根据字符串的长度得到其在屏幕上的px值

/**
* 根据字符串的长度得到其在屏幕上的px值
*
* @param textView
* @param nameFormat
* @param start
* @param end
* @return
*/
private int getPxByTextLength(TextView textView, String nameFormat, int start, int end) {
if (nameWidthList == null) {
nameWidthList = new ArrayList<>();
}
Rect bounds = new Rect();
TextPaint paint = textView.getPaint();
paint.getTextBounds(nameFormat, start, end, bounds);
final int width = bounds.width();
System.out.println("parseText width = " + width);
nameWidthList.add(width);
return width;
}