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# Tile current selection with clipboard pattern.
# Author: Andrew Trevorrow (andrew@trevorrow.com), March 2006.
# Updated to use exit command, Nov 2006.
# Updated to handle multi-state patterns, Aug 2008.
from glife import *
import golly as g
# assume one-state cell list (may change below)
inc = 2
# ------------------------------------------------------------------------------
def clip_rb (patt, right, bottom):
# remove any cells outside given right and bottom edges
clist = list(patt)
# remove padding int if present
if (inc == 3) and (len(clist) % 3 == 1): clist.pop()
x = 0
y = 1
while x < len(clist):
if (clist[x] > right) or (clist[y] > bottom):
# remove cell from list
clist[x : x+inc] = []
else:
x += inc
y += inc
# append padding int if necessary
if (inc == 3) and (len(clist) & 1 == 0): clist.append(0)
return pattern(clist)
# ------------------------------------------------------------------------------
selrect = rect( g.getselrect() )
if selrect.empty: g.exit("There is no selection.")
cliplist = g.getclip() # 1st 2 items are wd,ht
pbox = rect( [0, 0] + cliplist[0 : 2] )
cliplist[0 : 2] = [] # remove wd,ht
p = pattern( cliplist )
if len(cliplist) & 1 == 1: inc = 3 # multi-state?
g.clear(inside)
if len(cliplist) > 0:
# tile selrect with p, clipping right & bottom edges if necessary
y = selrect.top
while y <= selrect.bottom:
bottom = y + pbox.height - 1
x = selrect.left
while x <= selrect.right:
right = x + pbox.width - 1
if (right <= selrect.right) and (bottom <= selrect.bottom):
p.put(x, y)
else:
clip_rb( p(x, y), selrect.right, selrect.bottom ).put()
x += pbox.width
y += pbox.height
if not selrect.visible(): g.fitsel()
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