package {
    import flash.display.Sprite;
    import flash.display.Stage;
    import flash.events.*;
    import flash.net.NetConnection;
    import flash.net.NetStream;
    import flash.media.Video;

    public class FullScreenExample extends Sprite
    {
        private var videoURL:String = "testVideo.flv";
        private var connection:NetConnection;
        private var stream:NetStream;
        private var video:Video;

        public function FullScreenExample() {
            connection = new NetConnection();
            connection.addEventListener(NetStatusEvent.NET_STATUS, netStatusHandler);
            connection.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);
            connection.connect(null);

            loaderInfo.addEventListener(Event.INIT, createMouseListener);
        }

        private function createMouseListener(event:Event):void {
            stage.addEventListener(MouseEvent.CLICK,toggleFullScreen);
        }

        private function toggleFullScreen(event:MouseEvent):void {
            switch(stage.displayState) {
                case "normal":
                    stage.displayState = "fullScreen";
                    break;
                case "fullScreen":
                default:
                    stage.displayState = "normal";
                    break;
            }
        }

        // Video related:
        private function netStatusHandler(event:NetStatusEvent):void {
            switch (event.info.code) {
                case "NetConnection.Connect.Success":
                    connectStream();
                    break;
                case "NetStream.Play.StreamNotFound":
                    trace("Unable to locate video: " + videoURL);
                    break;
            }
        }
        private function connectStream():void {
            var stream:NetStream = new NetStream(connection);
            stream.addEventListener(NetStatusEvent.NET_STATUS, netStatusHandler);
            stream.addEventListener(AsyncErrorEvent.ASYNC_ERROR, asyncErrorHandler);

            video = new Video(stage.stageWidth,stage.stageHeight);
            video.attachNetStream(stream);
            stream.play(videoURL);
            addChild(video);
        }
        private function securityErrorHandler(event:SecurityErrorEvent):void {
            trace("securityErrorHandler: " + event);
        }
        private function asyncErrorHandler(event:AsyncErrorEvent):void {
            // ignore AsyncErrorEvent events.
        }
    }
}

import flash.display.Sprite;
import flash.display.Stage;
import flash.display.StageDisplayState;
import flash.events.MouseEvent;
import flash.geom.Rectangle;

// cover the stage with a green rectangle
var greenRect:Sprite = new Sprite();
greenRect.graphics.beginFill(0x00FF00);
greenRect.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight);
addChild(greenRect);

// create red square on stage, turn it into a button for going to full screen
var redSquare:Sprite = new Sprite();
redSquare.graphics.beginFill(0xFF0000);
redSquare.graphics.drawRect(0, 0, 300, 300);
redSquare.x = 50;
redSquare.y = 50;
redSquare.addEventListener(MouseEvent.CLICK, enterFullScreen);
redSquare.buttonMode = true;
addChild(redSquare);

function enterFullScreen(e:MouseEvent):void
{
    // we will go to full screen zoomed in on the red square
    var redSquare:Sprite = e.target as Sprite;
    var fullScreenRect:Rectangle = new Rectangle(redSquare.x, redSquare.y, redSquare.width, redSquare.height);

    // calculate aspect ratio of the red square
    var rectAspectRatio:Number = fullScreenRect.width / fullScreenRect.height;

    // calculate aspect ratio of the screen
    var screenAspectRatio:Number = stage.fullScreenWidth / stage.fullScreenHeight;

    // change the fullScreenRect so that it covers the entire screen, keeping it centered on the redSquare
    // try commenting out this section to see what happens if you do not fix the aspect ratio.
    if (rectAspectRatio > screenAspectRatio) {
         var newHeight:Number = fullScreenRect.width / screenAspectRatio;
         fullScreenRect.y -= ((newHeight - fullScreenRect.height) / 2);
        fullScreenRect.height = newHeight;
    } else if (rectAspectRatio < screenAspectRatio) {
        var newWidth:Number = fullScreenRect.height * screenAspectRatio;
        fullScreenRect.x -= ((newWidth - fullScreenRect.width) / 2);
        fullScreenRect.width = newWidth;
    }

    // go to full screen
    stage.fullScreenSourceRect = fullScreenRect;
    stage.displayState = StageDisplayState.FULL_SCREEN;
}

import flash.geom.*;
{
  stage.fullScreenSourceRect = new Rectangle(0,0,320,240);
  stage.displayState = StageDisplayState.FULL_SCREEN;
}

package {
    import flash.display.Sprite;
    import flash.display.StageDisplayState;
    import flash.media.Video;
    import flash.net.NetConnection;
    import flash.net.NetStream;
    import flash.events.NetStatusEvent;
    import flash.events.AsyncErrorEvent;
    import flash.events.SecurityErrorEvent;
    import flash.events.MouseEvent;
    import flash.events.Event;
    import flash.geom.Rectangle;

