/upload/windid/res/swf/avatar/face/Crop.as

package

{

	import com.adobe.images.JPGEncoder;

	import com.adobe.utils.IntUtil;

	import com.phpwind.avatar.EditWindow;

	

	import fl.controls.Slider;

	

	import flash.display.Bitmap;

	import flash.display.BitmapData;

	import flash.display.Loader;

	import flash.display.MovieClip;

	import flash.display.Sprite;

	import flash.events.DataEvent;

	import flash.events.Event;

	import flash.events.IOErrorEvent;

	import flash.events.MouseEvent;

	import flash.geom.Rectangle;

	import flash.net.FileFilter;

	import flash.net.FileReference;



	import flash.events.ErrorEvent;

    import flash.events.Event;

	import flash.events.IOErrorEvent;

    import flash.net.URLLoader;

    import flash.net.URLLoaderDataFormat;

    import flash.net.URLRequest;

	import flash.net.URLRequestHeader;

    import flash.net.URLRequestMethod;

    import flash.net.URLVariables;

	

	import flash.net.navigateToURL;

	import flash.utils.ByteArray;

	import flash.ui.ContextMenu;

	import flash.ui.ContextMenuItem;

	

	import org.bytearray.gif.player.GIFPlayer;

	import fl.motion.MotionEvent;

	import flash.media.Camera;

    import flash.media.Video;

    import flash.sampler.StackFrame;

	import flash.external.ExternalInterface;

	import com.phpwind.util.UploadPostHelper;

	

	public class Crop extends MovieClip

	{

		public static const  RETURN_ERROR:String = '图片上传出现错误，请重新选择';

		public static const  IO_ERROR:String     = '图片上传出现IO错误，请检查网路';

		public static const UPLOAD_WAIT:String   = '图片上传中，请等待...';

		

		private var isGIF:Boolean;

		private var loader:Loader;

		private var editwindow:EditWindow;

		private var imageCanvas:Rectangle;

		private var bigPreview:Bitmap;

		private var smallPreview:Bitmap;

		private var normalPreview:Bitmap;

		private var file:FileReference;

		private var maxSize:uint;

		private var video:Video;

		private var camera:Camera;

		public function Crop()

		{

			var contextMenu_:ContextMenu = new ContextMenu();

            contextMenu_.hideBuiltInItems();

			var menu:ContextMenuItem = new ContextMenuItem("Powered by phpwind", false, false);

			//menu.addEventListener(Event.OPEN,goPHPWind);

            contextMenu_.customItems.push(menu);

            this.contextMenu = contextMenu_;

			

			this.stop();

			

			file = new FileReference();

			file.addEventListener(Event.SELECT, selectHandler);//选择图片

			file.addEventListener(Event.CANCEL, cancelHandler);//取消选择

			file.addEventListener(Event.COMPLETE, loadFile);//载入完成

			

			getimg.addEventListener(MouseEvent.CLICK, upload);//点击选择按钮

			cameraButton.addEventListener(MouseEvent.CLICK,openCamera);

			localUploadButton.addEventListener(MouseEvent.CLICK,swichLocalUpload);

			

			loader = new Loader();

			loader.contentLoaderInfo.addEventListener(Event.COMPLETE, loadImg);//载入图片

			

			//load default image

			var mvParams:Object = stage.loaderInfo.parameters; 

			var avatar:String = String(mvParams["avatar"]);

			//avatar = 'http://localhost/NextWind/www/attachment/avatar/000/00/00/2_middle.jpg';

			if(avatar!== 'undefined') {

				var imageLoader1:Loader = new Loader();

				

				var imageLoader2:Loader = new Loader();

				

				var imageLoader3:Loader = new Loader();

				

				

				var urlRequest:URLRequest = new URLRequest(avatar);

				//disabled flash cache 跨子域图片不显示

				//urlRequest.requestHeaders.push(new URLRequestHeader("pragma", "no-cache"));

				//urlRequest.requestHeaders.push(new URLRequestHeader("Expires", "Thu, 01 Jan 1970 00:00:00 GMT, -1"));

