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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.
- */
-
- /*
- a very simple implementation of a class to output unix "plot"
- format plotter files. See corresponding unix man pages for
- more details.
- */
-
- #ifndef _PlotFile_h
- #ifdef __GNUG__
- #pragma interface
- #endif
- #define _PlotFile_h
-
- #include <File.h>
-
- /*
- Some plot libraries have the `box' command to draw boxes. Some don't.
- `box' is included here via moves & lines to allow both possiblilties.
- */
-
-
- class PlotFile : private File
- {
- protected:
- PlotFile& cmd(char c);
- PlotFile& operator << (const int x);
- PlotFile& operator << (const char *s);
-
- public:
-
- PlotFile();
- PlotFile(const char* filename);
- PlotFile(const char* filename, io_mode m, access_mode a);
- PlotFile(const char* filename, const char* m);
- PlotFile(int filedesc, const io_mode m = io_writeonly);
- PlotFile(FILE* fileptr);
-
- ~PlotFile();
-
- operator void*();
-
- PlotFile& close() { File::close(); return *this; }
- PlotFile& remove() { File::remove(); return *this; }
-
- int filedesc() { return File::filedesc(); }
- const char* name() { return File::name(); }
- void setname(const char* newname) { File::setname(newname); }
- int iocount() { return File::iocount(); }
-
- int rdstate() { return File::rdstate(); }
- int eof() { return File::eof(); }
- int fail() { return File::fail(); }
- int bad() { return File::bad(); }
- int good() { return File::good(); }
-
- // other status queries
-
- int readable() { return File::readable(); }
- int writable() { return File::writable(); }
- int is_open() { return File::is_open(); }
-
- void error() { File::error(); }
- void clear(state_value f = _good) { File::clear(f); }
- void set(state_value f) { File::set(f); }
- void unset(state_value f) { File::unset(f); }
- PlotFile& failif(int cond) { File::failif(cond); return *this; }
- void check_state() { File::check_state(); }
-
- PlotFile& raw() { File::raw(); return *this; }
-
- PlotFile& open(const char* filename, io_mode m, access_mode a);
- PlotFile& open(const char* filename, const char* m);
- PlotFile& open(int filedesc, io_mode m);
- PlotFile& open(FILE* fileptr);
- PlotFile& setbuf(const int buffer_kind); // vals: _IONBF, _IOFBF, _IOLBF
- PlotFile& setbuf(const int size, char* buf);
-
- PlotFile& arc(const int xi, const int yi,
- const int x0, const int y0,
- const int x1, const int y1);
- PlotFile& box(const int x0, const int y0,
- const int x1, const int y1);
- PlotFile& circle(const int x, const int y, const int r);
- PlotFile& cont(const int xi, const int yi);
- PlotFile& dot(const int xi, const int yi, const int dx,
- int n, const int* pat);
- PlotFile& erase();
- PlotFile& label(const char* s);
- PlotFile& line(const int x0, const int y0,
- const int x1, const int y1);
- PlotFile& linemod(const char* s);
- PlotFile& move(const int xi, const int yi);
- PlotFile& point(const int xi, const int yi);
- PlotFile& space(const int x0, const int y0,
- const int x1, const int y1);
- };
-
-
- #endif
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