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Fix incorrect behavior of inset with center and baseline anchors (#569) 

* Fix insets adjusting center attributes incorrectly

* Fix insets adjusting baseline attributes incorrectly
This commit is contained in:
Christian Schnorr 2019-04-02 19:31:01 +02:00 committed by Robert Payne
parent bc2b0b9332
commit b3b64f61a7
1 changed files with 14 additions and 6 deletions
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20
Source/ConstraintConstantTarget.swift
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@ -106,18 +106,22 @@ extension ConstraintConstantTarget {
if let value = self as? ConstraintInsets {
#if os(iOS) || os(tvOS)
switch layoutAttribute {
case .left, .leftMargin, .centerX, .centerXWithinMargins:
case .left, .leftMargin:
return value.left
case .top, .topMargin, .centerY, .centerYWithinMargins, .lastBaseline, .firstBaseline:
case .top, .topMargin, .firstBaseline:
return value.top
case .right, .rightMargin:
return -value.right
case .bottom, .bottomMargin:
case .bottom, .bottomMargin, .lastBaseline:
return -value.bottom
case .leading, .leadingMargin:
return (ConstraintConfig.interfaceLayoutDirection == .leftToRight) ? value.left : value.right
case .trailing, .trailingMargin:
return (ConstraintConfig.interfaceLayoutDirection == .leftToRight) ? -value.right : -value.left
case .centerX, .centerXWithinMargins:
return (value.left - value.right) / 2
case .centerY, .centerYWithinMargins:
return (value.top - value.bottom) / 2
case .width:
return -(value.left + value.right)
case .height:
@ -131,18 +135,22 @@ extension ConstraintConstantTarget {
}
#else
switch layoutAttribute {
case .left, .centerX:
case .left:
return value.left
case .top, .centerY, .lastBaseline, .firstBaseline:
case .top, .firstBaseline:
return value.top
case .right:
return -value.right
case .bottom:
case .bottom, .lastBaseline:
return -value.bottom
case .leading:
return (ConstraintConfig.interfaceLayoutDirection == .leftToRight) ? value.left : value.right
case .trailing:
return (ConstraintConfig.interfaceLayoutDirection == .leftToRight) ? -value.right : -value.left
case .centerX:
return (value.left - value.right) / 2
case .centerY:
return (value.top - value.bottom) / 2
case .width:
return -(value.left + value.right)
case .height: