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102 lines
3.0 KiB
Python
102 lines
3.0 KiB
Python
1 year ago
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import re # libary to search and replace strings in the postscript file
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from dictionary import font_index
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from random import choice
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from generate_postscript import generate_postscript
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# function with three arguments
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def friction_label(previous_module, current_module, module):
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font = font_index[module[1]] # use font_index from dictionary to translate the fontname
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fontsize = module[2] # sensor3
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rotation = module[3] # sensor2
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linewidth = module[4]
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x = module[5] # sensor4
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y = module[6] # sensor 4, same the exact same value
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graytone1 = module[7] # sensor5
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graytone2 = module[8] # sensor5, opposite range
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#use text from text file that was written by dynamic glyph module
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textFile=open("dynamic_glyph.txt", "rt")
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textContent = textFile.read()
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if textContent != "": #use content of text file to define text variable
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text = textContent
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text = text.replace("\n", "")
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elif textContent == "": #if text file is emptpy: randomly pick a default text (in case keyboard module is not used)
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defaultText = ["Modular Matter", "MODULAR MATTER", "Rewire your prints!", "REWIRE YOUR PRINTS!"]
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text = choice(defaultText)
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# split the text into words to place them in separate lines
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text = text.split(" ")
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paragraph = ""
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for word in text:
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paragraph = paragraph + "(" + word + ") true charpath newline-friction-label "
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script = """
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newpath
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% FRICTION LABEL
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/"""+font+"""
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% fontname
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"""+fontsize+""" selectfont
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% fontsize in points, establishes the font as the current one
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/x-friction-label { """+x+""" } def
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% define x position
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/y-friction-label { """+y+""" } def
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% define y position
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/lg-friction-label { """+fontsize+""" 4 div """+fontsize+""" add } def
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% define linespacing:
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% fontsize divided by 4 plus fontsize
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/newline-friction-label { y-friction-label lg-friction-label sub /y-friction-label exch def x-friction-label y-friction-label moveto } def
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% define newline (position of new line) by using subtracting linespacing (lg) from y posiition and define that as the new y position (exch-ange), finally move to x position and re-defined y position
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x-friction-label y-friction-label moveto
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% x and y coordinates in px (origin is the lower-left corner of the page)
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"""+rotation+""" rotate
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% degree of rotation, counter clockwise around the given position
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"""+paragraph+"""
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gsave
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% save the current path to apply stroke first and then go back to the saved path to apply fill (Both drawing commands destroy the current path)
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"""+linewidth+""" setlinewidth
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% linewidth for the outline of the text
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"""+graytone2+""" setgray
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% graytone for the outline (0 = black, 1 = white)
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stroke
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% stroke (outline) the text in parentheses
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grestore
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% restore the original path to apply fill
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"""+graytone1+""" setgray
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% graytone for the filling (0 = black, 1 = white)
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fill
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% fill the text in parentheses
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-"""+rotation+""" rotate
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% set rotation back to zero
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showpage
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% print all on a page
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"""
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generate_postscript(previous_module, current_module, script) # call function
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