Samuel Newman
ff731849b0
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com> Co-authored-by: Eric Bailey <git@esb.lol>
36 lines
1.8 KiB
Diff
36 lines
1.8 KiB
Diff
diff --git a/ios/RNUITextViewShadow.swift b/ios/RNUITextViewShadow.swift
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index c34ba712ca628ed8cf2db0f9fc332810ec86d34d..3602856dc8cd926b5321b4ecb109be9c00a23fe6 100644
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--- a/ios/RNUITextViewShadow.swift
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+++ b/ios/RNUITextViewShadow.swift
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@@ -159,13 +159,25 @@ class RNUITextViewShadow: RCTShadowView {
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let maxSize = CGSize(width: CGFloat(maxWidth), height: CGFloat(MAXFLOAT))
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let textSize = self.attributedText.boundingRect(with: maxSize, options: .usesLineFragmentOrigin, context: nil)
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- var totalLines = self.lineHeight == 0.0 ? 0 : Int(ceil(textSize.height / self.lineHeight))
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-
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- if self.numberOfLines != 0, totalLines > self.numberOfLines {
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- totalLines = self.numberOfLines
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+ var finalHeight: CGFloat
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+
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+ if self.numberOfLines != 0 && self.lineHeight != 0.0 {
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+ // numberOfLines is set with custom line height - need to calculate lines and snap to lineHeight multiples
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+ // NOTE: this calculation can be inaccurate with fractional font sizes
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+ var totalLines = Int(ceil(textSize.height / self.lineHeight))
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+ if totalLines > self.numberOfLines {
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+ totalLines = self.numberOfLines
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+ }
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+ finalHeight = CGFloat(totalLines) * self.lineHeight
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+ } else {
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+ // Either no numberOfLines limit, or no custom lineHeight - use actual text height
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+ // (numberOfLines without custom lineHeight is handled by the UITextView's textContainer.maximumNumberOfLines)
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+ finalHeight = textSize.height
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}
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- self.frameSize = CGSize(width: CGFloat(maxWidth), height: CGFloat(CGFloat(totalLines) * self.lineHeight))
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+ finalHeight = ceil(finalHeight)
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+
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+ self.frameSize = CGSize(width: CGFloat(maxWidth), height: finalHeight)
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return YGSize(width: Float(self.frameSize.width), height: Float(self.frameSize.height))
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}
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