imageSpan static method
处理文本消息中的表情
Implementation
static WidgetSpan? imageSpan(String? tag) {
var item = EmojiUitl.instance.emojiMap[tag ?? ''];
if (item == null) return null;
String source = item.source;
return WidgetSpan(
child: Image.asset(
source,
package: kPackage,
height: 24,
width: 24,
),
);
}