mirror of
https://github.com/googlefonts/noto-emoji.git
synced 2025-07-08 13:36:40 +00:00
Fix indentation, format code according to autopep8
This commit is contained in:
Roel Nieskens
parent
833a43d032
commit
9eade97ded
1 changed files with 259 additions and 236 deletions
495
third_party/color_emoji/emoji_builder.py
vendored
495
third_party/color_emoji/emoji_builder.py
vendored
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@ -17,7 +17,6 @@
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# Google Author(s): Behdad Esfahbod, Stuart Gill, Roozbeh Pournader
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#
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from __future__ import print_function
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import sys, struct, StringIO
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from png import PNG
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@ -26,33 +25,38 @@ from os import path
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from nototools import font_data
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def get_glyph_name_from_gsub (string, font, cmap_dict):
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def get_glyph_name_from_gsub(string, font, cmap_dict):
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ligatures = font['GSUB'].table.LookupList.Lookup[0].SubTable[0].ligatures
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first_glyph = cmap_dict[ord (string[0])]
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rest_of_glyphs = [cmap_dict[ord (ch)] for ch in string[1:]]
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first_glyph = cmap_dict[ord(string[0])]
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rest_of_glyphs = [cmap_dict[ord(ch)] for ch in string[1:]]
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for ligature in ligatures[first_glyph]:
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if ligature.Component == rest_of_glyphs:
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return ligature.LigGlyph
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def div (a, b):
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return int (round (a / float (b)))
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def div(a, b):
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return int(round(a / float(b)))
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class FontMetrics:
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def __init__ (self, upem, ascent, descent):
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def __init__(self, upem, ascent, descent):
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self.upem = upem
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self.ascent = ascent
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self.descent = descent
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class StrikeMetrics:
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def __init__ (self, font_metrics, advance, bitmap_width, bitmap_height):
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self.width = bitmap_width # in pixels
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self.height = bitmap_height # in pixels
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self.advance = advance # in font units
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self.x_ppem = self.y_ppem = div (bitmap_width * font_metrics.upem, advance)
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def __init__(self, font_metrics, advance, bitmap_width, bitmap_height):
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self.width = bitmap_width # in pixels
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self.height = bitmap_height # in pixels
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self.advance = advance # in font units
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self.x_ppem = self.y_ppem = div(bitmap_width * font_metrics.upem,
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advance)
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class GlyphMap:
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def __init__ (self, glyph, offset, image_format):
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def __init__(self, glyph, offset, image_format):
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self.glyph = glyph
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self.offset = offset
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self.image_format = image_format
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@ -60,47 +64,48 @@ class GlyphMap:
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# Based on http://www.microsoft.com/typography/otspec/ebdt.htm
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class CBDT:
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def __init__ (self, font_metrics, options = (), stream = None):
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self.stream = stream if stream != None else bytearray ()
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def __init__(self, font_metrics, options=(), stream=None):
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self.stream = stream if stream != None else bytearray()
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self.options = options
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self.font_metrics = font_metrics
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self.base_offset = 0
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self.base_offset = self.tell ()
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self.base_offset = self.tell()
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def tell (self):
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return len (self.stream) - self.base_offset
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def write (self, data):
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self.stream.extend (data)
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def data (self):
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def tell(self):
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return len(self.stream) - self.base_offset
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def write(self, data):
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self.stream.extend(data)
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def data(self):
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return self.stream
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def write_header (self):
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self.write (struct.pack (">L", 0x00030000)) # FIXED version
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def write_header(self):
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self.write(struct.pack(">L", 0x00030000)) # FIXED version
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def start_strike (self, strike_metrics):
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def start_strike(self, strike_metrics):
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self.strike_metrics = strike_metrics
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self.glyph_maps = []
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def write_glyphs (self, glyphs, glyph_filenames, image_format):
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def write_glyphs(self, glyphs, glyph_filenames, image_format):
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write_func = self.image_write_func (image_format)
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write_func = self.image_write_func(image_format)
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for glyph in glyphs:
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img_file = glyph_filenames[glyph]
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# print 'writing data for glyph %s' % path.basename(img_file)
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offset = self.tell ()
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write_func (PNG (img_file))
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self.glyph_maps.append (GlyphMap (glyph, offset, image_format))
