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-rw-r--r--layout/style/LayerAnimationInfo.cpp45
1 files changed, 45 insertions, 0 deletions
diff --git a/layout/style/LayerAnimationInfo.cpp b/layout/style/LayerAnimationInfo.cpp
new file mode 100644
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+++ b/layout/style/LayerAnimationInfo.cpp
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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/. */
+
+#include "LayerAnimationInfo.h"
+
+#include "nsCSSProps.h" // For nsCSSProps::PropHasFlags
+#include "nsCSSPropertyIDSet.h" // For nsCSSPropertyIDSet::CompositorAnimatable
+
+namespace mozilla {
+
+/* static */ const Array<
+ DisplayItemType, nsCSSPropertyIDSet::CompositorAnimatableDisplayItemCount()>
+ LayerAnimationInfo::sDisplayItemTypes = {
+ DisplayItemType::TYPE_BACKGROUND_COLOR,
+ DisplayItemType::TYPE_OPACITY,
+ DisplayItemType::TYPE_TRANSFORM,
+};
+
+/* static */
+DisplayItemType LayerAnimationInfo::GetDisplayItemTypeForProperty(
+ nsCSSPropertyID aProperty) {
+ switch (aProperty) {
+ case eCSSProperty_background_color:
+ return DisplayItemType::TYPE_BACKGROUND_COLOR;
+ case eCSSProperty_opacity:
+ return DisplayItemType::TYPE_OPACITY;
+ case eCSSProperty_transform:
+ case eCSSProperty_translate:
+ case eCSSProperty_scale:
+ case eCSSProperty_rotate:
+ case eCSSProperty_offset_path:
+ case eCSSProperty_offset_distance:
+ case eCSSProperty_offset_rotate:
+ case eCSSProperty_offset_anchor:
+ return DisplayItemType::TYPE_TRANSFORM;
+ default:
+ break;
+ }
+ return DisplayItemType::TYPE_ZERO;
+}
+
+} // namespace mozilla