Examples with Keyframe com.nineoldandroids.animation.Keyframe used on opensource projects

Example 6 with Keyframe

use of com.nineoldandroids.animation.Keyframe in project HoloEverywhere by Prototik.

the class RadialTextsView method renderAnimations.

/**
     * Render the animations for appearing and disappearing.
     */
private void renderAnimations() {
    Keyframe kf0, kf1;
    // Set up animator for disappearing.
    kf0 = Keyframe.ofFloat(0f, 1f);
    kf1 = Keyframe.ofFloat(1f, 0.8f);
    PropertyValuesHolder radius = PropertyValuesHolder.ofKeyframe("animationRadiusMultiplier", kf0, kf1);
    kf0 = Keyframe.ofFloat(0f, 1f);
    kf1 = Keyframe.ofFloat(1f, 0f);
    PropertyValuesHolder fade = PropertyValuesHolder.ofKeyframe("alpha", kf0, kf1);
    kf0 = Keyframe.ofFloat(0f, 0f);
    kf1 = Keyframe.ofFloat(1f, 70f);
    PropertyValuesHolder rotation = PropertyValuesHolder.ofKeyframe("rotation", kf0, kf1);
    mDisappearAnimator = ObjectAnimator.ofPropertyValuesHolder(this, radius, fade, rotation).setDuration(300);
    mDisappearAnimator.addUpdateListener(mInvalidateUpdateListener);
    // Set up animator for reappearing.
    kf0 = Keyframe.ofFloat(0f, 0.8f);
    kf1 = Keyframe.ofFloat(1f, 1f);
    radius = PropertyValuesHolder.ofKeyframe("animationRadiusMultiplier", kf0, kf1);
    kf0 = Keyframe.ofFloat(0f, 0f);
    kf1 = Keyframe.ofFloat(1f, 1f);
    fade = PropertyValuesHolder.ofKeyframe("alpha", kf0, kf1);
    kf0 = Keyframe.ofFloat(0f, -70f);
    kf1 = Keyframe.ofFloat(1f, 0f);
    rotation = PropertyValuesHolder.ofKeyframe("rotation", kf0, kf1);
    mReappearAnimator = ObjectAnimator.ofPropertyValuesHolder(this, radius, fade, rotation).setDuration(300);
    mReappearAnimator.addUpdateListener(mInvalidateUpdateListener);
}

Example 7 with Keyframe

use of com.nineoldandroids.animation.Keyframe in project datetimepicker by flavienlaurent.

the class RadialTextsView method renderAnimations.

/**
     * Render the animations for appearing and disappearing.
     */
private void renderAnimations() {
    Keyframe kf0, kf1, kf2, kf3;
    float midwayPoint = 0.2f;
    int duration = 500;
    // Set up animator for disappearing.
    kf0 = Keyframe.ofFloat(0f, 1);
    kf1 = Keyframe.ofFloat(midwayPoint, mTransitionMidRadiusMultiplier);
    kf2 = Keyframe.ofFloat(1f, mTransitionEndRadiusMultiplier);
    PropertyValuesHolder radiusDisappear = PropertyValuesHolder.ofKeyframe("animationRadiusMultiplier", kf0, kf1, kf2);
    kf0 = Keyframe.ofFloat(0f, 1f);
    kf1 = Keyframe.ofFloat(1f, 0f);
    PropertyValuesHolder fadeOut = PropertyValuesHolder.ofKeyframe("alpha", kf0, kf1);
    mDisappearAnimator = ObjectAnimator.ofPropertyValuesHolder(this, radiusDisappear, fadeOut).setDuration(duration);
    mDisappearAnimator.addUpdateListener(mInvalidateUpdateListener);
    // Set up animator for reappearing.
    float delayMultiplier = 0.25f;
    float transitionDurationMultiplier = 1f;
    float totalDurationMultiplier = transitionDurationMultiplier + delayMultiplier;
    int totalDuration = (int) (duration * totalDurationMultiplier);
    float delayPoint = (delayMultiplier * duration) / totalDuration;
    midwayPoint = 1 - (midwayPoint * (1 - delayPoint));
    kf0 = Keyframe.ofFloat(0f, mTransitionEndRadiusMultiplier);
    kf1 = Keyframe.ofFloat(delayPoint, mTransitionEndRadiusMultiplier);
    kf2 = Keyframe.ofFloat(midwayPoint, mTransitionMidRadiusMultiplier);
    kf3 = Keyframe.ofFloat(1f, 1);
    PropertyValuesHolder radiusReappear = PropertyValuesHolder.ofKeyframe("animationRadiusMultiplier", kf0, kf1, kf2, kf3);
    kf0 = Keyframe.ofFloat(0f, 0f);
    kf1 = Keyframe.ofFloat(delayPoint, 0f);
    kf2 = Keyframe.ofFloat(1f, 1f);
    PropertyValuesHolder fadeIn = PropertyValuesHolder.ofKeyframe("alpha", kf0, kf1, kf2);
    mReappearAnimator = ObjectAnimator.ofPropertyValuesHolder(this, radiusReappear, fadeIn).setDuration(totalDuration);
    mReappearAnimator.addUpdateListener(mInvalidateUpdateListener);
}