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# print 'writing data for glyph %s' % path.basename(img_file)
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offset = self.tell()
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write_func(PNG(img_file))
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self.glyph_maps.append(GlyphMap(glyph, offset, image_format))
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def end_strike (self):
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def end_strike(self):
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self.glyph_maps.append (GlyphMap (None, self.tell (), None))
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self.glyph_maps.append(GlyphMap(None, self.tell(), None))
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glyph_maps = self.glyph_maps
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del self.glyph_maps
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del self.strike_metrics
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return glyph_maps
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def write_glyphMetrics (self, width, height, big_metrics):
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def write_glyphMetrics(self, width, height, big_metrics):
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ascent = self.font_metrics.ascent
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descent = self.font_metrics.descent
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@ -109,15 +114,15 @@ class CBDT:
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x_bearing = 0
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# center vertically
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line_height = (ascent + descent) * y_ppem / float (upem)
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line_ascent = ascent * y_ppem / float (upem)
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y_bearing = int (round (line_ascent - .5 * (line_height - height)))
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# fudge y_bearing if calculations are a bit off
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if y_bearing == 128:
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y_bearing = 127
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line_height = (ascent + descent) * y_ppem / float(upem)
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line_ascent = ascent * y_ppem / float(upem)
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y_bearing = int(round(line_ascent - .5 * (line_height - height)))
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# fudge y_bearing if calculations are a bit off
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if y_bearing == 128:
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y_bearing = 127
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advance = width
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vert_x_bearing = - width / 2
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vert_x_bearing = -width / 2
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vert_y_bearing = 0
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vert_advance = height
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@ -129,130 +134,131 @@ class CBDT:
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# CHAR horiBearingX
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# CHAR horiBearingY
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# BYTE horiAdvance
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# add for bigGlyphMetrics:
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# add for bigGlyphMetrics:
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# CHAR vertBearingX
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# CHAR vertBearingY
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# BYTE vertAdvance
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try:
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if big_metrics:
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self.write (struct.pack ("BBbbBbbB",
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height, width,
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x_bearing, y_bearing,
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advance,
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vert_x_bearing, vert_y_bearing,
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vert_advance))
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else:
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self.write (struct.pack ("BBbbB",
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height, width,
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x_bearing, y_bearing,
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advance))
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except Exception as e:
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raise ValueError("%s, h: %d w: %d x: %d y: %d %d a:" % (
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e, height, width, x_bearing, y_bearing, advance))
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try:
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if big_metrics:
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self.write(
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struct.pack("BBbbBbbB", height, width, x_bearing,
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y_bearing, advance, vert_x_bearing,
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vert_y_bearing, vert_advance))
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else:
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self.write(
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struct.pack("BBbbB", height, width, x_bearing, y_bearing,
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advance))
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except Exception as e:
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raise ValueError("%s, h: %d w: %d x: %d y: %d %d a:" %
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(e, height, width, x_bearing, y_bearing, advance))
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def write_format1 (self, png):
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def write_format1(self, png):
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import cairo
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img = cairo.ImageSurface.create_from_png (png.stream ())
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if img.get_format () != cairo.FORMAT_ARGB32:
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raise Exception ("Expected FORMAT_ARGB32, but image has format %d" % img.get_format ())
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img = cairo.ImageSurface.create_from_png(png.stream())
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if img.get_format() != cairo.FORMAT_ARGB32:
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raise Exception("Expected FORMAT_ARGB32, but image has format %d" %
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img.get_format())
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width = img.get_width ()
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height = img.get_height ()
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stride = img.get_stride ()
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data = img.get_data ()
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width = img.get_width()
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height = img.get_height()
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stride = img.get_stride()
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data = img.get_data()
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self.write_smallGlyphMetrics (width, height)
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self.write_smallGlyphMetrics(width, height)
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if sys.byteorder == "little" and stride == width * 4:
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# Sweet. Data is in desired format, ship it!
