dom/events/PointerEvent.h
author Ryan VanderMeulen <ryanvm@gmail.com>
Sun, 15 Jul 2018 15:36:34 -0400
changeset 481779 22834f47b631c6b60554626484bacaaf4da51032
parent 448478 0152c7d3651e74f78d10e98b00675075ae3ab2a3
child 496258 3e9933f36e458a44212e316b554fbaaaacbfd72b
permissions -rw-r--r--
Bug 1475878 - Update pdf.js to version 2.0.688. r=bdahl

/* -*- 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/.
 *
 * Portions Copyright 2013 Microsoft Open Technologies, Inc. */

#ifndef mozilla_dom_PointerEvent_h_
#define mozilla_dom_PointerEvent_h_

#include "mozilla/dom/MouseEvent.h"
#include "mozilla/dom/PointerEventBinding.h"

class nsPresContext;

namespace mozilla {
namespace dom {

struct PointerEventInit;

class PointerEvent : public MouseEvent
{
public:
  PointerEvent(EventTarget* aOwner,
               nsPresContext* aPresContext,
               WidgetPointerEvent* aEvent);

  NS_DECL_ISUPPORTS_INHERITED
  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(PointerEvent, MouseEvent)

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

  static already_AddRefed<PointerEvent>
  Constructor(const GlobalObject& aGlobal,
              const nsAString& aType,
              const PointerEventInit& aParam,
              ErrorResult& aRv);

  static already_AddRefed<PointerEvent>
  Constructor(EventTarget* aOwner,
              const nsAString& aType,
              const PointerEventInit& aParam);

  int32_t PointerId();
  int32_t Width();
  int32_t Height();
  float Pressure();
  float TangentialPressure();
  int32_t TiltX();
  int32_t TiltY();
  int32_t Twist();
  bool IsPrimary();
  void GetPointerType(nsAString& aPointerType);
  void GetCoalescedEvents(nsTArray<RefPtr<PointerEvent>>& aPointerEvents);

protected:
  ~PointerEvent() {}

private:
  nsTArray<RefPtr<PointerEvent>> mCoalescedEvents;
};

void ConvertPointerTypeToString(uint16_t aPointerTypeSrc, nsAString& aPointerTypeDest);

} // namespace dom
} // namespace mozilla

already_AddRefed<mozilla::dom::PointerEvent>
NS_NewDOMPointerEvent(mozilla::dom::EventTarget* aOwner,
                      nsPresContext* aPresContext,
                      mozilla::WidgetPointerEvent* aEvent);

#endif // mozilla_dom_PointerEvent_h_