flex 开发的照片书二

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Flex Flash XML .net
            import code.*;
            
            import common.PhotoEdit;
            import common.TextEdit;
            
            import data.*;
            
            import flash.display.*;
            import flash.events.MouseEvent;
            import flash.net.URLRequest;
            
            import mx.containers.Canvas;
            import mx.controls.Image;
            import mx.controls.Label;
            import mx.core.Container;
            import mx.core.ScrollPolicy;
            public var currentPhoto:Number = 0  ;//当前的图片 
              
            public var currentPageNum:int = 0 ;//当前页码 
             
            public var albumdata:XML ;//照片书所有数据  
            public var cmb:String ;//当前模版名称  
               
            public var sourceurl:XML ;//当前资源图片路径 
               
            public var currentText:XML ;//当前的文字信息 
              
            //public var currentTextArea:TextArea ;//当前所编辑的文本控件 
            public var currentLabel:Label ;//======当前文本编辑控件 
              
            public static var MAIN:photobook68  ;
            
            public var c:Container ;//加入透明背景 
             
             
            public var currentBj:Image = new Image() ;//当前的背景 
            
            private var _state:Number= 0 ;//=====图片导入状态，是否为更换版式导入，还是单击图片导入，还是上一页或下一页的导入 
            
            public var pid:String ;//==========已保存产品的ID 
            public var subject:Canvas ;//==============当前的主题 
            public var xmlList:XMLList ;//===============  模板对应的数据 
            
            private var labelTip:String ="单击此处,输入文字";//========默认输入文字提示 
            
            private var objImgs:Object = new Object () ;//=====image 对象列表 
        
            public var _stylename:String ;//            每个主题下面有3种风格 
               
            public var _productName:String; //=========保存作品名称 
            
            public var productid : Number //===========产品ID 
            //==========产品价格 
            //[Bindable] 
            public var price:Number ;
            public var pagePrice:Number ; 
            
            public var typeFlag:int = 0 ;
             
            //=============用户标识 
            public var userID:Number ;
            
            internal function initUI():void{
                MAIN = this ;   
                //=============初始化外部参数 
                this.initParams();
                //=============初始化封面 模板 风格定义的数据 
                this.initXMLData() ;
                 
                //==========请求获取相册信息 
                this.sendAlbumInfo() ;
                //=============加载照片书数据 
                this.initXML(pid); 
                //=============监听模版 
                this.initListener() ;
            }
             
            
            /**============请求获取相册信息================================*/
            private function sendAlbumInfo():void{
                
                var obj:Object = new Object() ;
                obj.random = Math.random() ;
                obj.handlertype = 1 ; 
                obj.userID = this.userID ;
                this.photoselectID.albumNameListId.send(obj);
            }
            
            
            /**==============监听模版====================================*/   
            private function initListener():void{
                this.currentBj.addEventListener(MouseEvent.CLICK,photoClickHandler);
                this.currentBj.addEventListener(MouseEvent.DOUBLE_CLICK,doubleClickPhotoHandler);
                this.currentBj.doubleClickEnabled = true ;
            }
            
            /**==============得到照片书每一页的数据==========================*/    
            public function initXML(pid:String):void{
                
                if(pid==null||pid=="null"||pid==""){
                    createDefaultXML() ;
                }else{
                    var params:Object = new Object() ;
                    params.handlertype = 7 ;
                    params.productrecordid = pid ;
                    productInfoId.send(params);
                }
            }   
            
             /**加载当前页所需要的数据
             * true ：更换版式加载照片时要，要重新计算
             * false: 从xml中获取数据 。
             */
            public function loaderCurrentPageInfo(b:Boolean):void{
                   
                this.currentPhoto =  0 ;   
                cmb = this.albumdata.item.bs[this.currentPageNum];//获取当前的版式  
                sourceurl  = this.albumdata.item.photo[this.currentPageNum]; //当前页所有图片xml 
                this.currentText = this.albumdata.item.txt[this.currentPageNum]; //当前页所有文本信息 
                 
