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
|
/*
* Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
* Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
* Copyright (C) 2018 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "SVGClipPathElement.h"
#include "Document.h"
#include "ImageBuffer.h"
#include "RenderSVGResourceClipper.h"
#include "SVGNames.h"
#include "StyleResolver.h"
#include <wtf/IsoMallocInlines.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(SVGClipPathElement);
inline SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Document& document)
: SVGGraphicsElement(tagName, document, makeUniqueRef<PropertyRegistry>(*this))
{
ASSERT(hasTagName(SVGNames::clipPathTag));
static std::once_flag onceFlag;
std::call_once(onceFlag, [] {
PropertyRegistry::registerProperty<SVGNames::clipPathUnitsAttr, SVGUnitTypes::SVGUnitType, &SVGClipPathElement::m_clipPathUnits>();
});}
Ref<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGClipPathElement(tagName, document));
}
void SVGClipPathElement::attributeChanged(const QualifiedName& name, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason attributeModificationReason)
{
if (name == SVGNames::clipPathUnitsAttr) {
auto propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(newValue);
if (propertyValue > 0)
m_clipPathUnits->setBaseValInternal<SVGUnitTypes::SVGUnitType>(propertyValue);
}
SVGGraphicsElement::attributeChanged(name, oldValue, newValue, attributeModificationReason);
}
void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (PropertyRegistry::isKnownAttribute(attrName)) {
InstanceInvalidationGuard guard(*this);
updateSVGRendererForElementChange();
return;
}
SVGGraphicsElement::svgAttributeChanged(attrName);
}
void SVGClipPathElement::childrenChanged(const ChildChange& change)
{
SVGGraphicsElement::childrenChanged(change);
if (change.source == ChildChange::Source::Parser)
return;
updateSVGRendererForElementChange();
}
RenderPtr<RenderElement> SVGClipPathElement::createElementRenderer(RenderStyle&& style, const RenderTreePosition&)
{
return createRenderer<RenderSVGResourceClipper>(*this, WTFMove(style));
}
}
|
