1/*
2 * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
4 * Copyright (C) 2018-2019 Apple Inc. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB. If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#pragma once
23
24#include "SVGElement.h"
25
26namespace WebCore {
27
28class SVGStopElement final : public SVGElement {
29 WTF_MAKE_ISO_ALLOCATED(SVGStopElement);
30public:
31 static Ref<SVGStopElement> create(const QualifiedName&, Document&);
32
33 Color stopColorIncludingOpacity() const;
34
35 float offset() const { return m_offset->currentValue(); }
36 SVGAnimatedNumber& offsetAnimated() { return m_offset; }
37
38private:
39 SVGStopElement(const QualifiedName&, Document&);
40
41 using PropertyRegistry = SVGPropertyOwnerRegistry<SVGStopElement, SVGElement>;
42 const SVGPropertyRegistry& propertyRegistry() const final { return m_propertyRegistry; }
43
44 void parseAttribute(const QualifiedName&, const AtomicString&) final;
45 void svgAttributeChanged(const QualifiedName&) final;
46
47 bool isGradientStop() const final { return true; }
48
49 RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) final;
50 bool rendererIsNeeded(const RenderStyle&) final;
51
52 PropertyRegistry m_propertyRegistry { *this };
53 Ref<SVGAnimatedNumber> m_offset { SVGAnimatedNumber::create(0) };
54};
55
56} // namespace WebCore
57