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
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/SVGMPathElement.h"
#include "nsDebug.h"
#include "mozilla/ArrayUtils.h"
#include "mozilla/SVGObserverUtils.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/SVGAnimateMotionElement.h"
#include "mozilla/dom/SVGGeometryElement.h"
#include "nsContentUtils.h"
#include "nsIReferrerInfo.h"
#include "mozilla/dom/SVGMPathElementBinding.h"
#include "nsIURI.h"
NS_IMPL_NS_NEW_SVG_ELEMENT(MPath)
namespace mozilla::dom {
JSObject* SVGMPathElement::WrapNode(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return SVGMPathElement_Binding::Wrap(aCx, this, aGivenProto);
}
SVGElement::StringInfo SVGMPathElement::sStringInfo[2] = {
{nsGkAtoms::href, kNameSpaceID_None, false},
{nsGkAtoms::href, kNameSpaceID_XLink, false}};
// Cycle collection magic -- based on SVGUseElement
NS_IMPL_CYCLE_COLLECTION_CLASS(SVGMPathElement)
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(SVGMPathElement,
SVGMPathElementBase)
tmp->mMPathObserver = nullptr;
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(SVGMPathElement,
SVGMPathElementBase)
SVGObserverUtils::TraverseMPathObserver(tmp, &cb);
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
//----------------------------------------------------------------------
// nsISupports methods
NS_IMPL_ISUPPORTS_CYCLE_COLLECTION_INHERITED_0(SVGMPathElement,
SVGMPathElementBase)
// Constructor
SVGMPathElement::SVGMPathElement(
already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo)
: SVGMPathElementBase(std::move(aNodeInfo)) {}
//----------------------------------------------------------------------
// nsINode methods
NS_IMPL_ELEMENT_CLONE_WITH_INIT(SVGMPathElement)
already_AddRefed<DOMSVGAnimatedString> SVGMPathElement::Href() {
return mStringAttributes[HREF].IsExplicitlySet()
? mStringAttributes[HREF].ToDOMAnimatedString(this)
: mStringAttributes[XLINK_HREF].ToDOMAnimatedString(this);
}
//----------------------------------------------------------------------
// nsIContent methods
void SVGMPathElement::UnbindFromTree(bool aNullParent) {
mMPathObserver = nullptr;
NotifyParentOfMpathChange();
SVGMPathElementBase::UnbindFromTree(aNullParent);
}
void SVGMPathElement::AfterSetAttr(int32_t aNamespaceID, nsAtom* aName,
const nsAttrValue* aValue,
const nsAttrValue* aOldValue,
nsIPrincipal* aMaybeScriptedPrincipal,
bool aNotify) {
if (aName == nsGkAtoms::href &&
(aNamespaceID == kNameSpaceID_None ||
(aNamespaceID == kNameSpaceID_XLink && !HasAttr(nsGkAtoms::href)))) {
mMPathObserver = nullptr;
NotifyParentOfMpathChange();
}
return SVGMPathElementBase::AfterSetAttr(
aNamespaceID, aName, aValue, aOldValue, aMaybeScriptedPrincipal, aNotify);
}
//----------------------------------------------------------------------
// SVGElement methods
SVGElement::StringAttributesInfo SVGMPathElement::GetStringInfo() {
return StringAttributesInfo(mStringAttributes, sStringInfo,
ArrayLength(sStringInfo));
}
//----------------------------------------------------------------------
// Public helper methods
void SVGMPathElement::HrefAsString(nsAString& aHref) {
if (mStringAttributes[SVGMPathElement::HREF].IsExplicitlySet()) {
mStringAttributes[SVGMPathElement::HREF].GetBaseValue(aHref, this);
} else {
mStringAttributes[SVGMPathElement::XLINK_HREF].GetBaseValue(aHref, this);
}
}
SVGGeometryElement* SVGMPathElement::GetReferencedPath() {
return SVGObserverUtils::GetAndObserveMPathsPath(this);
}
void SVGMPathElement::NotifyParentOfMpathChange() {
if (auto* animateMotionParent =
SVGAnimateMotionElement::FromNodeOrNull(GetParent())) {
animateMotionParent->MpathChanged();
AnimationNeedsResample();
}
}
} // namespace mozilla::dom
|