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self.write (data)
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self.write(data)
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return
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# Unexpected stride or endianness, do it the slow way
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offset = 0
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for y in range (height):
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for x in range (width):
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pixel = data[offset + 4 * x: offset + 4 * (x + 1)]
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for y in range(height):
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for x in range(width):
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pixel = data[offset + 4 * x:offset + 4 * (x + 1)]
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# Convert to little endian
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pixel = struct.pack ("<I", struct.unpack ("@I", pixel)[0])
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self.write (pixel)
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pixel = struct.pack("<I", struct.unpack("@I", pixel)[0])
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self.write(pixel)
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offset += stride
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png_allowed_chunks = ["IHDR", "PLTE", "tRNS", "sRGB", "IDAT", "IEND"]
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png_allowed_chunks = ["IHDR", "PLTE", "tRNS", "sRGB", "IDAT", "IEND"]
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def write_format17 (self, png):
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self.write_format17or18(png, False)
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def write_format17(self, png):
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self.write_format17or18(png, False)
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def write_format18 (self, png):
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self.write_format17or18(png, True)
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def write_format18(self, png):
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self.write_format17or18(png, True)
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def write_format17or18 (self, png, big_metrics):
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width, height = png.get_size ()
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def write_format17or18(self, png, big_metrics):
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width, height = png.get_size()
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if 'keep_chunks' not in self.options:
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png = png.filter_chunks (self.png_allowed_chunks)
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png = png.filter_chunks(self.png_allowed_chunks)
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self.write_glyphMetrics (width, height, big_metrics)
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self.write_glyphMetrics(width, height, big_metrics)
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png_data = png.data ()
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png_data = png.data()
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# ULONG data length
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self.write (struct.pack(">L", len (png_data)))
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self.write (png_data)
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self.write(struct.pack(">L", len(png_data)))
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self.write(png_data)
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def image_write_func (self, image_format):
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def image_write_func(self, image_format):
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if image_format == 1: return self.write_format1
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if image_format == 17: return self.write_format17
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if image_format == 17: return self.write_format17
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if image_format == 18: return self.write_format18
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return None
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# Based on http://www.microsoft.com/typography/otspec/eblc.htm
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class CBLC:
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def __init__ (self, font_metrics, options = (), stream = None):
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self.stream = stream if stream != None else bytearray ()
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def __init__(self, font_metrics, options=(), stream=None):
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self.stream = stream if stream != None else bytearray()
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self.streams = []
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self.options = options
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self.font_metrics = font_metrics
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self.base_offset = 0
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self.base_offset = self.tell ()
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self.base_offset = self.tell()
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def tell (self):
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return len (self.stream) - self.base_offset
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def write (self, data):
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self.stream.extend (data)
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def data (self):
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def tell(self):
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return len(self.stream) - self.base_offset
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def write(self, data):
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self.stream.extend(data)
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def data(self):
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return self.stream
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def push_stream (self, stream):
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self.streams.append (self.stream)
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def push_stream(self, stream):
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self.streams.append(self.stream)
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self.stream = stream
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def pop_stream (self):
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def pop_stream(self):
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stream = self.stream
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self.stream = self.streams.pop ()
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self.stream = self.streams.pop()
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return stream
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def write_header (self):
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self.write (struct.pack (">L", 0x00030000)) # FIXED version
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def write_header(self):
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self.write(struct.pack(">L", 0x00030000)) # FIXED version
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def start_strikes (self, num_strikes):
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def start_strikes(self, num_strikes):
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self.num_strikes = num_strikes
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self.write (struct.pack (">L", self.num_strikes)) # ULONG numSizes
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self.bitmapSizeTables = bytearray ()
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self.otherTables = bytearray ()
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self.write(struct.pack(">L", self.num_strikes)) # ULONG numSizes
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self.bitmapSizeTables = bytearray()
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self.otherTables = bytearray()
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def write_strike (self, strike_metrics, glyph_maps):
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def write_strike(self, strike_metrics, glyph_maps):
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self.strike_metrics = strike_metrics
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self.write_bitmapSizeTable (glyph_maps)
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self.write_bitmapSizeTable(glyph_maps)
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del self.strike_metrics
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def end_strikes (self):
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self.write (self.bitmapSizeTables)
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self.write (self.otherTables)
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def end_strikes(self):
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self.write(self.bitmapSizeTables)
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self.write(self.otherTables)
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del self.bitmapSizeTables
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del self.otherTables
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def write_sbitLineMetrics_hori (self):
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def write_sbitLineMetrics_hori(self):
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ascent = self.font_metrics.ascent
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descent = self.font_metrics.descent
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@ -273,33 +279,43 @@ class CBLC:
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# CHAR minAfterBL
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# CHAR pad1
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# CHAR pad2
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line_height = div ((ascent + descent) * y_ppem, upem)
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ascent = div (ascent * y_ppem, upem)
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descent = - (line_height - ascent)
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self.write (struct.pack ("bbBbbbbbbbbb",
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ascent, descent,
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self.strike_metrics.width,
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0, 0, 0,
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0, 0, 0, 0, # TODO
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0, 0))
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line_height = div((ascent + descent) * y_ppem, upem)
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ascent = div(ascent * y_ppem, upem)
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descent = -(line_height - ascent)
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self.write(
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struct.pack(
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"bbBbbbbbbbbb",
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ascent,
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descent,
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self.strike_metrics.width,
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0,
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0,
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0,
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0,
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0,
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0,
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0, # TODO
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0,
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0))
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def write_sbitLineMetrics_vert (self):
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self.write_sbitLineMetrics_hori () # XXX
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def write_sbitLineMetrics_vert(self):
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self.write_sbitLineMetrics_hori() # XXX
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def write_indexSubTable1 (self, glyph_maps):
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def write_indexSubTable1(self, glyph_maps):
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image_format = glyph_maps[0].image_format
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self.write (struct.pack(">H", 1)) # USHORT indexFormat
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self.write (struct.pack(">H", image_format)) # USHORT imageFormat
