From class TransitionSet
TransitionSet! |
addListener(listener: Transition.TransitionListener!)
Adds a listener to the set of listeners that are sent events through the life of an animation, such as start, repeat, and end. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
setStartDelay(startDelay: Long)
Sets the startDelay of this transition. By default, there is no delay (indicated by a negative number), which means that the Animator created by the transition will have its own specified startDelay. If the delay of a Transition is set, that delay will override the Animator delay. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeTarget(target: View!, exclude: Boolean)
Whether to add the given target to the list of targets to exclude from this transition. The exclude parameter specifies whether the target should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeTarget(targetName: String!, exclude: Boolean)
Whether to add the given transitionName to the list of target transitionNames to exclude from this transition. The exclude parameter specifies whether the target should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded by their id, their instance reference, their transitionName, or by the Class of that view (eg, Spinner ).
Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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Transition! |
excludeTarget(targetId: Int, exclude: Boolean)
Whether to add the given id to the list of target ids to exclude from this transition. The exclude parameter specifies whether the target should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeTarget(type: Class<Any!>!, exclude: Boolean)
Whether to add the given type to the list of types to exclude from this transition. The exclude parameter specifies whether the target type should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
removeListener(listener: Transition.TransitionListener!)
Removes a listener from the set listening to this animation. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
addTransition(transition: Transition!)
Adds child transition to this set. The order in which this child transition is added relative to other child transitions that are added, in addition to the ordering property, determines the order in which the transitions are started.
If this transitionSet has a duration set on it, the child transition will inherit that duration. Transitions are assumed to have a maximum of one transitionSet parent.
Requires API level 19 (Android 4.4, KitKat)
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Unit |
setPropagation(propagation: TransitionPropagation!)
Sets the method for determining Animator start delays. When a Transition affects several Views like android.transition.Explode or android.transition.Slide , there may be a desire to have a "wave-front" effect such that the Animator start delay depends on position of the View. The TransitionPropagation specifies how the start delays are calculated. Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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TransitionSet |
clone()
Creates and returns a copy of this object. The precise meaning of "copy" may depend on the class of the object. The general intent is that, for any object x , the expression:
x.clone() != x
will be true, and that the expression:
x.clone().getClass() == x.getClass()
will be true , but these are not absolute requirements. While it is typically the case that:
x.clone().equals(x)
will be true , this is not an absolute requirement.
By convention, the returned object should be obtained by calling super.clone . If a class and all of its superclasses (except Object ) obey this convention, it will be the case that x.clone().getClass() == x.getClass() .
By convention, the object returned by this method should be independent of this object (which is being cloned). To achieve this independence, it may be necessary to modify one or more fields of the object returned by super.clone before returning it. Typically, this means copying any mutable objects that comprise the internal "deep structure" of the object being cloned and replacing the references to these objects with references to the copies. If a class contains only primitive fields or references to immutable objects, then it is usually the case that no fields in the object returned by super.clone need to be modified.
The method clone for class Object performs a specific cloning operation. First, if the class of this object does not implement the interface Cloneable , then a CloneNotSupportedException is thrown. Note that all arrays are considered to implement the interface Cloneable and that the return type of the clone method of an array type T[] is T[] where T is any reference or primitive type. Otherwise, this method creates a new instance of the class of this object and initializes all its fields with exactly the contents of the corresponding fields of this object, as if by assignment; the contents of the fields are not themselves cloned. Thus, this method performs a "shallow copy" of this object, not a "deep copy" operation.
The class Object does not itself implement the interface Cloneable , so calling the clone method on an object whose class is Object will result in throwing an exception at run time. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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Int |
getOrdering()
Returns the ordering of this TransitionSet. By default, the value is #ORDERING_TOGETHER . Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
setOrdering(ordering: Int)
Sets the play order of this set's child transitions. Requires API level 19 (Android 4.4, KitKat)
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Transition! |
getTransitionAt(index: Int)
Returns the child Transition at the specified position in the TransitionSet. Requires API level 21 (Android 5.0, Lollipop)
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TransitionSet! |
setInterpolator(interpolator: TimeInterpolator!)