Example 8 with Keyframe

use of com.nineoldandroids.animation.Keyframe in project android-betterpickers by code-troopers.

the class RadialSelectorView method getReappearAnimator.

public ObjectAnimator getReappearAnimator() {
    if (!mIsInitialized || !mDrawValuesReady) {
        Log.e(TAG, "RadialSelectorView was not ready for animation.");
        return null;
    }
    Keyframe kf0, kf1, kf2, kf3;
    float midwayPoint = 0.2f;
    int duration = 500;
    // The time points are half of what they would normally be, because this animation is
    // staggered against the disappear so they happen seamlessly. The reappear starts
    // halfway into the disappear.
    float delayMultiplier = 0.25f;
    float transitionDurationMultiplier = 1f;
    float totalDurationMultiplier = transitionDurationMultiplier + delayMultiplier;
    int totalDuration = (int) (duration * totalDurationMultiplier);
    float delayPoint = (delayMultiplier * duration) / totalDuration;
    midwayPoint = 1 - (midwayPoint * (1 - delayPoint));
    kf0 = Keyframe.ofFloat(0f, mTransitionEndRadiusMultiplier);
    kf1 = Keyframe.ofFloat(delayPoint, mTransitionEndRadiusMultiplier);
    kf2 = Keyframe.ofFloat(midwayPoint, mTransitionMidRadiusMultiplier);
    kf3 = Keyframe.ofFloat(1f, 1);
    PropertyValuesHolder radiusReappear = PropertyValuesHolder.ofKeyframe("animationRadiusMultiplier", kf0, kf1, kf2, kf3);
    kf0 = Keyframe.ofFloat(0f, 0f);
    kf1 = Keyframe.ofFloat(delayPoint, 0f);
    kf2 = Keyframe.ofFloat(1f, 1f);
    PropertyValuesHolder fadeIn = PropertyValuesHolder.ofKeyframe("alpha", kf0, kf1, kf2);
    ObjectAnimator reappearAnimator = ObjectAnimator.ofPropertyValuesHolder(AnimatorProxy.NEEDS_PROXY ? AnimatorProxy.wrap(this) : this, radiusReappear, fadeIn).setDuration(totalDuration);
    reappearAnimator.addUpdateListener(mInvalidateUpdateListener);
    return reappearAnimator;
}

Example 9 with Keyframe

use of com.nineoldandroids.animation.Keyframe in project android-betterpickers by code-troopers.

the class Utils method getPulseAnimator.

/**
     * Render an animator to pulsate a view in place.
     * @param labelToAnimate the view to pulsate.
     * @return The animator object. Use .start() to begin.
     */
public static ObjectAnimator getPulseAnimator(View labelToAnimate, float decreaseRatio, float increaseRatio) {
    Keyframe k0 = Keyframe.ofFloat(0f, 1f);
    Keyframe k1 = Keyframe.ofFloat(0.275f, decreaseRatio);
    Keyframe k2 = Keyframe.ofFloat(0.69f, increaseRatio);
    Keyframe k3 = Keyframe.ofFloat(1f, 1f);
    PropertyValuesHolder scaleX = PropertyValuesHolder.ofKeyframe("scaleX", k0, k1, k2, k3);
    PropertyValuesHolder scaleY = PropertyValuesHolder.ofKeyframe("scaleY", k0, k1, k2, k3);
    ObjectAnimator pulseAnimator = ObjectAnimator.ofPropertyValuesHolder(AnimatorProxy.NEEDS_PROXY ? AnimatorProxy.wrap(labelToAnimate) : labelToAnimate, scaleX, scaleY);
    pulseAnimator.setDuration(PULSE_ANIMATOR_DURATION);
    return pulseAnimator;
}

Example 10 with Keyframe

use of com.nineoldandroids.animation.Keyframe in project datetimepicker by flavienlaurent.

the class Utils method getPulseAnimator.

public static ObjectAnimator getPulseAnimator(View labelToAnimate, float decreaseRatio, float increaseRatio) {
    Keyframe k0 = Keyframe.ofFloat(0f, 1f);
    Keyframe k1 = Keyframe.ofFloat(0.275f, decreaseRatio);
    Keyframe k2 = Keyframe.ofFloat(0.69f, increaseRatio);
    Keyframe k3 = Keyframe.ofFloat(1f, 1f);
    PropertyValuesHolder scaleX = PropertyValuesHolder.ofKeyframe("scaleX", k0, k1, k2, k3);
    PropertyValuesHolder scaleY = PropertyValuesHolder.ofKeyframe("scaleY", k0, k1, k2, k3);
    ObjectAnimator pulseAnimator = ObjectAnimator.ofPropertyValuesHolder(labelToAnimate, scaleX, scaleY);
    pulseAnimator.setDuration(PULSE_ANIMATOR_DURATION);
    return pulseAnimator;
}