This script arose from a query in the mailing list. It can form the basis of similar drawings.

Uses createLayer createLine newDocument saveDocAs setLineColor setLineWidth zoomDocument

```#!/usr/bin/env python

"""
this script creates circles with radii. It can form the basis to other scripts, eg, add markers on one of the circles. Calls used in this script are;

createLayer
createLine
newDocument
saveDocAs
setLineColor
setLineWidth
zoomDocument
Python lists, range, for
"""

from math import sin, cos, pi
try:
from scribus import *
except ImportError,err:
print "This Python script is written for the Scribus scripting interface."
print "It can only be run from within Scribus."
sys.exit(1)

myCircles = newDocument(PAPER_A4, (10, 10, 10, 10), LANDSCAPE, 1, UNIT_POINTS, NOFACINGPAGES, FIRSTPAGERIGHT, 1)

angleStep = pi * 2 / 360            # one degree increments

oX = []
oY = []
oZ = []
cX = []
cY = []
cZ = []
iX = []
iY = []
iZ = []

for a in range(0, 360):
ox = sin(a * angleStep) * 1.1 * 250         # Outer ring "x" coordinates
oy = cos(a * angleStep) * 1.1 * 250         # Outer ring "y" coordinates
cx = sin(a * angleStep) * 250        # Center ring
cy = cos(a * angleStep) * 250
ix = sin(a * angleStep) * 0.9 * 250        # Inner ring
iy = cos(a * angleStep) * 0.9 * 250

oX.append(ox)                # Make a list of all the co-ordinates
oY.append(oy)
oZ.append(ox)                # Place the x coordinate in oZ
oZ.append(oy)                 # Place the y coordinate in oZ
cX.append(cx)
cY.append(cy)
cZ.append(cx)
cZ.append(cy)
iX.append(ix)
iY.append(iy)
iZ.append(ix)
iZ.append(iy)

# This is Landscape, so now move the circle to the center of the page.

for x in range(0,720,2):

oZ[x] = oZ[x] + 841.89/2            # Every odd element has 841.89/2 added to it
oZ[x+1] = oZ[x + 1] + 595.28/2        # Every even element has 595.28 added
cZ[x] = cZ[x] + 841.89/2
cZ[x+1] = cZ[x + 1] + 595.28/2
iZ[x] = iZ[x] + 841.89/2
iZ[x+1] = iZ[x + 1] + 595.28/2

oCircle = createPolygon(oZ)            # Draw the outer circle
setLineWidth(2, oCircle)

createLayer("innerLayer")            # To draw the inner circle
createLayer("centerLayer")            # To draw the center circle
createLayer("outerLines")            # To draw lines from the center to to outer circle

setActiveLayer("centerLayer")
cCircle = createPolygon(cZ)            # Draw the center circle
setLineWidth(0.5, cCircle)

setActiveLayer("innerLayer")
iCircle = createPolygon(iZ)            # Draw the inner circle
setLineWidth(0.5, iCircle)

setActiveLayer("outerLines")
for x in range(0,720,24):            # Draw the lines
line = createLine(841.89/2,595.28/2,oZ[x],oZ[x+1])
setLineWidth(8, line)
setLineColor("Blue", line)

zoomDocument(60.0)                # So it fits my screen
saveDocAs("circles.sla")             #Make sure this is writable

```