新增播放速率调整功能

src/renderer/store/player/playbackRate.ts

@@ -0,0 +1,8 @@
+import { ref } from '@common/utils/vueTools'
+
+
+export const playbackRate = ref(1)
+
+export const setplaybackRate = (num: number) => {
+  playbackRate.value = num
+}

src/renderer/store/setting.ts

@@ -57,6 +57,14 @@ export const saveVolumeIsMute = (isMute: boolean) => {
   updateSetting({ 'player.isMute': isMute })
 }
 
+/**
+ * 设置播放速率
+ * @param rate 播放速率
+ */
+export const savePlaybackRate = (rate: number) => {
+  updateSetting({ 'player.playbackRate': rate })
+}
+
 
 /**
  * 设置是否开启桌面歌词