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Viewing changes to share/extensions/eqtexsvg.py

  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook, Ted Gould, Kees Cook
  • Date: 2009-06-24 14:00:43 UTC
  • mfrom: (1.1.8 upstream)
  • Revision ID: james.westby@ubuntu.com-20090624140043-07stp20mry48hqup
Tags: 0.47~pre0-0ubuntu1
* New upstream release

[ Ted Gould ]
* debian/control: Adding libgsl0 and removing version specifics on boost

[ Kees Cook ]
* debian/watch: updated to run uupdate and mangle pre-release versions.
* Dropped patches that have been taken upstream:
  - 01_mips
  - 02-poppler-0.8.3
  - 03-chinese-inkscape
  - 05_fix_latex_patch
  - 06_gcc-4.4
  - 07_cdr2svg
  - 08_skip-bad-utf-on-pdf-import
  - 09_gtk-clist
  - 10_belarussian
  - 11_libpng
  - 12_desktop
  - 13_slider
  - 100_svg_import_improvements
  - 102_sp_pattern_painter_free
  - 103_bitmap_type_print

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share/extensions/eqtexsvg.py
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    doc_sizeW = max(doc_width,doc_height)
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    def clone_and_rewrite(self, node_in):
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        if node_in.tag != 'svg':
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            node_out = inkex.etree.Element(inkex.addNS(node_in.tag,'svg'))
 
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        in_tag = node_in.tag.rsplit('}',1)[-1]
 
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        if in_tag != 'svg':
 
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            node_out = inkex.etree.Element(inkex.addNS(in_tag,'svg'))
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            for name in node_in.attrib:
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                node_out.set(name, node_in.attrib[name])
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        else:
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            node_out = inkex.etree.Element(inkex.addNS('g','svg'))
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        for c in node_in.iterchildren():
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            if c.tag in ('g', 'path', 'polyline', 'polygon'):
 
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            c_tag = c.tag.rsplit('}',1)[-1]
 
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            if c_tag in ('g', 'path', 'polyline', 'polygon'):
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                child = clone_and_rewrite(self, c)
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                if c.tag == 'g':
 
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                if c_tag == 'g':
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                    child.set('transform','matrix('+str(doc_sizeH/700.)+',0,0,'+str(-doc_sizeH/700.)+','+str(-doc_sizeH*0.25)+','+str(doc_sizeW*0.75)+')')
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                node_out.append(child)
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        dvi_file = os.path.join(base_dir, "eq.dvi")
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        svg_file = os.path.join(base_dir, "eq.svg")
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        out_file = os.path.join(base_dir, "eq.out")
 
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        err_file = os.path.join(base_dir, "eq.err")
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        def clean():
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            os.remove(latex_file)
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            os.remove(dvi_file)
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            os.remove(svg_file)
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            os.remove(out_file)
 
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            if os.path.exists(err_file):
 
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                os.remove(err_file)
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            os.rmdir(base_dir)
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        create_equation_tex(latex_file, self.options.formula)
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        #os.system('cd ' + base_dir)
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        os.system('latex -output-directory=' + base_dir + ' -halt-on-error ' + latex_file + ' > ' + out_file)
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        try:
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            os.stat(dvi_file)
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        except OSError:
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            print >>sys.stderr, "invalid LaTeX input:"
 
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        os.system('latex "-output-directory=%s" -halt-on-error "%s" > "%s"' \
 
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                  % (base_dir, latex_file, out_file))
 
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        try:
 
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            os.stat(dvi_file)
 
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        except OSError:
 
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            print >>sys.stderr, "invalid LaTeX input:"
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            print >>sys.stderr, self.options.formula
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            print >>sys.stderr, "temporary files were left in:", base_dir
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            sys.exit(1)
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        os.system('dvips -q -f -E -D 600 -y 5000 -o ' + ps_file + ' ' + dvi_file)
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        #os.system('cd ' + base_dir)
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        os.system('pstoedit -f plot-svg -dt -ssp ' + ps_file + ' ' + svg_file + '> ' + out_file)
 
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        os.system('dvips -q -f -E -D 600 -y 5000 -o "%s" "%s"' % (ps_file, dvi_file))
 
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        # cd to base_dir is necessary, because pstoedit writes
 
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        # temporary files to cwd and needs write permissions
 
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        separator = ';'
 
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        if os.name == 'nt':
 
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            separator = '&&'
 
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        os.system('cd "%s" %s pstoedit -f plot-svg -dt -ssp "%s" "%s" > "%s" 2> "%s"' \
 
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                  % (base_dir, separator, ps_file, svg_file, out_file, err_file))
 
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        # forward errors to stderr but skip pstoedit header
 
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        if os.path.exists(err_file):
 
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            err_stream = open(err_file, 'r')
 
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            for line in err_stream:
 
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                if not line.startswith('pstoedit: version'):
 
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                    sys.stderr.write(line + '\n')
 
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            err_stream.close()
 
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        svg_open(self, svg_file)
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        clean()
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e = EQTEXSVG()
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e.affect()
 
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if __name__ == '__main__':
 
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    e = EQTEXSVG()
 
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    e.affect()
 
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# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 encoding=utf-8 textwidth=99