                //tip_txt.text = sourceurl ; 
                this.console.removeAllChildren();
                 
                var a1:Array = cmb.split("/"); 
            
                   
                var subject:String = a1[a1.length-3];//=====主题 
                //var mb:String =  a1[a1.length-2] ;   //=====模版或者封面 
                var picname:String = a1[a1.length-1];//=====图片名称 
                
                  
                //==========得到当前的版式的数据 
                xmlList = this.getXMLData(subject,picname,this.currentPageNum) ;
                
                this.subject = new Canvas() ;
                this.subject.verticalScrollPolicy = ScrollPolicy.OFF ;
                this.subject.horizontalScrollPolicy = ScrollPolicy.OFF ;
                
                  
                 
                //this.subject.width =  564  ; 
                //this.subject.height = 209 ;  
                this.console.addChild(this.subject) ;
                
                initMoBan();   //===============初始化模版 
                 
                 
                for(var i:int=0;i<xmlList.pic.length();i++){
                    
                    var c1:Canvas = new Canvas() ;
                    c1.verticalScrollPolicy = ScrollPolicy.OFF ;
                    c1.horizontalScrollPolicy = ScrollPolicy.OFF ;
                    c1.x = xmlList.pic[i].@x ;
                    c1.y = xmlList.pic[i].@y  ; 
                    c1.width= xmlList.pic[i].@width ;
                    c1.height = xmlList.pic[i].@height ;
                      
                    this.subject.addChild(c1);
                    var _img1:Image = new Image() ;
                    
                    _img1.id = "img"+i;
                    _img1.name = "img"+i;
                    _img1.width = c1.width ;
                    _img1.height = c1.height ; 
                    _img1.scaleContent = true ;
                    this.objImgs["img"+i] = _img1 ;//=======放入数组当中   
                    if(b==true){
                        this.reLoaderPhotoByChangeBs(_img1,i);
                    }else{
                        this.loadPhoto(_img1,i);
                    }
                    
                    c1.addChild(_img1) ;                    
                }   
                
                //========加载文字信息 
                initTextInfo();
                
                //========突出当前页数字体 
                this.pagefalgcomId.changeFontStyle();
                 
                //========切换标签显示 
                this.changembID.changeTab(this.currentPageNum);
                 
                //========更新滚动条位置 
                this.pagefalgcomId.changeScrollPostition();
            }   
            
            /**===============初始化模板===========================*/
            private function initMoBan():void{
                //this.currentBj.source = this.albumdata.item.bs[this.currentPageNum] ;  
                //this.console.addChild(this.currentBj); 
                this.currentBj.source =cmb ;
                
                this.console.addChild(this.currentBj); 
                
            }
            
            private function photoClickHandler(e:MouseEvent):void{
                var img :Image = null ;
                for(var i:int=0;i<this.xmlList.pic.length();i++){
                    img = this.objImgs["img"+i];
                    if(img.source==""){
                        continue ;
                    }
                    var b:Boolean =img.hitTestPoint(mouseX,mouseY);
                    if(b==true){
                        //this.photoClickHandler(img) ; 
                         
                        this.alphaHandler() ;
                        //var n:Number = Number(img.id.charAt(3)) ; 
                                
                        this.currentPhoto = i ;//当前照片的号码 
                        img.alpha = 0.5 ;
                        break ;
                    }
                }    
                
            }
              
             /**==============更改背景=============================*/ 
            public function changeFM(fm:String):void{ 
                //=======修改对于xml数据 
                this.currentPageNum = 0 ;
                this.albumdata.item.bs[this.currentPageNum] = fm ;
                this.currentPhoto = 0 ;  
                  
                this.loaderCurrentPageInfo(true);
                
            }
             
            /**==============更改版式=============================*/    
            public function changeCurrentBs(bs:String):void{
                 
