mirror of
https://github.com/geometer/FBReaderJ.git
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58 lines
1.7 KiB
C++
58 lines
1.7 KiB
C++
/*
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* Copyright (C) 2004-2014 Geometer Plus <contact@geometerplus.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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#include <cstring>
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#include <ZLLogger.h>
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#include "StringInputStream.h"
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StringInputStream::StringInputStream(const char *cString, std::size_t len) : myCString(cString), myLength(len), myOffset(0) {
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//ZLLogger::Instance().registerClass("StringInputStream");
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}
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bool StringInputStream::open() {
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return true;
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}
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std::size_t StringInputStream::read(char *buffer, std::size_t maxSize) {
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const std::size_t len = std::min(maxSize, myLength - myOffset);
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std::memcpy(buffer, myCString + myOffset, len);
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myOffset += len;
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//ZLLogger::Instance().println("StringInputStream", std::string(buffer, len));
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return len;
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}
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void StringInputStream::close() {
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}
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void StringInputStream::seek(int offset, bool absoluteOffset) {
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if (!absoluteOffset) {
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offset += myOffset;
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}
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myOffset = std::max(0, std::min(offset, (int)myLength));
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}
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std::size_t StringInputStream::offset() const {
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return myOffset;
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}
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std::size_t StringInputStream::sizeOfOpened() {
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return myLength;
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}
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