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Diffstat (limited to 'dom/events/Touch.h')
-rw-r--r-- | dom/events/Touch.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/dom/events/Touch.h b/dom/events/Touch.h new file mode 100644 index 000000000..f98f7f951 --- /dev/null +++ b/dom/events/Touch.h @@ -0,0 +1,101 @@ +/* -*- 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_Touch_h_ +#define mozilla_dom_Touch_h_ + +#include "mozilla/Attributes.h" +#include "mozilla/EventForwards.h" +#include "mozilla/MouseEvents.h" +#include "mozilla/dom/TouchBinding.h" +#include "nsWrapperCache.h" +#include "Units.h" + +class nsPresContext; + +namespace mozilla { +namespace dom { + +class EventTarget; + +class Touch final : public nsISupports + , public nsWrapperCache + , public WidgetPointerHelper +{ +public: + static bool PrefEnabled(JSContext* aCx, JSObject* aGlobal); + + static already_AddRefed<Touch> Constructor(const GlobalObject& aGlobal, + const TouchInit& aParam, + ErrorResult& aRv); + + Touch(EventTarget* aTarget, + int32_t aIdentifier, + int32_t aPageX, + int32_t aPageY, + int32_t aScreenX, + int32_t aScreenY, + int32_t aClientX, + int32_t aClientY, + int32_t aRadiusX, + int32_t aRadiusY, + float aRotationAngle, + float aForce); + Touch(int32_t aIdentifier, + LayoutDeviceIntPoint aPoint, + LayoutDeviceIntPoint aRadius, + float aRotationAngle, + float aForce); + Touch(const Touch& aOther); + + NS_DECL_CYCLE_COLLECTING_ISUPPORTS + NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Touch) + + void InitializePoints(nsPresContext* aPresContext, WidgetEvent* aEvent); + + void SetTarget(EventTarget* aTarget); + + bool Equals(Touch* aTouch); + + virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override; + + nsIGlobalObject* GetParentObject(); + + // WebIDL + int32_t Identifier() const { return mIdentifier; } + EventTarget* GetTarget() const; + int32_t ScreenX() const { return mScreenPoint.x; } + int32_t ScreenY() const { return mScreenPoint.y; } + int32_t ClientX() const { return mClientPoint.x; } + int32_t ClientY() const { return mClientPoint.y; } + int32_t PageX() const { return mPagePoint.x; } + int32_t PageY() const { return mPagePoint.y; } + int32_t RadiusX() const { return mRadius.x; } + int32_t RadiusY() const { return mRadius.y; } + float RotationAngle() const { return mRotationAngle; } + float Force() const { return mForce; } + + nsCOMPtr<EventTarget> mTarget; + LayoutDeviceIntPoint mRefPoint; + bool mChanged; + uint32_t mMessage; + int32_t mIdentifier; + CSSIntPoint mPagePoint; + CSSIntPoint mClientPoint; + CSSIntPoint mScreenPoint; + LayoutDeviceIntPoint mRadius; + float mRotationAngle; + float mForce; +protected: + ~Touch(); + + bool mPointsInitialized; +}; + +} // namespace dom +} // namespace mozilla + +#endif // mozilla_dom_Touch_h_ |