                //=======修改对于xml数据 
                this.albumdata.item.bs[this.currentPageNum] = bs ;
                this.currentPhoto = 0 ;  
                
                this.loaderCurrentPageInfo(true);
            }
            
            
            
                        
            /**==============加载已保存产品信息=============================*/    
            public function loadProductInfo():void{
                albumdata = new XML(productInfoId.lastResult);
                  
                //tip_txt.text = albumdata.productname ;  
                //=====得到产品名称  
                //this._productName = albumdata.productname ; 
                
                //=====导入当前页的数据 
                this.loaderCurrentPageInfo(false); 
                //=====初始化选择页列表 
                photobook68.MAIN.pagefalgcomId.initUI() ;
                this.initPrice() ;
            }       
             
            
            /******========点击右侧照片处理===============================*/   
            public function choosePhotoHandler(e:MouseEvent):void{
                var i:Image = Image(e.currentTarget) ;
                var m :String = i.source.toString() ;   
                m = m.replace("_2","_1") ;     
                  
                //======当前模板的图片个数   
                var t:Number = xmlList.pic.length();
                
                        
                if(this.currentPhoto>t-1){
                    this.currentPhoto = 0 ;
                }    
                 
                //========恢复透明度 
                this.alphaHandler();
                
                var img:Image = Image(this.objImgs["img"+this.currentPhoto]);
                changePhoto(img,m,this.currentPhoto) ; 
            } 
             
            /**
             * 导入图片,对图片进行处理
             * @param img:版式上对应的图片 
             * @photourl:图片地址
             * tx:Number,ty:Number,tw:Number,th:Number
             */   
            public function loadPhoto(img:Image,num:Number):void{
                var w1:Number, h1:Number, x1:Number,y1:Number,purl:String ; 
                x1 = this.sourceurl.img[num].@x ;
                y1 = this.sourceurl.img[num].@y ;
                w1 = this.sourceurl.img[num].@width ;
                h1 = this.sourceurl.img[num].@height ;
                purl = this.sourceurl.img[num].@url ; 
                
                if(purl==null||purl==""){
                    return ;
                } 
                
                //=======自动填充时，重新导入照片 
                if(x1==-1){
                    this.reLoaderPhotoByChangeBs(img,num) ;
                    return ;
                } 
                var _loader:Loader = new Loader();   
                 
                _loader.contentLoaderInfo.addEventListener(Event.COMPLETE,function(e:Event):void{
                    var _bitmap:Bitmap = new Bitmap() ;
                    var l:Loader = e.target.loader as Loader;  
         
                    var _bitmapdata:BitmapData = new  BitmapData (l.width,l.height) ;
                    _bitmapdata.draw(l); 
                    var temp:BitmapData  = new BitmapData(w1,h1);
                    //坐标转化，把坐标移到裁剪区域的位置，宽度和高度在cutbitmapdata里指定。   
                    var matrix:Matrix = new Matrix(1, 0, 0, 1, -x1, -y1);   
                    temp.draw(_bitmapdata, matrix);    
                    //_bitmap.    
                    _bitmap.bitmapData = temp ;    
                    img.source = _bitmap ; 
                    img.scaleContent  = true ;
                    photobook68.MAIN.currentPhoto++ ;
                    }); 
                _loader.load(new URLRequest(purl)); 
            } 
            /**========改变版式时候，重新计算照片位置=========*/
            private function reLoaderPhotoByChangeBs(_img:Image,num:Number):void{
               var photourl:String = sourceurl.img[num].@url ;
                if(photourl==null||photourl==""){ 
                    return ;
                } 
                var w1:Number, h1:Number, x1:Number,y1:Number ;  
                var p:photobook68 = this ;
                var _loader:Loader = new Loader();    
                _loader.load(new URLRequest(photourl));
                 
                _loader.contentLoaderInfo.addEventListener(Event.COMPLETE,function(e:Event):void{
                    var _bitmap:Bitmap = new Bitmap() ;
    