320 lines
12 KiB
Python
320 lines
12 KiB
Python
#!/usr/bin/env python2
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# -*- coding: utf-8 -*-
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'''
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Roland CutStudio export script
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Copyright (C) 2014 Max Gaukler <development@maxgaukler.de>
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skeleton based on Visicut Inkscape Plugin :
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Copyright (C) 2012 Thomas Oster, thomas.oster@rwth-aachen.de
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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'''
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import sys
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import os
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from subprocess import Popen
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import subprocess
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import shutil
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import numpy
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def debug(s):
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sys.stderr.write(s+"\n");
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selectedElements=[]
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for arg in sys.argv[1:]:
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if arg[0] == "-":
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if len(arg) >= 5 and arg[0:5] == "--id=":
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selectedElements +=[arg[5:]]
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else:
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filename = arg
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def which(program, extraPaths=[], subdir=None):
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"""
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find program in the $PATH environment variable and in $extraPaths.
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If $subdir is given, also look in the given subdirectory of each $PATH entry.
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"""
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pathlist=os.environ["PATH"].split(os.pathsep)
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if "nt" in os.name:
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pathlist.append(os.environ.get("ProgramFiles","C:\Program Files\\"))
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pathlist.append(os.environ.get("ProgramFiles(x86)","C:\Program Files (x86)\\"))
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pathlist.append("C:\Program Files\\") # needed for 64bit inkscape on 64bit Win7 machines
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pathlist.append(os.path.dirname(os.path.dirname(os.getcwd()))) # portable application in the current directory
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if subdir:
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pathlist = [os.path.join(p, subdir) for p in pathlist] + pathlist
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def is_exe(fpath):
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return os.path.isfile(fpath) and (os.access(fpath, os.X_OK) or fpath.endswith(".exe"))
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for path in pathlist:
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exe_file = os.path.join(path, program)
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if is_exe(exe_file):
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return exe_file
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raise Exception(str(program) + str(pathlist))
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# Strip SVG to only contain selected elements, convert objects to paths, unlink clones
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# This code was simply copied from the VisiCut inkscape-plugin. Some parts may be unnecessary, but as long as it works, I don't care.
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# Inkscape version: takes care of special cases where the selected objects depend on non-selected ones.
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# Examples are linked clones, flowtext limited to a shape and linked flowtext boxes (overflow into the next box).
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#
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# Inkscape is called with certain "verbs" (gui actions) to do the required cleanup
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# The idea is similar to http://bazaar.launchpad.net/~nikitakit/inkscape/svg2sif/view/head:/share/extensions/synfig_prepare.py#L181 , but more primitive - there is no need for more complicated preprocessing here
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def stripSVG_inkscape(src,dest,elements):
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# Selection commands: select items, invert selection, delete
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selection=[]
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for el in elements:
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selection += ["--select="+el]
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if len(elements)>0:
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#selection += ["--verb=FitCanvasToSelection"] # TODO add a user configuration option whether to keep the page size (and by this the position relative to the page)
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selection += ["--verb=EditInvertInAllLayers","--verb=EditDelete"]
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import shutil
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shutil.copyfile(src, dest)
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hidegui=["--without-gui"]
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# currently this only works with gui because of a bug in inkscape: https://bugs.launchpad.net/inkscape/+bug/843260
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hidegui=[]
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command = [INKSCAPEBIN]+hidegui+[dest,"--verb=UnlockAllInAllLayers","--verb=UnhideAllInAllLayers"] + selection + ["--verb=EditSelectAllInAllLayers","--verb=EditUnlinkClone","--verb=ObjectToPath","--verb=FileSave","--verb=FileQuit"]
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inkscape_output="(not yet run)"
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try:
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# run inkscape, buffer output
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inkscape=subprocess.Popen(command, stdout=subprocess.PIPE,stderr=subprocess.STDOUT)
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inkscape_output=inkscape.communicate()[0]
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except:
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sys.stderr.write("Error: cleaning the document with inkscape failed. Something might still be shown in visicut, but it could be incorrect. Exception information: \n" + str(sys.exc_info()[0]) + "Inkscape's output was:\n" + inkscape_output)
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# header
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# for debugging purposes you can open the resulting EPS file in Inkscape,
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# select all, ungroup multiple times
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# --> now you can view the exported lines in inkscape
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prefix="""
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%!PS-Adobe-3.0 EPSF-3.0
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%%LanguageLevel: 2
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%%BoundingBox -10000 -10000 10000 10000
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%%EndComments
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%%BeginSetup
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%%EndSetup
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%%BeginProlog
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% This code (until EndProlog) is from an inkscape-exported EPS, copyright unknown, see cairo-library
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save
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50 dict begin
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/q { gsave } bind def