Sets the interpolator of this transition. By default, the interpolator is null, which means that the Animator created by the transition will have its own specified interpolator. If the interpolator of a Transition is set, that interpolator will override the Animator interpolator. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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Int |
getTransitionCount()
Returns the number of child transitions in the TransitionSet. Requires API level 21 (Android 5.0, Lollipop)
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Unit |
setEpicenterCallback(epicenterCallback: Transition.EpicenterCallback!)
Sets the callback to use to find the epicenter of a Transition. A null value indicates that there is no epicenter in the Transition and onGetEpicenter() will return null. Transitions like android.transition.Explode use a point or Rect to orient the direction of travel. This is called the epicenter of the Transition and is typically centered on a touched View. The android.transition.Transition.EpicenterCallback allows a Transition to dynamically retrieve the epicenter during a Transition. Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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TransitionSet! |
addTarget(target: View!)
Sets the target view instances that this Transition is interested in animating. By default, there are no targets, and a Transition will listen for changes on every view in the hierarchy below the sceneRoot of the Scene being transitioned into. Setting targets constrains the Transition to only listen for, and act on, these views. All other views will be ignored.
The target list is like the targetId list except this list specifies the actual View instances, not the ids of the views. This is an important distinction when scene changes involve view hierarchies which have been inflated separately; different views may share the same id but not actually be the same instance. If the transition should treat those views as the same, then #addTarget(int) should be used instead of #addTarget(View) . If, on the other hand, scene changes involve changes all within the same view hierarchy, among views which do not necessarily have ids set on them, then the target list of views may be more convenient.
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
addTarget(targetId: Int)
Adds the id of a target view that this Transition is interested in animating. By default, there are no targetIds, and a Transition will listen for changes on every view in the hierarchy below the sceneRoot of the Scene being transitioned into. Setting targetIds constrains the Transition to only listen for, and act on, views with these IDs. Views with different IDs, or no IDs whatsoever, will be ignored.
Note that using ids to specify targets implies that ids should be unique within the view hierarchy underneath the scene root.
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
addTarget(targetName: String!)
Adds the transitionName of a target view that this Transition is interested in animating. By default, there are no targetNames, and a Transition will listen for changes on every view in the hierarchy below the sceneRoot of the Scene being transitioned into. Setting targetNames constrains the Transition to only listen for, and act on, views with these transitionNames. Views with different transitionNames, or no transitionName whatsoever, will be ignored.
Note that transitionNames should be unique within the view hierarchy.
Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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TransitionSet! |
addTarget(targetType: Class<Any!>!)
Adds the Class of a target view that this Transition is interested in animating. By default, there are no targetTypes, and a Transition will listen for changes on every view in the hierarchy below the sceneRoot of the Scene being transitioned into. Setting targetTypes constrains the Transition to only listen for, and act on, views with these classes. Views with different classes will be ignored.
Note that any View that can be cast to targetType will be included, so if targetType is View.class , all Views will be included.
Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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Unit |
captureStartValues(transitionValues: TransitionValues!)
Captures the values in the start scene for the properties that this transition monitors. These values are then passed as the startValues structure in a later call to #createAnimator(ViewGroup, TransitionValues, TransitionValues) . The main concern for an implementation is what the properties are that the transition cares about and what the values are for all of those properties. The start and end values will be compared later during the #createAnimator(android.view.ViewGroup, TransitionValues, TransitionValues) method to determine what, if any, animations, should be run.
Subclasses must implement this method. The method should only be called by the transition system; it is not intended to be called from external classes.
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
setDuration(duration: Long)
Setting a non-negative duration on a TransitionSet causes all of the child transitions (current and future) to inherit this duration. Requires API level 19 (Android 4.4, KitKat)
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Unit |
captureEndValues(transitionValues: TransitionValues!)
