Example usage for android.animation ValueAnimator addUpdateListener

Introduction

In this page you can find the example usage for android.animation ValueAnimator addUpdateListener.

Prototype

public void addUpdateListener(AnimatorUpdateListener listener)

Source Link

Document

Adds a listener to the set of listeners that are sent update events through the life of an animation.

Usage

From source file:Main.java

public static ValueAnimator slideAnimator(int start, int end, final View v) {
    ValueAnimator animator = ValueAnimator.ofInt(start, end);

    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/* w w  w  .  ja  va2 s  .  c  o m*/
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            int value = (Integer) valueAnimator.getAnimatedValue();
            ViewGroup.LayoutParams layoutParams = v.getLayoutParams();
            layoutParams.height = value;
            v.setLayoutParams(layoutParams);
        }
    });
    return animator;
}

From source file:Main.java

public static void animateHeight(final View view, int from, int to, int duration) {
    boolean expanding = to > from;

    ValueAnimator anim = ValueAnimator.ofInt(from, to);
    anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/*from  w w w .  j  av  a2s.  c o  m*/
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            int val = (Integer) valueAnimator.getAnimatedValue();
            ViewGroup.LayoutParams layoutParams = view.getLayoutParams();
            layoutParams.height = val;
            view.setLayoutParams(layoutParams);
        }
    });
    anim.setDuration(duration);
    anim.start();

    view.animate().alpha(expanding ? 1 : 0).setDuration(duration / 2).start();
}

From source file:Main.java

private static ValueAnimator slideAnimator(int start, int end, final View summary) {
    ValueAnimator animator = ValueAnimator.ofInt(start, end);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override//from   ww  w.  j av a  2  s  .c o m
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            //Update Height
            int value = (Integer) valueAnimator.getAnimatedValue();

            ViewGroup.LayoutParams layoutParams = summary.getLayoutParams();
            layoutParams.height = value;
            summary.setLayoutParams(layoutParams);
        }
    });
    return animator;
}

From source file:Main.java

public static ValueAnimator getRiseElevationValue(final View targetView, int duration, final int mimElevation,
        final int maxElevation) {
    ValueAnimator addElevationValueAnim = ValueAnimator.ofInt(1);
    addElevationValueAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @TargetApi(Build.VERSION_CODES.HONEYCOMB_MR1)
        @Override/*w w w . jav a 2s  .  c o  m*/
        public void onAnimationUpdate(ValueAnimator animation) {
            float fraction = animation.getAnimatedFraction();
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                targetView.setElevation((1 - fraction) * maxElevation + mimElevation);
            }
        }
    });
    addElevationValueAnim.setDuration(duration);
    return addElevationValueAnim;
}

From source file:Main.java

public static ValueAnimator checkAnim(ValueAnimator.AnimatorUpdateListener listener) {
    ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f);
    anim.setDuration(ANIM_DURATION);/*w w w  . j a  v  a 2s . c  o m*/
    anim.addUpdateListener(listener);
    return anim;
}

From source file:Main.java

public static void startScaleAnime(final View view, float newScale, Animator.AnimatorListener listener) {
    ValueAnimator anime = ValueAnimator.ofFloat(view.getScaleX(), newScale);
    anime.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/*from   w  ww .ja  va 2s  .  c  o  m*/
        public void onAnimationUpdate(ValueAnimator animation) {
            float s = Float.parseFloat(animation.getAnimatedValue().toString());
            view.setScaleX(s);
            view.setScaleY(s);
        }
    });
    if (listener != null) {
        anime.addListener(listener);
    }
    anime.setDuration(mAnimeDuration);
    anime.start();
}

From source file:Main.java

public static void animateColor(View view, int colorFrom, int colorTo) {
    final View mView = view;
    final ValueAnimator va = ObjectAnimator.ofArgb(colorFrom, colorTo);
    va.setDuration(300);//from   w  ww . jav a  2 s  .  c  om
    va.addUpdateListener(animation -> mView.setBackgroundColor((Integer) animation.getAnimatedValue()));
    va.start();
}

From source file:Main.java

public static void backgroundColorChange(final View view, int fromColor, int toColor) {
    ValueAnimator imageColorChangeAnimation = ValueAnimator.ofObject(new ArgbEvaluator(), fromColor, toColor);
    imageColorChangeAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/*from  ww  w . j  a  va2s.  com*/
        public void onAnimationUpdate(ValueAnimator animator) {
            view.setBackgroundColor((Integer) animator.getAnimatedValue());
        }
    });
    imageColorChangeAnimation.setDuration(150);
    imageColorChangeAnimation.start();
}

From source file:Main.java

/**
 * Update alpha//  w ww  .ja v a  2 s.c  om
 */
public static void updateAlpha(final View view, float fromValue, float toValue) {
    ValueAnimator animator = ValueAnimator.ofFloat(fromValue, toValue);
    animator.setDuration(150);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            float animatedValue = (float) valueAnimator.getAnimatedValue();
            view.setAlpha(animatedValue);
        }
    });
    animator.start();
}

From source file:Main.java

static void changeImageColorFilter(final ImageView image, int fromColor, int toColor) {
    ValueAnimator imageColorChangeAnimation = ValueAnimator.ofObject(new ArgbEvaluator(), fromColor, toColor);
    imageColorChangeAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override/*w w  w . j a  va2 s . c om*/
        public void onAnimationUpdate(ValueAnimator animator) {
            image.setColorFilter((Integer) animator.getAnimatedValue());
        }
    });
    imageColorChangeAnimation.setDuration(150);
    imageColorChangeAnimation.start();
}