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/Q { grestore } bind def
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/cm { 6 array astore concat } bind def
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/w { setlinewidth } bind def
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/J { setlinecap } bind def
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/j { setlinejoin } bind def
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/M { setmiterlimit } bind def
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/d { setdash } bind def
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/m { moveto } bind def
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/l { lineto } bind def
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/c { curveto } bind def
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/h { closepath } bind def
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/re { exch dup neg 3 1 roll 5 3 roll moveto 0 rlineto
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0 exch rlineto 0 rlineto closepath } bind def
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/S { stroke } bind def
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/f { fill } bind def
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/f* { eofill } bind def
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/n { newpath } bind def
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/W { clip } bind def
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/W* { eoclip } bind def
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/BT { } bind def
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/ET { } bind def
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/pdfmark where { pop globaldict /?pdfmark /exec load put }
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{ globaldict begin /?pdfmark /pop load def /pdfmark
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/cleartomark load def end } ifelse
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/BDC { mark 3 1 roll /BDC pdfmark } bind def
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/EMC { mark /EMC pdfmark } bind def
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/cairo_store_point { /cairo_point_y exch def /cairo_point_x exch def } def
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/Tj { show currentpoint cairo_store_point } bind def
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/TJ {
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{
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dup
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type /stringtype eq
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{ show } { -0.001 mul 0 cairo_font_matrix dtransform rmoveto } ifelse
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} forall
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currentpoint cairo_store_point
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} bind def
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/cairo_selectfont { cairo_font_matrix aload pop pop pop 0 0 6 array astore
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cairo_font exch selectfont cairo_point_x cairo_point_y moveto } bind def
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/Tf { pop /cairo_font exch def /cairo_font_matrix where
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{ pop cairo_selectfont } if } bind def
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/Td { matrix translate cairo_font_matrix matrix concatmatrix dup
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/cairo_font_matrix exch def dup 4 get exch 5 get cairo_store_point
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/cairo_font where { pop cairo_selectfont } if } bind def
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/Tm { 2 copy 8 2 roll 6 array astore /cairo_font_matrix exch def
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cairo_store_point /cairo_font where { pop cairo_selectfont } if } bind def
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/g { setgray } bind def
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/rg { setrgbcolor } bind def
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/d1 { setcachedevice } bind def
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%%EndProlog
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%%Page: 1 1
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%%BeginPageSetup
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%%PageBoundingBox: -10000 -10000 10000 10000
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%%EndPageSetup
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% This is a severely crippled fucked-up pseudo-postscript for importing in Roland CutStudio
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% Do not even try to open it with something else
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% FIXME opening with inkscape currently does not show any objects, although it worked some time in the past
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% Inkscape header, not used by cutstudio
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% Start
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q -10000 -10000 10000 10000 rectclip q
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0 g
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0.286645 w
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0 J
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0 j
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[] 0.0 d
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4 M q
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% Cutstudio Start
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"""
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postfix="""
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% Cutstudio End
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%this is necessary for CutStudio so that the last line isnt skipped:
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0 0 m
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% Inkscape footer
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S Q
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Q Q
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showpage
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%%Trailer
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end restore
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%%EOF
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"""
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def EPS2CutstudioEPS(src, dest):
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def outputFromStack(stack, n, transformCoordinates=True):
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arr=stack[-(n+1):-1]
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if transformCoordinates:
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arrTransformed=[]
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for i in range(n/2):
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arrTransformed+=transform(arr[2*i], arr[2*i+1])
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return output(arrTransformed+[stack[-1]])
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else:
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return output(arr+[stack[-1]])
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def transform(x, y):
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#debug("trafo from: {} {}".format(x, y))
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p=numpy.matrix([[float(x),float(y),1]]).transpose()
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multiply = lambda a, b: a*b
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# concatenate transformations by multiplying: new = transformation x previousTransformtaion
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m=reduce(multiply, scalingStack[::-1])
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m=m.transpose()
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#debug("with {}".format(m))
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pnew=m*p
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x=float(pnew[0])
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y=float(pnew[1])
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#debug("to: {} {}".format(x, y))
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return [x, y]
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def outputMoveto(x, y):
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[xx, yy]=transform(x, y)
