1 """Change the units-per-EM of a font.
4 are de-subroutinized."""
93 def visit(visitor, obj, attr, value):  argument
94     setattr(obj, attr, visitor.scale(value))
100 def visit(visitor, obj, attr, metrics):  argument
103         metrics[g] = visitor.scale(advance), visitor.scale(lsb)
107 def visit(visitor, obj, attr, VOriginRecords):  argument
109         VOriginRecords[g] = visitor.scale(VOriginRecords[g])
113 def visit(visitor, obj, attr, glyphs):  argument
118                 setattr(g, attr, visitor.scale(v))
122                 component.x = visitor.scale(component.x)
123                 component.y = visitor.scale(component.y)
130                     setattr(component.transform, attr, visitor.scale(v))
136                 coordinates[i] = visitor.scale(x), visitor.scale(y)
140 def visit(visitor, obj, attr, variations):  argument
141     # VarComposites are a pain to handle :-(
142     glyfTable = visitor.font["glyf"]
154                     coordinates[i] = visitor.scale(xy[0]), visitor.scale(xy[1])
168                     coordinates[i] = visitor.scale(xy[0]), visitor.scale(xy[1])
184                     coordinates[i] = visitor.scale(xy[0]), visitor.scale(xy[1])
191                 coordinates[i] = visitor.scale(xy[0]), visitor.scale(xy[1])
195 def visit(visitor, obj, attr, kernTables):  argument
198         for k in kernTable.keys():
199             kernTable[k] = visitor.scale(kernTable[k])
202 def _cff_scale(visitor, args):  argument
206                 args[i] = visitor.scale(arg)
208             num_blends = arg[-1]
209             _cff_scale(visitor, arg)
210             arg[-1] = num_blends
216 def visit(visitor, obj, attr, cff):  argument
222     for fontname in cff.keys():
235                 _cff_scale(visitor, args)
250                 _cff_scale(visitor, value)
252                 setattr(topDict, attr, visitor.scale(value))
255             topDict.FontMatrix[i] /= visitor.scaleFactor
277                     _cff_scale(visitor, value)
279                     setattr(private, attr, visitor.scale(value))
286 def visit(visitor, varData):  argument
289             item[i] = visitor.scale(v)
297     if -2 <= scale <= 2 - (1 >> 14):
312 def visit(visitor, record):  argument
316     _setup_scale_paint(scale, visitor.scaleFactor)
325 def visit(visitor, paint):  argument
336     _setup_scale_paint(paint, 1 / visitor.scaleFactor)
339     visitor.visit(newPaint.Paint)
345     """Change the units-per-EM of font to the new value."""
347     visitor = ScalerVisitor(new_upem / upem)
348     visitor.visit(font)
352     """Change the units-per-EM of fonts"""
364         "fonttools ttLib.scaleUpem", description="Change the units-per-EM of fonts"
368         "new_upem", metavar="new-upem", help="New units-per-EM integer value."
371         "--output-file", metavar="path", default=None, help="Output file."
381         else makeOutputFileName(options.font, overWrite=True, suffix="-scaled")