LabelSpan.java 文件源码

private void setupFontMetrics(CharSequence text, int start, int end, FontMetricsInt fm, Paint p) {
    txtPaint.set(p);
    final CharacterStyle[] otherSpans = ((Spanned) text).getSpans(start, end, CharacterStyle.class);
    for (CharacterStyle otherSpan : otherSpans) {
        otherSpan.updateDrawState(txtPaint);
    }
    txtPaint.setTextSize(p.getTextSize());
    if (fm != null) {
        txtPaint.getFontMetricsInt(fm);
    }
}