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30 lines
1022 B
C++
30 lines
1022 B
C++
// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CompositingState_h
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#define CompositingState_h
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namespace blink {
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enum CompositingState {
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// The layer paints into its enclosing composited ancestor.
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NotComposited = 0,
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// The layer is composited, but its contents still paint into enclosing composited ancestor.
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// In this state, paint invalidations must be sent to the enclosing composited ancestor.
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// Typically this happens when a layer's properties need to be represented in the compositor
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// output data structures, but it doesn't actually have any other reasons to be composited.
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HasOwnBackingButPaintsIntoAncestor = 1,
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PaintsIntoOwnBacking = 2,
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// In this state, the RenderLayer subtree paints into a backing that is shared by
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// several RenderLayer subtrees.
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PaintsIntoGroupedBacking = 3
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};
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} // namespace blink
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#endif // CompositingState_h
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