1 files changed, 54 insertions, 0 deletions
diff --git a/dom/grid/GridDimension.cpp b/dom/grid/GridDimension.cpp
new file mode 100644
index 0000000000..f7dd997283
--- /dev/null
+++ b/dom/grid/GridDimension.cpp
@@ -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/. */
+
+#include "GridDimension.h"
+
+#include "Grid.h"
+#include "GridLines.h"
+#include "GridTracks.h"
+#include "mozilla/dom/GridBinding.h"
+#include "nsGridContainerFrame.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(GridDimension, mParent, mLines, mTracks)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(GridDimension)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(GridDimension)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(GridDimension)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+GridDimension::GridDimension(Grid* aParent)
+    : mParent(aParent),
+      mLines(new GridLines(this)),
+      mTracks(new GridTracks(this)) {
+  MOZ_ASSERT(aParent, "Should never be instantiated with a null Grid");
+}
+
+GridDimension::~GridDimension() = default;
+
+JSObject* GridDimension::WrapObject(JSContext* aCx,
+                                    JS::Handle<JSObject*> aGivenProto) {
+  return GridDimension_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+GridLines* GridDimension::Lines() const { return mLines; }
+
+GridTracks* GridDimension::Tracks() const { return mTracks; }
+
+void GridDimension::SetTrackInfo(const ComputedGridTrackInfo* aTrackInfo) {
+  mTracks->SetTrackInfo(aTrackInfo);
+}
+
+void GridDimension::SetLineInfo(const ComputedGridTrackInfo* aTrackInfo,
+                                const ComputedGridLineInfo* aLineInfo,
+                                const nsTArray<RefPtr<GridArea>>& aAreas,
+                                bool aIsRow) {
+  mLines->SetLineInfo(aTrackInfo, aLineInfo, aAreas, aIsRow);
+}
+
+}  // namespace mozilla::dom