Hi all..!!! Iam working on flex paint ...i can draw on empty canvas by the mouse property isDrawing=true. but when i set background image for the canvas but iam unable to draw on the image . can any one provide me the info abt....!!!
The code i found is given below: <?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; styleName="plain"> <mx:Script> <![CDATA[ *import* mx.rpc.events.ResultEvent; *private* *var* isDrawing:Boolean=*false *; *private* *var* x1:int; *private* *var* y1:int; *private* *var* x2:int; * private* *var* y2:int; *private* *var* drawColor:uint; *private* *function*doErase(): *void* { canvas.graphics.clear(); } *private* *function* doMouseDown():*void* { x1 = canvas.mouseX; y1 = canvas.mouseY; isDrawing = *true*; } *private* *function* doMouseMove():*void* { x2 = canvas.mouseX; y2 = canvas.mouseY; *if* (isDrawing) { canvas.graphics.lineStyle(2, drawColor); canvas.graphics.moveTo(x1, y1); canvas.graphics.lineTo(x2, y2); x1 = x2; y1 = y2; } } *private* *function* doMouseUp():*void* { isDrawing = *false*; } */* private function doSave():void { var bd:BitmapData = new BitmapData(canvas.width,canvas.height); bd.draw(canvas); var ba:ByteArray = PNGEnc.encode(bd); ro.doUpload(ba); }*/ * *private* *function* handleResult(event:ResultEvent):*void* { *var* u:URLRequest = *new* URLRequest(*"servlet/DownloadImage?fileId="* + event.result.toString()); navigateToURL(u, *"_blank"*); } ]]> </mx:Script> <mx:RemoteObject id="ro" destination="UploadImage-ro" result="handleResult(event)" /> <mx:Panel title="FlexPaint"> <mx:Canvas id="canvas" width="300" height=" 300" horizontalScrollPolicy=" off" verticalScrollPolicy="off" backgroundImage="assets/abc.JPG" mouseDown="doMouseDown()" mouseMove="doMouseMove()" mouseUp="doMouseUp()" /> <mx:ControlBar> <mx:ColorPicker change="drawColor = event.target.selectedColor"/> <mx:Button label="Erase" click="doErase()"/> <mx:Button label="Save Image"/> </mx:ControlBar> </mx:Panel> </mx:Application> Regards Rajveer --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Flex India Community" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/flex_india?hl=en -~----------~----~----~----~------~----~------~--~---
