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 "tvgLoader.h"
24
25#ifdef THORVG_SVG_LOADER_SUPPORT
26 #include "tvgSvgLoader.h"
27#endif
28
29#ifdef THORVG_PNG_LOADER_SUPPORT
30 #include "tvgPngLoader.h"
31#endif
32
33#ifdef THORVG_TVG_LOADER_SUPPORT
34 #include "tvgTvgLoader.h"
35#endif
36
37#ifdef THORVG_JPG_LOADER_SUPPORT
38 #include "tvgJpgLoader.h"
39#endif
40
41#ifdef THORVG_WEBP_LOADER_SUPPORT
42 #include "tvgWebpLoader.h"
43#endif
44
45#ifdef THORVG_LOTTIE_LOADER_SUPPORT
46 #include "tvgLottieLoader.h"
47#endif
48
49#include "tvgRawLoader.h"
50
51/************************************************************************/
52/* Internal Class Implementation */
53/************************************************************************/
54
55static LoadModule* _find(FileType type)
56{
57 switch(type) {
58 case FileType::Tvg: {
59#ifdef THORVG_TVG_LOADER_SUPPORT
60 return new TvgLoader;
61#endif
62 break;
63 }
64 case FileType::Svg: {
65#ifdef THORVG_SVG_LOADER_SUPPORT
66 return new SvgLoader;
67#endif
68 break;
69 }
70 case FileType::Lottie: {
71#ifdef THORVG_LOTTIE_LOADER_SUPPORT
72 return new LottieLoader;
73#endif
74 break;
75 }
76 case FileType::Raw: {
77 return new RawLoader;
78 break;
79 }
80 case FileType::Png: {
81#ifdef THORVG_PNG_LOADER_SUPPORT
82 return new PngLoader;
83#endif
84 break;
85 }
86 case FileType::Jpg: {
87#ifdef THORVG_JPG_LOADER_SUPPORT
88 return new JpgLoader;
89#endif
90 break;
91 }
92 case FileType::Webp: {
93#ifdef THORVG_WEBP_LOADER_SUPPORT
94 return new WebpLoader;
95#endif
96 break;
97 }
98 default: {
99 break;
100 }
101 }
102
103#ifdef THORVG_LOG_ENABLED
104 const char *format;
105 switch(type) {
106 case FileType::Tvg: {
107 format = "TVG";
108 break;
109 }
110 case FileType::Svg: {
111 format = "SVG";
112 break;
113 }
114 case FileType::Lottie: {
115 format = "lottie(json)";
116 break;
117 }
118 case FileType::Raw: {
119 format = "RAW";
120 break;
121 }
122 case FileType::Png: {
123 format = "PNG";
124 break;
125 }
126 case FileType::Jpg: {
127 format = "JPG";
128 break;
129 }
130 case FileType::Webp: {
131 format = "WEBP";
132 break;
133 }
134 default: {
135 format = "???";
136 break;
137 }
138 }
139 TVGLOG("LOADER", "%s format is not supported", format);
140#endif
141 return nullptr;
142}
143
144
145static LoadModule* _findByPath(const string& path)
146{
147 auto ext = path.substr(path.find_last_of(".") + 1);
148 if (!ext.compare("tvg")) return _find(FileType::Tvg);
149 if (!ext.compare("svg")) return _find(FileType::Svg);
150 if (!ext.compare("json")) return _find(FileType::Lottie);
151 if (!ext.compare("lottie")) return _find(FileType::Lottie);
152 if (!ext.compare("png")) return _find(FileType::Png);
153 if (!ext.compare("jpg")) return _find(FileType::Jpg);
154 if (!ext.compare("webp")) return _find(FileType::Webp);
155 return nullptr;
156}
157
158
159static LoadModule* _findByType(const string& mimeType)
160{
161 if (mimeType.empty()) return nullptr;
162
163 auto type = FileType::Unknown;
164
165 if (mimeType == "tvg") type = FileType::Tvg;
166 else if (mimeType == "svg" || mimeType == "svg+xml") type = FileType::Svg;
167 else if (mimeType == "lottie" || mimeType == "json") type = FileType::Lottie;
168 else if (mimeType == "raw") type = FileType::Raw;
169 else if (mimeType == "png") type = FileType::Png;
170 else if (mimeType == "jpg" || mimeType == "jpeg") type = FileType::Jpg;
171 else if (mimeType == "webp") type = FileType::Webp;
172 else {
173 TVGLOG("LOADER", "Given mimetype is unknown = \"%s\".", mimeType.c_str());
174 return nullptr;
175 }
176
177 return _find(type);
178}
179
180
181/************************************************************************/
182/* External Class Implementation */
183/************************************************************************/
184
185
186bool LoaderMgr::init()
187{
188 //TODO:
189
190 return true;
191}
192
193
194bool LoaderMgr::term()
195{
196 //TODO:
197
198 return true;
199}
200
201
202shared_ptr<LoadModule> LoaderMgr::loader(const string& path, bool* invalid)
203{
204 *invalid = false;
205
206 if (auto loader = _findByPath(path)) {
207 if (loader->open(path)) return shared_ptr<LoadModule>(loader);
208 else delete(loader);
209 *invalid = true;
210 }
211 return nullptr;
212}
213
214
215shared_ptr<LoadModule> LoaderMgr::loader(const char* data, uint32_t size, const string& mimeType, bool copy)
216{
217 //Try first with the given MimeType
218 if (auto loader = _findByType(mimeType)) {
219 if (loader->open(data, size, copy)) {
220 return shared_ptr<LoadModule>(loader);
221 } else {
222 TVGLOG("LOADER", "Given mimetype \"%s\" seems incorrect or not supported. Will try again with other types.", mimeType.c_str());
223 delete(loader);
224 }
225 }
226
227 //Abnormal MimeType. Try with the candidates in the order
228 for (int i = 0; i < static_cast<int>(FileType::Unknown); i++) {
229 auto loader = _find(static_cast<FileType>(i));
230 if (loader) {
231 if (loader->open(data, size, copy)) return shared_ptr<LoadModule>(loader);
232 else delete(loader);
233 }
234 }
235 return nullptr;
236}
237
238
239shared_ptr<LoadModule> LoaderMgr::loader(const uint32_t *data, uint32_t w, uint32_t h, bool copy)
240{
241 //function is dedicated for raw images only
242 auto loader = new RawLoader;
243 if (loader->open(data, w, h, copy)) return shared_ptr<LoadModule>(loader);
244 else delete(loader);
245
246 return nullptr;
247}
248