plotutils-graph-patches-lloda/libplot/p_erase.c

/* This file is part of the GNU plotutils package.  Copyright (C) 1995,
   1996, 1997, 1998, 1999, 2000, 2005, 2008, Free Software Foundation, Inc.

   The GNU plotutils package is free software.  You may redistribute it
   and/or modify it under the terms of the GNU General Public License as
   published by the Free Software foundation; either version 2, or (at your
   option) any later version.

   The GNU plotutils package 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
   General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with the GNU plotutils package; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin St., Fifth Floor,
   Boston, MA 02110-1301, USA. */

/* A PSPlotter simply resets the output buffer, discarding all objects
   written to it, resets the bounding box, and marks all Postscript fonts
   as unused on the current page. */

#include "sys-defines.h"
#include "extern.h"

bool
_pl_p_erase_page (S___(Plotter *_plotter))
{
  int i;

  /* reinitialize `font used' array(s) for this page */
  for (i = 0; i < PL_NUM_PS_FONTS; i++)
    _plotter->data->page->ps_font_used[i] = false;
#ifdef USE_LJ_FONTS_IN_PS
  for (i = 0; i < PL_NUM_PCL_FONTS; i++)
    _plotter->data->page->pcl_font_used[i] = false;
#endif

  return true;
}