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#ifndef __INKSCAPE_IO_XSLTSTREAM_H__
#define __INKSCAPE_IO_XSLTSTREAM_H__
/**
* Xslt-enabled input and output streams
*
*
* Authors:
* Bob Jamison <ishmalius@gmail.com>
*
* Copyright (C) 2004-2008 Inkscape.org
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "inkscapestream.h"
#include <libxslt/xslt.h>
#include <libxslt/xsltInternals.h>
namespace Inkscape
{
namespace IO
{
//#########################################################################
//# X S L T S T Y L E S H E E T
//#########################################################################
/**
* This is a container for reusing a loaded stylesheet
*/
class XsltStyleSheet
{
public:
/**
* Constructor with loading
*/
XsltStyleSheet(InputStream &source) throw (StreamException);
/**
* Simple constructor, no loading
*/
XsltStyleSheet();
/**
* Loader
*/
bool read(InputStream &source);
/**
* Destructor
*/
virtual ~XsltStyleSheet();
xsltStylesheetPtr stylesheet;
}; // class XsltStyleSheet
//#########################################################################
//# X S L T I N P U T S T R E A M
//#########################################################################
/**
* This class is for transforming stream input by a given stylesheet
*/
class XsltInputStream : public BasicInputStream
{
public:
XsltInputStream(InputStream &xmlSource, XsltStyleSheet &stylesheet)
throw (StreamException);
virtual ~XsltInputStream() throw (StreamException);
virtual int available() throw (StreamException);
virtual void close() throw (StreamException);
virtual int get() throw (StreamException);
private:
XsltStyleSheet &stylesheet;
xmlChar *outbuf;
int outsize;
int outpos;
}; // class UriInputStream
//#########################################################################
//# X S L T O U T P U T S T R E A M
//#########################################################################
/**
* This class is for transforming stream output by a given stylesheet
*/
class XsltOutputStream : public BasicOutputStream
{
public:
XsltOutputStream(OutputStream &destination, XsltStyleSheet &stylesheet)
throw (StreamException);
virtual ~XsltOutputStream() throw (StreamException);
virtual void close() throw (StreamException);
virtual void flush() throw (StreamException);
virtual void put(int ch) throw (StreamException);
private:
XsltStyleSheet &stylesheet;
Glib::ustring outbuf;
bool flushed;
}; // class UriOutputStream
} // namespace IO
} // namespace Inkscape
#endif /* __INKSCAPE_IO_XSLTSTREAM_H__ */
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