michael@0: /* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_dom_Touch_h_
michael@0: #define mozilla_dom_Touch_h_
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "mozilla/EventForwards.h"
michael@0: #include "mozilla/MouseEvents.h"
michael@0: #include "nsWrapperCache.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "Units.h"
michael@0: 
michael@0: class nsPresContext;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: class EventTarget;
michael@0: 
michael@0: class Touch MOZ_FINAL : public nsISupports
michael@0:                       , public nsWrapperCache
michael@0:                       , public WidgetPointerHelper
michael@0: {
michael@0: public:
michael@0:   static bool PrefEnabled(JSContext* aCx, JSObject* aGlobal);
michael@0: 
michael@0:   Touch(EventTarget* aTarget,
michael@0:         int32_t aIdentifier,
michael@0:         int32_t aPageX,
michael@0:         int32_t aPageY,
michael@0:         int32_t aScreenX,
michael@0:         int32_t aScreenY,
michael@0:         int32_t aClientX,
michael@0:         int32_t aClientY,
michael@0:         int32_t aRadiusX,
michael@0:         int32_t aRadiusY,
michael@0:         float aRotationAngle,
michael@0:         float aForce);
michael@0:   Touch(int32_t aIdentifier,
michael@0:         nsIntPoint aPoint,
michael@0:         nsIntPoint aRadius,
michael@0:         float aRotationAngle,
michael@0:         float aForce);
michael@0: 
michael@0:   ~Touch();
michael@0: 
michael@0:   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
michael@0:   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(Touch)
michael@0: 
michael@0:   void InitializePoints(nsPresContext* aPresContext, WidgetEvent* aEvent);
michael@0: 
michael@0:   void SetTarget(EventTarget* aTarget);
michael@0: 
michael@0:   bool Equals(Touch* aTouch);
michael@0: 
michael@0:   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
michael@0: 
michael@0:   EventTarget* GetParentObject();
michael@0: 
michael@0:   // WebIDL
michael@0:   int32_t Identifier() const { return mIdentifier; }
michael@0:   EventTarget* Target() const;
michael@0:   int32_t ScreenX() const { return mScreenPoint.x; }
michael@0:   int32_t ScreenY() const { return mScreenPoint.y; }
michael@0:   int32_t ClientX() const { return mClientPoint.x; }
michael@0:   int32_t ClientY() const { return mClientPoint.y; }
michael@0:   int32_t PageX() const { return mPagePoint.x; }
michael@0:   int32_t PageY() const { return mPagePoint.y; }
michael@0:   int32_t RadiusX() const { return mRadius.x; }
michael@0:   int32_t RadiusY() const { return mRadius.y; }
michael@0:   float RotationAngle() const { return mRotationAngle; }
michael@0:   float Force() const { return mForce; }
michael@0: 
michael@0:   nsCOMPtr<EventTarget> mTarget;
michael@0:   nsIntPoint mRefPoint;
michael@0:   bool mChanged;
michael@0:   uint32_t mMessage;
michael@0:   int32_t mIdentifier;
michael@0:   CSSIntPoint mPagePoint;
michael@0:   CSSIntPoint mClientPoint;
michael@0:   nsIntPoint mScreenPoint;
michael@0:   nsIntPoint mRadius;
michael@0:   float mRotationAngle;
michael@0:   float mForce;
michael@0: protected:
michael@0:   bool mPointsInitialized;
michael@0: };
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif // mozilla_dom_Touch_h_