Does it appear correctly on screen but just not in the snapshot? Maybe try using callLater to defer taking the snapshot
Alex Harui Flex SDK Developer Adobe Systems Inc.<http://www.adobe.com/> Blog: http://blogs.adobe.com/aharui From: flexcoders@yahoogroups.com [mailto:flexcod...@yahoogroups.com] On Behalf Of richmcgillicuddy Sent: Monday, July 13, 2009 2:51 PM To: flexcoders@yahoogroups.com Subject: [flexcoders] Re: Catching graphics update on UIComponent Alex, I tried this with Flex 2.01 and it did not work properly. Still the same number. The updated code looks like: currentNum += thisAmount; lblNumber.text = String(currentNum); this.validateNow(); Still get a grid of the same initial value. Rich --- In flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com>, Alex Harui <aha...@...> wrote: > > Try calling validateNow() before taking the snapshot > > Alex Harui > Flex SDK Developer > Adobe Systems Inc.<http://www.adobe.com/> > Blog: http://blogs.adobe.com/aharui > > From: flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com> > [mailto:flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com>] On > Behalf Of richmcgillicuddy > Sent: Saturday, July 11, 2009 6:53 PM > To: flexcoders@yahoogroups.com<mailto:flexcoders%40yahoogroups.com> > Subject: [flexcoders] Catching graphics update on UIComponent > > > > > > I have a UIComponent that is a component made up of a label and a background > image. I am running a loop to update the component, change the label and copy > the resulting bitmap to a standard image. My result is that I get the image > without any updates. The add function just pushes the counter of the label up > 1 and updates the .text field of the label. The code looks like... > > I know invalidatedisplaylist just adds a flag to a future update but how > should this be built. > > var curX :int = 10; > var curY : int = 70; > var anImage : Image; > var imageBitmapData:BitmapData ; > > while (curY < this.height) { > bbMain.add(1); > if (curX < this.width) { > curX += 60; > } else { > curY += 60; > curX = 10; > } > this.invalidateDisplayList(); > // Copy into new image > anImage = new Image(); > anImage.width = 54 > anImage.height = 54; > anImage.x = curX; > anImage.y = curY; > this.addChild(anImage); > > imageBitmapData = ImageSnapshot.captureBitmapData(bbMain); > anImage.source = new Bitmap(imageBitmapData); > } >
