1/*
2 * Copyright (C) 2013 Samsung Electronics. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "SVGElement.h"
29
30namespace WebCore {
31
32// This type is used for 2 kinds of elements:
33// - Unknown Elements in SVG namespace
34// - Registered custom tag elements in SVG namespace (http://www.w3.org/TR/2013/WD-custom-elements-20130514/#registering-custom-elements)
35//
36// The main purpose of this class at the moment is to override rendererIsNeeded() to return
37// false to make sure we don't attempt to render such elements.
38class SVGUnknownElement final : public SVGElement {
39 WTF_MAKE_ISO_ALLOCATED(SVGUnknownElement);
40public:
41 static Ref<SVGUnknownElement> create(const QualifiedName& tagName, Document& document)
42 {
43 return adoptRef(*new SVGUnknownElement(tagName, document));
44 }
45
46private:
47 SVGUnknownElement(const QualifiedName& tagName, Document& document)
48 : SVGElement(tagName, document)
49 {
50 }
51
52 bool rendererIsNeeded(const RenderStyle&) final { return false; }
53};
54
55} // namespace WebCore
56