textLineThroughColor 属性
获取 "text-line-through-color" 的值
实现
String get textLineThroughColor =>
getPropertyValue('text-line-through-color');
设置 "text-line-through-color" 的值
实现
set textLineThroughColor(String value) {
setProperty('text-line-through-color', value, '');
}