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Fix macOS warning about hhea table (#977).

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be5invis 2021-05-01 14:01:09 -07:00
parent 50d7a73867
commit d2e4266479
2 changed files with 13 additions and 2 deletions
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1
changes/6.1.1.md Normal file
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@ -0,0 +1 @@
* Fix macOS warning about `hhea` table (#977).

14
font-src/meta/aesthetics.ptl
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@ -16,7 +16,7 @@ export : define [calculateMetrics para] : begin
define Descender : fallback para.descender (XH - CAP) define Descender : fallback para.descender (XH - CAP)
define Contrast : fallback para.contrast 1 define Contrast : fallback para.contrast 1
# Key metrics for symbols # Key metrics for symbols
define SymbolMid : fallback para.symbolMid (XH * 0.65) define SymbolMid para.symbolMid
define ParenTop : SymbolMid + para.parenSize / 2 define ParenTop : SymbolMid + para.parenSize / 2
define ParenBot : SymbolMid - para.parenSize / 2 define ParenBot : SymbolMid - para.parenSize / 2
@ -234,7 +234,12 @@ export : define [setFontMetrics para metrics fm] : begin
set fm.os2.sxHeight XH set fm.os2.sxHeight XH
set fm.os2.sCapHeight CAP set fm.os2.sCapHeight CAP
set fm.post.italicAngle [Math.round (0 - para.slopeAngle)]
local slope : Math.tan para.slopeAngle
set fm.post.italicAngle : Math.round (0 - para.slopeAngle)
set fm.hhea.caretSlopeRise : if para.slopeAngle (1000) 1
set fm.hhea.caretSlopeRun : if para.slopeAngle (-slope * 1000) 0
set fm.hhea.caretOffset : if para.slopeAngle (-slope * para.symbolMid) 0
# Fixed metrics # Fixed metrics
set fm.os2.yStrikeoutPosition para."os2.yStrikeoutPosition" set fm.os2.yStrikeoutPosition para."os2.yStrikeoutPosition"
@ -266,7 +271,11 @@ export : define [copyFontMetrics fm1 fm2] : begin
set fm2.os2.sxHeight fm1.os2.sxHeight set fm2.os2.sxHeight fm1.os2.sxHeight
set fm2.os2.sCapHeight fm1.os2.sCapHeight set fm2.os2.sCapHeight fm1.os2.sCapHeight
set fm2.post.italicAngle fm1.post.italicAngle set fm2.post.italicAngle fm1.post.italicAngle
set fm2.hhea.caretSlopeRise fm1.hhea.caretSlopeRise
set fm2.hhea.caretSlopeRun fm1.hhea.caretSlopeRun
set fm2.hhea.caretOffset fm1.hhea.caretOffset
set fm2.os2.yStrikeoutPosition fm1.os2.yStrikeoutPosition set fm2.os2.yStrikeoutPosition fm1.os2.yStrikeoutPosition
set fm2.os2.yStrikeoutSize fm1.os2.yStrikeoutSize set fm2.os2.yStrikeoutSize fm1.os2.yStrikeoutSize
@ -282,6 +291,7 @@ export : define [copyFontMetrics fm1 fm2] : begin
set fm2.post.underlinePosition fm1.post.underlinePosition set fm2.post.underlinePosition fm1.post.underlinePosition
set fm2.post.underlineThickness fm1.post.underlineThickness set fm2.post.underlineThickness fm1.post.underlineThickness
export : define [compositeBaseAnchors] : begin export : define [compositeBaseAnchors] : begin
local h {.} local h {.}
foreach a [items-of arguments] : foreach k [items-of [Object.keys a.baseAnchors]] : begin foreach a [items-of arguments] : foreach k [items-of [Object.keys a.baseAnchors]] : begin