Sunday, August 28, 2011

[android-developers] Re: Spinning Wheel of Fortune Custom View and Animation

Rohit Ghatol wrote:
> Hi All,
> We plan to create an application which has a view, where we have a
> Spinning Wheel of Fortune. Now there are many ways to do so
>
> 1. Use Android Animation
> 2. Use Canvas
> 3. User SurfaceView
>
> My requirements are as follows
> 1. The wheel starts spinning slowly
> 2. Spins for say 10-20 times
> 3. Slows down spinning at the end
>
> How do I accomplish this, especially with the slow start, becomes
> faster , 10-20 number of rotates and then slows down and stops?
>
> Android Animation is no use here, since the acceleration interpolator
> can not start slow, speed up and then slow down when we use
> repeatCount.

Of course it can be used: instead of using repeatCount just create
your custom animation that extends Animation class


>
> Now that more or less leaves us with Updating the canvas by calling
> view.invalidate() or use SurfaceView. I am more interested in how do
> we control the animation timing (even if we do it by hand) in code.
> Most examples on the net are about fixed FPS, how do we do things when
> spinning varies.
>
> Cheers
> Rohit

--
You received this message because you are subscribed to the Google
Groups "Android Developers" group.
To post to this group, send email to android-developers@googlegroups.com
To unsubscribe from this group, send email to
android-developers+unsubscribe@googlegroups.com
For more options, visit this group at
http://groups.google.com/group/android-developers?hl=en

No comments:

Post a Comment