didExceedMaxLines method
超过多少行文本是否溢出
Implementation
bool didExceedMaxLines({
required TextStyle style,
int maxLines = 1,
required double maxWidth,
}) {
final tp = TextPainter(
text: TextSpan(text: this, style: style),
maxLines: maxLines,
textDirection: TextDirection.ltr,
);
tp.layout(maxWidth: maxWidth);
return tp.didExceedMaxLines;
}