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local common = fonts.goodies.load("common-math.lfg")
local presets = common.mathematics.tweaks.presets
return {
name = "ebgaramond",
version = "1.00",
comment = "Goodies that complement ebgaramond.",
author = "Hans Hagen & Mikael Sundqvist",
copyright = "ConTeXt development team",
mathematics = {
parameters = {
FractionRuleThickness = 60,
OverbarRuleThickness = 60,
UnderbarRuleThickness = 60,
AccentTopShiftUp = -25, -- was 075
FlattenedAccentTopShiftUp = -25, -- was 075
AccentBaseDepth = 75,
DelimiterPercent = 90,
DelimiterShortfall = 400,
SubscriptShiftDown = 200, -- 250 in font
SuperscriptShiftUp = 400, -- 430 in font
SubscriptShiftDownWithSuperscript = "1.25*SubscriptShiftDown", -- trial and error
SubSuperscriptGapMin = 200, -- 250 in font
PrimeShiftUp = "1.2*SuperscriptShiftUp",
PrimeShiftUpCramped = "1.2*SuperscriptShiftUp",
PrimeBaselineDropMax = "0.5*SuperscriptBaselineDropMax",
},
tweaks = {
aftercopying = {
{
tweak = "version",
expected = "Version 2019-08-16",
},
{
tweak = "fixprimes",
factor = 0.73,
},
{
tweak = "addmirrors",
},
presets.scripttocalligraphic { },
presets.rsfstoscript { rscale = 0.95 },
presets.rsfsuprighttoscript { rscale = 0.95 },
presets.moderntocalligraphic { rscale = 0.95 },
presets.eulertocalligraphic { rscale = 0.95 },
presets.xitsarabic { rscale = 0.80 },
presets.fallbacks { },
presets.moveitalics { correct = true },
presets.moveitalics { correct = true, letters = true },
presets.moveintegrals { factor = 1.5 },
presets.wipeitalics { },
{
tweak = "simplifykerns",
},
{
tweak = "topanchors",
list = {
[0x1D453] = 0.88, -- italic f
},
},
{
tweak = "dimensions",
list = {
[0x1D453] = { width = 1.1 }, -- italic f
},
},
{
tweak = "kerns",
list = {
[0x002F] = { topleft = -0.2, bottomright = -0.2 },
["0x7D.parts.top"] = { topright = -0.15, }, -- right brace top
["0x7D.parts.bottom"] = { bottomright = -0.15 }, -- right brace bottom
["0x7D.variants.*"] = { topright = -0.05, bottomright = -0.05 }, -- right brace variants
["0x29.parts.top"] = { topright = -0.25, }, -- right parenthesis top
["0x29.parts.bottom"] = { bottomright = -0.25 }, -- right parenthesis bottom
["0x29.variants.*"] = { topright = -0.2, bottomright = -0.2 }, -- right parenthesis variants
["0x221A.parts.top"] = { topright = 0.2, }, -- right radical top
["0x221A.parts.bottom"] = { bottomright = 0.2 }, -- right radical bottom
["0x221A.variants.*"] = { topright = 0.2, bottomright = 0.2 }, -- right radical variants -- angle
[0x27E9] = { topright = -0.1, bottomright = -0.1 },
["0x27E9.variants.*"] = { topright = -0.2, bottomright = -0.2 },
[0x27EB] = { topright = -0.1, bottomright = -0.1 },
["0x27EB.variants.*"] = { topright = -0.2, bottomright = -0.2 },
[0x00051] = { bottomright = 0.25 }, -- Upright Q
[0x0211A] = { bottomright = 0.2 }, -- Blackboard bold Q
[0x1D410] = { bottomright = 0.2 }, -- Bold Q
[0x1D478] = { bottomright = 0.05 }, -- Bold Q
[0x1D5B0] = { bottomright = 0.05 }, -- Sans Q
},
},
{
-- to be considered
-- tweak = "kernpairs",
list = {
[mathematics.tweaks.subsets.gjqy] = {
[mathematics.tweaks.subsets.f] = -.1,
[0x1D70C] = -.1, -- italic \rho
},
[mathematics.tweaks.subsets.bhklt] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.d] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.f] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
[mathematics.tweaks.subsets.gjqy] = -.25,
[mathematics.tweaks.subsets.bhklt] = -.1,
[mathematics.tweaks.subsets.d] = -.25,
[mathematics.tweaks.subsets.i] = -.25,
[mathematics.tweaks.subsets.mw] = -.25,
[mathematics.tweaks.subsets.p] = -.25,
[mathematics.tweaks.subsets.acenorsuvxz] = -.25,
[mathematics.tweaks.subsets.dotless] = -.25,
},
[mathematics.tweaks.subsets.i] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.mw] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.p] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.acenorsuvxz] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
[mathematics.tweaks.subsets.dotless] = {
[mathematics.tweaks.subsets.f] = -.25,
[0x1D70C] = -.25, -- italic \rho
},
},
},
-- Accents are a mess. We migrate the extensibles from the combiners to the base accent
-- and then need to tweak the width (which is auto set because it was zero with a large
-- accent anchor offset). First we copy and fix.
{
tweak = "extendaccents",
},
{
tweak = "radicaldegreeanchors",
list = {
["0x221A.parts.bottom"] = { location = "left", hfactor = .0, vfactor = 1.0 },
}
},
-- First we set the dimensions of the initial accent which started out as zero but we want
-- a proper width. None in ebgaramond.
-- Then we deal with all offsets and heights in one go. So we treat the initial accent
-- as well as the variants here. None in ebgaramond
-- We now copy these to the not wide slots so that we can set these to stretch as well,
-- if only because it is less confusing and more consistent.
{
tweak = "copyaccents",
},
{
tweak = "checkspacing",
},
{
tweak = "addscripts",
},
{
tweak = "accentdimensions",
},
{
tweak = "addrules",
},
{
tweak = "replacerules",
minus = {
leftoffset = .075,
rightoffset = .075,
},
fraction = {
height = .2,
yoffset = .8,
},
radical = {
height = .2,
yoffset = .8,
leftoffset = .075,
yscale = .9775,
},
stacker = {
height = .2,
yoffset = .8,
},
},
{
tweak = "addbars",
advance = 0.6,
},
{
tweak = "addactuarian",
},
{
tweak = "addequals",
},
{
tweak = "addfourier",
variant = 2,
},
{
tweak = "addprimed",
},
-- this is the mkiv section
{
tweak = "emulatelmtx",
feature = "emulatelmtx",
comment = "this is for mkiv",
},
{
tweak = "diagnose",
},
},
},
alternates = {
partial = { feature = 'ss02', value = 1, comment = "Curved partial" },
semibold = { feature = 'ss04', value = 1, comment = "Semibold" },
extrabold = { feature = 'ss05', value = 1, comment = "Extrabold" },
hbar = { feature = 'ss06', value = 1, comment = "Horizontal bar for h-bar" },
integral = { feature = 'ss07', value = 1, comment = "A more slanted integral sign" },
tilde = { feature = 'ss09', value = 1, comment = "A tilde variant" },
outbendingh = { feature = 'ss10', value = 1, comment = "Out-bending h" },
largeoperators = { feature = 'ss11', value = 1, comment = "Larger operators" },
},
bigslots = {
1, 3, 5, 7
},
},
}
|
