SimpleAST StyleNode

StyleNode.kt

class StyleNode(val styles: List<CharacterStyle>) : SpannableRenderableNode() {
  override fun render(builder: SpannableStringBuilder, context: Context?) {
    // No matter what happens in this world, never forget where you came from.
    val startIndex = builder.length

    // First render all child nodes, as these are the nodes we want to apply the styles to.
    getChildren()?.forEach { (it as SpannableRenderableNode).render(builder, context) }

    styles.forEach { builder.setSpan(it, startIndex, builder.length, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE) }
  }
}