调整控制器结构

packages/artplayer/src/controls/subtitle.js

@@ -1,32 +1,31 @@
 import { append, tooltip, setStyle } from '../utils';
 import icons from '../icons';
 
-export default class Subtitle {
-    constructor(option) {
-        this.option = option;
-    }
+export default function subtitle(controlOption) {
+    return art => ({
+        ...controlOption,
+        mounted: $control => {
+            const {
+                events: { proxy },
+                i18n,
+                subtitle,
+            } = art;
+            const $subtitle = append($control, icons.subtitle);
+            tooltip($subtitle, i18n.get('Hide subtitle'));
 
-    apply(art, $control) {
-        const {
-            events: { proxy },
-            i18n,
-            subtitle,
-        } = art;
-        this.$subtitle = append($control, icons.subtitle);
-        tooltip(this.$subtitle, i18n.get('Hide subtitle'));
+            proxy($control, 'click', () => {
+                subtitle.toggle();
+            });
 
-        proxy($control, 'click', () => {
-            subtitle.toggle();
-        });
+            art.on('subtitle:show', () => {
+                setStyle($subtitle, 'opacity', '1');
+                tooltip($subtitle, i18n.get('Hide subtitle'));
+            });
 
-        art.on('subtitle:show', () => {
-            setStyle(this.$subtitle, 'opacity', '1');
-            tooltip(this.$subtitle, i18n.get('Hide subtitle'));
-        });
-
-        art.on('subtitle:hide', () => {
-            setStyle(this.$subtitle, 'opacity', '0.8');
-            tooltip(this.$subtitle, i18n.get('Show subtitle'));
-        });
-    }
+            art.on('subtitle:hide', () => {
+                setStyle($subtitle, 'opacity', '0.8');
+                tooltip($subtitle, i18n.get('Show subtitle'));
+            });
+        },
+    });
 }