scaledFont(for:)

SimonFairbairn · Jan 31, 2024 · 202f34a · 202f34a
1 parent dde451a
commit 202f34a
Showing 1 changed file with 12 additions and 6 deletions.
diff --git a/Sources/SwiftyMarkdown/SwiftyMarkdown+iOS.swift b/Sources/SwiftyMarkdown/SwiftyMarkdown+iOS.swift
@@ -129,12 +129,18 @@ extension SwiftyMarkdown {
 			font = UIFont.preferredFont(forTextStyle: textStyle)
 		}
 
-		if globalItalic, let italicDescriptor = font.fontDescriptor.withSymbolicTraits(.traitItalic) {
-			font = UIFont(descriptor: italicDescriptor, size: fontSize ?? 0)
-		}
-		if globalBold, let boldDescriptor = font.fontDescriptor.withSymbolicTraits(.traitBold) {
-			font = UIFont(descriptor: boldDescriptor, size: fontSize ?? 0)
-		}
+        var traits: UIFontDescriptor.SymbolicTraits = []
+        if globalItalic {
+            traits.insert(.traitItalic)
+        }
+        if globalBold {
+            traits.insert(.traitBold)
+        }
+        if !traits.isEmpty, let descriptor = font.fontDescriptor.withSymbolicTraits(traits) {
+            let customFont = UIFont(descriptor: descriptor, size: fontSize ?? 0)
+            let fontMetrics = UIFontMetrics(forTextStyle: textStyle)
+            font = fontMetrics.scaledFont(for: customFont)
+        }
 
 		return font