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Fixed a "choose" line thickness issue.

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Mac actually draws a line of zero width.
This commit is contained in:
Michael Griebling
2023-01-19 07:27:15 -05:00
parent deb723691c
commit 61a088a3f9
3 changed files with 11 additions and 6 deletions
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13
Sources/SwiftMath/MathRender/MTMathListDisplay.swift
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@@ -369,11 +369,14 @@ class MTFractionDisplay : MTDisplay {
self.textColor?.setStroke()
// draw the horizontal line
let path = MTBezierPath()
path.move(to: CGPointMake(self.position.x, self.position.y + self.linePosition))
path.addLine(to: CGPointMake(self.position.x + self.width, self.position.y + self.linePosition))
path.lineWidth = self.lineThickness
path.stroke()
// Note: line thickness of 0 draws the thinnest possible line - we want no line so check for 0s
if self.lineThickness > 0 {
let path = MTBezierPath()
path.move(to: CGPointMake(self.position.x, self.position.y + self.linePosition))
path.addLine(to: CGPointMake(self.position.x + self.width, self.position.y + self.linePosition))
path.lineWidth = self.lineThickness
path.stroke()
}
context.restoreGState()
}

2
Sources/SwiftMath/MathRender/MTTypesetter.swift
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@@ -962,7 +962,7 @@ class MTTypesetter {
var numeratorShiftUp = self.numeratorShiftUp(frac!.hasRule)
var denominatorShiftDown = self.denominatorShiftDown(frac!.hasRule)
let barLocation = styleFont.mathTable!.axisHeight
let barThickness = frac!.hasRule ? styleFont.mathTable!.fractionRuleThickness : 0;
let barThickness = frac!.hasRule ? styleFont.mathTable!.fractionRuleThickness : 0
if frac!.hasRule {
// This is the difference between the lowest edge of the numerator and the top edge of the fraction bar