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self.write(struct.pack(">H", 1)) # USHORT indexFormat
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self.write(struct.pack(">H", image_format)) # USHORT imageFormat
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imageDataOffset = glyph_maps[0].offset
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self.write (struct.pack(">L", imageDataOffset)) # ULONG imageDataOffset
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self.write(struct.pack(">L", imageDataOffset)) # ULONG imageDataOffset
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for gmap in glyph_maps[:-1]:
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self.write (struct.pack(">L", gmap.offset - imageDataOffset)) # ULONG offsetArray
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self.write(struct.pack(">L", gmap.offset -
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imageDataOffset)) # ULONG offsetArray
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assert gmap.image_format == image_format
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self.write (struct.pack(">L", glyph_maps[-1].offset - imageDataOffset))
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self.write(struct.pack(">L", glyph_maps[-1].offset - imageDataOffset))
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def write_bitmapSizeTable (self, glyph_maps):
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def write_bitmapSizeTable(self, glyph_maps):
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# count number of ranges
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count = 1
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@ -313,8 +329,8 @@ class CBLC:
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last_image_format = gmap.image_format
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headersLen = count * 8
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headers = bytearray ()
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subtables = bytearray ()
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headers = bytearray()
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subtables = bytearray()
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start = glyph_maps[0].glyph
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start_id = 0
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last_glyph = start
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@ -322,64 +338,69 @@ class CBLC:
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last_id = 0
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for gmap in glyph_maps[1:-1]:
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if last_glyph + 1 != gmap.glyph or last_image_format != gmap.image_format:
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headers.extend (struct.pack(">HHL", start, last_glyph, headersLen + len (subtables)))
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self.push_stream (subtables)
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self.write_indexSubTable1 (glyph_maps[start_id:last_id+2])
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self.pop_stream ()
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headers.extend(
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struct.pack(">HHL", start, last_glyph,
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headersLen + len(subtables)))
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self.push_stream(subtables)
|
||||
self.write_indexSubTable1(glyph_maps[start_id:last_id + 2])
|
||||
self.pop_stream()
|
||||
|
||||
start = gmap.glyph
|
||||
start_id = last_id + 1
|
||||
last_glyph = gmap.glyph
|
||||
last_image_format = gmap.image_format
|
||||
last_id += 1
|
||||
headers.extend (struct.pack(">HHL", start, last_glyph, headersLen + len (subtables)))
|
||||
self.push_stream (subtables)
|
||||
self.write_indexSubTable1 (glyph_maps[start_id:last_id+2])
|
||||
self.pop_stream ()
|
||||
headers.extend(
|
||||
struct.pack(">HHL", start, last_glyph,
|
||||
headersLen + len(subtables)))
|
||||
self.push_stream(subtables)
|
||||
self.write_indexSubTable1(glyph_maps[start_id:last_id + 2])
|
||||
self.pop_stream()
|
||||
|
||||
indexTablesSize = len (headers) + len (subtables)
|
||||
indexTablesSize = len(headers) + len(subtables)
|
||||
numberOfIndexSubTables = count
|
||||
bitmapSizeTableSize = 48 * self.num_strikes
|
||||
|
||||
indexSubTableArrayOffset = 8 + bitmapSizeTableSize + len (self.otherTables)
|
||||
indexSubTableArrayOffset = 8 + bitmapSizeTableSize + len(
|
||||
self.otherTables)
|
||||
|
||||
self.push_stream (self.bitmapSizeTables)
|
||||
self.push_stream(self.bitmapSizeTables)
|
||||
# bitmapSizeTable
|
||||
# Type Name Description
|
||||
# ULONG indexSubTableArrayOffset offset to index subtable from beginning of CBLC.
|
||||
self.write (struct.pack(">L", indexSubTableArrayOffset))
|
||||
self.write(struct.pack(">L", indexSubTableArrayOffset))
|
||||
# ULONG indexTablesSize number of bytes in corresponding index subtables and array
|
||||
self.write (struct.pack(">L", indexTablesSize))
|
||||
self.write(struct.pack(">L", indexTablesSize))
|
||||
# ULONG numberOfIndexSubTables an index subtable for each range or format change
|
||||
self.write (struct.pack(">L", numberOfIndexSubTables))
|
||||
self.write(struct.pack(">L", numberOfIndexSubTables))
|
||||
# ULONG colorRef not used; set to 0.
|
||||
self.write (struct.pack(">L", 0))
|
||||
self.write(struct.pack(">L", 0))
|
||||
# sbitLineMetrics hori line metrics for text rendered horizontally
|
||||
self.write_sbitLineMetrics_hori ()
|
||||
self.write_sbitLineMetrics_vert ()
|
||||
self.write_sbitLineMetrics_hori()
|
||||
self.write_sbitLineMetrics_vert()
|
||||
# sbitLineMetrics vert line metrics for text rendered vertically
|
||||
# USHORT startGlyphIndex lowest glyph index for this size
|
||||
self.write (struct.pack(">H", glyph_maps[0].glyph))
|
||||
self.write(struct.pack(">H", glyph_maps[0].glyph))
|
||||
# USHORT endGlyphIndex highest glyph index for this size
|
||||
self.write (struct.pack(">H", glyph_maps[-2].glyph))
|
||||
self.write(struct.pack(">H", glyph_maps[-2].glyph))
|
||||
# BYTE ppemX horizontal pixels per Em
|
||||
self.write (struct.pack(">B", self.strike_metrics.x_ppem))
|
||||
self.write(struct.pack(">B", self.strike_metrics.x_ppem))
|
||||
# BYTE ppemY vertical pixels per Em
|
||||
self.write (struct.pack(">B", self.strike_metrics.y_ppem))
|
||||
self.write(struct.pack(">B", self.strike_metrics.y_ppem))