				//urlRequest.requestHeaders.push(new URLRequestHeader("Cache-Control", "no-cache, no-store, must-revalidate"));

				imageLoader1.load(urlRequest); 

				imageLoader2.load(urlRequest); 

				imageLoader3.load(urlRequest); 

				imageLoader1.contentLoaderInfo.addEventListener(Event.COMPLETE, imageLoaded1); 

				imageLoader2.contentLoaderInfo.addEventListener(Event.COMPLETE, imageLoaded2); 

				imageLoader3.contentLoaderInfo.addEventListener(Event.COMPLETE, imageLoaded3); 

				function imageLoaded1(e:Event):void { 

					imageLoader1.width = imgPreview200_200_.width - 1;

					imageLoader1.height = imgPreview200_200_.height -1;

					imageLoader1.x = 1;

					imageLoader1.y = 1;

					// 把 imageLoader 加入到loaderImage_mc显示清单中

					imgPreview200_200_.addChild(imageLoader1); 

				} 

				function imageLoaded2(e:Event):void { 

					imageLoader2.width = imgPreview120_120_.width - 1;

					imageLoader2.height = imgPreview120_120_.height -1;

					imageLoader2.x = 1;

					imageLoader2.y = 1;

					// 把 imageLoader 加入到loaderImage_mc显示清单中

					imgPreview120_120_.addChild(imageLoader2);

				} 

				function imageLoaded3(e:Event):void { 

					imageLoader3.width = imgPreview48_48_.width - 1;

					imageLoader3.height = imgPreview48_48_.height -1;

					imageLoader3.x = 1;

					imageLoader3.y = 1;

					// 把 imageLoader 加入到loaderImage_mc显示清单中

					imgPreview48_48_.addChild(imageLoader3);

				} 

			}

		}

		

		private function goPHPWind(e:Event)

		{

			navigateToURL(new URLRequest('http://www.phpwind.net'),'_blank');

		}

		private function loadImg(e:Event):void

		{

			var bitmap:GIFPlayer = new GIFPlayer(true);;

			if (isGIF){

				bitmap.loadBytes(file.data);

			}else{

				var _tmp:Bitmap = Bitmap(loader.content);

				bitmap.bitmapData = _tmp.bitmapData;

			}

			gotoEditWindow(bitmap,isGIF);

			//swapChildren(editwindow,tip);

		}

		//切称到编辑界面

		private function gotoEditWindow(bitmap:GIFPlayer,isGIF:Boolean):void

		{

			if(this.currentFrame==1)

			{

				this.gotoAndStop(2);

				zoomIn.addEventListener(MouseEvent.CLICK, zoomInHandler);

				zoomOut.addEventListener(MouseEvent.CLICK, zoomOutHandler);

				clockwise.addEventListener(MouseEvent.CLICK, clockwiseHandler);

				anticlockwise.addEventListener(MouseEvent.CLICK, anticlockwiseHandler);

				reupload.addEventListener(MouseEvent.CLICK, upload);

				save.addEventListener(MouseEvent.CLICK, saveImg);

			}

			//判断旋转是否显示

			clockwise.visible = anticlockwise.visible = !isGIF;

			

			//建立预览框

			//200*200

			if(bigPreview)

				this.removeChild(bigPreview);

			bigPreview = new Bitmap(new BitmapData(200,200),'never',true);

			bigPreview.x = 350;

			bigPreview.y = 54;

			addChild(bigPreview);

			

			//120*120

			if(normalPreview)

				this.removeChild(normalPreview);

			normalPreview = new Bitmap(new BitmapData(118,118),'never',true);

			normalPreview.x = 575;

			normalPreview.y = 54;

			addChild(normalPreview);

			

			//48*48

			if(smallPreview)

				this.removeChild(smallPreview);

			smallPreview = new Bitmap(new BitmapData(46,46),'never',true);

			smallPreview.x = 575;

			smallPreview.y = 250;

			addChild(smallPreview);

			

			//载入到窗口

			if(editwindow){

				this.removeChild(editwindow);

				editwindow = null;

			}

			