Captures the values in the end scene for the properties that this transition monitors. These values are then passed as the endValues structure in a later call to #createAnimator(ViewGroup, TransitionValues, TransitionValues) . The main concern for an implementation is what the properties are that the transition cares about and what the values are for all of those properties. The start and end values will be compared later during the #createAnimator(android.view.ViewGroup, TransitionValues, TransitionValues) method to determine what, if any, animations, should be run.
Subclasses must implement this method. The method should only be called by the transition system; it is not intended to be called from external classes.
Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
removeTransition(transition: Transition!)
Removes the specified child transition from this set. Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
removeTarget(targetId: Int)
Removes the given targetId from the list of ids that this Transition is interested in animating. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
removeTarget(target: View!)
Removes the given target from the list of targets that this Transition is interested in animating. Requires API level 19 (Android 4.4, KitKat) Requires API level 19 (Android 4.4, KitKat)
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TransitionSet! |
removeTarget(target: Class<Any!>!)
Removes the given target from the list of targets that this Transition is interested in animating. Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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TransitionSet! |
removeTarget(target: String!)
Removes the given targetName from the list of transitionNames that this Transition is interested in animating. Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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Unit |
setPathMotion(pathMotion: PathMotion!)
Sets the algorithm used to calculate two-dimensional interpolation.
Transitions such as android.transition.ChangeBounds move Views, typically in a straight path between the start and end positions. Applications that desire to have these motions move in a curve can change how Views interpolate in two dimensions by extending PathMotion and implementing android.transition.PathMotion#getPath(float, float, float, float) .
When describing in XML, use a nested XML tag for the path motion. It can be one of the built-in tags arcMotion or patternPathMotion or it can be a custom PathMotion using pathMotion with the class attributed with the fully-described class name. For example:
<changeBounds> <pathMotion class="my.app.transition.MyPathMotion"/> </changeBounds>
or
<changeBounds> <arcMotion android:minimumHorizontalAngle="15" android:minimumVerticalAngle="0" android:maximumAngle="90"/> </changeBounds>
Requires API level 21 (Android 5.0, Lollipop) Requires API level 21 (Android 5.0, Lollipop)
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From class Transition
Transition.EpicenterCallback! |
getEpicenterCallback()
Returns the callback used to find the epicenter of the Transition. Transitions like android.transition.Explode use a point or Rect to orient the direction of travel. This is called the epicenter of the Transition and is typically centered on a touched View. The android.transition.Transition.EpicenterCallback allows a Transition to dynamically retrieve the epicenter during a Transition. Requires API level 21 (Android 5.0, Lollipop)
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Long |
getDuration()
Returns the duration set on this transition. If no duration has been set, the returned value will be negative, indicating that resulting animators will retain their own durations. Requires API level 19 (Android 4.4, KitKat)
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Long |
getStartDelay()
Returns the startDelay set on this transition. If no startDelay has been set, the returned value will be negative, indicating that resulting animators will retain their own startDelays. Requires API level 19 (Android 4.4, KitKat)
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String! |
getName()
Returns the name of this Transition. This name is used internally to distinguish between different transitions to determine when interrupting transitions overlap. For example, a ChangeBounds running on the same target view as another ChangeBounds should determine whether the old transition is animating to different end values and should be canceled in favor of the new transition.
By default, a Transition's name is simply the value of Class#getName() , but subclasses are free to override and return something different.
Requires API level 19 (Android 4.4, KitKat)
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Unit |
setMatchOrder(vararg matches: Int)
Sets the order in which Transition matches View start and end values.
The default behavior is to match first by android.view.View#getTransitionName() , then by View instance, then by android.view.View#getId() and finally by its item ID if it is in a direct child of ListView. The caller can choose to have only some or all of the values of #MATCH_INSTANCE , #MATCH_NAME , #MATCH_ITEM_ID , and #MATCH_ID . Only the match algorithms supplied will be used to determine whether Views are the the same in both the start and end Scene. Views that do not match will be considered as entering or leaving the Scene.