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return output([str(xx), str(yy), "m"])
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def outputLineto(x, y):
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[xx, yy]=transform(x, y)
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return output([str(xx), str(yy), "l"])
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def output(array):
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array=map(str, array)
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output=" ".join(array)
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#debug("OUTPUT: "+output)
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return output + "\n"
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stack=[]
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scalingStack=[numpy.matrix(numpy.identity(3))]
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lastMoveCoordinates=None
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outputStr=prefix
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inputFile=open(src)
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outputFile=open(dest, "w")
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for line in inputFile.readlines():
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line=line.strip()
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if line.startswith("%"):
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# comment line
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continue
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if line.endswith("re W n"):
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continue # ignore clipping rectangle
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#debug(line)
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for item in line.split(" "):
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item=item.strip()
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if item=="":
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continue
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#debug("INPUT: " + item.__repr__())
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stack.append(item)
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if item=="h": # close path
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assert lastMoveCoordinates, "closed path before first moveto"
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outputStr += outputLineto(float(lastMoveCoordinates[0]), float(lastMoveCoordinates[1]))
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elif item == "c": # bezier curveto
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outputStr += outputFromStack(stack, 6)
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stack=[]
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elif item=="re": # rectangle
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x=float(stack[-5])
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y=float(stack[-4])
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dx=float(stack[-3])
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dy=float(stack[-2])
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outputStr += outputMoveto(x, y)
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outputStr += outputLineto(x+dx, y)
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outputStr += outputLineto(x+dx, y+dy)
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outputStr += outputLineto(x, y+dy)
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outputStr += outputLineto(x, y)
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elif item=="cm": # matrix transformation
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newTrafo=numpy.matrix([[float(stack[-7]), float(stack[-6]), 0], [float(stack[-5]), float(stack[-4]), 0], [float(stack[-3]), float(stack[-2]), 1]])
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#debug("applying trafo "+str(newTrafo))
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scalingStack[-1]*=newTrafo
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elif item=="q": # save graphics state to stack
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scalingStack.append(numpy.matrix(numpy.identity(3)))
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elif item=="Q": # pop graphics state from stack
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scalingStack.pop()
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elif item in ["m", "l"]:
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if item=="m": # moveto
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lastMoveCoordinates=stack[-3:-1]
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elif item=="l": # lineto
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pass
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outputStr += outputFromStack(stack, 2)
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stack=[]
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else:
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pass # do nothing
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outputStr += postfix
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outputFile.write(outputStr)
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outputFile.close()
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if os.name=="nt": # windows
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INKSCAPEBIN = which("inkscape.exe", subdir="Inkscape")
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INKSCAPEBIN_NOGUI = which("inkscape.com", subdir="Inkscape")
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else:
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INKSCAPEBIN=which("inkscape")
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INKSCAPEBIN_NOGUI = INKSCAPEBIN
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assert os.path.isfile(INKSCAPEBIN), "cannot find inkscape binary " + INKSCAPEBIN
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assert os.path.isfile(INKSCAPEBIN_NOGUI), "cannot find inkscape binary " + INKSCAPEBIN_NOGUI
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if len(selectedElements)==0:
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shutil.copyfile(filename, filename+".filtered.svg")
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else:
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# only take selected elements
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stripSVG_inkscape(src=filename, dest=filename+".filtered.svg", elements=selectedElements)
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#assert 0==subprocess.call([INKSCAPEBIN,"-z",filename+".orig.svg","-T", "--export-plain-svg="+filename+".plain.svg"]), "plain-SVG conversion failed"
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#os.unlink(filename+".orig.svg")
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cmd = [INKSCAPEBIN_NOGUI,"-z",filename+".filtered.svg","-T", "--export-ignore-filters", "--export-eps="+filename+".inkscape.eps"]
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assert 0 == subprocess.call(cmd), 'EPS conversion failed: command returned error: ' + '"' + '" "'.join(cmd) + '"'
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#os.unlink(filename+".plain.svg")
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EPS2CutstudioEPS(filename+".inkscape.eps", filename+".cutstudio.eps")
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if os.name=="nt":
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DETACHED_PROCESS = 8 # start as "daemon"
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Popen([which("CutStudio\CutStudio.exe"), "/import", filename+".cutstudio.eps"], creationflags=DETACHED_PROCESS, close_fds=True)
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else:
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#raise Exception("CutStudio on Mac and on Linux-Wine not yet supported, please open cutstudio yourself.")
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Popen(["inkscape", filename+".filtered.svg"])
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#Popen(["inkscape", filename+".cutstudio.eps"])
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pass
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#os.unlink(filename+".filtered.svg")
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#os.unlink(filename)
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#os.unlink(filename+".cutstudio.eps")
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