diff options
Diffstat (limited to 'thirdparty/thorvg/src/lib/tvgLoader.cpp')
| -rw-r--r-- | thirdparty/thorvg/src/lib/tvgLoader.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/thirdparty/thorvg/src/lib/tvgLoader.cpp b/thirdparty/thorvg/src/lib/tvgLoader.cpp new file mode 100644 index 0000000000..fb93e0faec --- /dev/null +++ b/thirdparty/thorvg/src/lib/tvgLoader.cpp @@ -0,0 +1,213 @@ +/* + * Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. All rights reserved. + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include "tvgLoader.h" + +#ifdef THORVG_SVG_LOADER_SUPPORT + #include "tvgSvgLoader.h" +#endif + +#ifdef THORVG_PNG_LOADER_SUPPORT + #include "tvgPngLoader.h" +#endif + +#ifdef THORVG_TVG_LOADER_SUPPORT + #include "tvgTvgLoader.h" +#endif + +#ifdef THORVG_JPG_LOADER_SUPPORT + #include "tvgJpgLoader.h" +#endif + +#include "tvgRawLoader.h" + +/************************************************************************/ +/* Internal Class Implementation */ +/************************************************************************/ + +static LoadModule* _find(FileType type) +{ + switch(type) { + case FileType::Tvg: { +#ifdef THORVG_TVG_LOADER_SUPPORT + return new TvgLoader; +#endif + break; + } + case FileType::Svg: { +#ifdef THORVG_SVG_LOADER_SUPPORT + return new SvgLoader; +#endif + break; + } + case FileType::Raw: { + return new RawLoader; + break; + } + case FileType::Png: { +#ifdef THORVG_PNG_LOADER_SUPPORT + return new PngLoader; +#endif + break; + } + case FileType::Jpg: { +#ifdef THORVG_JPG_LOADER_SUPPORT + return new JpgLoader; +#endif + break; + } + default: { + break; + } + } + +#ifdef THORVG_LOG_ENABLED + const char *format; + switch(type) { + case FileType::Tvg: { + format = "TVG"; + break; + } + case FileType::Svg: { + format = "SVG"; + break; + } + case FileType::Raw: { + format = "RAW"; + break; + } + case FileType::Png: { + format = "PNG"; + break; + } + case FileType::Jpg: { + format = "JPG"; + break; + } + default: { + format = "???"; + break; + } + } + TVGLOG("LOADER", "%s format is not supported", format); +#endif + return nullptr; +} + + +static LoadModule* _findByPath(const string& path) +{ + auto ext = path.substr(path.find_last_of(".") + 1); + if (!ext.compare("tvg")) return _find(FileType::Tvg); + if (!ext.compare("svg")) return _find(FileType::Svg); + if (!ext.compare("png")) return _find(FileType::Png); + if (!ext.compare("jpg")) return _find(FileType::Jpg); + return nullptr; +} + + +static LoadModule* _findByType(const string& mimeType) +{ + if (mimeType.empty()) return nullptr; + + auto type = FileType::Unknown; + + if (mimeType == "tvg") type = FileType::Tvg; + else if (mimeType == "svg" || mimeType == "svg+xml") type = FileType::Svg; + else if (mimeType == "raw") type = FileType::Raw; + else if (mimeType == "png") type = FileType::Png; + else if (mimeType == "jpg" || mimeType == "jpeg") type = FileType::Jpg; + else { + TVGLOG("LOADER", "Given mimetype is unknown = \"%s\".", mimeType.c_str()); + return nullptr; + } + + return _find(type); +} + + +/************************************************************************/ +/* External Class Implementation */ +/************************************************************************/ + + +bool LoaderMgr::init() +{ + //TODO: + + return true; +} + + +bool LoaderMgr::term() +{ + //TODO: + + return true; +} + + +shared_ptr<LoadModule> LoaderMgr::loader(const string& path, bool* invalid) +{ + *invalid = false; + + if (auto loader = _findByPath(path)) { + if (loader->open(path)) return shared_ptr<LoadModule>(loader); + else delete(loader); + *invalid = true; + } + return nullptr; +} + + +shared_ptr<LoadModule> LoaderMgr::loader(const char* data, uint32_t size, const string& mimeType, bool copy) +{ + //Try first with the given MimeType + if (auto loader = _findByType(mimeType)) { + if (loader->open(data, size, copy)) { + return shared_ptr<LoadModule>(loader); + } else { + TVGLOG("LOADER", "Given mimetype \"%s\" seems incorrect or not supported. Will try again with other types.", mimeType.c_str()); + delete(loader); + } + } + + //Abnormal MimeType. Try with the candidates in the order + for (int i = 0; i < static_cast<int>(FileType::Unknown); i++) { + auto loader = _find(static_cast<FileType>(i)); + if (loader) { + if (loader->open(data, size, copy)) return shared_ptr<LoadModule>(loader); + else delete(loader); + } + } + return nullptr; +} + + +shared_ptr<LoadModule> LoaderMgr::loader(const uint32_t *data, uint32_t w, uint32_t h, bool copy) +{ + //function is dedicated for raw images only + auto loader = new RawLoader; + if (loader->open(data, w, h, copy)) return shared_ptr<LoadModule>(loader); + else delete(loader); + + return nullptr; +} |