添加翻转状态

packages/artplayer/src/player/flipMix.js

@@ -1,6 +1,10 @@
 import { errorHandle } from '../utils';
 
 export default function flipMix(art, player) {
+  Object.defineProperty(player, 'flipState', {
+    get: () => art.refs.$player.dataset.flip
+  });
+
   Object.defineProperty(player, 'flip', {
     value: dir => {
       const dirList = ['horizontal', 'vertical'];

packages/artplayer/src/player/rotateMix.js

@@ -1,6 +1,10 @@
 import { errorHandle } from '../utils';
 
 export default function rotateMix(art, player) {
+  Object.defineProperty(player, 'rotateState', {
+    get: () => art.refs.$player.dataset.rotate
+  });
+
   Object.defineProperty(player, 'rotate', {
     value: angle => {
       const angleList = [0, 90, 180, 270];