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Issue 2161523002: Isolation of subtrees of stacking contexts and out-of-flow positioned objects (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@CachePaintProperties
Patch Set: - Created 4 years, 5 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef PaintPropertyTreeBuilder_h 5 #ifndef PaintPropertyTreeBuilder_h
6 #define PaintPropertyTreeBuilder_h 6 #define PaintPropertyTreeBuilder_h
7 7
8 #include "platform/geometry/LayoutPoint.h" 8 #include "platform/geometry/LayoutPoint.h"
9 #include "platform/graphics/paint/ClipPaintPropertyNode.h" 9 #include "platform/graphics/paint/ClipPaintPropertyNode.h"
10 #include "platform/graphics/paint/EffectPaintPropertyNode.h" 10 #include "platform/graphics/paint/EffectPaintPropertyNode.h"
(...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after
61 // Special things include but not limit to: overflow clip, transform, fixed-pos, animation, 61 // Special things include but not limit to: overflow clip, transform, fixed-pos, animation,
62 // mask, filter, ... etc. 62 // mask, filter, ... etc.
63 // It expects to be invoked for each layout tree node in DOM order during InPreP aint phase. 63 // It expects to be invoked for each layout tree node in DOM order during InPreP aint phase.
64 class PaintPropertyTreeBuilder { 64 class PaintPropertyTreeBuilder {
65 public: 65 public:
66 void buildTreeRootNodes(FrameView&, PaintPropertyTreeBuilderContext&); 66 void buildTreeRootNodes(FrameView&, PaintPropertyTreeBuilderContext&);
67 void buildTreeNodes(FrameView&, PaintPropertyTreeBuilderContext&); 67 void buildTreeNodes(FrameView&, PaintPropertyTreeBuilderContext&);
68 void buildTreeNodes(const LayoutObject&, PaintPropertyTreeBuilderContext&); 68 void buildTreeNodes(const LayoutObject&, PaintPropertyTreeBuilderContext&);
69 69
70 private: 70 private:
71 // Result of computeXXX() functions to indicate which type of paint property node is needed for the object.
72 enum PaintPropertyNodeType {
73 NoNode,
74 NormalNode,
75 // See isPaintPropertyIsolationBoundary() in PaintPropertyTreeBuilder.cp p.
76 IsolationNode,
77 };
78
71 // Common logic to update a paint property. It tries to reuse the existing p aint property node of 79 // Common logic to update a paint property. It tries to reuse the existing p aint property node of
72 // the object if the value is not changed. Returns the existing or newly cre ated paint property node, 80 // the object if the value is not changed. Returns the existing or newly cre ated paint property node,
73 // or nullptr if no paint property node is needed. 81 // or nullptr if no paint property node is needed.
74 // It requires a ComputeProperty function which computes the paint property node value if needed and 82 // It requires a ComputeProperty function which computes the paint property node value if needed and
75 // returns true, or returns false if no paint property node value is needed. 83 // returns PaintPropertyNodeType.
76 template < 84 template <
77 typename PropertyNode, 85 typename PropertyNode,
78 PropertyNode* (ObjectPaintProperties::*Getter)() const, 86 PropertyNode* (ObjectPaintProperties::*Getter)() const,
79 void (ObjectPaintProperties::*Setter)(PassRefPtr<PropertyNode>), 87 void (ObjectPaintProperties::*Setter)(PassRefPtr<PropertyNode>),
80 bool (*ComputeProperty)(const LayoutObject&, PaintPropertyTreeBuilderCon text&, typename PropertyNode::Value&)> 88 PaintPropertyNodeType (*ComputeProperty)(const LayoutObject&, PaintPrope rtyTreeBuilderContext&, typename PropertyNode::Value&)>
81 static PropertyNode* updateObjectPaintProperty(const LayoutObject&, PaintPro pertyTreeBuilderContext&, PropertyNode*& contextProperty); 89 static PropertyNode* updateObjectPaintProperty(const LayoutObject&, PaintPro pertyTreeBuilderContext&, PropertyNode*& contextProperty);
82 90
83 static bool computePaintOffsetTranslation(const LayoutObject&, PaintProperty TreeBuilderContext&, TransformPaintPropertyNode::Value&); 91 static PaintPropertyNodeType computePaintOffsetTranslation(const LayoutObjec t&, PaintPropertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
84 static void updatePaintOffsetTranslation(const LayoutObject&, PaintPropertyT reeBuilderContext&); 92 static void updatePaintOffsetTranslation(const LayoutObject&, PaintPropertyT reeBuilderContext&);
85 93
86 static bool computeTransform(const LayoutObject&, PaintPropertyTreeBuilderCo ntext&, TransformPaintPropertyNode::Value&); 94 static PaintPropertyNodeType computeTransform(const LayoutObject&, PaintProp ertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
