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/* -*- 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_MouseEvent_h_
#define mozilla_dom_MouseEvent_h_

#include "mozilla/dom/BindingDeclarations.h"
#include "mozilla/dom/UIEvent.h"
#include "mozilla/dom/MouseEventBinding.h"
#include "mozilla/EventForwards.h"
#include "nsIDOMMouseEvent.h"

namespace mozilla {
namespace dom {

class MouseEvent : public UIEvent, public nsIDOMMouseEvent {
 public:
  MouseEvent(EventTarget* aOwner, nsPresContext* aPresContext,
             WidgetMouseEventBase* aEvent);

  NS_DECL_ISUPPORTS_INHERITED

  // nsIDOMMouseEvent Interface
  NS_DECL_NSIDOMMOUSEEVENT

  // Forward to base class
  NS_FORWARD_TO_UIEVENT

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

  // Web IDL binding methods
  virtual uint32_t Which(CallerType aCallerType) override {
    return Button() + 1;
  }

  int32_t ScreenX(CallerType aCallerType);
  int32_t ScreenY(CallerType aCallerType);
  int32_t ClientX();
  int32_t ClientY();
  int32_t OffsetX();
  int32_t OffsetY();
  bool CtrlKey();
  bool ShiftKey();
  bool AltKey();
  bool MetaKey();
  int16_t Button();
  uint16_t Buttons();
  already_AddRefed<EventTarget> GetRelatedTarget();
  void GetRegion(nsAString& aRegion);
  void InitMouseEvent(const nsAString& aType, bool aCanBubble, bool aCancelable,
                      nsGlobalWindowInner* aView, int32_t aDetail,
                      int32_t aScreenX, int32_t aScreenY, int32_t aClientX,
                      int32_t aClientY, bool aCtrlKey, bool aAltKey,
                      bool aShiftKey, bool aMetaKey, uint16_t aButton,
                      EventTarget* aRelatedTarget);

  void InitializeExtraMouseEventDictionaryMembers(const MouseEventInit& aParam);

  bool GetModifierState(const nsAString& aKeyArg) {
    return GetModifierStateInternal(aKeyArg);
  }
  static already_AddRefed<MouseEvent> Constructor(const GlobalObject& aGlobal,
                                                  const nsAString& aType,
                                                  const MouseEventInit& aParam,
                                                  ErrorResult& aRv);
  int32_t MovementX() { return GetMovementPoint().x; }
  int32_t MovementY() { return GetMovementPoint().y; }
  float MozPressure() const;
  bool HitCluster() const;
  uint16_t MozInputSource() const;
  void InitNSMouseEvent(const nsAString& aType, bool aCanBubble,
                        bool aCancelable, nsGlobalWindowInner* aView,
                        int32_t aDetail, int32_t aScreenX, int32_t aScreenY,
                        int32_t aClientX, int32_t aClientY, bool aCtrlKey,
                        bool aAltKey, bool aShiftKey, bool aMetaKey,
                        uint16_t aButton, EventTarget* aRelatedTarget,
                        float aPressure, uint16_t aInputSource);

 protected:
  ~MouseEvent() {}

  void InitMouseEvent(const nsAString& aType, bool aCanBubble, bool aCancelable,
                      nsGlobalWindowInner* aView, int32_t aDetail,
                      int32_t aScreenX, int32_t aScreenY, int32_t aClientX,
                      int32_t aClientY, int16_t aButton,
                      EventTarget* aRelatedTarget,
                      const nsAString& aModifiersList);
};

}  // namespace dom
}  // namespace mozilla

#define NS_FORWARD_TO_MOUSEEVENT            \
  NS_FORWARD_NSIDOMMOUSEEVENT(MouseEvent::) \
  NS_FORWARD_TO_UIEVENT

already_AddRefed<mozilla::dom::MouseEvent> NS_NewDOMMouseEvent(
    mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
    mozilla::WidgetMouseEvent* aEvent);

#endif  // mozilla_dom_MouseEvent_h_