In the previous post on property animations we have come to know two types of animators. The ObjectAnimator animates a property of a single object. The AnimatorSet is a container that manages multiple Animator objects and has the functionality to…
Read more
Using Animator Listeners Animator listeners provide a powerful tool to monitor the state of animation. The animation listener implements the classic observer design pattern. The Animator.AnimatorListener interface defines a number of methods that need to be implemented. Any number of…
Read more
Sometimes objects can act as intermediaries in a calculation. This means they receive data from one object, perform some operation on the data and provide the results to a third object. Such objects act as both observer and observable objects….
Read more
The observer design pattern is a classic design pattern that lets objects, called observables, notify a number of dependant objects, called observers, when a change of the observable’s state occurs. This is often used in distributed event handling systems and…
Read more