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authorWalter Bender <walter@walter-laptop.(none)>2009-03-19 21:30:30 (GMT)
committer Walter Bender <walter@walter-laptop.(none)>2009-03-19 21:30:30 (GMT)
commit3e480dd17927aaf4bc1017e12303cdc2593cdffd (patch)
tree14614484a0607437e20cd152eb62fc5f36217631 /tamyblock.py
parent86101e1d9897d18af0dfbe5168a8b8ee2bf81286 (diff)
adding "pippy-programmable" blockv44
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+#Copyright (c) 2009, 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. Some examples of how to use this block are included
+# below. Try uncommenting an example or write your own Python code.
+#
+# To uncomment code, remove the # from the beginning of each line.
+# Lines with ## at the beginning are comments and should not be changed.
+#
+
+# for Pippy, we also need to add Activities/TAPortfolio to the syspath
+
+def myblock(lc,x):
+
+## draw a dotted line of length x
+# # make sure x is a number
+# if type(x) != int and type(x) != float:
+# return
+# dist = 0
+# # save current turtle pen state
+# pen = lc.tw.turtle.pendown
+# # repeat drawing dots
+# while dist+lc.tw.turtle.pensize < x:
+# setpen(lc.tw.turtle, True)
+# forward(lc.tw.turtle, 1)
+# setpen(lc.tw.turtle, False)
+# forward(lc.tw.turtle, (lc.tw.turtle.pensize*2)-1)
+# dist += (lc.tw.turtle.pensize*2)
+# # make sure we have moved exactly x
+# forward(lc.tw.turtle, x-dist)
+# # restore pen state
+# setpen(lc.tw.turtle, pen)
+
+## push an uppercase version of a string onto the heap
+# if type(x) != str:
+# X = str(x).upper()
+# else:
+# X = x.upper()
+# # push result onto heap (use the pop block to use the new string)
+# lc.heap.append(X)
+
+## push hours, minutes, seconds onto the heap
+## use three pop blocks to retrieve the values
+## remember: the heap is a FILO (first in, last out)
+## the first value you will pop will be seconds
+# lc.heap.append(localtime().tm_hour)
+# lc.heap.append(localtime().tm_min)
+# lc.heap.append(localtime().tm_sec)
+
+## add a third dimension (gray) to the color model
+# # calculate the value (brightness) of the current color
+# val = 0.3 * lc.tw.rgb[0] + 0.6 * lc.tw.rgb[1] + 0.1 * lc.tw.rgb[2]
+# # make sure gray is in range from 0 to 100
+# if x != 100:
+# x = int(x)%100
+# # mix in gray
+# r = int((val*(100-x) + lc.tw.rgb[0]*x)/100)
+# g = int((val*(100-x) + lc.tw.rgb[1]*x)/100)
+# b = int((val*(100-x) + lc.tw.rgb[2]*x)/100)
+# # reallocate current color
+# lc.tw.fgcolor = lc.tw.cm.alloc_color(r<<8,g<<8,b<<8)
+
+ return
+