效果：
转载请注明：http://www.cnblogs.com/TheViper
用了github上的这个 free-transform-manager,美图秀秀用的变形工具是greensocks的TransformManager,这个体积很大，貌似还要给钱。。。
代码很简单，很不规范
1 package 2 { 3 import flash.display.*; 4 import flash.events.*; 5 import flash.net.*; 6 import flash.geom.*; 7 import flash.ui.Mouse; 8 import com.adobe.images.JPGEncoder; 9 import flash.utils.ByteArray; 10 import com.ryan.geom.*; 11 import flash.external.ExternalInterface; 12 import flash.text.*; 13 14 public class puzzle extends MovieClip 15 { 16 private var fileRef:FileReference; 17 private var select_img_loader:Loader; 18 private static const MAX_UPLOAD_NUM:Number = 9; 19 private var uploadlist:Array=new Array(); 20 private var fileRefList:CustomFileReferenceList; 21 private var fileList:Array=new Array(); 22 private var Data:ByteArray; 23 private var ldr:Loader=new Loader(); 24 private var bitmap:Bitmap; 25 private var centerx:Number; 26 private var centery:Number; 27 private var loader:URLLoader; 28 public var fts:FreeTransformManager; 29 private var myBitmapData:BitmapData; 30 private var myBitmapData1:BitmapData; 31 private var myBitmapData2:BitmapData; 32 private var myBitmapData3:BitmapData; 33 private var bmp:Bitmap; 34 private var bmp1:Bitmap; 35 private var bmp2:Bitmap; 36 private var bmp3:Bitmap; 37 private var update_container:Sprite; 38 private var delete_sprite:Sprite; 39 private var update_sprite:Sprite; 40 private var update_sprite1:Sprite; 41 private var update_sprite2:Sprite; 42 private var file:FileReference; 43 private var extra_img_loader:Loader; 44 private var cur_target:Sprite; 45 46 public function puzzle() 47 { 48 fts = new FreeTransformManager(); 49 fts.boundingBoxOutlineThickness = 1; 50 fts.handleRadius = 5; 51 fts.handleOutlineThickness = 0.5; 52 update_container=new Sprite(); 53 draw_delete_option(); 54 draw_update_option(); 55 draw_update_item(); 56 delete_sprite.addEventListener(MouseEvent.CLICK,delete_txt_handler); 57 update_container.getChildAt(1).addEventListener(MouseEvent.CLICK,update_txt_handler); 58 update_container.addEventListener(MouseEvent.MOUSE_OVER,update_hover_handler); 59 left.addEventListener(MouseEvent.MOUSE_MOVE,again_handler); 60 wrap_small_img.addEventListener(MouseEvent.CLICK,left_click_handler); 61 wrap_small_img.buttonMode = true; 62 right.right_bottom.add_img.addEventListener(MouseEvent.CLICK,selectFilesHandler); 63 right.right_bottom.upload_btn.addEventListener(MouseEvent.CLICK,upload_handler); 64 this.setChildIndex(left, 1); 65 load_basic_img("1_1"); 66 right.right_bottom.upload_btn.visible = false; 67 } 68 private function update_out_handler(event:MouseEvent):void 69 { 70 update_sprite1.visible = false; 71 update_sprite2.visible = false; 72 } 73 private function update_hover_handler(event:MouseEvent):void 74 { 75 update_sprite1.visible = true; 76 update_sprite2.visible = true; 77 } 78 private function update_item_over(event:MouseEvent):void 79 { 80 event.target.getChildAt(0).opaqueBackground = 0xFFFFFF; 81 } 82 private function update_item_out(event:MouseEvent):void 83 { 84 event.target.getChildAt(0).opaqueBackground = 0x000000; 85 } 86 //绘制更换图片 87 private function draw_update_item() 88 { 89 update_sprite1=new Sprite(); 90 myBitmapData2 = new BitmapData(48,16,true,0x000000); 91 myBitmapData2.draw(local_update); 92 bmp2 = new Bitmap(myBitmapData2); 93 bmp2.opaqueBackground = 0x000000; 94 bmp2.x = bmp.width + 12; 95 bmp2.y = bmp.height; 96 update_sprite1.addChild(bmp2); 97 update_sprite1.buttonMode = true; 98 update_container.addChild(update_sprite1); 99 update_sprite2=new Sprite(); 100 myBitmapData3 = new BitmapData(48,16,true,0x000000); 101 myBitmapData3.draw(album_update); 102 bmp3 = new Bitmap(myBitmapData3); 103 bmp3.opaqueBackground = 0x000000; 104 bmp3.x = bmp.width + 12; 105 bmp3.y = 32; 106 update_sprite2.addChild(bmp3); 107 update_sprite2.buttonMode = true; 108 update_container.addChild(update_sprite2); 109 update_sprite1.visible = false; 110 update_sprite2.visible = false; 111 update_sprite1.addEventListener(MouseEvent.MOUSE_OVER,update_item_over); 