Merge "Update docs for TextAppearanceSpan"

import android.text.TextUtils;

/**

 * Sets the text color, size, style, and typeface to match a TextAppearance

 * resource.

 * Sets the text appearance using the given

 * {@link android.R.styleable#TextAppearance TextAppearance} attributes.

 * By default {@link TextAppearanceSpan} only changes the specified attributes in XML.

 * {@link android.R.styleable#TextAppearance_textColorHighlight textColorHighlight},

 * {@link android.R.styleable#TextAppearance_textColorHint textColorHint},

 * {@link android.R.styleable#TextAppearance_textAllCaps textAllCaps} and

 * {@link android.R.styleable#TextAppearance_fallbackLineSpacing fallbackLineSpacing}

 * are not supported by {@link TextAppearanceSpan}.

 *

 * {@see android.widget.TextView#setTextAppearance(int)}

 *

 * @attr ref android.R.styleable#TextAppearance_fontFamily

 * @attr ref android.R.styleable#TextAppearance_textColor

 * @attr ref android.R.styleable#TextAppearance_textColorLink

 * @attr ref android.R.styleable#TextAppearance_textFontWeight

 * @attr ref android.R.styleable#TextAppearance_textSize

 * @attr ref android.R.styleable#TextAppearance_textStyle

 * @attr ref android.R.styleable#TextAppearance_typeface

 * @attr ref android.R.styleable#TextAppearance_shadowColor

 * @attr ref android.R.styleable#TextAppearance_shadowDx

 * @attr ref android.R.styleable#TextAppearance_shadowDy

 * @attr ref android.R.styleable#TextAppearance_shadowRadius

 * @attr ref android.R.styleable#TextAppearance_elegantTextHeight

 * @attr ref android.R.styleable#TextAppearance_letterSpacing

 * @attr ref android.R.styleable#TextAppearance_fontFeatureSettings

 * @attr ref android.R.styleable#TextAppearance_fontVariationSettings

 *

 */

public class TextAppearanceSpan extends MetricAffectingSpan implements ParcelableSpan {

    private final String mFamilyName;