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Languguage OS II Version 10-94 (Knowledge Media)(1994).ISO
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PlotFile.cc
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C/C++ Source or Header
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1992-01-17
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4KB
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182 lines
// This may look like C code, but it is really -*- C++ -*-
/*
Copyright (C) 1988, 1992 Free Software Foundation
written by Doug Lea (dl@rocky.oswego.edu)
This file is part of the GNU C++ Library. This library is free
software; you can redistribute it and/or modify it under the terms of
the GNU Library General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your
option) any later version. This library 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 Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef __GNUG__
#pragma implementation
#endif
#include <PlotFile.h>
/*
PlotFile implementation module
*/
PlotFile:: PlotFile() {}
PlotFile::~PlotFile() {}
PlotFile::PlotFile(const char* filename, io_mode m, access_mode a)
:(filename, m, a) {}
PlotFile::PlotFile(const char* filename)
:(filename, io_writeonly, a_create) {}
PlotFile::PlotFile(const char* filename, const char* m)
:(filename, m) {}
PlotFile::PlotFile(int filedesc, const io_mode m)
:(filedesc, m) {}
PlotFile::PlotFile(FILE* fileptr)
:(fileptr) {}
PlotFile::operator void*()
{
return (state & (_bad|_fail))? 0 : this ;
}
PlotFile& PlotFile::open(const char* filename,
io_mode m, access_mode a)
{
File::open(filename, m, a); return *this;
}
PlotFile& PlotFile::open(const char* filename, const char* m)
{
File::open(filename, m); return *this;
}
PlotFile& PlotFile::open(int filedesc, io_mode m)
{
File::open(filedesc, m); return *this;
}
PlotFile& PlotFile::open(FILE* fileptr)
{
File::open(fileptr); return *this;
}
PlotFile& PlotFile::setbuf(const int buffer_kind)
{
File::setbuf(buffer_kind); return *this;
}
PlotFile& PlotFile::setbuf(const int size, char* buf)
{
File::setbuf(size, buf); return *this;
}
PlotFile& PlotFile:: cmd(char c)
{
File::put(c);
return *this;
}
PlotFile& PlotFile:: operator<<(const int x)
{
#if defined(convex)
File::put((char)(x>>8));
File::put((char)(x&0377));
#else
File::put((char)(x&0377));
File::put((char)(x>>8));
#endif
return *this;
}
PlotFile& PlotFile:: operator<<(const char *s)
{
File::put(s);
return *this;
}
PlotFile& PlotFile:: arc(const int xi, const int yi,
const int x0, const int y0,
const int x1, const int y1)
{
return cmd('a') << xi << yi << x0 << y0 << x1 << y1;
}
PlotFile& PlotFile:: box(const int x0, const int y0,
const int x1, const int y1)
{
line(x0, y0, x0, y1);
line(x0, y1, x1, y1);
line(x1, y1, x1, y0);
return line(x1, y0, x0, y0);
}
PlotFile& PlotFile:: circle(const int x, const int y, const int r)
{
return cmd('c') << x << y << r;
}
PlotFile& PlotFile:: cont(const int xi, const int yi)
{
return cmd('n') << xi << yi;
}
PlotFile& PlotFile:: dot(const int xi, const int yi, const int dx,
int n, const int* pat)
{
cmd('d') << xi << yi << dx << n;
while (n-- > 0) *this << *pat++;
return *this;
}
PlotFile& PlotFile:: erase()
{
return cmd('e');
}
PlotFile& PlotFile:: label(const char* s)
{
return cmd('t') << s << "\n";
}
PlotFile& PlotFile:: line(const int x0, const int y0,
const int x1, const int y1)
{
return cmd('l') << x0 << y0 << x1 << y1;
}
PlotFile& PlotFile:: linemod(const char* s)
{
return cmd('f') << s << "\n";
}
PlotFile& PlotFile:: move(const int xi, const int yi)
{
return cmd('m') << xi << yi;
}
PlotFile& PlotFile:: point(const int xi, const int yi)
{
return cmd('p') << xi << yi;
}
PlotFile& PlotFile:: space(const int x0, const int y0,
const int x1, const int y1)
{
return cmd('s') << x0 << y0 << x1 << y1;
}