| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_SQUASHING_DISALLOWED_REASONS_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_SQUASHING_DISALLOWED_REASONS_H_ |
| |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/wtf/vector.h" |
| |
| namespace blink { |
| |
| using SquashingDisallowedReasons = unsigned; |
| |
| #define FOR_EACH_SQUASHING_DISALLOWED_REASON(V) \ |
| V(ScrollsWithRespectToSquashingLayer) \ |
| V(SquashingSparsityExceeded) \ |
| V(ClippingContainerMismatch) \ |
| V(OpacityAncestorMismatch) \ |
| V(TransformAncestorMismatch) \ |
| V(Preserve3DSortingContextMismatch) \ |
| V(FilterMismatch) \ |
| V(WouldBreakPaintOrder) \ |
| V(SquashingVideoIsDisallowed) \ |
| V(SquashingLayoutEmbeddedContentIsDisallowed) \ |
| V(SquashingBlendingIsDisallowed) \ |
| V(NearestFixedPositionMismatch) \ |
| V(SquashingLayerIsAnimating) \ |
| V(RenderingContextMismatch) \ |
| V(FragmentedContent) \ |
| V(ClipPathMismatch) \ |
| V(MaskMismatch) \ |
| V(CrossesLayoutContainmentBoundary) \ |
| V(Disabled) |
| |
| class PLATFORM_EXPORT SquashingDisallowedReason { |
| DISALLOW_NEW(); |
| |
| private: |
| // This contains ordinal values for squashing disallowed reasons and will be |
| // used to generate the squashing disallowed reason bits. |
| enum { |
| #define V(name) kE##name, |
| FOR_EACH_SQUASHING_DISALLOWED_REASON(V) |
| #undef V |
| }; |
| |
| #define V(name) static_assert(kE##name < 32, "Should fit in 32 bits"); |
| FOR_EACH_SQUASHING_DISALLOWED_REASON(V) |
| #undef V |
| |
| public: |
| static Vector<const char*> ShortNames(SquashingDisallowedReasons); |
| static Vector<const char*> Descriptions(SquashingDisallowedReasons); |
| |
| enum : SquashingDisallowedReasons { |
| kNone = 0, |
| #define V(name) k##name = 1u << kE##name, |
| FOR_EACH_SQUASHING_DISALLOWED_REASON(V) |
| #undef V |
| }; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_SQUASHING_DISALLOWED_REASONS_H_ |