feat(player): 进度条拖动预览改用雪碧图

lib/pages/player/widgets/player_overlay_models.dart

@@ -5,6 +5,7 @@ import 'package:video_player/video_player.dart';
 
 import '../../../core/data/models/drama.dart';
 import '../../../core/data/services/playback_thumbnail_service.dart';
+import '../../../core/data/services/sprite_thumbnail_axis.dart';
 import '../../../l10n/app_localizations.dart';
 
 /// 播放浮层展示数据。
@@ -26,6 +27,7 @@ class PlayerOverlayData {
     required this.boosting,
     required this.locked,
     this.thumbnailService,
+    this.spriteAxisService,
     this.authorNote = '',
   });
 
@@ -73,6 +75,7 @@ class PlayerOverlayData {
 
   /// 拖动进度时按当前集和时间点取帧。
   final PlaybackThumbnailService? thumbnailService;
+  final SpriteThumbnailAxisService? spriteAxisService;
 
   /// 作者声明；没有后端字段时为空。
   final String authorNote;