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fb2 plugin code is included into master branch

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Nikolay Pultsin 2012-03-23 23:35:09 +00:00
parent 29e018ee65
commit ae40ca59a6
12 changed files with 1248 additions and 0 deletions
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90
jni/NativeFormats/fbreader/src/formats/fb2/FB2CoverReader.cpp Normal file
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/*
* Copyright (C) 2004-2012 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 <ZLFile.h>
#include <ZLBase64EncodedImage.h>
#include "FB2CoverReader.h"
#include "../../library/Book.h"
FB2CoverReader::FB2CoverReader(const ZLFile &file) : myFile(file) {
}
shared_ptr<ZLImage> FB2CoverReader::readCover() {
myReadCoverPage = false;
myImageReference.erase();
readDocument(myFile);
return myImage;
}
void FB2CoverReader::startElementHandler(int tag, const char **attributes) {
switch (tag) {
case _COVERPAGE:
myReadCoverPage = true;
break;
case _IMAGE:
if (myReadCoverPage) {
const std::string hrefName = xlinkNamespace() + ":href";
const char *ref = attributeValue(attributes, hrefName.c_str());
if (ref != 0 && *ref == '#' && *(ref + 1) != '\0') {
myImageReference = ref + 1;
}
}
break;
case _BINARY:
{
const char *id = attributeValue(attributes, "id");
const char *contentType = attributeValue(attributes, "content-type");
if (id != 0 && contentType != 0 && myImageReference == id) {
myImage = new ZLBase64EncodedImage(contentType);
}
}
}
}
void FB2CoverReader::endElementHandler(int tag) {
switch (tag) {
case _COVERPAGE:
myReadCoverPage = false;
break;
case _DESCRIPTION:
if (myImageReference.empty()) {
interrupt();
}
break;
case _BINARY:
if (!myImage.isNull()) {
if (!myImageBuffer.empty()) {
((ZLBase64EncodedImage&)*myImage).addData(myImageBuffer);
myImageBuffer.clear();
} else {
myImage = 0;
}
interrupt();
}
break;
}
}
void FB2CoverReader::characterDataHandler(const char *text, size_t len) {
if (len > 0 && !myImage.isNull()) {
myImageBuffer.push_back(std::string(text, len));
}
}