& aType, bool aCanBubble,
                           bool aCancelable, nsGlobalWindowInner* aView,
                           int32_t aDetail, float aX, float aY, float aWidth,
                           float aHeight);

 protected:
  ~ScrollAreaEvent() = default;

  RefPtr<DOMRect> mClientArea;
};

}  // namespace mozilla::dom

already_AddRefed<mozilla::dom::ScrollAreaEvent> NS_NewDOMScrollAreaEvent(
    mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
    mozilla::InternalScrollAreaEvent* aEvent);

#endif  // mozilla_dom_ScrollAreaEvent_h_