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
|
// Copyright 2015 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.
#include "core/css/CSSURIValue.h"
#include "core/css/CSSMarkup.h"
#include "core/dom/Document.h"
#include "core/svg/SVGElementProxy.h"
#include "platform/weborigin/KURL.h"
#include "wtf/text/WTFString.h"
namespace blink {
CSSURIValue::CSSURIValue(const AtomicString& relativeUrl,
const AtomicString& absoluteUrl)
: CSSValue(URIClass),
m_relativeUrl(relativeUrl),
m_isLocal(relativeUrl.startsWith('#')),
m_absoluteUrl(absoluteUrl) {}
CSSURIValue::CSSURIValue(const AtomicString& relativeUrl, const KURL& url)
: CSSURIValue(relativeUrl, AtomicString(url.getString())) {}
CSSURIValue::~CSSURIValue() {}
SVGElementProxy& CSSURIValue::ensureElementProxy(
const Document& document) const {
if (m_proxy)
return *m_proxy;
AtomicString fragmentId = fragmentIdentifier();
if (isLocal(document))
m_proxy = SVGElementProxy::create(fragmentId);
else
m_proxy = SVGElementProxy::create(m_absoluteUrl, fragmentId);
return *m_proxy;
}
void CSSURIValue::reResolveUrl(const Document& document) const {
if (m_isLocal)
return;
KURL url = document.completeURL(m_relativeUrl);
AtomicString urlString(url.getString());
if (urlString == m_absoluteUrl)
return;
m_absoluteUrl = urlString;
m_proxy = nullptr;
}
String CSSURIValue::customCSSText() const {
return serializeURI(m_relativeUrl);
}
AtomicString CSSURIValue::fragmentIdentifier() const {
if (m_isLocal)
return AtomicString(m_relativeUrl.getString().substring(1));
return AtomicString(absoluteUrl().fragmentIdentifier());
}
KURL CSSURIValue::absoluteUrl() const {
return KURL(ParsedURLString, m_absoluteUrl);
}
bool CSSURIValue::isLocal(const Document& document) const {
return m_isLocal ||
equalIgnoringFragmentIdentifier(absoluteUrl(), document.url());
}
bool CSSURIValue::equals(const CSSURIValue& other) const {
// If only one has the 'local url' flag set, the URLs can't match.
if (m_isLocal != other.m_isLocal)
return false;
return (m_isLocal && m_relativeUrl == other.m_relativeUrl) ||
m_absoluteUrl == other.m_absoluteUrl;
}
DEFINE_TRACE_AFTER_DISPATCH(CSSURIValue) {
visitor->trace(m_proxy);
CSSValue::traceAfterDispatch(visitor);
}
} // namespace blink
|