|
||||
# BYTE bitDepth the Microsoft rasterizer v.1.7 or greater supports the
|
||||
# following bitDepth values, as described below: 1, 2, 4, and 8.
|
||||
self.write (struct.pack(">B", 32))
|
||||
self.write(struct.pack(">B", 32))
|
||||
# CHAR flags vertical or horizontal (see bitmapFlags)
|
||||
self.write (struct.pack(">b", 0x01))
|
||||
self.pop_stream ()
|
||||
self.write(struct.pack(">b", 0x01))
|
||||
self.pop_stream()
|
||||
|
||||
self.push_stream (self.otherTables)
|
||||
self.write (headers)
|
||||
self.write (subtables)
|
||||
self.pop_stream ()
|
||||
self.push_stream(self.otherTables)
|
||||
self.write(headers)
|
||||
self.write(subtables)
|
||||
self.pop_stream()
|
||||
|
||||
|
||||
def main (argv):
|
||||
def main(argv):
|
||||
import glob
|
||||
from fontTools import ttx, ttLib
|
||||
|
||||
|
|
@ -389,16 +410,16 @@ def main (argv):
|
|||
"-V": "verbose",
|
||||
"-O": "keep_outlines",
|
||||
"-U": "uncompressed",
|
||||
"-S": "small_glyph_metrics",
|
||||
"-S": "small_glyph_metrics",
|
||||
"-C": "keep_chunks",
|
||||
}
|
||||
|
||||
for key, value in option_map.items ():
|
||||
for key, value in option_map.items():
|
||||
if key in argv:
|
||||
options.append (value)
|
||||
argv.remove (key)
|
||||
options.append(value)
|
||||
argv.remove(key)
|
||||
|
||||
if len (argv) < 4:
|
||||
if len(argv) < 4:
|
||||
print("""
|
||||
Usage:
|
||||
|
||||
|
|
@ -431,55 +452,54 @@ By default they are dropped.
|
|||
If -C is given, unused chunks (color profile, etc) are NOT
|
||||
dropped from the PNG images when embedding.
|
||||
By default they are dropped.
|
||||
""", file=sys.stderr)
|
||||
sys.exit (1)
|
||||
""",
|
||||
file=sys.stderr)
|
||||
sys.exit(1)
|
||||
|
||||
font_file = argv[1]
|
||||
out_file = argv[2]
|
||||
img_prefixes = argv[3:]
|
||||
del argv
|
||||
|
||||
def add_font_table (font, tag, data):
|
||||
tab = ttLib.tables.DefaultTable.DefaultTable (tag)
|
||||
def add_font_table(font, tag, data):
|
||||
tab = ttLib.tables.DefaultTable.DefaultTable(tag)
|
||||
tab.data = str(data)
|
||||
font[tag] = tab
|
||||
|
||||
def drop_outline_tables (font):
|
||||
def drop_outline_tables(font):
|
||||
for tag in ['cvt ', 'fpgm', 'glyf', 'loca', 'prep', 'CFF ', 'VORG']:
|
||||
try:
|
||||
del font[tag]
|
||||
except KeyError:
|
||||
pass
|
||||
|
||||
|
||||
print()
|
||||
|
||||
font = ttx.TTFont (font_file)
|
||||
font = ttx.TTFont(font_file)
|
||||
print("Loaded font '%s'." % font_file)
|
||||
|
||||
font_metrics = FontMetrics (font['head'].unitsPerEm,
|
||||
font['hhea'].ascent,
|
||||
-font['hhea'].descent)
|
||||
font_metrics = FontMetrics(font['head'].unitsPerEm, font['hhea'].ascent,
|
||||
-font['hhea'].descent)
|
||||
print("Font metrics: upem=%d ascent=%d descent=%d." % \
|
||||
(font_metrics.upem, font_metrics.ascent, font_metrics.descent))
|
||||
(font_metrics.upem, font_metrics.ascent, font_metrics.descent))
|
||||
glyph_metrics = font['hmtx'].metrics
|
||||
unicode_cmap = font['cmap'].getcmap (3, 10)
|
||||
unicode_cmap = font['cmap'].getcmap(3, 10)
|
||||
if not unicode_cmap:
|
||||
unicode_cmap = font['cmap'].getcmap (3, 1)
|
||||
unicode_cmap = font['cmap'].getcmap(3, 1)
|
||||
if not unicode_cmap:
|
||||
raise Exception ("Failed to find a Unicode cmap.")
|
||||
raise Exception("Failed to find a Unicode cmap.")
