#!/usr/bin/env python3

from utils import mathfont
import fontforge

verticalArrowCodePoint = 0x21A8
v1 = 5 * mathfont.em
v2 = 14 * mathfont.em
f = mathfont.create("axisheight%d-verticalarrow%d" % (v1, v2),
                    "Copyright (c) 2016 MathML Association")
f.math.AxisHeight = v1
f.math.MinConnectorOverlap = 0
mathfont.createSquareGlyph(f, verticalArrowCodePoint)
g = f.createChar(-1, "size1")
mathfont.drawRectangleGlyph(g, mathfont.em, v2 / 2, 0)
g = f.createChar(-1, "size2")
mathfont.drawRectangleGlyph(g, mathfont.em, v2, 0)
g = f.createChar(-1, "bot")
mathfont.drawRectangleGlyph(g, mathfont.em, v2 + v1, 0)
g = f.createChar(-1, "ext")
mathfont.drawRectangleGlyph(g, mathfont.em, mathfont.em, 0)
f[verticalArrowCodePoint].verticalVariants = "uni21A8 size1 size2"
# Part: (glyphName, isExtender, startConnector, endConnector, fullAdvance)
f[verticalArrowCodePoint].verticalComponents = \
    (("bot", False, 0, mathfont.em, v2 + v1),
     ("ext", True, mathfont.em, mathfont.em, mathfont.em))
mathfont.save(f)