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authorMichele Calgaro <michele.calgaro@yahoo.it>2024-05-11 21:28:48 +0900
committerMichele Calgaro <michele.calgaro@yahoo.it>2024-05-11 21:28:48 +0900
commit2462d03f322261bd616721c2b2065c4004b36c9c (patch)
tree239947a0737bb8386703a1497f12c09aebd3080a /fbreader/src/formats/pdf/StringStream.cpp
downloadtde-ebook-reader-2462d03f322261bd616721c2b2065c4004b36c9c.tar.gz
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Initial import (as is) from Debian Snapshot's 'fbreader' source code (https://snapshot.debian.org/package/fbreader/0.99.4%2Bdfsg-6).
The Debian code is provided under GPL2 license. Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'fbreader/src/formats/pdf/StringStream.cpp')
-rw-r--r--fbreader/src/formats/pdf/StringStream.cpp55
1 files changed, 55 insertions, 0 deletions
diff --git a/fbreader/src/formats/pdf/StringStream.cpp b/fbreader/src/formats/pdf/StringStream.cpp
new file mode 100644
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+++ b/fbreader/src/formats/pdf/StringStream.cpp
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+/*
+ * Copyright (C) 2008-2012 Geometer Plus <contact@geometerplus.com>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#include <algorithm>
+
+#include "StringStream.h"
+
+StringStream::StringStream(const std::string &data) : myData(data), myOffset(0) {
+}
+
+bool StringStream::open() {
+ myOffset = 0;
+ return true;
+}
+
+std::size_t StringStream::read(char *buffer, std::size_t maxSize) {
+ std::size_t size = std::min(maxSize, myData.length() - myOffset);
+ memcpy(buffer, myData.data() + myOffset, size);
+ myOffset += size;
+ return size;
+}
+
+void StringStream::close() {
+}
+
+void StringStream::seek(int offset, bool absoluteOffset) {
+ if (!absoluteOffset) {
+ offset += myOffset;
+ }
+ myOffset = std::min((std::size_t)std::max(0, offset), myData.length());
+}
+
+std::size_t StringStream::offset() const {
+ return myOffset;
+}
+
+std::size_t StringStream::sizeOfOpened() {
+ return myData.length();
+}