添加旋转和翻转设置

packages/artplayer/src/player/rotateMix.js

@@ -0,0 +1,17 @@
+import { errorHandle } from '../utils';
+
+export default function rotateMix(art, player) {
+  Object.defineProperty(player, 'rotate', {
+    value: angle => {
+      const angleList = [0, 90, 180, 270];
+      errorHandle(angleList.includes(angle), `The 'angle' need to be one of '[0, 90, 180, 270]', but got ${angle}`);
+      art.refs.$player.dataset.rotate = angle;
+    }
+  });
+
+  Object.defineProperty(player, 'rotateRemove', {
+    value: () => {
+      delete art.refs.$player.dataset.rotate;
+    }
+  });
+}