112 update_sprite1.addEventListener(MouseEvent.MOUSE_OUT,update_item_out); 113 update_sprite2.addEventListener(MouseEvent.MOUSE_OVER,update_item_over); 114 update_sprite2.addEventListener(MouseEvent.MOUSE_OUT,update_item_out); 115 fts.addChild(update_container); 116 //trace(update_container.numChildren); 117 } 118 private function draw_delete_option() 119 { 120 delete_sprite=new Sprite(); 121 myBitmapData = new BitmapData(24,16,true,0x000000); 122 bmp = new Bitmap(myBitmapData); 123 bmp.x = 10; 124 myBitmapData.draw(delete_txt); 125 delete_sprite.addChild(bmp); 126 delete_sprite.buttonMode = true; 127 fts.addChild(delete_sprite); 128 } 129 private function draw_update_option() 130 { 131 update_sprite=new Sprite(); 132 myBitmapData1 = new BitmapData(48,16,true,0x000000); 133 myBitmapData1.draw(update_txt); 134 bmp1 = new Bitmap(myBitmapData1); 135 bmp1.x = bmp.width + 12; 136 update_sprite.addChild(bmp1); 137 update_sprite.buttonMode = true; 138 update_container.addChild(update_sprite); 139 } 140 //变形事件回调 141 private function onTransform(e:FreeTransformEvent) 142 { 143 update_sprite2.x = update_sprite1.x = update_sprite.x = delete_sprite.x = e.targetObject.x; 144 update_sprite2.y = update_sprite1.y = update_sprite.y = delete_sprite.y = e.targetObject.y; 145 update_sprite2.rotation = update_sprite1.rotation = update_sprite.rotation = delete_sprite.rotation = e.targetObject.rotation; 146 } 147 private function delete_txt_handler(event:MouseEvent):void 148 { 149 var target:Sprite = event.target.parent.getDispObj(); 150 right.load_img.removeChild(target); 151 fts.visible = false; 152 } 153 private function update_txt_handler(event:MouseEvent):void 154 { 155 var target:Sprite = event.target.parent.parent.getDispObj(); 156 cur_target = target; 157 file= new FileReference(); 158 file.browse(getFilterTypes()); 159 file.addEventListener(Event.SELECT, selectHandler1); 160 } 161 private function selectHandler1(evt:Event):void 162 { 163 file.load(); 164 file.addEventListener(Event.COMPLETE,onComplete); 165 file.removeEventListener(Event.SELECT,selectHandler1); 166 } 167 private function onComplete(e:Event):void 168 { 169 extra_img_loader=new Loader(); 170 file.removeEventListener(Event.COMPLETE,onComplete); 171 extra_img_loader.loadBytes(file.data); 172 extra_img_loader.contentLoaderInfo.addEventListener(Event.COMPLETE,onLoadComplete); 173 } 174 private function onLoadComplete(e:Event):void 175 { 176 var bitmap:Bitmap = e.target.content; 177 scaleInBox(bitmap,150,150); 178 cur_target.removeChildAt(0); 179 cur_target.addChild(bitmap); 180 fts.updateAfterChange(); 181 extra_img_loader.contentLoaderInfo.removeEventListener(Event.COMPLETE,onLoadComplete); 182 } 183 private function upload_handler(event:MouseEvent):void 184 { 185 fts.visible = false; 186 var bitmapData:BitmapData = new BitmapData(555,420); 187 bitmapData.draw(right.load_img); 188 var _encoder:JPGEncoder = new JPGEncoder(100); 189 bitmapData.draw(bitmapData); 190 Data = _encoder.encode(bitmapData); 191 var req:URLRequest = new URLRequest("http://localhost:8888/image/flash_puzzle_upload?file_name=mix.jpeg"); 192 req.data = Data; 193 req.method = URLRequestMethod.POST; 194 req.contentType = "application/octet-stream"; 195 loader = new URLLoader(); 196 loader.dataFormat = URLLoaderDataFormat.BINARY; 197 loader.load(req); 198 loader.addEventListener(Event.COMPLETE, upload_complete); 199 } 200 public function scaleBitmapData(bmpData:BitmapData, scaleX:Number, scaleY:Number):BitmapData 201 { 202 var matrix:Matrix = new Matrix(); 203 matrix.scale(scaleX, scaleY); 204 var bmpData_:BitmapData = new BitmapData(scaleX * (bmpData.width), scaleY * (bmpData.height), true, 0); 205 bmpData_.draw(bmpData, matrix,null,null,null,true); 206 return bmpData_; 207 } 208 private function upload_complete(event:Event):void 209 { 210 var loader:URLLoader = URLLoader(event.target); 211 var vars:URLVariables = new URLVariables(loader.data); 212 ExternalInterface.call('img_upload_complete',vars.src); 213 ExternalInterface.call('img_upload_complete_all'); 214 } 215 private function left_click_handler(event:MouseEvent):void 216 { 217 var basic_img:Loader = right.load_img.getChildByName("basic_img") as Loader; 218 if (basic_img!