1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
|
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/highlight/highlight.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/highlight/highlight_registry.h"
namespace blink {
Highlight* Highlight::Create(const HeapVector<Member<AbstractRange>>& ranges) {
return MakeGarbageCollected<Highlight>(ranges);
}
Highlight::Highlight(const HeapVector<Member<AbstractRange>>& ranges) {
for (const auto& range : ranges)
highlight_ranges_.insert(range);
}
Highlight::~Highlight() = default;
void Highlight::Trace(blink::Visitor* visitor) const {
visitor->Trace(highlight_ranges_);
visitor->Trace(containing_highlight_registries_);
EventTarget::Trace(visitor);
}
void Highlight::ScheduleRepaintsInContainingHighlightRegistries() const {
for (const auto& entry : containing_highlight_registries_) {
DCHECK_GT(entry.value, 0u);
Member<HighlightRegistry> highlight_registry = entry.key;
highlight_registry->ScheduleRepaint();
}
}
Highlight* Highlight::addForBinding(ScriptState*,
AbstractRange* range,
ExceptionState&) {
if (highlight_ranges_.insert(range).is_new_entry) {
ScheduleRepaintsInContainingHighlightRegistries();
}
return this;
}
void Highlight::clearForBinding(ScriptState*, ExceptionState&) {
highlight_ranges_.clear();
ScheduleRepaintsInContainingHighlightRegistries();
}
bool Highlight::deleteForBinding(ScriptState*,
AbstractRange* range,
ExceptionState&) {
auto iterator = highlight_ranges_.find(range);
if (iterator != highlight_ranges_.end()) {
highlight_ranges_.erase(iterator);
ScheduleRepaintsInContainingHighlightRegistries();
return true;
}
return false;
}
bool Highlight::hasForBinding(ScriptState*,
AbstractRange* range,
ExceptionState&) const {
return Contains(range);
}
wtf_size_t Highlight::size() const {
return highlight_ranges_.size();
}
void Highlight::setPriority(const int32_t& priority) {
priority_ = priority;
ScheduleRepaintsInContainingHighlightRegistries();
}
bool Highlight::Contains(AbstractRange* range) const {
return highlight_ranges_.Contains(range);
}
const AtomicString& Highlight::InterfaceName() const {
// TODO(crbug.com/1346693)
NOTIMPLEMENTED();
return g_null_atom;
}
ExecutionContext* Highlight::GetExecutionContext() const {
// TODO(crbug.com/1346693)
NOTIMPLEMENTED();
return nullptr;
}
void Highlight::RegisterIn(HighlightRegistry* highlight_registry) {
auto map_iterator = containing_highlight_registries_.find(highlight_registry);
if (map_iterator == containing_highlight_registries_.end()) {
containing_highlight_registries_.insert(highlight_registry, 1);
} else {
DCHECK_GT(map_iterator->value, 0u);
map_iterator->value++;
}
}
void Highlight::DeregisterFrom(HighlightRegistry* highlight_registry) {
auto map_iterator = containing_highlight_registries_.find(highlight_registry);
CHECK_NE(map_iterator, containing_highlight_registries_.end());
DCHECK_GT(map_iterator->value, 0u);
if (--map_iterator->value == 0)
containing_highlight_registries_.erase(map_iterator);
}
Highlight::IterationSource::IterationSource(const Highlight& highlight)
: index_(0) {
highlight_ranges_snapshot_.ReserveInitialCapacity(
highlight.highlight_ranges_.size());
for (const auto& range : highlight.highlight_ranges_) {
highlight_ranges_snapshot_.push_back(range);
}
}
bool Highlight::IterationSource::FetchNextItem(ScriptState*,
AbstractRange*& value,
ExceptionState&) {
if (index_ >= highlight_ranges_snapshot_.size())
return false;
value = highlight_ranges_snapshot_[index_++];
return true;
}
void Highlight::IterationSource::Trace(blink::Visitor* visitor) const {
visitor->Trace(highlight_ranges_snapshot_);
HighlightSetIterable::IterationSource::Trace(visitor);
}
HighlightSetIterable::IterationSource* Highlight::CreateIterationSource(
ScriptState*,
ExceptionState&) {
return MakeGarbageCollected<IterationSource>(*this);
}
} // namespace blink
|