Requires API level 21 (Android 5.0, Lollipop)
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Animator! |
createAnimator(sceneRoot: ViewGroup!, startValues: TransitionValues!, endValues: TransitionValues!)
This method creates an animation that will be run for this transition given the information in the startValues and endValues structures captured earlier for the start and end scenes. Subclasses of Transition should override this method. The method should only be called by the transition system; it is not intended to be called from external classes.
This method is called by the transition's parent (all the way up to the topmost Transition in the hierarchy) with the sceneRoot and start/end values that the transition may need to set up initial target values and construct an appropriate animation. For example, if an overall Transition is a TransitionSet consisting of several child transitions in sequence, then some of the child transitions may want to set initial values on target views prior to the overall Transition commencing, to put them in an appropriate state for the delay between that start and the child Transition start time. For example, a transition that fades an item in may wish to set the starting alpha value to 0, to avoid it blinking in prior to the transition actually starting the animation. This is necessary because the scene change that triggers the Transition will automatically set the end-scene on all target views, so a Transition that wants to animate from a different value should set that value prior to returning from this method.
Additionally, a Transition can perform logic to determine whether the transition needs to run on the given target and start/end values. For example, a transition that resizes objects on the screen may wish to avoid running for views which are not present in either the start or end scenes.
If there is an animator created and returned from this method, the transition mechanism will apply any applicable duration, startDelay, and interpolator to that animation and start it. A return value of null indicates that no animation should run. The default implementation returns null.
The method is called for every applicable target object, which is stored in the TransitionValues#view field.
Requires API level 19 (Android 4.4, KitKat)
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Rect! |
getEpicenter()
Returns the epicenter as specified by the android.transition.Transition.EpicenterCallback or null if no callback exists. Requires API level 21 (Android 5.0, Lollipop)
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MutableList<Int!>! |
getTargetIds()
Returns the list of target IDs that this transition limits itself to tracking and animating. If the list is null or empty for #getTargetIds() , #getTargets() , #getTargetNames() , and #getTargetTypes() then this transition is not limited to specific views, and will handle changes to any views in the hierarchy of a scene change. Requires API level 19 (Android 4.4, KitKat)
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TimeInterpolator! |
getInterpolator()
Returns the interpolator set on this transition. If no interpolator has been set, the returned value will be null, indicating that resulting animators will retain their own interpolators. Requires API level 19 (Android 4.4, KitKat)
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PathMotion! |
getPathMotion()
Returns the algorithm object used to interpolate along two dimensions. This is typically used to determine the View motion between two points.
When describing in XML, use a nested XML tag for the path motion. It can be one of the built-in tags arcMotion or patternPathMotion or it can be a custom PathMotion using pathMotion with the class attributed with the fully-described class name. For example:
<changeBounds> <pathMotion class="my.app.transition.MyPathMotion"/> </changeBounds>
or
<changeBounds> <arcMotion android:minimumHorizontalAngle="15" android:minimumVerticalAngle="0" android:maximumAngle="90"/> </changeBounds>
Requires API level 21 (Android 5.0, Lollipop)
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Array<String!>! |
getTransitionProperties()
Returns the set of property names used stored in the TransitionValues object passed into #captureStartValues(TransitionValues) that this transition cares about for the purposes of canceling overlapping animations. When any transition is started on a given scene root, all transitions currently running on that same scene root are checked to see whether the properties on which they based their animations agree with the end values of the same properties in the new transition. If the end values are not equal, then the old animation is canceled since the new transition will start a new animation to these new values. If the values are equal, the old animation is allowed to continue and no new animation is started for that transition.
A transition does not need to override this method. However, not doing so will mean that the cancellation logic outlined in the previous paragraph will be skipped for that transition, possibly leading to artifacts as old transitions and new transitions on the same targets run in parallel, animating views toward potentially different end values.
Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeChildren(targetId: Int, exclude: Boolean)
Whether to add the children of the given id to the list of targets to exclude from this transition. The exclude parameter specifies whether the children of the target should be added to or removed from the excluded list. Excluding children in this way provides a simple mechanism for excluding all children of specific targets, rather than individually excluding each child individually.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeChildren(target: View!, exclude: Boolean)
Whether to add the children of given target to the list of target children to exclude from this transition. The exclude parameter specifies whether the target should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat)
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Transition! |
excludeChildren(type: Class<Any!>!, exclude: Boolean)
Whether to add the given type to the list of types whose children should be excluded from this transition. The exclude parameter specifies whether the target type should be added to or removed from the excluded list.
Excluding targets is a general mechanism for allowing transitions to run on a view hierarchy while skipping target views that should not be part of the transition. For example, you may want to avoid animating children of a specific ListView or Spinner. Views can be excluded either by their id, or by their instance reference, or by the Class of that view (eg, Spinner ).
Requires API level 19 (Android 4.4, KitKat)
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String |
toString()
Returns a string representation of the object. In general, the toString method returns a string that "textually represents" this object. The result should be a concise but informative representation that is easy for a person to read. It is recommended that all subclasses override this method.
The toString method for class Object returns a string consisting of the name of the class of which the object is an instance, the at-sign character `@ ', and the unsigned hexadecimal representation of the hash code of the object. In other words, this method returns a string equal to the value of:
getClass().getName() + '@' + Integer.toHexString(hashCode())
Requires API level 19 (Android 4.4, KitKat)
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TransitionValues! |
getTransitionValues(view: View!, start: Boolean)
This method can be called by transitions to get the TransitionValues for any particular view during the transition-playing process. This might be necessary, for example, to query the before/after state of related views for a given transition. Requires API level 19 (Android 4.4, KitKat)
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TransitionPropagation! |
getPropagation()
Returns the android.transition.TransitionPropagation used to calculate Animator start delays. When a Transition affects several Views like android.transition.Explode or android.transition.Slide , there may be a desire to have a "wave-front" effect such that the Animator start delay depends on position of the View. The TransitionPropagation specifies how the start delays are calculated. Requires API level 21 (Android 5.0, Lollipop)
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MutableList<View!>! |
getTargets()
Returns the list of target views that this transition limits itself to tracking and animating. If the list is null or empty for #getTargetIds() , #getTargets() , #getTargetNames() , and #getTargetTypes() then this transition is not limited to specific views, and will handle changes to any views in the hierarchy of a scene change. Requires API level 19 (Android 4.4, KitKat)
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Boolean |
isTransitionRequired(startValues: TransitionValues?, endValues: TransitionValues?)
Returns whether or not the transition should create an Animator, based on the values captured during #captureStartValues(TransitionValues) and #captureEndValues(TransitionValues) . The default implementation compares the property values returned from #getTransitionProperties() , or all property values if getTransitionProperties() returns null. Subclasses may override this method to provide logic more specific to the transition implementation. Requires API level 23 (Android 6.0, Marshmallow)
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MutableList<Class<Any!>!>! |
getTargetTypes()
Returns the list of target transitionNames that this transition limits itself to tracking and animating. If the list is null or empty for #getTargetIds() , #getTargets() , #getTargetNames() , and #getTargetTypes() then this transition is not limited to specific views, and will handle changes to any views in the hierarchy of a scene change. Requires API level 21 (Android 5.0, Lollipop)
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MutableList<String!>! |
getTargetNames()
Returns the list of target transitionNames that this transition limits itself to tracking and animating. If the list is null or empty for #getTargetIds() , #getTargets() , #getTargetNames() , and #getTargetTypes() then this transition is not limited to specific views, and will handle changes to any views in the hierarchy of a scene change. Requires API level 21 (Android 5.0, Lollipop)
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Boolean |
canRemoveViews()
Requires API level 21 (Android 5.0, Lollipop)
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