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#Copyright (c) 2009-10, Walter Bender
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in
#all copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#THE SOFTWARE.
#
# This procedure is invoked when the user-definable block on the "extras"
# palette is selected and expanded to 3 arguments.
def myblock(lc, x):
###########################################################################
#
# Set rgb color from values
#
###########################################################################
# assuming x is an array [r, g, b]
b = int(x[2])
while b < 0:
b += 256
while b > 255:
b -= 256
g = int(x[1])
while g < 0:
g += 256
while g > 255:
g -= 256
r = int(x[0])
while r < 0:
r += 256
while r > 255:
r -= 256
rgb = "#%02x%02x%02x" % (r,g,b)
lc.tw.canvas.fgcolor = lc.tw.canvas.cm.alloc_color(rgb)
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