1 files changed, 45 insertions, 0 deletions
diff --git a/dom/ipc/CoalescedMouseData.h b/dom/ipc/CoalescedMouseData.h
new file mode 100644
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+++ b/dom/ipc/CoalescedMouseData.h
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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_CoalescedMouseData_h
+#define mozilla_dom_CoalescedMouseData_h
+
+#include "CoalescedInputData.h"
+#include "mozilla/MouseEvents.h"
+#include "nsRefreshObservers.h"
+
+class nsRefreshDriver;
+
+namespace mozilla::dom {
+
+class CoalescedMouseData final : public CoalescedInputData<WidgetMouseEvent> {
+ public:
+  CoalescedMouseData() { MOZ_COUNT_CTOR(mozilla::dom::CoalescedMouseData); }
+
+  ~CoalescedMouseData() { MOZ_COUNT_DTOR(mozilla::dom::CoalescedMouseData); }
+
+  void Coalesce(const WidgetMouseEvent& aEvent,
+                const ScrollableLayerGuid& aGuid,
+                const uint64_t& aInputBlockId);
+
+  bool CanCoalesce(const WidgetMouseEvent& aEvent,
+                   const ScrollableLayerGuid& aGuid,
+                   const uint64_t& aInputBlockId);
+};
+
+class CoalescedMouseMoveFlusher final : public CoalescedInputFlusher {
+ public:
+  explicit CoalescedMouseMoveFlusher(BrowserChild* aBrowserChild);
+
+  void WillRefresh(mozilla::TimeStamp aTime) override;
+
+ private:
+  ~CoalescedMouseMoveFlusher() override;
+};
+
+}  // namespace mozilla::dom
+
+#endif  // mozilla_dom_CoalescedMouseData_h