added in version 25.4.0
belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1

CompositeDrawable

public class CompositeDrawable
extends Drawable implements Drawable.Callback

java.lang.Object
↳	android.graphics.drawable.Drawable
	↳	android.support.v17.leanback.graphics.CompositeDrawable

Generic drawable class that can be composed of multiple children. Whenever the bounds changes for this class, it updates those of its children.

Summary

Nested classes
`class`	`CompositeDrawable.ChildDrawable` Wrapper class holding a drawable object and `BoundsRule` to update drawable bounds when parent bound changes.

Public constructors
`CompositeDrawable()`

Public methods
`void`	`addChildDrawable(Drawable drawable)` Adds the supplied region.
`void`	`draw(Canvas canvas)`
`int`	`getAlpha()`
`CompositeDrawable.ChildDrawable`	`getChildAt(int index)` Returns the `CompositeDrawable.ChildDrawable` at the given index.
`int`	`getChildCount()` Returns the total number of children.
`Drawable.ConstantState`	`getConstantState()`
`Drawable`	`getDrawable(int index)` Returns the `Drawable` for the given index.
`int`	`getOpacity()`
`void`	`invalidateDrawable(Drawable who)`
`Drawable`	`mutate()`
`void`	`removeChild(int index)` Removes the child corresponding to the given index.
`void`	`removeDrawable(Drawable drawable)` Removes the given region.
`void`	`scheduleDrawable(Drawable who, Runnable what, long when)`
`void`	`setAlpha(int alpha)`
`void`	`setChildDrawableAt(int index, Drawable drawable)` Sets the supplied region at given index.
`void`	`setColorFilter(ColorFilter colorFilter)`
`void`	`unscheduleDrawable(Drawable who, Runnable what)`

Protected methods
`void`	`onBoundsChange(Rect bounds)`

Inherited methods
From class `android.graphics.drawable.Drawable`