1 | /* |
2 | * Copyright (c) 2020 - 2023 the ThorVG project. All rights reserved. |
3 | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
5 | * of this software and associated documentation files (the "Software"), to deal |
6 | * in the Software without restriction, including without limitation the rights |
7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
8 | * copies of the Software, and to permit persons to whom the Software is |
9 | * furnished to do so, subject to the following conditions: |
10 | |
11 | * The above copyright notice and this permission notice shall be included in all |
12 | * copies or substantial portions of the Software. |
13 | |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
20 | * SOFTWARE. |
21 | */ |
22 | |
23 | #include <float.h> |
24 | #include "tvgFill.h" |
25 | |
26 | /************************************************************************/ |
27 | /* Internal Class Implementation */ |
28 | /************************************************************************/ |
29 | |
30 | struct RadialGradient::Impl |
31 | { |
32 | float cx = 0; |
33 | float cy = 0; |
34 | float radius = 0; |
35 | |
36 | Fill* duplicate() |
37 | { |
38 | auto ret = RadialGradient::gen(); |
39 | if (!ret) return nullptr; |
40 | |
41 | ret->pImpl->cx = cx; |
42 | ret->pImpl->cy = cy; |
43 | ret->pImpl->radius = radius; |
44 | |
45 | return ret.release(); |
46 | } |
47 | }; |
48 | |
49 | |
50 | /************************************************************************/ |
51 | /* External Class Implementation */ |
52 | /************************************************************************/ |
53 | |
54 | RadialGradient::RadialGradient():pImpl(new Impl()) |
55 | { |
56 | Fill::pImpl->id = TVG_CLASS_ID_RADIAL; |
57 | Fill::pImpl->method(new FillDup<RadialGradient::Impl>(pImpl)); |
58 | } |
59 | |
60 | |
61 | RadialGradient::~RadialGradient() |
62 | { |
63 | delete(pImpl); |
64 | } |
65 | |
66 | |
67 | Result RadialGradient::radial(float cx, float cy, float radius) noexcept |
68 | { |
69 | if (radius < 0) return Result::InvalidArguments; |
70 | |
71 | pImpl->cx = cx; |
72 | pImpl->cy = cy; |
73 | pImpl->radius = radius; |
74 | |
75 | return Result::Success; |
76 | } |
77 | |
78 | |
79 | Result RadialGradient::radial(float* cx, float* cy, float* radius) const noexcept |
80 | { |
81 | if (cx) *cx = pImpl->cx; |
82 | if (cy) *cy = pImpl->cy; |
83 | if (radius) *radius = pImpl->radius; |
84 | |
85 | return Result::Success; |
86 | } |
87 | |
88 | |
89 | unique_ptr<RadialGradient> RadialGradient::gen() noexcept |
90 | { |
91 | return unique_ptr<RadialGradient>(new RadialGradient); |
92 | } |
93 | |
94 | |
95 | uint32_t RadialGradient::identifier() noexcept |
96 | { |
97 | return TVG_CLASS_ID_RADIAL; |
98 | } |
99 | |