diff --git a/ShadowEditor.Web/src/editor/menubar/PlayMenu.js b/ShadowEditor.Web/src/editor/menubar/PlayMenu.js
index 08a185ee..985d9f19 100644
--- a/ShadowEditor.Web/src/editor/menubar/PlayMenu.js
+++ b/ShadowEditor.Web/src/editor/menubar/PlayMenu.js
@@ -26,7 +26,7 @@ PlayMenu.prototype.render = function () {
             cls: 'title',
             html: L_PLAY,
             onClick: this.onTogglePlay.bind(this),
-        }, , {
+        }, {
             xtype: 'div',
             cls: 'options',
             children: [{
@@ -36,14 +36,12 @@ PlayMenu.prototype.render = function () {
                 cls: 'option',
                 html: '播放',
                 onClick: this.onTogglePlay.bind(this),
-            },
-            // {
-            //     xtype: 'div',
-            //     cls: 'option',
-            //     html: '全屏播放',
-            //     onClick: this.playFullscreen.bind(this),
-            // }, 
-            {
+            }, {
+                xtype: 'div',
+                cls: 'option',
+                html: '全屏播放',
+                onClick: this.playFullscreen.bind(this),
+            }, {
                 xtype: 'div',
                 cls: 'option',
                 html: '新窗口播放',
@@ -95,11 +93,24 @@ PlayMenu.prototype.stopPlay = function () { // 停止播放
     this.app.player.stop();
 };
 
-// PlayMenu.prototype.playFullscreen = function () { // 全屏播放
-//     var dom = this.app.editor.renderer.domElement;
-//     dom.requestFullscreen();
-//     this.startPlayer();
-// };
+PlayMenu.prototype.playFullscreen = function () { // 全屏播放
+    if (!this.isPlaying) {
+        this.startPlay();
+    }
+
+    this.app.player.on(`init.${this.id}`, this._requestFullscreen.bind(this));
+};
+
+PlayMenu.prototype._requestFullscreen = function () {
+    var dom = this.app.player.renderer.domElement;
+    dom.addEventListener('fullscreenchange', this._onFullscreenChange.bind(this));
+    dom.requestFullscreen();
+};
+
+PlayMenu.prototype._onFullscreenChange = function () {
+    debugger
+    this.app.player.resize();
+};
 
 PlayMenu.prototype.playNewWindow = function () { // 新窗口播放
     UI.msg('新窗口播放！');
diff --git a/ShadowEditor.Web/src/player/Player.js b/ShadowEditor.Web/src/player/Player.js
index 3b100a5b..96d24d2e 100644
--- a/ShadowEditor.Web/src/player/Player.js
+++ b/ShadowEditor.Web/src/player/Player.js
@@ -1,3 +1,4 @@
+import { dispatch } from '../third_party';
 import UI from '../ui/UI';
 import Converter from '../serialization/Converter';
 
@@ -18,6 +19,12 @@ function Player(options) {
     UI.Control.call(this, options);
     this.app = options.app;
 
+    this.dispatch = new dispatch([
+        'init'
+    ]);
+    this.call = this.dispatch.call.bind(this.dispatch);
+    this.on = this.dispatch.on.bind(this.dispatch);
+
     this.scene = null;
     this.camera = null;
     this.renderer = null;
@@ -88,6 +95,8 @@ Player.prototype.start = function () {
     this.loader.create(jsons).then(obj => {
         this.initPlayer(obj);
 
+        this.dispatch.call('init', this);
+
         var promise1 = this.event.create(this.scene, this.camera, this.renderer, obj.scripts);
         var promise2 = this.control.create(this.scene, this.camera, this.renderer);
         var promise3 = this.audio.create(this.scene, this.camera, this.renderer);
@@ -184,4 +193,21 @@ Player.prototype.animate = function () {
     requestAnimationFrame(this.animate.bind(this));
 };
 
+Player.prototype.resize = function () {
+    if (!this.camera || !this.renderer) {
+        return;
+    }
+
+    var camera = this.camera;
+    var renderer = this.renderer;
+
+    var width = renderer.domElement.clientWidth;
+    var height = renderer.domElement.clientHeight;
+
+    camera.aspect = width / height;
+    camera.updateProjectionMatrix();
+
+    renderer.setSize(width, height);
+};
+
 export default Player;
\ No newline at end of file