upgrade misc/tools/gen-metrics-and-svgs.py to new toolchain
This commit is contained in:
Rasmus Andersson
parent
11435926ba
commit
3099bc6495
2 changed files with 300 additions and 140 deletions
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@ -4,67 +4,32 @@
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# Sync glyph shapes between SVG and UFO, creating a bridge between UFO and Figma.
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#
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from __future__ import print_function
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import os, sys, argparse, re, json, plistlib
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from math import ceil, floor
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from robofab.objects.objectsRF import OpenFont
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import os, sys
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from os.path import dirname, basename, abspath, relpath, join as pjoin
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sys.path.append(abspath(pjoin(dirname(__file__), 'tools')))
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from common import BASEDIR
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import argparse
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import json
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import plistlib
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import re
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from collections import OrderedDict
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from fontbuild.generateGlyph import generateGlyph
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from ConfigParser import RawConfigParser
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from math import ceil, floor
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from defcon import Font
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from svg import SVGPathPen
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BASEDIR = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
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font = None # RFont
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ufopath = ''
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effectiveAscender = 0
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scale = 0.1
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agl = None
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def num(s):
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return int(s) if s.find('.') == -1 else float(s)
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def parseGlyphComposition(composite):
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c = composite.split("=")
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d = c[1].split("/")
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glyphName = d[0]
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if len(d) == 1:
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offset = [0, 0]
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else:
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offset = [int(i) for i in d[1].split(",")]
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accentString = c[0]
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accents = accentString.split("+")
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baseName = accents.pop(0)
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accentNames = [i.split(":") for i in accents]
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return (glyphName, baseName, accentNames, offset)
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def loadGlyphCompositions(filename): # { glyphName => (baseName, accentNames, offset, rawline) }
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compositions = OrderedDict()
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with open(filename, 'r') as f:
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for line in f:
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line = line.strip()
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if len(line) > 0 and line[0] != '#':
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glyphName, baseName, accentNames, offset = parseGlyphComposition(line)
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compositions[glyphName] = (baseName, accentNames, offset, line)
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return compositions
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def loadAGL(filename): # -> { 2126: 'Omega', ... }
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m = {}
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with open(filename, 'r') as f:
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for line in f:
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# Omega;2126
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# dalethatafpatah;05D3 05B2 # higher-level combinations; ignored
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line = line.strip()
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if len(line) > 0 and line[0] != '#':
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name, uc = tuple([c.strip() for c in line.split(';')])
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if uc.find(' ') == -1:
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# it's a 1:1 mapping
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m[int(uc, 16)] = name
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return m
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def decomposeGlyph(font, glyph):
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"""Moves the components of a glyph to its outline."""
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if len(glyph.components):
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@ -92,55 +57,19 @@ def deepCopyContours(font, parent, component, offset, scale):
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def glyphToSVGPath(g, yMul):
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commands = {'move':'M','line':'L','curve':'Y','offcurve':'X','offCurve':'X'}
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svg = ''
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contours = []
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if len(g.components):
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decomposeGlyph(g.getParent(), g) # mutates g
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if len(g):
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for c in range(len(g)):
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contours.append(g[c])
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for i in range(len(contours)):
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c = contours[i]
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contour = end = ''
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curve = False
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points = c.points
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if points[0].type == 'offCurve':
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points.append(points.pop(0))
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if points[0].type == 'offCurve':
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points.append(points.pop(0))
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for x in range(len(points)):
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p = points[x]
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command = commands[str(p.type)]
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if command == 'X':
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if curve == True:
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command = ''
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else:
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command = 'C'
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curve = True
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if command == 'Y':
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command = ''
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curve = False
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if x == 0:
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command = 'M'
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if p.type == 'curve':
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end = ' %g %g' % (p.x * scale, (p.y * yMul) * scale)
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contour += ' %s%g %g' % (command, p.x * scale, (p.y * yMul) * scale)
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svg += ' ' + contour + end + 'z'
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if font.has_key('__svgsync'):
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font.removeGlyph('__svgsync')
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return svg.strip()
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pen = SVGPathPen(g.getParent(), yMul)
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g.draw(pen)
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return pen.getCommands()
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def svgWidth(g):
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box = g.box
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xoffs = box[0]
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width = box[2] - box[0]
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return width, xoffs
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bounds = g.bounds # (xMin, yMin, xMax, yMax)
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if bounds is None:
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return 0, 0
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xMin = bounds[0]
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xMax = bounds[2]
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width = xMax - xMin
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return width, xMin
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def glyphToSVG(g):
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@ -148,7 +77,7 @@ def glyphToSVG(g):
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svg = '''
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<svg id="svg-%(name)s" xmlns="http://www.w3.org/2000/svg" width="%(width)d" height="%(height)d">
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<path d="%(glyphSVGPath)s" transform="translate(%(xoffs)g %(yoffs)g)"/>
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<path d="%(glyphSVGPath)s" transform="translate(%(xoffs)g %(yoffs)g) scale(%(scale)g)"/>
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</svg>
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''' % {
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'name': g.name,
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@ -163,6 +92,7 @@ def glyphToSVG(g):
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# 'descender': font.info.descender * scale,
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# 'baselineOffset': (font.info.unitsPerEm + font.info.descender) * scale,
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# 'unitsPerEm': font.info.unitsPerEm,
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'scale': scale,
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# 'margin': [g.leftMargin * scale, g.rightMargin * scale],
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}
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@ -242,13 +172,8 @@ def findGlifFile(glyphname):
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usedSVGNames = set()
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def genGlyph(glyphName, generateFrom, force):
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# generateFrom = (baseName, accentNames, offset, rawline)
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if generateFrom is not None:
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generateGlyph(font, generateFrom[3], agl)
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g = font.getGlyph(glyphName)
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def genGlyph(glyphName):
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g = font[glyphName]
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return glyphToSVG(g)
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@ -328,10 +253,6 @@ argparser.add_argument('-scale', dest='scale', metavar='<scale>', type=str,
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default='',
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help='Scale glyph. Should be a number in the range (0-1]. Defaults to %g' % scale)
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argparser.add_argument(
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'-f', '-force', dest='force', action='store_const', const=True, default=False,
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help='Generate glyphs even though they appear to be up-to date.')