			//主图显示区域

			imageCanvas = new Rectangle(0,54,299,299);

			editwindow = new EditWindow(

				bitmap,

				imageCanvas, 

				bigPreview,

				smallPreview, 

				normalPreview, 

				slider,

				isGIF

			);

			addChild(editwindow);

		}

		//切换到摄像头界面

		private function openCamera(e:MouseEvent):void

		{

			this.gotoAndStop(3);

			localUploadButton.addEventListener(MouseEvent.CLICK,swichLocalUpload);//更换实例要得新绑定



			if(bigPreview) {

				//隐藏第一帧里的三个预览框

				bigPreview.visible = false;

				smallPreview.visible = false;

				normalPreview.visible = false;

			}

			//如果是从第二个编辑框点过来，编辑框移除

			if(editwindow) {

				removeChild(editwindow);

				editwindow = null;

			}

			if(video) {

				return;

			}

			if (!Camera.isSupported) {

                return;

            }

			cameraLoading.visible = true;

			camera = Camera.getCamera();

			

			if (camera == null) {

				cameraLoading.visible = false;

                return;

            }

			cameraErrorInfo.visible = false;

			//创建显示摄像头的容器

			

			video = new Video(400, 320);

			

			// 把视频放进去

			//video.smoothing = true;

			camera.setQuality(0, 100);

			camera.setMode(400, 320, 24, false);

			video.attachCamera(camera);

            video.x = 160;

            video.y = 50;

            addChild(video);

			captrueButton.visible = true;

			captrueButton.addEventListener(MouseEvent.CLICK,captureCamera);

			return;

		}

		//摄像头捕获

		private function captureCamera(e:MouseEvent):void

		{

			e.target.visible = false;

            var bitmapData:BitmapData = new BitmapData(video.width, video.height);

            bitmapData.draw(video);

			video.attachCamera(null);

			video.visible = false;

			var bitmap:GIFPlayer = new GIFPlayer(true);

			bitmap.bitmapData = bitmapData;

			/*var bit:BitmapData=new BitmapData(video.width,video.height);

			bit.draw(video);

			var bitmap:Bitmap=new Bitmap(bit);*/



			if(editwindow){

				removeChild(editwindow);

				editwindow = null;

			}

			removeChild(video);

			video = null;

			this.gotoAndStop(1);



			localUploadButton.addEventListener(MouseEvent.CLICK,swichLocalUpload);//更换实例要得新绑定

			cameraButton.addEventListener(MouseEvent.CLICK,openCamera);//更换实例要得新绑定

			

			gotoEditWindow(bitmap,false);

		}

		//切换到本地上传模式

		private function swichLocalUpload(e:MouseEvent):void

		{

			if(video) {

				video.attachCamera(null);

				removeChild(video);

				video = null;

			}

			if(editwindow){

				removeChild(editwindow);

				editwindow = null;

			}

			

			this.gotoAndStop(1);

			if(bigPreview) {

				bigPreview.visible = false;

				smallPreview.visible = false;

				normalPreview.visible = false;

			}



			cameraButton.removeEventListener(MouseEvent.CLICK,openCamera);

			cameraButton.addEventListener(MouseEvent.CLICK,openCamera);//更换实例要得新绑定



			getimg.removeEventListener(MouseEvent.CLICK,upload);

			getimg.addEventListener(MouseEvent.CLICK, upload);//点击选择按钮

			return;

		}

		private function zoomInHandler(e:MouseEvent):void

		{

			editwindow.zoomIn();

		}

		private function zoomOutHandler(e:MouseEvent):void

		{

			editwindow.zoomOut();

		}

		private function clockwiseHandler(e:MouseEvent):void

		{

			editwindow.clockwise();

		}

		private function anticlockwiseHandler(e:MouseEvent):void

		{

			editwindow.anticlockwise();

		}

		/**

		 * 选择图片

		 */

		private function upload(e:MouseEvent):void

		{	

			hideTip();

			var filetype:Array = [new FileFilter('All Image Files(*.jpg;*.jpeg;*.gif;*.png)','*.jpg;*.jpeg;*.gif;*.png')];

			file.browse(filetype);

