90 lines
3.2 KiB
Python
90 lines
3.2 KiB
Python
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#!/usr/bin/env python3
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'FontForge: Sample functions to call from other demo scripts'
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__url__ = 'https://github.com/silnrsi/pysilfont'
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__copyright__ = 'Copyright (c) 2014 SIL International (https://www.sil.org)'
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__license__ = 'Released under the MIT License (https://opensource.org/licenses/MIT)'
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__author__ = 'David Raymond'
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import fontforge
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def colLtnAGlyphs(font) :
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#print "Toggling colour of glyphs with LtnCapA in their name"
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for glyph in font:
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g = font[glyph]
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if glyph.find('LtnCapA') >= 0:
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if g.color != 0x00FF00:
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g.color = 0x00FF00 # Green
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else :
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g.color = 0xFFFFFF # White
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print "LtnCapA glyphs coloured"
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def markOverlaps(font) :
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print "Toggling colour of glyphs where contours overlap"
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for glyph in font:
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g = font[glyph]
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if g.selfIntersects() :
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if g.color != 0xFF0000:
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g.color = 0xFF0000 # Red
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else :
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g.color = 0xFFFFFF # White
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print "Glyphs coloured"
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def markScaled(font) :
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print "Toggling colour of glyphs with scaled components"
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for glyph in font:
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g = font[glyph]
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for ref in g.references:
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transform=ref[1]
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if transform[0] != 1.0 or transform[3] != 1.0 :
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if g.color != 0xFF0000:
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g.color = 0xFF0000 # Red
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else :
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g.color = 0xFFFFFF # White
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print "Glyphs coloured"
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def clearColours(font) :
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for glyph in font :
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g = font[glyph]
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g.color = 0xFFFFFF
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def functionList() :
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''' Returns a dictionary to be used by callFunctions() and demoAddToMenu.py
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The dictionary is indexed by a group name which could be used as Tools menu
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entry or to reference the group of functions. For each group there is a tuple
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consisting of the Tools menu type (Font or Glyph) then one tuple per function.
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For each function the tuple contains:
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Function name
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Label for the individual function in dialog box called from Tools menu
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Actual function object'''
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funcList = {
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"Colour Glyphs":("Font",
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("colLtnAGlyphs","Colour Latin A Glyphs",colLtnAGlyphs),
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("markOverlaps","Mark Overlaps",markOverlaps),
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("markScaled","Mark Scaled",markScaled),
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("clearColours","Clear all colours",clearColours)),
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"Group with single item":("Font",
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("clearColours","Clear all colours",clearColours))}
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return funcList
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def callFunctions(functionGroup,font) :
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funcList=functionList()[functionGroup]
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i=0
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for tuple in funcList :
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if i == 0 :
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pass # Font/Glyph parameter not relevant here
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elif i == 1 :
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functionDescs=[tuple[1]]
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functions=[tuple[2]]
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else :
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functionDescs.append(tuple[1])
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functions.append(tuple[2])
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i=i+1
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if i == 2 : # Only one function in the group, so just call the function
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functions[0](font)
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else :
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functionNum=fontforge.ask(functionGroup,"Please choose the function to run",functionDescs)
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functions[functionNum](font)
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