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argparser.add_argument('ufopath', metavar='<ufopath>', type=str,
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help='Path to UFO packages')
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@ -340,44 +261,25 @@ argparser.add_argument('glyphs', metavar='<glyphname>', type=str, nargs='*',
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args = argparser.parse_args()
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srcDir = os.path.join(BASEDIR, 'src')
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# load fontbuild config
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config = RawConfigParser(dict_type=OrderedDict)
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configFilename = os.path.join(srcDir, 'fontbuild.cfg')
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config.read(configFilename)
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deleteNames = set()
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for sectionName, value in config.items('glyphs'):
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if sectionName == 'delete':
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deleteNames = set(value.split())
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deleteNames = set(['.notdef', '.null'])
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if len(args.scale):
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scale = float(args.scale)
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ufopath = args.ufopath.rstrip('/')
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font = OpenFont(ufopath)
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font = Font(ufopath)
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effectiveAscender = max(font.info.ascender, font.info.unitsPerEm)
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# print('\n'.join(font.keys()))
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# sys.exit(0)
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agl = loadAGL(os.path.join(srcDir, 'glyphlist.txt')) # { 2126: 'Omega', ... }
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deleteNames.add('.notdef')
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deleteNames.add('.null')
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glyphnames = args.glyphs if len(args.glyphs) else font.keys()
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glyphnameSet = set(glyphnames)
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generatedGlyphNames = set()
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diacriticComps = loadGlyphCompositions(os.path.join(srcDir, 'diacritics.txt'))
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for glyphName, comp in diacriticComps.iteritems():
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if glyphName not in glyphnameSet:
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generatedGlyphNames.add(glyphName)
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glyphnames.append(glyphName)
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glyphnameSet.add(glyphName)
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glyphnames = [gn for gn in glyphnames if gn not in deleteNames]
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glyphnames.sort()
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@ -390,9 +292,7 @@ glyphMetrics = {}
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svgLines = []
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for glyphname in glyphnames:
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generateFrom = None
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if glyphname in generatedGlyphNames:
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generateFrom = diacriticComps[glyphname]
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svg, metrics = genGlyph(glyphname, generateFrom, force=args.force)
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svg, metrics = genGlyph(glyphname)
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# metrics: (width, advance, left, right)
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glyphMetrics[nameToIdMap[glyphname]] = metrics
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svgLines.append(svg.replace('\n', ''))
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@ -404,14 +304,14 @@ svgtext = '\n'.join(svgLines)
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glyphsHtmlFilename = os.path.join(BASEDIR, 'docs', 'glyphs', 'index.html')
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html = ''
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html = u''
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with open(glyphsHtmlFilename, 'r') as f:
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html = f.read()
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html = f.read().decode('utf8')
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startMarker = '<div id="svgs">'
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startMarker = u'<div id="svgs">'
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startPos = html.find(startMarker)
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endMarker = '</div><!--END-SVGS'
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endMarker = u'</div><!--END-SVGS'
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endPos = html.find(endMarker, startPos + len(startMarker))
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relfilename = os.path.relpath(glyphsHtmlFilename, os.getcwd())
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@ -421,10 +321,6 @@ if startPos == -1 or endPos == -1:
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print(msg % relfilename, file=sys.stderr)
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sys.exit(1)
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for name in glyphnames:
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if name == 'zero.tnum.slash':
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print('FOUND zero.tnum.slash')
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kerning = genKerningInfo(font, glyphnames, nameToIdMap)
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metaJson = '{\n'
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metaJson += '"nameids":' + fmtJsonDict(idToNameMap) + ',\n'
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@ -433,11 +329,11 @@ metaJson += '"kerning":' + fmtJsonList(kerning) + '\n'
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metaJson += '}'
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# metaHtml = '<script>var fontMetaData = ' + metaJson + ';</script>'
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html = html[:startPos + len(startMarker)] + '\n' + svgtext + '\n' + html[endPos:]
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html = html[:startPos + len(startMarker)] + '\n' + svgtext.decode('utf8') + '\n' + html[endPos:]
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print('write', relfilename)
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with open(glyphsHtmlFilename, 'w') as f:
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f.write(html)
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f.write(html.encode('utf8'))
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# JSON
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jsonFilename = os.path.join(BASEDIR, 'docs', 'glyphs', 'metrics.json')
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