update packages

[CreaPhase.git] / octave_packages / m / plot / private / __fltk_print__.m

diff --git a/octave_packages/m/plot/private/__fltk_print__.m b/octave_packages/m/plot/private/__fltk_print__.m
new file mode 100644 (file)
index 0000000..7c564e6
--- /dev/null
+++ b/octave_packages/m/plot/private/__fltk_print__.m
@@ -0,0 +1,163 @@
+## Copyright (C) 2010-2012 Shai Ayal
+##
+## This file is part of Octave.
+##
+## Octave is free software; you can redistribute it and/or modify it
+## under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 3 of the License, or (at
+## your option) any later version.
+##
+## Octave 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 Octave; see the file COPYING.  If not, see
+## <http://www.gnu.org/licenses/>.
+
+## -*- texinfo -*-
+## @deftypefn {Function File} {} __fltk_print__ (@var{@dots{}})
+## Undocumented internal function.
+## @end deftypefn
+
+function opts = __fltk_print__ (opts)
+
+  dos_shell = (ispc () && ! isunix ());
+
+  figure (opts.figure);
+  drawnow ("expose");
+  __fltk_redraw__ ();
+
+  if (! isempty (opts.fig2dev_binary))
+    ## fig2dev is prefered for conversion to emf
+    fig2dev_devices = {"pstex", "mf", "emf"};
+  else
+    fig2dev_devices = {"pstex", "mf"};
+  endif
+
+  gl2ps_device = {};
+  pipeline = {};
+  switch (lower (opts.devopt))
+  case {"eps", "eps2", "epsc", "epsc2"}
+    ## format GL2PS_EPS
+    gl2ps_device = {"eps"};
+    ## FIXME - use epstool to tighten bbox and provide preview.
+    pipeline = {opts.epstool_cmd(opts, "-", opts.name)};
+  case {"epslatex", "pslatex", "pdflatex", "epslatexstandalone", ...
+        "pslatexstandalone", "pdflatexstandalone"}
+    ## format GL2PS_TEX
+    n = find (opts.devopt == "l", 1);
+    suffix = opts.devopt(1:n-1);
+    dot = find (opts.name == ".", 1, "last");
+    if ((! isempty (dot))
+        && any (strcmpi (opts.name(dot:end), ...
+                {strcat(".", suffix), ".tex", "."})))
+      name = opts.name(1:dot-1);
+      if (dot < numel (opts.name)
+          && any (strcmpi (opts.name(dot+1:end), {"eps", "ps", "pdf"})))
+        ## If user provides eps/ps/pdf suffix, use it.
+        suffix = opts.name(dot+1:end);
+      endif
+    else
+      error ("print:invalid-suffix", 
+             "invalid suffix `%s' for device `%s'.",
+             opts.name(dot:end), lower (opts.devopt));
+    endif
+    gl2ps_device = {sprintf("%snotxt", lower (suffix))};
+    gl2ps_device{2} = "tex";
+    if (dos_shell)
+      ## FIXME - this will only work on MinGW with the MSYS shell
+      pipeline = {sprintf("cat > %s-inc.%s", name, suffix)};
+      pipeline{2} = sprintf ("cat > %s.tex", name);
+    else
+      pipeline = {sprintf("cat > %s-inc.%s", name, suffix)};
+      pipeline{2} = sprintf ("cat > %s.tex", name);
+    endif
+  case "tikz"
+    ## format GL2PS_PGF
+    gl2ps_device = {"pgf"};
+    pipeline = {sprintf("cat > %s", opts.name)};
+  case "svg"
+    ## format GL2PS_SVG
+    gl2ps_device = {"svg"};
+    pipeline = {sprintf("cat > %s", opts.name)};
+  case fig2dev_devices
+    cmd_pstoedit = opts.pstoedit_cmd (opts, "fig");
+    cmd_fig2dev = opts.fig2dev_cmd (opts, opts.devopt);
+    if (strcmp (opts.devopt, "pstex"))
+      [~, ~, ext] = fileparts (opts.name);
+      if (any (strcmpi (ext, {".ps", ".tex", "."})))
+        opts.name = opts.name(1:end-numel(ext));
+      endif
+      opts.name = strcat (opts.name, ".ps");
+      cmd = sprintf ("%s | %s > %s", cmd_pstoedit, cmd_fig2dev, opts.name);
+      gl2ps_device = {"eps"};
+      pipeline = {cmd};
+      cmd_fig2dev = opts.fig2dev_cmd (opts, "pstex_t");
+      gl2ps_device{2} = "eps";
+      pipeline{2} = sprintf ("%s | %s > %s", cmd_pstoedit,
+                             cmd_fig2dev, strrep(opts.name, ".ps", ".tex"));
+    else
+      cmd = sprintf ("%s | %s > %s", cmd_pstoedit, cmd_fig2dev, opts.name);
+      gl2ps_device = {"eps"};
+      pipeline = {cmd};
+    endif
+  case "aifm"
+    cmd = opts.pstoedit_cmd (opts, "ps2ai");
+    gl2ps_device = {"eps"};
+    pipeline = {sprintf("%s > %s", cmd, opts.name)};
+  case {"dxf", "emf", "fig", "hpgl"}
+    cmd = opts.pstoedit_cmd (opts);
+    gl2ps_device = {"eps"};
+    pipeline = {sprintf("%s > %s", cmd, opts.name)};
+  case {"corel", "gif"}
+    error ("print:unsupporteddevice",
+           "print.m: %s output is not available for the FLTK graphics toolkit",
+           upper (opts.devopt));
+  case opts.ghostscript.device
+    opts.ghostscript.source = "-";
+    opts.ghostscript.output = opts.name;
+    if (opts.send_to_printer)
+      opts.unlink(strcmp (opts.unlink, opts.ghostscript.output)) = [];
+      opts.ghostscript.output = "-";
+    endif
+    [cmd_gs, cmd_cleanup] = __ghostscript__ (opts.ghostscript);
+    if (opts.send_to_printer || isempty (opts.name))
+      cmd_lpr = opts.lpr_cmd (opts);
+      cmd = sprintf("%s | %s", cmd_gs, cmd_lpr);
+    else
+      cmd = sprintf("%s", cmd_gs);
+    endif
+    if (! isempty (cmd_cleanup))
+      gl2ps_device = {"eps"};
+      if (dos_shell)
+        pipeline = {sprintf("%s & %s", cmd, cmd_cleanup)};
+      else
+        pipeline = {sprintf("%s ; %s", cmd, cmd_cleanup)};
+      endif
+    else
+      gl2ps_device = {"eps"};
+      pipeline = {cmd};
+    endif
+  otherwise
+    error (sprintf ("print:no%soutput", opts.devopt),
+           "print.m: %s output is not available for GL2PS output",
+           upper (opts.devopt));
+  endswitch
+
+  opts.pipeline = pipeline;
+
+  for n = 1:numel(pipeline)
+    if (opts.debug)
+      fprintf ("fltk-pipeline: '%s'\n", pipeline{n});
+    endif
+    drawnow (gl2ps_device{n}, strcat('|',pipeline{n}));
+  endfor
+
+  if (! isempty (strfind (opts.devopt, "standalone")))
+    opts.latex_standalone (opts);
+  endif
+
+endfunction
+