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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
/***************************************************************************
* Copyright (C) 2004 by Riku Leino *
* tsoots@gmail.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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef HTMLREADER_H
#define HTMLREADER_H
#include "scconfig.h"
#include <vector>
#include <libxml/HTMLparser.h>
#include <QString>
#include <QXmlAttributes>
#include <gtparagraphstyle.h>
#include <gtwriter.h>
/*! \brief Parse and import a HTML file.
Supported tags: P, CENTER, BR, A, UL, OL, LI, H1, H2, H3, H4,
B, STRONG, I, EM, CODE, BODY, PRE, IMG, SUB, SUP, DEL, INS, U,
DIV.
*/
enum ListStyle {
OL,
UL,
ListStyle_Max
};
class HTMLReader
{
private:
QString href;
QString extLinks;
int extIndex;
gtWriter *writer;
gtParagraphStyle *pstyle;
QMap<QString, Alignment> alignments;
QMap<QString, gtParagraphStyle *> *elements;
QVector<QString> *blockElements;
QStack<gtParagraphStyle *> *styleStack;
QStack<QString> *elementStack;
int styleNumber;
/* This indicates that one line break has just been done.
* Without this, two following block elements would create
* three blocks instead of two (one block would be empty) */
bool lineBrokenByBlock;
/* This indicates that line break just occured. This is to
* filter spaces on the beginning of lines after line breaks */
bool lineBroken;
bool paragraphSet;
QStack<ListStyle> listStyles;
QStack<int> nextItemNumbers;
struct {
bool li;
bool pre;
} inElement;
bool noFormatting;
void initPStyles();
void addElementToMap(const char *elementName, const char *elementStyle);
double getSize(double currentFontSize, QString styleValue, bool isFontSize);
static HTMLReader* hreader;
public:
HTMLReader(gtParagraphStyle *ps, gtWriter *w, bool textOnly);
~HTMLReader();
void parse(QString filename);
static void startElement(void *user_data, const xmlChar * fullname, const xmlChar ** atts);
static void endElement(void *user_data, const xmlChar * name);
static void characters(void *user_data, const xmlChar * ch, int len);
bool startElement(const QString&, const QString&, const QString &name, const QXmlAttributes &attrs);
bool endElement(const QString&, const QString&, const QString &name);
bool characters(const QString &ch);
bool setStyle(gtParagraphStyle *style, const QString &css);
};
#endif
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