1 /*
2 * Copyright (c) 2020 - 2024 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 "../../lv_conf_internal.h"
24 #if LV_USE_THORVG_INTERNAL
25
26 #include <cstdarg>
27 #include "tvgScene.h"
28
29 /************************************************************************/
30 /* Internal Class Implementation */
31 /************************************************************************/
32
resetEffects()33 Result Scene::Impl::resetEffects()
34 {
35 if (effects) {
36 for (auto e = effects->begin(); e < effects->end(); ++e) {
37 delete(*e);
38 }
39 delete(effects);
40 effects = nullptr;
41 }
42 return Result::Success;
43 }
44
45
46 /************************************************************************/
47 /* External Class Implementation */
48 /************************************************************************/
49
Scene()50 Scene::Scene() : pImpl(new Impl(this))
51 {
52 }
53
54
~Scene()55 Scene::~Scene()
56 {
57 delete(pImpl);
58 }
59
60
gen()61 unique_ptr<Scene> Scene::gen() noexcept
62 {
63 return unique_ptr<Scene>(new Scene);
64 }
65
66
identifier()67 TVG_DEPRECATED uint32_t Scene::identifier() noexcept
68 {
69 return (uint32_t) Type::Scene;
70 }
71
72
type() const73 Type Scene::type() const noexcept
74 {
75 return Type::Scene;
76 }
77
78
push(unique_ptr<Paint> paint)79 Result Scene::push(unique_ptr<Paint> paint) noexcept
80 {
81 auto p = paint.release();
82 if (!p) return Result::MemoryCorruption;
83 PP(p)->ref();
84 pImpl->paints.push_back(p);
85
86 return Result::Success;
87 }
88
89
reserve(TVG_UNUSED uint32_t size)90 Result Scene::reserve(TVG_UNUSED uint32_t size) noexcept
91 {
92 return Result::NonSupport;
93 }
94
95
clear(bool free)96 Result Scene::clear(bool free) noexcept
97 {
98 pImpl->clear(free);
99
100 return Result::Success;
101 }
102
103
paints()104 list<Paint*>& Scene::paints() noexcept
105 {
106 return pImpl->paints;
107 }
108
109
push(SceneEffect effect,...)110 Result Scene::push(SceneEffect effect, ...) noexcept
111 {
112 if (effect == SceneEffect::ClearAll) return pImpl->resetEffects();
113
114 if (!pImpl->effects) pImpl->effects = new Array<RenderEffect*>;
115
116 va_list args;
117 va_start(args, effect);
118
119 RenderEffect* re = nullptr;
120
121 switch (effect) {
122 case SceneEffect::GaussianBlur: {
123 re = RenderEffectGaussian::gen(args);
124 break;
125 }
126 default: break;
127 }
128
129 if (!re) return Result::InvalidArguments;
130
131 pImpl->effects->push(re);
132
133 return Result::Success;
134 }
135
136 #endif /* LV_USE_THORVG_INTERNAL */
137
138