|
||||
|
||||
image_format = 1 if 'uncompressed' in options else (17
|
||||
if 'small_glyph_metrics' in options else 18)
|
||||
image_format = 1 if 'uncompressed' in options else (
|
||||
17 if 'small_glyph_metrics' in options else 18)
|
||||
|
||||
ebdt = CBDT (font_metrics, options)
|
||||
ebdt.write_header ()
|
||||
eblc = CBLC (font_metrics, options)
|
||||
eblc.write_header ()
|
||||
eblc.start_strikes (len (img_prefixes))
|
||||
ebdt = CBDT(font_metrics, options)
|
||||
ebdt.write_header()
|
||||
eblc = CBLC(font_metrics, options)
|
||||
eblc.write_header()
|
||||
eblc.start_strikes(len(img_prefixes))
|
||||
|
||||
def is_vs(cp):
|
||||
return cp >= 0xfe00 and cp <= 0xfe0f
|
||||
def is_vs(cp):
|
||||
return cp >= 0xfe00 and cp <= 0xfe0f
|
||||
|
||||
for img_prefix in img_prefixes:
|
||||
print()
|
||||
|
|
@ -487,85 +507,88 @@ By default they are dropped.
|
|||
img_files = {}
|
||||
glb = "%s*.png" % img_prefix
|
||||
print("Looking for images matching '%s'." % glb)
|
||||
for img_file in glob.glob (glb):
|
||||
codes = img_file[len (img_prefix):-4]
|
||||
for img_file in glob.glob(glb):
|
||||
codes = img_file[len(img_prefix):-4]
|
||||
if "_" in codes:
|
||||
pieces = codes.split ("_")
|
||||
cps = [int(code, 16) for code in pieces]
|
||||
uchars = "".join ([unichr(cp) for cp in cps if not is_vs(cp)])
|
||||
pieces = codes.split("_")
|
||||
cps = [int(code, 16) for code in pieces]
|
||||
uchars = "".join([unichr(cp) for cp in cps if not is_vs(cp)])
|
||||
else:
|
||||
cp = int(codes, 16)
|
||||
if is_vs(cp):
|
||||
print("ignoring unexpected vs input %04x" % cp)
|
||||
continue
|
||||
cp = int(codes, 16)
|
||||
if is_vs(cp):
|
||||
print("ignoring unexpected vs input %04x" % cp)
|
||||
continue
|
||||
uchars = unichr(cp)
|
||||
img_files[uchars] = img_file
|
||||
if not img_files:
|
||||
raise Exception ("No image files found in '%s'." % glb)
|
||||
print("Found images for %d characters in '%s'." % (len (img_files), glb))
|
||||
raise Exception("No image files found in '%s'." % glb)
|
||||
print("Found images for %d characters in '%s'." %
|
||||
(len(img_files), glb))
|
||||
|
||||
glyph_imgs = {}
|
||||
advance = width = height = 0
|
||||
for uchars, img_file in img_files.items ():
|
||||
if len (uchars) == 1:
|
||||
try:
|
||||
glyph_name = unicode_cmap.cmap[ord (uchars)]
|
||||
except:
|
||||
print("no cmap entry for %x" % ord(uchars))
|
||||
raise ValueError("%x" % ord(uchars))
|
||||
for uchars, img_file in img_files.items():
|
||||
if len(uchars) == 1:
|
||||
try:
|
||||
glyph_name = unicode_cmap.cmap[ord(uchars)]
|
||||
except:
|
||||
print("no cmap entry for %x" % ord(uchars))
|
||||
raise ValueError("%x" % ord(uchars))
|
||||
else:
|
||||
glyph_name = get_glyph_name_from_gsub (uchars, font, unicode_cmap.cmap)
|
||||
glyph_id = font.getGlyphID (glyph_name)
|
||||
glyph_name = get_glyph_name_from_gsub(uchars, font,
|
||||
unicode_cmap.cmap)
|
||||
glyph_id = font.getGlyphID(glyph_name)
|
||||
glyph_imgs[glyph_id] = img_file
|
||||
if "verbose" in options:
|
||||
uchars_name = ",".join (["%04X" % ord (char) for char in uchars])
|
||||
uchars_name = ",".join(["%04X" % ord(char) for char in uchars])
