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- // 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;
- }
-