44 lines
922 B
Dart
44 lines
922 B
Dart
import 'package:flutter/material.dart';
|
|
|
|
/// 视频画面显示状态
|
|
enum VideoState {
|
|
/// 正常显示视频
|
|
normal,
|
|
|
|
/// 摄像头关闭
|
|
closed,
|
|
|
|
/// 掉线 / 未连接
|
|
offline,
|
|
|
|
/// 加载中（进房、拉流等）
|
|
loading,
|
|
|
|
/// 错误状态（拉流失败等）
|
|
error,
|
|
}
|
|
|
|
class VideoSurface extends StatelessWidget {
|
|
final VideoState state;
|
|
|
|
const VideoSurface({super.key, this.state = VideoState.normal});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
String stateText = switch (state) {
|
|
VideoState.closed => "摄像头已关闭",
|
|
VideoState.offline => "掉线",
|
|
VideoState.loading => "加载中",
|
|
VideoState.error => "错误",
|
|
_ => "未知",
|
|
};
|
|
//如果不是正常
|
|
if (state != VideoState.normal) {
|
|
return Align(
|
|
child: Text(stateText, style: TextStyle(color: Colors.white70)),
|
|
);
|
|
}
|
|
return Container();
|
|
}
|
|
}
|