For example, they should maintain momentum when their targetĬhanges and make smooth transitions during any changes. Whenever possible, apply real-world physics to your animations so that they are
To learn how to build animations using the property animation system, read theĬan also see the following pages to create common animations:Ĭhange a view visibility with a crossfade.Ĭhange a view visibility with a circular reveal.Ĭhange the view size with a zoom animation.įigure 4. For more information, see Auto animate layout updates. Layout so that when you change the visibility of a view, an animation appliesĪutomatically. When you change the alphaįor the simplest way to create these animations, enable animations on your Position properties, the view moves across the screen. Redrawing the view as the properties change. These APIs update the properties of your View objects over a period of time, continuously Property animation system provided by the android.animation package, available in Android 3.0 To move, reveal, or hide views within the current layout, you can use the When you need to change the visibility or position of views in your layout, it'sīest to include subtle animations to help the user understand how the UI is A subtle animation when a dialog appearsĪnd disappears makes the UI change less jarring.
0 kommentar(er)
