![]() To achieve this effect, use the Reveal Effect animation.Ĭontent and code samples on this page are subject to the licenses described in the Content License. (as shown above) and call the tClipToOutline()Ĭlipping views is an expensive operation, so don't animate the shape you use toĬlip a view. To clip a view to the shape of a drawable, set the drawable as the background of the view Rectangle, circle, and round rectangle outlines support clipping, as determined by the You can clip a view to its outline area using the tClipToOutline() method. You can clip views forĬonsistency with other design elements or to change the shape of a view in response to user input. To prevent a view from casting a shadow, set its outline providerĬlipping views enables you to easily change the shape of a view. ![]() The default outline provider for views obtains the outlineįrom the view's background. You can create oval and rectangular outlines with rounded corners using the methods in the Assign the new outline provider to your view with the tOutlineProvider() method.To define a custom outline for a view in your code: Providing a custom outline overrides the default shape of a view's shadow. The view casts a shadow with rounded corners, since the background drawable defines the ![]() The background drawable is defined as a rectangle with rounded corners: Outlines represent the outer shape of a graphics object and define the rippleĬonsider this view, defined with a background drawable: The bounds of a view's background drawable determine the default shape of its shadow. The Z values are measured in dp (density-independent pixels). This is especially useful for cases where stateĬhanges trigger animations, like when a user presses a button. Specify these animations in a declarative way. ViewPropertyAnimator and the Property Animation developer For more information, see the API reference for You to easily animate the elevation of views. The new ViewPropertyAnimator.z() and anslationZ() methods enable To set the translation of a view, use the tTranslationZ() method. To set the elevation of a view in the code of an activity, use the To set the default (resting) elevation of a view, use the android:elevationĪttribute in the XML layout. ![]() Translation: The dynamic component used for animations.įigure 1 - Shadows for different view elevations.The Z value for a view has two components: Shadows are drawn by the parent of the elevated view, and thus subject to standard view clipping,Įlevation is also useful to create animations where widgets temporarily rise above theįor more information about elevation in material design, see Views with lower Z values however, the Z value of a view does not affect the view's size. Shadow: views with higher Z values cast larger, softer shadows. The elevation of a view, represented by the Z property, determines the visual appearance of its Relative importance of each element and focus their attention to the task at hand. Material design introduces elevation for UI elements.
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