Kvest

@TargetApi(Build.VERSION_CODES.KITKAT)
public class TextColorTransition extends Transition {
    private static final String PROPNAME_TEXT_COLOR = "kvest:textColorTransition:textColor";
    private static final String[] TRANSITION_PROPERTIES = {PROPNAME_TEXT_COLOR};

    public TextColorTransition() {
    }

    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
    public TextColorTransition(Context context, AttributeSet attrs) {

Kvest

Transition transition = new TextColorTransition();
TransitionManager.beginDelayedTransition(root, transition);

textView.setTextColor(newColor);

Kvest

<?xml version="1.0" encoding="utf-8"?>
<transitionSet xmlns:android="http://schemas.android.com/apk/res/android"
    android:interpolator="@android:interpolator/accelerate_cubic"
    android:duration="@integer/anim_duration_default">
    <transition class="com.kvest.material_design_playground.transitions.TextColorTransition" />
    <transition class="com.kvest.material_design_playground.transitions.RingViewTransition" />
    <!--Others-->
    <autoTransition/>
</transitionSet>

Kvest

Intent = new Intent(...);
...
//Shared transitions available only from Lollipop
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
    //grab properties for custom transitions
    Bundle nameExtra = new Bundle();
    TextColorTransition.addExtraProperties(nameView, nameExtra);
    intent.putExtra(transitionName, nameExtra);

    Bundle frameExtra = new Bundle();

Kvest

public class RingViewTransition extends Transition {
    ....
    public static void addExtraProperties(RingView view, Bundle extra) {
        extra.putInt(PROPNAME_COLOR, view.getColor());
        extra.putFloat(PROPNAME_INNER_RADIUS, view.getInnerCircleRadius());
        extra.putFloat(PROPNAME_OUTER_RADIUS, view.getOuterCircleRadius());
    }
}

Kvest

public class TextColorTransition extends Transition {
    ....
    public static void addExtraProperties(TextView view, Bundle extra) {
        extra.putInt(PROPNAME_TEXT_COLOR, view.getCurrentTextColor());
    }
}

Kvest

setEnterSharedElementCallback(new SharedElementCallback() {
            @Override
            public void onSharedElementStart(List<String> sharedElementNames, List<View> sharedElements, List<View> sharedElementSnapshots) {
                Intent intent = getIntent();
                for (int i = 0; i < sharedElementNames.size(); i++) {
                    String name = sharedElementNames.get(i);
                    if (intent.hasExtra(name)) {
                        sharedElements.get(i).setTag(R.id.tag_transition_extra_properties, intent.getBundleExtra(name));
                    }
                }

Kvest

public class TextColorTransition extends Transition {
  ...
  private void captureValues(@NonNull TransitionValues transitionValues) {
        if (transitionValues.view instanceof TextView) {
            Bundle extraData = (Bundle)transitionValues.view.getTag(R.id.tag_transition_extra_properties);

            int color;
            if (extraData != null && extraData.containsKey(PROPNAME_TEXT_COLOR)) {
                color = extraData.getInt(PROPNAME_TEXT_COLOR);
            } else {

Kvest

public class RingViewTransition extends Transition {
  ...
  private void captureValues(RingView view, TransitionValues transitionValues) {
      Bundle extraData = (Bundle)transitionValues.view.getTag(R.id.tag_transition_extra_properties);
      if (extraData != null) {
          transitionValues.values.put(PROPNAME_COLOR,
                  extraData.getInt(PROPNAME_COLOR, view.getColor()));
          transitionValues.values.put(PROPNAME_INNER_RADIUS,
                  extraData.getFloat(PROPNAME_INNER_RADIUS, view.getInnerCircleRadius()));
          transitionValues.values.put(PROPNAME_OUTER_RADIUS,

Kvest

<?xml version="1.0" encoding="utf-8"?>
<!--
  Copyright 2016 Google Inc.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0