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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/src/VectorStream.hpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-src/src/VectorStream.hpp | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/src/VectorStream.hpp b/Build/source/texk/dvisvgm/dvisvgm-src/src/VectorStream.hpp deleted file mode 100644 index 10189944002..00000000000 --- a/Build/source/texk/dvisvgm/dvisvgm-src/src/VectorStream.hpp +++ /dev/null @@ -1,84 +0,0 @@ -/************************************************************************* -** VectorStream.hpp ** -** ** -** This file is part of dvisvgm -- a fast DVI to SVG converter ** -** Copyright (C) 2005-2024 Martin Gieseking <martin.gieseking@uos.de> ** -** ** -** This program is free software; you can redistribute it and/or ** -** modify it under the terms of the GNU General Public License as ** -** published by the Free Software Foundation; either version 3 of ** -** the License, or (at your option) any later version. ** -** ** -** This program is distributed in the hope that it will be useful, but ** -** WITHOUT ANY WARRANTY; without even the implied warranty of ** -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** -** GNU General Public License for more details. ** -** ** -** You should have received a copy of the GNU General Public License ** -** along with this program; if not, see <http://www.gnu.org/licenses/>. ** -*************************************************************************/ - -#ifndef VECTORSTREAM_HPP -#define VECTORSTREAM_HPP - -#include <istream> -#include <vector> - -template <typename T> -class VectorStreamBuffer : public std::streambuf { - public: - explicit VectorStreamBuffer (const std::vector<T> &v) { - if (!v.empty()) { - _begin = _curr = &v[0]; - _end = &v[0]+v.size(); - } - } - - protected: - int_type underflow () override { - return _curr == _end ? traits_type::eof() : traits_type::to_int_type(*_curr); - } - - int_type uflow() override { - return _curr == _end ? traits_type::eof() : traits_type::to_int_type(*_curr++); - } - - std::streamsize showmanyc () override {return _end-_curr;} - - int_type pbackfail (int_type c) override { - if (_curr == _begin || (c != traits_type::eof() && c != _curr[-1])) - return traits_type::eof(); - return traits_type::to_int_type(*--_curr); - } - - pos_type seekoff (off_type off, std::ios_base::seekdir dir, std::ios_base::openmode which=std::ios_base::in) override { - switch (dir) { - case std::ios_base::cur: - _curr += off; break; - case std::ios_base::beg: - _curr = _begin+off; break; - case std::ios_base::end: - _curr = _end-off; break; - default: - break; - } - return _curr-_begin; - } - - private: - const T *_begin=nullptr; - const T *_end=nullptr; - const T *_curr=nullptr; -}; - - -template <typename T> -class VectorInputStream : public std::istream { - public: - explicit VectorInputStream (const std::vector<T> &source) : std::istream(&_buf), _buf(source) {} - - private: - VectorStreamBuffer<T> _buf; -}; - -#endif |