| 1 | /* |
| 2 | * Copyright (C) 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 "SVGPathSeg.h" |
| 29 | |
| 30 | namespace WebCore { |
| 31 | |
| 32 | template<class... Arguments> |
| 33 | class SVGPathSegValue : public SVGPathSeg { |
| 34 | public: |
| 35 | template<typename PathSegType> |
| 36 | static Ref<PathSegType> create(Arguments... arguments) |
| 37 | { |
| 38 | return adoptRef(*new PathSegType(std::forward<Arguments>(arguments)...)); |
| 39 | } |
| 40 | |
| 41 | template<typename PathSegType> |
| 42 | Ref<PathSegType> clone() const |
| 43 | { |
| 44 | return adoptRef(*new PathSegType(m_arguments)); |
| 45 | } |
| 46 | |
| 47 | SVGPathSegValue(Arguments... arguments) |
| 48 | : m_arguments(std::forward<Arguments>(arguments)...) |
| 49 | { |
| 50 | } |
| 51 | |
| 52 | SVGPathSegValue(const std::tuple<Arguments...>& arguments) |
| 53 | : m_arguments(arguments) |
| 54 | { |
| 55 | } |
| 56 | |
| 57 | protected: |
| 58 | template<size_t I> |
| 59 | const auto& argument() const |
| 60 | { |
| 61 | return std::get<I>(m_arguments); |
| 62 | } |
| 63 | |
| 64 | template<size_t I, typename ArgumentValue> |
| 65 | void setArgument(ArgumentValue value) |
| 66 | { |
| 67 | std::get<I>(m_arguments) = value; |
| 68 | commitChange(); |
| 69 | } |
| 70 | |
| 71 | std::tuple<Arguments...> m_arguments; |
| 72 | }; |
| 73 | |
| 74 | class SVGPathSegLinetoHorizontal : public SVGPathSegValue<float> { |
| 75 | public: |
| 76 | float x() const { return argument<0>(); } |
| 77 | void setX(float x) { setArgument<0>(x); } |
| 78 | |
| 79 | private: |
| 80 | using SVGPathSegValue::SVGPathSegValue; |
| 81 | }; |
| 82 | |
| 83 | class SVGPathSegLinetoVertical : public SVGPathSegValue<float> { |
| 84 | public: |
| 85 | float y() const { return argument<0>(); } |
| 86 | void setY(float x) { setArgument<0>(x); } |
| 87 | |
| 88 | private: |
| 89 | using SVGPathSegValue::SVGPathSegValue; |
| 90 | }; |
| 91 | |
| 92 | class SVGPathSegSingleCoordinate : public SVGPathSegValue<float, float> { |
| 93 | public: |
| 94 | float x() const { return argument<0>(); } |
| 95 | void setX(float x) { setArgument<0>(x); } |
| 96 | |
| 97 | float y() const { return argument<1>(); } |
| 98 | void setY(float y) { setArgument<1>(y); } |
| 99 | |
| 100 | private: |
| 101 | using SVGPathSegValue::SVGPathSegValue; |
| 102 | }; |
| 103 | |
| 104 | class SVGPathSegCurvetoQuadratic : public SVGPathSegValue<float, float, float, float> { |
| 105 | public: |
| 106 | float x() const { return argument<0>(); } |
| 107 | void setX(float x) { setArgument<0>(x); } |
| 108 | |
| 109 | float y() const { return argument<1>(); } |
| 110 | void setY(float y) { setArgument<1>(y); } |
| 111 | |
| 112 | float x1() const { return argument<2>(); } |
| 113 | void setX1(float x) { setArgument<2>(x); } |
| 114 | |
| 115 | float y1() const { return argument<3>(); } |
| 116 | void setY1(float y) { setArgument<3>(y); } |
| 117 | |
| 118 | private: |
| 119 | using SVGPathSegValue::SVGPathSegValue; |
| 120 | }; |
| 121 | |
| 122 | class SVGPathSegCurvetoCubicSmooth : public SVGPathSegValue<float, float, float, float> { |
| 123 | public: |
| 124 | float x() const { return argument<0>(); } |
| 125 | void setX(float x) { setArgument<0>(x); } |
| 126 | |
| 127 | float y() const { return argument<1>(); } |
| 128 | void setY(float y) { setArgument<1>(y); } |
| 129 | |
| 130 | float x2() const { return argument<2>(); } |
| 131 | void setX2(float x) { setArgument<2>(x); } |
| 132 | |
| 133 | float y2() const { return argument<3>(); } |
| 134 | void setY2(float y) { setArgument<3>(y); } |
| 135 | |
| 136 | private: |
| 137 | using SVGPathSegValue::SVGPathSegValue; |
| 138 | }; |
| 139 | |
| 140 | class SVGPathSegCurvetoCubic : public SVGPathSegValue<float, float, float, float, float, float> { |
| 141 | public: |
| 142 | float x() const { return argument<0>(); } |
| 143 | void setX(float x) { setArgument<0>(x); } |
| 144 | |
| 145 | float y() const { return argument<1>(); } |
| 146 | void setY(float y) { setArgument<1>(y); } |
| 147 | |
| 148 | float x1() const { return argument<2>(); } |
| 149 | void setX1(float x) { setArgument<2>(x); } |
| 150 | |
| 151 | float y1() const { return argument<3>(); } |
| 152 | void setY1(float y) { setArgument<3>(y); } |
| 153 | |
| 154 | float x2() const { return argument<4>(); } |
| 155 | void setX2(float x) { setArgument<4>(x); } |
| 156 | |
| 157 | float y2() const { return argument<5>(); } |
| 158 | void setY2(float y) { setArgument<5>(y); } |
| 159 | |
| 160 | private: |
| 161 | using SVGPathSegValue::SVGPathSegValue; |
| 162 | }; |
| 163 | |
| 164 | class SVGPathSegArc : public SVGPathSegValue<float, float, float, float, float, bool, bool> { |
| 165 | public: |
| 166 | float x() const { return argument<0>(); } |
| 167 | void setX(float x) { setArgument<0>(x); } |
| 168 | |
| 169 | float y() const { return argument<1>(); } |
| 170 | void setY(float y) { setArgument<1>(y); } |
| 171 | |
| 172 | float r1() const { return argument<2>(); } |
| 173 | void setR1(float r1) { setArgument<2>(r1); } |
| 174 | |
| 175 | float r2() const { return argument<3>(); } |
| 176 | void setR2(float r2) { setArgument<3>(r2); } |
| 177 | |
| 178 | float angle() const { return argument<4>(); } |
| 179 | void setAngle(float angle) { setArgument<4>(angle); } |
| 180 | |
| 181 | bool largeArcFlag() const { return argument<5>(); } |
| 182 | void setLargeArcFlag(bool largeArcFlag) { setArgument<5>(largeArcFlag); } |
| 183 | |
| 184 | bool sweepFlag() const { return argument<6>(); } |
| 185 | void setSweepFlag(bool sweepFlag) { setArgument<6>(sweepFlag); } |
| 186 | |
| 187 | private: |
| 188 | using SVGPathSegValue::SVGPathSegValue; |
| 189 | }; |
| 190 | |
| 191 | } |
| 192 | |