opt data

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/plugin/pl_player/models/play_speed.dart

@@ -1,39 +1,18 @@
 enum PlaySpeed {
-  pointFive,
-  pointSevenFive,
+  pointFive(0.5),
+  pointSevenFive(0.75),
 
-  one,
-  onePointTwoFive,
-  onePointFive,
-  onePointSevenFive,
+  one(1.0),
+  onePointTwoFive(1.25),
+  onePointFive(1.5),
+  onePointSevenFive(1.75),
 
-  two,
-  three,
-}
-
-extension PlaySpeedExtension on PlaySpeed {
-  static const List<String> _descList = [
-    '0.5',
-    '0.75',
-    '正常',
-    '1.25',
-    '1.5',
-    '1.75',
-    '2.0',
-    '3.0'
-  ];
-  String get description => _descList[index];
-
-  static const List<double> _valueList = [
-    0.5,
-    0.75,
-    1.0,
-    1.25,
-    1.5,
-    1.75,
-    2.0,
-    3.0,
-  ];
-  double get value => _valueList[index];
-  double get defaultValue => _valueList[3];
+  two(2.0),
+  three(3.0),
+  ;
+
+  final double value;
+  const PlaySpeed(this.value);
+
+  String get desc => value == 1.0 ? '正常' : value.toString();
 }