-- This math font has not yet been set up. We will only do that when those involved
-- ConTeXt (math) develoipment have official copies of all the text minion and math
-- fonts without restrictions of usage in documents.

local dimensions, kerns  if CONTEXTLMTXMODE == 0 then

    local kern_W = { bottomright = { { kern = -150 } } }
    local kern_V = { bottomright = { { kern = -200 } } }

    kerns = {
        [0x1D449] = kern_V, -- 𝑉
        [0x1D44A] = kern_W, -- 𝑊
    }

end

local common  = fonts.goodies.load("common-math.lfg")
local presets = common.mathematics.tweaks.presets

return {
    name = "minion-math",
    version = "1.00",
    comment = "Goodies that complement minion math.",
    author = "Hans Hagen & Mikael Sundqvist",
    copyright = "ConTeXt development team",
    designsizes = {
        ["Minion-Math"] = {
            ["8.4pt"] = "file:MinionMath-Tiny.otf",
            ["9.8pt"] = "file:MinionMath-Capt.otf",
            default   = "file:MinionMath-Regular.otf",
        },
        ["Minion-BoldMath"] = {
            default   = "file:MinionMath-Semibold.otf",
        },
        ["Minion-MediumMath"] = {
            default   = "file:MinionMath-Semibold.otf",
        },
    },
    mathematics = {
        parameters = {
            NoLimitSupFactor                =    0,
            NoLimitSubFactor                =  900,
         -- AccentTopShiftUp                =  -15,
         -- FlattenedAccentTopShiftUp       =  -15,
         -- AccentExtendMargin              =   50,
         -- AccentBaseDepth                 =   50,
         -- RadicalDegreeBottomRaisePercent =   60,
         -- RadicalRuleThickness            =   66, --   72 in font
         -- DelimiterPercent                =   90,
         -- DelimiterShortfall              =  400,
         -- DisplayOperatorMinHeight        = 1900, -- 1250 in font
         -- AccentSuperscriptDrop           =  100,
         -- AccentSuperscriptPercent        =   20,
            PrimeRaisePercent               =   50, --   50 default
            PrimeRaiseComposedPercent       =   25, --   25 default
         -- PrimeShiftUp                    =    0,
         -- PrimeBaselineDropMax            =    0,
            RadicalKernAfterExtensible      =  100, --   0 default
            RadicalKernBeforeExtensible     =  100, --   0 default
        },
        tweaks = {
            aftercopying = {
             -- {
             --     tweak    = "version",
             --     expected = "unknown", -- todo
             -- },
                {
                    tweak = "addmirrors",
                },
                presets.matheulercalligraphic { rscale = 0.95 },
                presets.mathrsfscript         { rscale = 0.95 },
                presets.mathxitsarabic        { rscale = 0.88 },
                {
                    tweak = "simplifykerns",
                },
                presets.moveitalics {
                    correct = true
                },
                {   -- Check!
                    tweak   = "replacealphabets",
                    list    = {
                        {
                            source   = "uppercasecalligraphic",
                            target   = "uppercasescript",
                        },
                    },
                },
                {
                    tweak = "extendaccents",
                },
                {
                    tweak = "fixaccents",
                },
                {
                    tweak = "copyaccents",
                },
                {
                    tweak  = "fixprimes",
                    factor = 0.95,
                    scale  = 0.9,
                },
             -- {
             --     tweak = "checkspacing",
             -- },
             -- {
             --     tweak = "addscripts",
             -- },
             -- {
             --     tweak = "accentdimensions",
             -- },
             -- {
             --     tweak = "addrules",
             -- },
                {
                    tweak = "addfourier",
                    variant = 1,
                },
            },
        },
        --
        -- experimental fixes for mkiv:
        --
        dimensions = dimensions,
        kerns = kerns,
    },
}