		}

		/**

		 * 载入本地的图

		 */

		private function loadFile(e:Event):void

		{

			if (file.type == '.gif'){

				isGIF = true;

				//隐藏两个按钮

				loader.loadBytes(file.data);

			}else{

				isGIF = false;

				loader.loadBytes(file.data);

			}

			

		}

		/***

		 * 选择文件

		 */

		private function selectHandler(e:Event):void

		{

			file.load();

			save && (save.enabled = true);

		}

		/**

		 * 取消选择

		 */

		private function cancelHandler(e:Event):void

		{

		}

		

		/***

		 * 上传图片

		 */

		private function saveImg(e:MouseEvent):void

		{

			var jpgeEncoder_:JPGEncoder;

			var bit2:ByteArray;

			if(isGIF){

				bit2 = editwindow.outputGIF();

			} else {

				jpgeEncoder_ = new JPGEncoder(90);

				bit2 = jpgeEncoder_.encode(bigPreview.bitmapData);

			}

			

			//var saveFace:String = stage.loaderInfo.parameters.postAction as String;

			var mvParams:Object = stage.loaderInfo.parameters; 

			

			var uid:String = String(mvParams["uid"]);

			var token:String = String(mvParams["token"]);

			

			var _requestURL:String = String(mvParams["requestURL"]);

			

			var queryStr_:String = "uid=" + uid +"&token=" + token;

			var urlVariables_:URLVariables = new URLVariables(queryStr_);

           	var urlRequest_:URLRequest = new URLRequest(_requestURL);

            urlRequest_.method = URLRequestMethod.POST;

            urlRequest_.data = urlVariables_;

            

            urlRequest_.contentType = "multipart/form-data; boundary=" + UploadPostHelper.getBoundary();

            urlRequest_.data = UploadPostHelper.getPostData("image.jpg", bit2, urlVariables_);

            

			var _urlLoader:URLLoader = new URLLoader();

			_urlLoader.dataFormat = URLLoaderDataFormat.BINARY;

            

            _urlLoader.addEventListener(Event.COMPLETE, onUploadComplete);

            _urlLoader.addEventListener(IOErrorEvent.IO_ERROR, onIOError);

            _urlLoader.load(urlRequest_);

		}

		

		protected function onIOError(event_:IOErrorEvent):void

        {

            //dispatchEvent(new ErrorEvent(ErrorEvent.ERROR, false, false, "图片保存失败12，网络连接错误！"));

			//ExternalInterface.call("Wind.Util.resultTip({error : true,msg : '图片保存失败,网络连接错误!'})");

			showTip('图片保存失败,网络连接错误!');

        }

        

        protected function onUploadComplete(event_:Event):void

        {

        	showTip('上传成功');

        	/*

        	dispatchEvent(new Event(Event.COMPLETE));

			var url:String = "javascript:uploadSuccess();void(0);";

			var urlRequest_:URLRequest = new URLRequest(url);

			//var header:URLRequestHeader=new URLRequestHeader("charset","utf-8");

			//urlRequest_.requestHeaders.push(header);

			navigateToURL(urlRequest_,'_self');

        	*/

        }





        private function errorHandlers(e:IOErrorEvent):void

		{

			showTip(Crop.IO_ERROR);

		}

		

		//显示错误信息

		private function showTip(txt:String):void

		{

			warning.text = txt; 

			warning.visible = true;

		}

		

		// 隐藏错误信息

		private function hideTip():void

		{

			warning.visible = false;

		}

		/*private function errorHandlers(e:IOErrorEvent):void

		{

			showTip(Crop.IO_ERROR);

		}

		

		//显示错误信息

		private function showTip(txt:String):void

		{

			if(this.currentFrame == 1)

			{

				warning.text = txt; 

				warning.visible = true;

			}else{

				tip.slider.warning.text = txt;

				tip.play();

				save.enabled = false;

			}

		}

		

		// 隐藏错误信息

		private function hideTip():void

		{

			if(this.currentFrame == 1)

			{

				warning.visible = false;

			}else{

				tip.gotoAndStop(0);

			}

		}**/

	}

}