Re-add debug menu button styling

2022-10-17 15:24:52 -04:00
parent 856e18d7a2
commit 2961202d05
5 changed files with 126 additions and 2 deletions
@@ -0,0 +1,37 @@
+package exh.util
+
+import android.graphics.Typeface
+import android.text.Spanned
+import android.text.style.ForegroundColorSpan
+import android.text.style.StyleSpan
+import android.text.style.UnderlineSpan
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.SpanStyle
+import androidx.compose.ui.text.buildAnnotatedString
+import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextDecoration
+
+/**
+ * Converts a [Spanned] into an [AnnotatedString] trying to keep as much formatting as possible.
+ *
+ * Currently supports `bold`, `italic`, `underline` and `color`.
+ */
+fun Spanned.toAnnotatedString(): AnnotatedString = buildAnnotatedString {
+    val spanned = this@toAnnotatedString
+    append(spanned.toString())
+    getSpans(0, spanned.length, Any::class.java).forEach { span ->
+        val start = getSpanStart(span)
+        val end = getSpanEnd(span)
+        when (span) {
+            is StyleSpan -> when (span.style) {
+                Typeface.BOLD -> addStyle(SpanStyle(fontWeight = FontWeight.Bold), start, end)
+                Typeface.ITALIC -> addStyle(SpanStyle(fontStyle = FontStyle.Italic), start, end)
+                Typeface.BOLD_ITALIC -> addStyle(SpanStyle(fontWeight = FontWeight.Bold, fontStyle = FontStyle.Italic), start, end)
+            }
+            is UnderlineSpan -> addStyle(SpanStyle(textDecoration = TextDecoration.Underline), start, end)
+            is ForegroundColorSpan -> addStyle(SpanStyle(color = Color(span.foregroundColor)), start, end)
+        }
+    }
+}