87 static void updateTransform(const LayoutObject&, PaintPropertyTreeBuilderCon text&); 95 static void updateTransform(const LayoutObject&, PaintPropertyTreeBuilderCon text&);
88 96
89 static bool computeEffect(const LayoutObject&, PaintPropertyTreeBuilderConte xt&, EffectPaintPropertyNode::Value&); 97 static PaintPropertyNodeType computeEffect(const LayoutObject&, PaintPropert yTreeBuilderContext&, EffectPaintPropertyNode::Value&);
90 static void updateEffect(const LayoutObject&, PaintPropertyTreeBuilderContex t&); 98 static void updateEffect(const LayoutObject&, PaintPropertyTreeBuilderContex t&);
91 99
92 static bool computeCssClip(const LayoutObject&, PaintPropertyTreeBuilderCont ext&, ClipPaintPropertyNode::Value&); 100 static PaintPropertyNodeType computeCssClip(const LayoutObject&, PaintProper tyTreeBuilderContext&, ClipPaintPropertyNode::Value&);
93 static void updateCssClip(const LayoutObject&, PaintPropertyTreeBuilderConte xt&); 101 static void updateCssClip(const LayoutObject&, PaintPropertyTreeBuilderConte xt&);
94 102
95 static void updateLocalBorderBoxContext(const LayoutObject&, const PaintProp ertyTreeBuilderContext&); 103 static void updateLocalBorderBoxContext(const LayoutObject&, const PaintProp ertyTreeBuilderContext&);
96 104
97 static bool computeScrollbarPaintOffset(const LayoutObject&, const PaintProp ertyTreeBuilderContext&, TransformPaintPropertyNode::Value&); 105 static PaintPropertyNodeType computeScrollbarPaintOffset(const LayoutObject& , const PaintPropertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
98 static void updateScrollbarPaintOffset(const LayoutObject&, const PaintPrope rtyTreeBuilderContext&); 106 static void updateScrollbarPaintOffset(const LayoutObject&, const PaintPrope rtyTreeBuilderContext&);
99 107
100 static bool computeOverflowClip(const LayoutObject&, PaintPropertyTreeBuilde rContext&, ClipPaintPropertyNode::Value&); 108 static PaintPropertyNodeType computeOverflowClip(const LayoutObject&, PaintP ropertyTreeBuilderContext&, ClipPaintPropertyNode::Value&);
101 static void updateOverflowClip(const LayoutObject&, PaintPropertyTreeBuilder Context&); 109 static void updateOverflowClip(const LayoutObject&, PaintPropertyTreeBuilder Context&);
102 110
103 static bool computePerspective(const LayoutObject&, PaintPropertyTreeBuilder Context&, TransformPaintPropertyNode::Value&); 111 static PaintPropertyNodeType computePerspective(const LayoutObject&, PaintPr opertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
104 static void updatePerspective(const LayoutObject&, PaintPropertyTreeBuilderC ontext&); 112 static void updatePerspective(const LayoutObject&, PaintPropertyTreeBuilderC ontext&);
105 113
106 static bool computeSvgLocalToBorderBoxTransform(const LayoutObject&, PaintPr opertyTreeBuilderContext&, TransformPaintPropertyNode::Value&); 114 static PaintPropertyNodeType computeSvgLocalToBorderBoxTransform(const Layou tObject&, PaintPropertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
107 static void updateSvgLocalToBorderBoxTransform(const LayoutObject&, PaintPro pertyTreeBuilderContext&); 115 static void updateSvgLocalToBorderBoxTransform(const LayoutObject&, PaintPro pertyTreeBuilderContext&);
108 116
109 static bool computeScrollTranslation(const LayoutObject&, PaintPropertyTreeB uilderContext&, TransformPaintPropertyNode::Value&); 117 static PaintPropertyNodeType computeScrollTranslation(const LayoutObject&, P aintPropertyTreeBuilderContext&, TransformPaintPropertyNode::Value&);
110 static void updateScrollTranslation(const LayoutObject&, PaintPropertyTreeBu ilderContext&); 118 static void updateScrollTranslation(const LayoutObject&, PaintPropertyTreeBu ilderContext&);
111 119
112 static bool computeOutOfFlowContext(const LayoutObject&, PaintPropertyTreeBu ilderContext&, ClipPaintPropertyNode::Value&); 120 static PaintPropertyNodeType computeOutOfFlowContext(const LayoutObject&, Pa intPropertyTreeBuilderContext&, ClipPaintPropertyNode::Value&);
113 static void updateOutOfFlowContext(const LayoutObject&, PaintPropertyTreeBui lderContext&); 121 static void updateOutOfFlowContext(const LayoutObject&, PaintPropertyTreeBui lderContext&);
122
123 #if DCHECK_IS_ON()
124 static void checkPropertyIsolationBoundaryForStackingContext(const LayoutObj ect&);
125 #endif
114 }; 126 };
115 127
116 } // namespace blink 128 } // namespace blink
117 129
118 #endif // PaintPropertyTreeBuilder_h 130 #endif // PaintPropertyTreeBuilder_h
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