1/*
2 * Copyright (C) 2018-2019 Apple Inc. 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 "SVGMemberAccessor.h"
29
30namespace WebCore {
31
32template<typename OwnerType, typename AccessorType1, typename AccessorType2>
33class SVGAnimatedPropertyPairAccessor : public SVGMemberAccessor<OwnerType> {
34 using AnimatedPropertyType1 = typename AccessorType1::AnimatedProperty;
35 using AnimatedPropertyType2 = typename AccessorType2::AnimatedProperty;
36 using Base = SVGMemberAccessor<OwnerType>;
37
38public:
39 SVGAnimatedPropertyPairAccessor(Ref<AnimatedPropertyType1> OwnerType::*property1, Ref<AnimatedPropertyType2> OwnerType::*property2)
40 : m_accessor1(property1)
41 , m_accessor2(property2)
42 {
43 }
44
45protected:
46 template<typename AccessorType, Ref<AnimatedPropertyType1> OwnerType::*property1, Ref<AnimatedPropertyType2> OwnerType::*property2>
47 static SVGMemberAccessor<OwnerType>& singleton()
48 {
49 static NeverDestroyed<AccessorType> propertyAccessor { property1, property2 };
50 return propertyAccessor;
51 }
52
53 bool isAnimatedProperty() const override { return true; }
54
55 Ref<AnimatedPropertyType1>& property1(OwnerType& owner) const { return m_accessor1.property(owner); }
56 const Ref<AnimatedPropertyType1>& property1(const OwnerType& owner) const { return m_accessor1.property(owner); }
57
58 Ref<AnimatedPropertyType2>& property2(OwnerType& owner) const { return m_accessor2.property(owner); }
59 const Ref<AnimatedPropertyType2>& property2(const OwnerType& owner) const { return m_accessor2.property(owner); }
60
61 bool matches(const OwnerType& owner, const SVGAnimatedProperty& animatedProperty) const override
62 {
63 return m_accessor1.matches(owner, animatedProperty) || m_accessor2.matches(owner, animatedProperty);
64 }
65
66 AccessorType1 m_accessor1;
67 AccessorType2 m_accessor2;
68};
69
70}
71