=null) 219 { 220 right.load_img.removeChild(basic_img); 221 } 222 var a:int = event.stageX / 90 + 1; 223 var b:int = event.stageY / 100 + 1; 224 load_basic_img(a+"_"+b); 225 } 226 private function again_handler(event:MouseEvent):void 227 { 228 var a:int = event.localX / 85; 229 var b:int = event.localY / 85; 230 if (a<2&&b<6) 231 { 232 wrap_small_img.x=(a==0?5:a*90); 233 wrap_small_img.y=(b==0?5:b*97); 234 } 235 } 236 private function getImagesFilter():FileFilter 237 { 238 return new FileFilter("images(*.jpg, *.gif, *.png, *.jpg)", "*.jpg;*.jpeg;*.gif;*.png"); 239 } 240 private function getFilterTypes():Array 241 { 242 return [getImagesFilter()]; 243 } 244 private function add_img_handler(event:MouseEvent):void 245 { 246 this.fileRef=new FileReference(); 247 fileRef.browse(getFilterTypes()); 248 fileRef.addEventListener(Event.SELECT, selectHandler); 249 } 250 private function selectFilesHandler(event:Event):void 251 { 252 fileRefList=new CustomFileReferenceList(); 253 fileRefList.browse(getFilterTypes()); 254 fileRefList.addEventListener(CustomFileReferenceList.SELECT_COMPLETE, selectHandler); 255 } 256 private function selectHandler(evt:Event):void 257 { 258 var fileRefList:CustomFileReferenceList = evt.target as CustomFileReferenceList; 259 fileRefList.removeEventListener(CustomFileReferenceList.SELECT_COMPLETE, selectHandler); 260 fileList = fileRefList.getSelectedFiles(); 261 var len:Number = uploadlist.length + fileList.length; 262 if (fileList.length > 0) 263 { 264 if (len > MAX_UPLOAD_NUM) 265 { 266 right.right_bottom.tips.text = "最多只能添加9张图片哦"; 267 } 268 else 269 { 270 a(0, fileList); 271 } 272 } 273 } 274 private function a(idx:Number, fileList:Array):void 275 { 276 var fileRef:FileReference = fileList[idx] as FileReference; 277 loadImage(fileRef, idx); 278 fileRef.load(); 279 } 280 //依次载入本地图片 281 private function loadImage(fileRef:FileReference, idx:Number):void 282 { 283 fileRef.addEventListener(Event.COMPLETE, function() 284 { 285 var loader:Loader=new Loader(); 286 loader.contentLoaderInfo.addEventListener(Event.COMPLETE, function(e:Event) 287 { 288 var _bitmap:Bitmap = e.target.content as Bitmap; 289 scaleInBox(_bitmap,150,150); 290 var rotation:Number=180*Math.random(); 291 this.bitmap=_bitmap; 292 var s:Sprite=new Sprite(); 293 fts.registerSprite(s,{minScale:0.7}); 294 s.x=620*Math.random(); 295 s.y=450*Math.random(); 296 s.rotation=rotation; 297 s.addChild(_bitmap); 298 fts.addEventListener(FreeTransformEvent.ON_TRANSFORM, onTransform); 299 update_container.addEventListener(MouseEvent.MOUSE_OUT,update_out_handler); 300 right.load_img.addChild(s); 301 if (idx < fileList.length - 1) 302 { 303 idx++; 304 a(idx, fileList); 305 }else{ 306 right.right_bottom.upload_btn.visible=true; 307 right.right_bottom.tips.text=""; 308 uploadlist = uploadlist.concat(fileList); 309 } 310 }); 311 loader.loadBytes(fileRef.data); 312 fileRef.removeEventListener(Event.COMPLETE, arguments.callee); 313 }); 314 } 315 //加载第一张背景图片 316 private function load_basic_img(i:String):void 317 { 318 //var url:String = "http://localhost:8080/facebook/img/puzzle/"+i+".jpg"; 319 var url:String = "http://localhost/twitter/images/puzzle/big_img/" + i + ".jpg"; 320 var urlReq:URLRequest = new URLRequest(url); 321 ldr.load(urlReq); 322 ldr.contentLoaderInfo.addEventListener(Event.COMPLETE, function() 323 { 324 ldr.scaleX=0.54; 325 ldr.scaleY=0.55; 326 ldr.name='basic_img'; 327 right.load_img.addChild(ldr); 328 right.load_img.setChildIndex(ldr,0); 329 }); 330 } 331 //根据盒子尺寸等比例缩放 332 private function scaleInBox(target:DisplayObject, boxWidth:Number, boxHeight:Number):void 333 { 334 var scale:Number = Math.min(boxWidth / target.width, boxHeight / target.height); 335 target.scaleX = scale; 336 target.scaleY = scale; 337 } 338 } 339 }