# parameters

ascent = 1500
descent = 500
bar_resolution = 100
bar_base = 0xE000
line_resolution = 50
line_base = 0xE100


# header

print "<?xml version=\"1.0\" standalone=\"no\"?>"
print "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.0//EN\""
print "          \"http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd\">"
print "<svg xmlns=\"http://www.w3.org/2000/svg\">"
print "<defs>"
print "<font horiz-adv-x=\"%d\">" % (int(ascent / 3) + 1)
print "<font-face font-family=\"Open Spark Font\" units-per-em=\"2048\""
print "           ascent=\"%(a)d\" descent=\"%(d)d\" alphabetic=\"0\" />" \
      % { "a" : ascent, "d" : -descent }


# glyphs

def GenBarPath(ix):
    global ascent, bar_resolution

    width = ascent / 3
    delta = (ascent - 5) / bar_resolution

    return "M 50 0 V %(v)d H %(h)d V 0 H 50 Z" \
           % { "v" : 5 + int(ix * delta), "h": width - 100 }

def GenBarGlyph(ix):
    global ascent, bar_base, bar_resolution

    print "<glyph unicode=\"&#x%(u)s;\" glyph-name=\"bar%(i)d\"" \
          % { "u" : hex(bar_base + ix)[-4:], "i" : ix }
    print "       horiz-adv-x=\"%(h)d\" d=\"%(p)s\" />" \
          % { "h" : int(ascent / 3), "p" : GenBarPath(ix) }

def GenLinePath(ix0, ix1):
    global ascent, line_resolution

    width = ascent / 4
    thickness = 40
    delta = (ascent - thickness) / line_resolution

    return "M 0 %(y0)d V %(y0p)d L %(w)d %(y1)d V %(y1p)d L 0 %(y0)d Z" \
           % { "y0" : int(ix0 * delta), "y0p" : int(ix0 * delta) + thickness,
               "w" : width,
               "y1" : int(ix1 * delta) + thickness, "y1p" : int(ix1 * delta) }

def GenLineGlyph(ix0, ix1):
    global ascent, line_base, line_resolution

    print "<glyph unicode=\"&#x%(u)s;\" glyph-name=\"line%(i0)d_%(i1)d\"" \
          % { "u" : hex(line_base + ix0 * line_resolution + ix1)[-4:],
              "i0" : ix0, "i1" : ix1 }
    print "       horiz-adv-x=\"%(h)d\" d=\"%(p)s\" />" \
          % { "h" : int(ascent / 4), "p" : GenLinePath(ix0, ix1) }


for i in range(bar_resolution):
    GenBarGlyph(i)

for i in range(line_resolution):
    for j in range(line_resolution):
        GenLineGlyph(i, j)


# footer

print "</font>"
print "</defs>"
print "</svg>"


# end