branches/2d_boundary/Tests/old/svg2bnd.py

   1 """svg2bnd.py -- Converts a path in an SVG file to a boundary for Voro++."""
   2
   3 import sys
   4 from svgfig import *
   5
   6 if len(sys.argv) < 2:
   7     print 'Usage: svg2bnd <file>'
   8     sys.exit(0)
   9
  10 obj = load(sys.argv[1])
  11 for e in obj.values():
  12     if isinstance(e, SVG) and e.t == u'path':
  13         print '# Start'
  14         path = pathtoPath(e)
  15         commands = path.d
  16         count= 0
  17         x,y = 0.0, 0.0
  18         print count,x,y
  19         for c in commands[1:]:
  20             if c[0] == u'm':
  21                 count += 1
  22                 lx=x
  23                 ly=y
  24                 x += c[1]
  25                 y += c[2]
  26                 if abs((x-lx)**2 + (y-ly)**2) > 1e-8:
  27                     print count,x,y
  28         print '# End'
  29