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
|
/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <wtf/FastMalloc.h>
#include <wtf/IsoMalloc.h>
#include <wtf/RobinHoodHashMap.h>
#include <wtf/text/AtomString.h>
#include <wtf/text/AtomStringHash.h>
namespace WebCore {
class CSSSVGResourceElementClient;
class Document;
class ReferencePathOperation;
class ReferenceFilterOperation;
class RenderElement;
class RenderSVGResourceClipper;
class RenderSVGResourceFilter;
class RenderStyle;
class QualifiedName;
class SVGElement;
class SVGFilterElement;
class TreeScope;
class ReferencedSVGResources {
WTF_MAKE_ISO_ALLOCATED(ReferencedSVGResources);
public:
ReferencedSVGResources(RenderElement&);
~ReferencedSVGResources();
static Vector<std::pair<AtomString, QualifiedName>> referencedSVGResourceIDs(const RenderStyle&);
void updateReferencedResources(TreeScope&, const Vector<std::pair<AtomString, QualifiedName>>&);
// Clipping needs a renderer, filters use an element.
RenderSVGResourceClipper* referencedClipperRenderer(TreeScope&, const ReferencePathOperation&);
SVGFilterElement* referencedFilterElement(TreeScope&, const ReferenceFilterOperation&);
private:
static SVGElement* elementForResourceID(TreeScope&, const AtomString& resourceID, const QualifiedName& tagName);
void addClientForTarget(SVGElement& targetElement, const AtomString&);
void removeClientForTarget(TreeScope&, const AtomString&);
RenderElement& m_renderer;
MemoryCompactRobinHoodHashMap<AtomString, std::unique_ptr<CSSSVGResourceElementClient>> m_elementClients;
};
} // namespace WebCore
|
