#!/usr/bin/env python
import sys, imp, re
sys.path[:0] = [".."]
import pyx
from pyx import *
text.set(mode="latex")
text.preamble(r"\renewcommand{\familydefault}{\ttdefault}")
c = canvas.canvas()
# positioning is quite ugly ... but it works at the moment
x = 0
y = 0
dx = 4.8
dy = -0.65
lastmodel = 0
# we could use (gray|rgb|cmyk).__dict__ to get the instances, but we
# would loose the ordering ... instead we just parse the file:
# TODO: code something along the lines of c.l.p post cbs38g$2kp$04$1@news.t-online.com
p = re.compile("(?P<id>(?P<model>[a-z]+)\\.(?P<name>[a-z]+)) += (?P=model)\\([0-9\\., ]+\\)\n", re.IGNORECASE)
lines = imp.find_module("color", pyx.__path__)[0].readlines()
for line in lines: # we yet don't use a file iterator
m = p.match(line)
if m:
if lastmodel and (m.group("model") != lastmodel):
y += dy
myc = pyx.color.__dict__[m.group("model")].__dict__[m.group("name")]
c.stroke(path.line(x + 0.1, y + 0.1, x + 0.4, y + 0.4), [myc])
c.stroke(path.line(x + 0.4, y + 0.1, x + 0.1, y + 0.4), [myc])
c.fill(path.rect(x + 0.5, y, 1, 0.5), [myc])
c.stroke(path.line(x + 0.6, y + 0.1, x + 0.9, y + 0.4), [color.gray.black])
c.stroke(path.line(x + 0.9, y + 0.1, x + 0.6, y + 0.4), [color.gray.black])
c.stroke(path.line(x + 1.1, y + 0.1, x + 1.4, y + 0.4), [color.gray.white])
c.stroke(path.line(x + 1.4, y + 0.1, x + 1.1, y + 0.4), [color.gray.white])
c.text(x + 1.7, y + 0.15, m.group("id"), [text.size.footnotesize])
y += dy
lastmodel = m.group("model")
if y < -16.5:
y = 0
x += dx
c.writeEPSfile("colorname")
c.writePDFfile("colorname")
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