diff options
Diffstat (limited to 'tamyblock.py')
| -rw-r--r-- | tamyblock.py | 52 |
1 files changed, 39 insertions, 13 deletions
diff --git a/tamyblock.py b/tamyblock.py index 888588c..63dd1b9 100644 --- a/tamyblock.py +++ b/tamyblock.py @@ -23,32 +23,40 @@ # 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 """s before and after the block +# To uncomment code, remove the #s before python code # 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: + if type(x) != int and type(x) != float: # make sure x is a number return + + pen = lc.tw.turtle.pendown # save current turtle pen state + dist = 0 - # save current turtle pen state - pen = lc.tw.turtle.pendown - # repeat drawing dots - while dist+lc.tw.turtle.pensize < x: + while dist+lc.tw.turtle.pensize < x: # repeat drawing dots 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) + forward(lc.tw.turtle, x-dist) # make sure we have moved x + + setpen(lc.tw.turtle, pen) # restore pen state + + ########################################################################### + # # push an uppercase version of a string onto the heap + # + ########################################################################### + # if type(x) != str: # X = str(x).upper() # else: @@ -56,19 +64,31 @@ def myblock(lc,x): # 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 @@ -78,8 +98,14 @@ def myblock(lc,x): # reallocate current color # lc.tw.fgcolor = lc.tw.cm.alloc_color(r<<8,g<<8,b<<8) + + ########################################################################### + # # save a screen- image in the journal - - # lc.tw.activity._do_saveimage_cb(lc.tw.activity) + # + ########################################################################### + + # lc.tw.activity._do_save_image_cb(lc.tw.activity) + return |