From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/layers/apz/src/AsyncDragMetrics.h | 54 +++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 gfx/layers/apz/src/AsyncDragMetrics.h

(limited to 'gfx/layers/apz/src/AsyncDragMetrics.h')

diff --git a/gfx/layers/apz/src/AsyncDragMetrics.h b/gfx/layers/apz/src/AsyncDragMetrics.h
new file mode 100644
index 0000000000..5374818a06
--- /dev/null
+++ b/gfx/layers/apz/src/AsyncDragMetrics.h
@@ -0,0 +1,54 @@
+/* -*- 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_layers_DragMetrics_h
+#define mozilla_layers_DragMetrics_h
+
+#include "mozilla/layers/ScrollableLayerGuid.h"
+#include "LayersTypes.h"
+#include "mozilla/Maybe.h"
+
+namespace IPC {
+template <typename T>
+struct ParamTraits;
+}  // namespace IPC
+
+namespace mozilla {
+
+namespace layers {
+
+class AsyncDragMetrics {
+  friend struct IPC::ParamTraits<mozilla::layers::AsyncDragMetrics>;
+
+ public:
+  // IPC constructor
+  AsyncDragMetrics()
+      : mViewId(0),
+        mPresShellId(0),
+        mDragStartSequenceNumber(0),
+        mScrollbarDragOffset(0) {}
+
+  AsyncDragMetrics(const ScrollableLayerGuid::ViewID& aViewId,
+                   uint32_t aPresShellId, uint64_t aDragStartSequenceNumber,
+                   OuterCSSCoord aScrollbarDragOffset,
+                   ScrollDirection aDirection)
+      : mViewId(aViewId),
+        mPresShellId(aPresShellId),
+        mDragStartSequenceNumber(aDragStartSequenceNumber),
+        mScrollbarDragOffset(aScrollbarDragOffset),
+        mDirection(Some(aDirection)) {}
+
+  ScrollableLayerGuid::ViewID mViewId;
+  uint32_t mPresShellId;
+  uint64_t mDragStartSequenceNumber;
+  OuterCSSCoord mScrollbarDragOffset;  // relative to the thumb's start offset
+  Maybe<ScrollDirection> mDirection;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif
-- 
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