/usr/include/wvstreams/wvwordwrap.h is in libwvstreams-dev 4.6.1-7.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | /* -*- Mode: C++ -*-
* Worldvisions Weaver Software:
* Copyright (C) 1997-2002 Net Integration Technologies, Inc.
*
* A very simple word wrapping encoder.
*/
#ifndef __WVWORDWRAP_H
#define __WVWORDWRAP_H
#include "wvencoder.h"
/**
* Trivial word wrapper.
* Recognizes newlines in input stream as end of line.
* Words are output until no more will fit, in which case a newline
* is output and the word is presented on the next line. Wrapped
* word delimiter characters are discarded such that a wrapped word
* will always be placed at the beginning of a line.
*/
class WvWordWrapEncoder : public WvEncoder
{
const int maxwidth;
char *line;
int width; // current visual position
int curindex; // current index in line array
int wordindex; // index of beginning of word in line array
bool inword; // if true, we're in a word
public:
WvWordWrapEncoder(int maxwidth);
virtual ~WvWordWrapEncoder();
protected:
// on flush, outputs a partial line with remaining chars
virtual bool _encode(WvBuf &inbuf, WvBuf &outbuf, bool flush);
virtual bool _reset(); // supported
private:
void flushline(WvBuf &outbuf);
};
#endif // __WVWORDWRAP_H
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