In thinking about this more, you're going to have to find the localToContent point x value for myCanvasChild; to see if it's in the viewable area of the canvas. If it is, then do something like the last post; replacing myCanvasChild.x with the derived x value.
-TH --- In [email protected], "Tim Hoff" <[EMAIL PROTECTED]> wrote: > > > Something along these lines: > > var hiddenArea:int = myCanvasChild.height - (myCanvas.height - > myCanvasChild.x); > > if (hiddenArea > 0) myCanvas.veticalScrollPosition += hiddenArea; > > -TH > > --- In [email protected], "Aaron Miller" amiller@ wrote: > > > > A good suggestion, but I'm not sure if this will work for my purposes. > I do > > have a reference to the child object in question, but I first need to > > determine if it even needs to be scrolled. All I need to do is scroll > it > > enough so the child object is in view. So for instance, if there is > 100px > > hidden, I need to scroll down 100px. How would I find the amount I > need to > > scroll by to get a child object in view? > > Thanks for the help! > > ~Aaron > > > > On Fri, Oct 31, 2008 at 10:02 AM, Tim Hoff TimHoff@ wrote: > > > > > Hi Aaron, > > > > > > If you kow the index of the canvas child that you want to scroll to, > > > something like this will work: > > > > > > myCanvas.verticalScrollPosition = > myCanvas.getChildAt(myChildIndex).y; > > > > > > -TH > > > > > > --- In [email protected], "Aaron Miller" amiller@ wrote: > > > > > > > > Is it to early to bump? I'm sure this is a common procedure, I'm > just > > > kind > > > > of new to display level programming. How would one go about > pragmatically > > > > scrolling a Canvas until one of it's children is in view? I know > how to > > > do > > > > the rest, I just don't know how to find when the child is in view. > > > > > > > > Thanks for your time! > > > > ~Aaron > > > > > > > > On Wed, Oct 29, 2008 at 7:14 PM, Aaron Miller < > > > > amiller@ wrote: > > > > > > > > > Hello, > > > > > I am trying to figure out which portion of a Canvas is in view > (as in > > > the > > > > > scrolled to location), then figure out if one of it's children > is in > > > that > > > > > area. In other words, I want to find out if a child object is in > view, > > > and > > > > > if not, scroll the Canvas until it is. I was looking over the > Canvas > > > methods > > > > > in the docs, but nothing jumps out at me. What's the standard > practice > > > for > > > > > this? > > > > > > > > > > > > > > > Thanks! > > > > > ~Aaron > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > Aaron Miller > > Chief Technology Officer > > Open Base Interactive, LLC. > > amiller@ > > http://www.openbaseinteractive.com > > >
