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/***************************************************************************
begin : Sun Feb 29 2004
copyright : (C) 2004 by Jeroen Wijnhout
email : Jeroen.Wijnhout@kdemail.net
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#ifndef CONVERT_H
#define CONVERT_H
#include <qstring.h>
#include <qstringlist.h>
#include <qmap.h>
#include <kurl.h>
namespace Kate { class Document; }
class ConvertMap
{
protected:
ConvertMap(const QString & encoding);
public:
const QString & encoding() const { return m_aliases[0]; }
const QString & isoName() const { return m_aliases[1]; }
QChar toEncoding(const QString & enc) { return m_toEncoding[enc]; }
QString toASCII(const QChar & c) { return m_toASCII[c]; }
void addPair(QChar c, const QString & enc);
bool canDecode(const QChar & c) { return ( m_toASCII.contains(c) > 0 ); }
bool canEncode(const QString & enc) { return ( m_toEncoding.contains(enc) > 0 ); }
bool load();
private:
bool commandIsTerminated(const QString &);
private:
QStringList m_aliases;
QMap<QChar, QString> m_toASCII;
QMap<QString, QChar> m_toEncoding;
//static members
public:
static bool create(const QString & encoding);
static QString encodingNameFor(const QString &);
static QString isoNameFor(const QString &);
static ConvertMap * mapFor(const QString & enc) { return g_maps[enc]; }
private:
static QMap<QString, ConvertMap*> g_maps;
};
class ConvertIO
{
public:
ConvertIO(Kate::Document *doc);
virtual ~ConvertIO() {}
virtual void nextLine(); //read next line
virtual QString & currentLine();
virtual QString & text() { return m_text; }
virtual void writeText();
virtual uint current(); //current line number
virtual bool done();
protected:
Kate::Document *m_doc;
QString m_text, m_line;
uint m_nLine;
};
class ConvertIOFile : public ConvertIO
{
public:
ConvertIOFile(Kate::Document *doc, const KURL & url);
void writeText();
private:
KURL m_url;
};
class ConvertBase
{
public:
ConvertBase(const QString & encoding, ConvertIO * io);
virtual ~ConvertBase() {};
public:
virtual bool convert();
protected:
virtual bool setMap();
virtual QString mapNext(uint &);
ConvertIO *m_io;
QString m_encoding;
ConvertMap *m_map;
};
class ConvertEncToASCII : public ConvertBase
{
public:
ConvertEncToASCII(const QString & encoding, ConvertIO * io) : ConvertBase(encoding, io) {}
protected:
QString mapNext(uint &);
};
class ConvertASCIIToEnc : public ConvertBase
{
public:
ConvertASCIIToEnc(const QString & encoding, ConvertIO * io) : ConvertBase(encoding, io) {}
protected:
QString getSequence(uint &);
QString nextSequence(uint &);
bool isModifier(const QString &);
QString mapNext(uint &);
};
#endif
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