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Merge branch 'bugfix/abstractTextContainer' into 'develop'

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added method back into code since this is no longer used in VDS.

### Summary
abstractTextContainer was removed from VDS and now reimplemented into Label

### JIRA Ticket
(ticket URL here or remove the section)

Co-authored-by: Matt Bruce <matt.bruce@verizon.com>

See merge request https://gitlab.verizon.com/BPHV_MIPS/mvm_core_ui/-/merge_requests/951
This commit is contained in:
Pfeil, Scott Robert 2023-04-18 13:34:50 +00:00
commit 1f37dad068
1 changed files with 31 additions and 0 deletions
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31
MVMCoreUI/Atomic/Atoms/Views/Label/Label.swift
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@ -754,6 +754,37 @@ public typealias ActionBlock = () -> ()
return layoutManager.boundingRect(forGlyphRange: glyphRange, in: textContainer)
}
/**
Provides a text container and layout manager of how the text would appear on screen.
They are used in tandem to derive low-level TextKit results of the label.
*/
public func abstractTextContainer() -> (NSTextContainer, NSLayoutManager, NSTextStorage)? {
// Must configure the attributed string to translate what would appear on screen to accurately analyze.
guard let attributedText = attributedText else { return nil }
let paragraph = NSMutableParagraphStyle()
paragraph.alignment = textAlignment
let stagedAttributedString = NSMutableAttributedString(attributedString: attributedText)
stagedAttributedString.addAttributes([NSAttributedString.Key.paragraphStyle: paragraph], range: NSRange(location: 0, length: attributedText.string.count))
let textStorage = NSTextStorage(attributedString: stagedAttributedString)
let layoutManager = NSLayoutManager()
let textContainer = NSTextContainer(size: .zero)
layoutManager.addTextContainer(textContainer)
textStorage.addLayoutManager(layoutManager)
textContainer.lineFragmentPadding = 0.0
textContainer.lineBreakMode = lineBreakMode
textContainer.maximumNumberOfLines = numberOfLines
textContainer.size = bounds.size
return (textContainer, layoutManager, textStorage)
}
}
// MARK: - Atomization