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/*
* Copyright (C) 2004-2012 Geometer Plus <[email protected]>
*
* 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.
*/
#ifndef __OLESTREAMPARSER_H__
#define __OLESTREAMPARSER_H__
#include <ZLUnicodeUtil.h>
#include "OleMainStream.h"
#include "OleStreamReader.h"
class OleStreamParser : public OleStreamReader {
public:
//word's control chars:
static const ZLUnicodeUtil::Ucs2Char WORD_FOOTNOTE_MARK;
static const ZLUnicodeUtil::Ucs2Char WORD_TABLE_SEPARATOR;
static const ZLUnicodeUtil::Ucs2Char WORD_HORIZONTAL_TAB;
static const ZLUnicodeUtil::Ucs2Char WORD_HARD_LINEBREAK;
static const ZLUnicodeUtil::Ucs2Char WORD_PAGE_BREAK;
static const ZLUnicodeUtil::Ucs2Char WORD_END_OF_PARAGRAPH;
static const ZLUnicodeUtil::Ucs2Char WORD_MINUS;
static const ZLUnicodeUtil::Ucs2Char WORD_SOFT_HYPHEN;
static const ZLUnicodeUtil::Ucs2Char WORD_START_FIELD;
static const ZLUnicodeUtil::Ucs2Char WORD_SEPARATOR_FIELD;
static const ZLUnicodeUtil::Ucs2Char WORD_END_FIELD;
static const ZLUnicodeUtil::Ucs2Char WORD_ZERO_WIDTH_UNBREAKABLE_SPACE;
static const ZLUnicodeUtil::Ucs2Char INLINE_IMAGE;
static const ZLUnicodeUtil::Ucs2Char FLOAT_IMAGE;
//unicode values:
static const ZLUnicodeUtil::Ucs2Char NULL_SYMBOL;
static const ZLUnicodeUtil::Ucs2Char FILE_SEPARATOR;
static const ZLUnicodeUtil::Ucs2Char LINE_FEED;
static const ZLUnicodeUtil::Ucs2Char SOFT_HYPHEN;
static const ZLUnicodeUtil::Ucs2Char SPACE;
static const ZLUnicodeUtil::Ucs2Char MINUS;
static const ZLUnicodeUtil::Ucs2Char VERTICAL_LINE;
public:
OleStreamParser();
private:
bool readStream(OleMainStream &stream);
protected:
virtual void handleChar(ZLUnicodeUtil::Ucs2Char ucs2char) = 0;
virtual void handleHardLinebreak() = 0;
virtual void handleParagraphEnd() = 0;
virtual void handlePageBreak() = 0;
virtual void handleTableSeparator() = 0;
virtual void handleTableEndRow() = 0;
virtual void handleFootNoteMark() = 0;
virtual void handleStartField() = 0;
virtual void handleSeparatorField() = 0;
virtual void handleEndField() = 0;
virtual void handleImage(const ZLFileImage::Blocks &blocks) = 0;
virtual void handleOtherControlChar(ZLUnicodeUtil::Ucs2Char ucs2char) = 0;
virtual void handleFontStyle(unsigned int fontStyle) = 0;
virtual void handleParagraphStyle(const OleMainStream::Style &styleInfo) = 0;
virtual void handleBookmark(const std::string &name) = 0;
private:
bool getUcs2Char(OleMainStream &stream, ZLUnicodeUtil::Ucs2Char &ucs2char);
void processInlineImage(OleMainStream &stream);
void processFloatImage(OleMainStream &stream);
void processStyles(OleMainStream &stream);
private:
protected:
ZLUnicodeUtil::Ucs2String myBuffer;
private:
std::size_t myCurBufferPosition;
unsigned int myCurCharPos;
std::size_t myNextStyleInfoIndex;
std::size_t myNextCharInfoIndex;
std::size_t myNextBookmarkIndex;
std::size_t myNextInlineImageInfoIndex;
std::size_t myNextFloatImageInfoIndex;
};
#endif /* __OLESTREAMPARSER_H__ */
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