    public class Stage_fullScreenSourceRectExample2 extends Sprite {
        private var videoURL:String = "testVideo1.flv";
        private var connection:NetConnection;
        private var stream:NetStream;
        private var myVideo:Video;
        private    var savedWidth:uint;
        private    var savedHeight:uint;

        public function Stage_fullScreenSourceRectExample2() {

            connection = new NetConnection();
             connection.addEventListener(NetStatusEvent.NET_STATUS, netStatusHandler);
            connection.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);
            connection.connect(null);

            loaderInfo.addEventListener(Event.INIT, createMouseListener);
        }

        private function createMouseListener(event:Event):void {
            stage.addEventListener(MouseEvent.CLICK, toggleFullScreen);
        }

        private function toggleFullScreen(event:MouseEvent):void {

            if(stage.displayState == StageDisplayState.NORMAL) {
                myVideo.width = myVideo.videoWidth;
                  myVideo.height = myVideo.videoHeight;

                try {
                    stage.fullScreenSourceRect = new Rectangle(myVideo.x, myVideo.y,
                                                           myVideo.width, myVideo.height);
                     stage.displayState = StageDisplayState.FULL_SCREEN;

                 } catch (e:SecurityError) {
                     trace ("A security error occurred while switching to full screen: " + event);
                    myVideo.width = savedWidth;
                    myVideo.height = savedHeight;
                 }

            }else {
                myVideo.width = savedWidth;
                myVideo.height = savedHeight;
                stage.displayState = StageDisplayState.NORMAL;
            }
        }

       private function netStatusHandler(event:NetStatusEvent):void {
            switch (event.info.code) {
                case "NetConnection.Connect.Success":
                    connectStream();
                    break;
                case "NetStream.Play.StreamNotFound":
                    trace ("Unable to locate video: " + videoURL);
                    break;
            }
        }

       private function connectStream():void {
            var stream:NetStream = new NetStream(connection);
            stream.addEventListener(NetStatusEvent.NET_STATUS, netStatusHandler);
            stream.addEventListener(AsyncErrorEvent.ASYNC_ERROR, asyncErrorHandler);

             myVideo = new Video();
            myVideo.attachNetStream(stream);
            stream.play(videoURL);

            savedWidth = myVideo.width;
            savedHeight = myVideo.height;

            addChild(myVideo);
        }

        private function securityErrorHandler(event:SecurityErrorEvent):void {
            trace("securityErrorHandler: " + event);
        }

        private function asyncErrorHandler(event:AsyncErrorEvent):void {

        }
    }
}

import flash.display.Sprite;
import flash.display.Stage;
import flash.display.StageDisplayState;
import flash.events.MouseEvent;
import flash.geom.Rectangle;

// cover the stage with a green rectangle
var greenRect:Sprite = new Sprite();
greenRect.graphics.beginFill(0x00FF00);
greenRect.graphics.drawRect(0, 0, stage.stageWidth, stage.stageHeight);
addChild(greenRect);

// create red square on stage, turn it into a button for going to full screen
var redSquare:Sprite = new Sprite();
redSquare.graphics.beginFill(0xFF0000);
redSquare.graphics.drawRect(0, 0, 300, 300);
redSquare.x = 50;
redSquare.y = 50;
redSquare.addEventListener(MouseEvent.CLICK, enterFullScreen);
redSquare.buttonMode = true;
addChild(redSquare);

function enterFullScreen(e:MouseEvent):void
{
    // we will go to full screen zoomed in on the red square
    var redSquare:Sprite = e.target as Sprite;
    var fullScreenRect:Rectangle = new Rectangle(redSquare.x, redSquare.y, redSquare.width, redSquare.height);

    // calculate aspect ratio of the red square
    var rectAspectRatio:Number = fullScreenRect.width / fullScreenRect.height;

    // calculate aspect ratio of the screen
    var screenAspectRatio:Number = stage.fullScreenWidth / stage.fullScreenHeight;

    // change the fullScreenRect so that it covers the entire screen, keeping it centered on the redSquare
    // try commenting out this section to see what happens if you do not fix the aspect ratio.
    if (rectAspectRatio > screenAspectRatio) {
         var newHeight:Number = fullScreenRect.width / screenAspectRatio;
         fullScreenRect.y -= ((newHeight - fullScreenRect.height) / 2);
        fullScreenRect.height = newHeight;
    } else if (rectAspectRatio < screenAspectRatio) {
        var newWidth:Number = fullScreenRect.height * screenAspectRatio;
        fullScreenRect.x -= ((newWidth - fullScreenRect.width) / 2);
        fullScreenRect.width = newWidth;
    }

    // go to full screen
    stage.fullScreenSourceRect = fullScreenRect;
    stage.displayState = StageDisplayState.FULL_SCREEN;
}