android自定义view时获取文字宽高

private int getTextWidth(String text, Paint paint) {
    Rect rect = new Rect(); 
    paint.getTextBounds(text, 0, text.length(), rect);
    return rect.width();
}

private int getTextHeight(String text, Paint paint) {
    Rect rect = new Rect();
    paint.getTextBounds(text, 0, text.length(), rect);
    return rect.height();
}