1 files changed, 129 insertions, 0 deletions
diff --git a/dom/events/DeviceMotionEvent.h b/dom/events/DeviceMotionEvent.h
new file mode 100644
index 0000000000..3e0debba88
--- /dev/null
+++ b/dom/events/DeviceMotionEvent.h
@@ -0,0 +1,129 @@
+/* -*- 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_DeviceMotionEvent_h_
+#define mozilla_dom_DeviceMotionEvent_h_
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/DeviceMotionEventBinding.h"
+#include "mozilla/dom/Event.h"
+
+namespace mozilla::dom {
+
+class DeviceRotationRate final : public nsWrapperCache {
+ public:
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DeviceRotationRate)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(DeviceRotationRate)
+
+  DeviceRotationRate(DeviceMotionEvent* aOwner, const Nullable<double>& aAlpha,
+                     const Nullable<double>& aBeta,
+                     const Nullable<double>& aGamma);
+
+  DeviceMotionEvent* GetParentObject() const { return mOwner; }
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override {
+    return DeviceRotationRate_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+  Nullable<double> GetAlpha() const { return mAlpha; }
+  Nullable<double> GetBeta() const { return mBeta; }
+  Nullable<double> GetGamma() const { return mGamma; }
+
+ private:
+  ~DeviceRotationRate();
+
+ protected:
+  RefPtr<DeviceMotionEvent> mOwner;
+  Nullable<double> mAlpha, mBeta, mGamma;
+};
+
+class DeviceAcceleration final : public nsWrapperCache {
+ public:
+  NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(DeviceAcceleration)
+  NS_DECL_CYCLE_COLLECTION_NATIVE_WRAPPERCACHE_CLASS(DeviceAcceleration)
+
+  DeviceAcceleration(DeviceMotionEvent* aOwner, const Nullable<double>& aX,
+                     const Nullable<double>& aY, const Nullable<double>& aZ);
+
+  DeviceMotionEvent* GetParentObject() const { return mOwner; }
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override {
+    return DeviceAcceleration_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+  Nullable<double> GetX() const { return mX; }
+  Nullable<double> GetY() const { return mY; }
+  Nullable<double> GetZ() const { return mZ; }
+
+ private:
+  ~DeviceAcceleration();
+
+ protected:
+  RefPtr<DeviceMotionEvent> mOwner;
+  Nullable<double> mX, mY, mZ;
+};
+
+class DeviceMotionEvent final : public Event {
+ public:
+  DeviceMotionEvent(EventTarget* aOwner, nsPresContext* aPresContext,
+                    WidgetEvent* aEvent)
+      : Event(aOwner, aPresContext, aEvent) {}
+
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(DeviceMotionEvent, Event)
+
+  virtual JSObject* WrapObjectInternal(
+      JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
+    return DeviceMotionEvent_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+  DeviceAcceleration* GetAcceleration() const { return mAcceleration; }
+
+  DeviceAcceleration* GetAccelerationIncludingGravity() const {
+    return mAccelerationIncludingGravity;
+  }
+
+  DeviceRotationRate* GetRotationRate() const { return mRotationRate; }
+
+  Nullable<double> GetInterval() const { return mInterval; }
+
+  void InitDeviceMotionEvent(
+      const nsAString& aType, bool aCanBubble, bool aCancelable,
+      const DeviceAccelerationInit& aAcceleration,
+      const DeviceAccelerationInit& aAccelerationIncludingGravity,
+      const DeviceRotationRateInit& aRotationRate,
+      const Nullable<double>& aInterval);
+
+  void InitDeviceMotionEvent(
+      const nsAString& aType, bool aCanBubble, bool aCancelable,
+      const DeviceAccelerationInit& aAcceleration,
+      const DeviceAccelerationInit& aAccelerationIncludingGravity,
+      const DeviceRotationRateInit& aRotationRate,
+      const Nullable<double>& aInterval, const Nullable<uint64_t>& aTimeStamp);
+
+  static already_AddRefed<DeviceMotionEvent> Constructor(
+      const GlobalObject& aGlobal, const nsAString& aType,
+      const DeviceMotionEventInit& aEventInitDict);
+
+ protected:
+  ~DeviceMotionEvent() = default;
+
+  RefPtr<DeviceAcceleration> mAcceleration;
+  RefPtr<DeviceAcceleration> mAccelerationIncludingGravity;
+  RefPtr<DeviceRotationRate> mRotationRate;
+  Nullable<double> mInterval;
+};
+
+}  // namespace mozilla::dom
+
+already_AddRefed<mozilla::dom::DeviceMotionEvent> NS_NewDOMDeviceMotionEvent(
+    mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
+    mozilla::WidgetEvent* aEvent);
+
+#endif  // mozilla_dom_DeviceMotionEvent_h_