|
||||
# print "Matched U+%s: id=%d name=%s image=%s" % (
|
||||
# uchars_name, glyph_id, glyph_name, img_file)
|
||||
# uchars_name, glyph_id, glyph_name, img_file)
|
||||
|
||||
advance += glyph_metrics[glyph_name][0]
|
||||
w, h = PNG (img_file).get_size ()
|
||||
w, h = PNG(img_file).get_size()
|
||||
width += w
|
||||
height += h
|
||||
|
||||
glyphs = sorted (glyph_imgs.keys ())
|
||||
glyphs = sorted(glyph_imgs.keys())
|
||||
if not glyphs:
|
||||
raise Exception ("No common characters found between font and '%s'." % glb)
|
||||
print("Embedding images for %d glyphs for this strike." % len (glyphs))
|
||||
raise Exception(
|
||||
"No common characters found between font and '%s'." % glb)
|
||||
print("Embedding images for %d glyphs for this strike." % len(glyphs))
|
||||
|
||||
advance, width, height = (div (x, len (glyphs)) for x in (advance, width, height))
|
||||
strike_metrics = StrikeMetrics (font_metrics, advance, width, height)
|
||||
advance, width, height = (div(x, len(glyphs))
|
||||
for x in (advance, width, height))
|
||||
strike_metrics = StrikeMetrics(font_metrics, advance, width, height)
|
||||
print("Strike ppem set to %d." % (strike_metrics.y_ppem))
|
||||
|
||||
ebdt.start_strike (strike_metrics)
|
||||
ebdt.write_glyphs (glyphs, glyph_imgs, image_format)
|
||||
glyph_maps = ebdt.end_strike ()
|
||||
ebdt.start_strike(strike_metrics)
|
||||
ebdt.write_glyphs(glyphs, glyph_imgs, image_format)
|
||||
glyph_maps = ebdt.end_strike()
|
||||
|
||||
eblc.write_strike (strike_metrics, glyph_maps)
|
||||
eblc.write_strike(strike_metrics, glyph_maps)
|
||||
|
||||
print()
|
||||
|
||||
ebdt = ebdt.data ()
|
||||
add_font_table (font, 'CBDT', ebdt)
|
||||
print("CBDT table synthesized: %d bytes." % len (ebdt))
|
||||
eblc.end_strikes ()
|
||||
eblc = eblc.data ()
|
||||
add_font_table (font, 'CBLC', eblc)
|
||||
print("CBLC table synthesized: %d bytes." % len (eblc))
|
||||
ebdt = ebdt.data()
|
||||
add_font_table(font, 'CBDT', ebdt)
|
||||
print("CBDT table synthesized: %d bytes." % len(ebdt))
|
||||
eblc.end_strikes()
|
||||
eblc = eblc.data()
|
||||
add_font_table(font, 'CBLC', eblc)
|
||||
print("CBLC table synthesized: %d bytes." % len(eblc))
|
||||
|
||||
print()
|
||||
|
||||
if 'keep_outlines' not in options:
|
||||
drop_outline_tables (font)
|
||||
drop_outline_tables(font)
|
||||
print("Dropped outline ('glyf', 'CFF ') and related tables.")
|
||||
|
||||
# hack removal of cmap pua entry for unknown flag glyph. If we try to
|
||||
# remove it earlier, getGlyphID dies. Need to restructure all of this
|
||||
# code.
|
||||
font_data.delete_from_cmap(font, [0xfe82b])
|
||||
# hack removal of cmap pua entry for unknown flag glyph. If we try to
|
||||
# remove it earlier, getGlyphID dies. Need to restructure all of this
|
||||
# code.
|
||||
font_data.delete_from_cmap(font, [0xfe82b])
|
||||
|
||||
font.save (out_file)
|
||||
font.save(out_file)
|
||||
print("Output font '%s' generated." % out_file)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main (sys.argv)
|
||||
main(sys.argv)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue