Examples with Interpolator android.view.animation.Interpolator used on opensource projects

Example 36 with Interpolator

use of android.view.animation.Interpolator in project UltimateAndroid by cymcsg.

the class RayLayout method bindChildAnimation.

private void bindChildAnimation(final View child, final int index, final long duration) {
    final boolean expanded = mExpanded;
    final int childCount = getChildCount();
    Rect frame = computeChildFrame(!expanded, mLeftHolderWidth, index, mChildGap, mChildSize);
    final int toXDelta = frame.left - child.getLeft();
    final int toYDelta = frame.top - child.getTop();
    Interpolator interpolator = mExpanded ? new AccelerateInterpolator() : new OvershootInterpolator(1.5f);
    final long startOffset = computeStartOffset(childCount, mExpanded, index, 0.1f, duration, interpolator);
    Animation animation = mExpanded ? createShrinkAnimation(0, toXDelta, 0, toYDelta, startOffset, duration, interpolator) : createExpandAnimation(0, toXDelta, 0, toYDelta, startOffset, duration, interpolator);
    final boolean isLast = getTransformedIndex(expanded, childCount, index) == childCount - 1;
    animation.setAnimationListener(new AnimationListener() {

        @Override
        public void onAnimationStart(Animation animation) {
        }

        @Override
        public void onAnimationRepeat(Animation animation) {
        }

        @Override
        public void onAnimationEnd(Animation animation) {
            if (isLast) {
                postDelayed(new Runnable() {

                    @Override
                    public void run() {
                        onAllAnimationsEnd();
                    }
                }, 0);
            }
        }
    });
    child.setAnimation(animation);
}

Example 37 with Interpolator

use of android.view.animation.Interpolator in project android_frameworks_base by DirtyUnicorns.

the class AnimatorInflater method loadAnimator.

/**
     * Creates a new animation whose parameters come from the specified context
     * and attributes set.
     *
     * @param res The resources
     * @param attrs The set of attributes holding the animation parameters
     * @param anim Null if this is a ValueAnimator, otherwise this is an
     *            ObjectAnimator
     */
private static ValueAnimator loadAnimator(Resources res, Theme theme, AttributeSet attrs, ValueAnimator anim, float pathErrorScale) throws NotFoundException {
    TypedArray arrayAnimator = null;
    TypedArray arrayObjectAnimator = null;
    if (theme != null) {
        arrayAnimator = theme.obtainStyledAttributes(attrs, R.styleable.Animator, 0, 0);
    } else {
        arrayAnimator = res.obtainAttributes(attrs, R.styleable.Animator);
    }
    // If anim is not null, then it is an object animator.
    if (anim != null) {
        if (theme != null) {
            arrayObjectAnimator = theme.obtainStyledAttributes(attrs, R.styleable.PropertyAnimator, 0, 0);
        } else {
            arrayObjectAnimator = res.obtainAttributes(attrs, R.styleable.PropertyAnimator);
        }
        anim.appendChangingConfigurations(arrayObjectAnimator.getChangingConfigurations());
    }
    if (anim == null) {
        anim = new ValueAnimator();
    }
    anim.appendChangingConfigurations(arrayAnimator.getChangingConfigurations());
    parseAnimatorFromTypeArray(anim, arrayAnimator, arrayObjectAnimator, pathErrorScale);
    final int resID = arrayAnimator.getResourceId(R.styleable.Animator_interpolator, 0);
    if (resID > 0) {
        final Interpolator interpolator = AnimationUtils.loadInterpolator(res, theme, resID);
        if (interpolator instanceof BaseInterpolator) {
            anim.appendChangingConfigurations(((BaseInterpolator) interpolator).getChangingConfiguration());
        }
        anim.setInterpolator(interpolator);
    }
    arrayAnimator.recycle();
    if (arrayObjectAnimator != null) {
        arrayObjectAnimator.recycle();
    }
    return anim;
}

Example 38 with Interpolator

use of android.view.animation.Interpolator in project android_frameworks_base by DirtyUnicorns.

the class AnimatorInflater method loadKeyframe.

private static Keyframe loadKeyframe(Resources res, Theme theme, AttributeSet attrs, int valueType) throws XmlPullParserException, IOException {
    TypedArray a;
    if (theme != null) {
        a = theme.obtainStyledAttributes(attrs, R.styleable.Keyframe, 0, 0);
    } else {
        a = res.obtainAttributes(attrs, R.styleable.Keyframe);
    }
    Keyframe keyframe = null;
    float fraction = a.getFloat(R.styleable.Keyframe_fraction, -1);
    TypedValue keyframeValue = a.peekValue(R.styleable.Keyframe_value);
    boolean hasValue = (keyframeValue != null);
    if (valueType == VALUE_TYPE_UNDEFINED) {
        // If not, fall back to default value type (i.e. float type).
        if (hasValue && isColorType(keyframeValue.type)) {
            valueType = VALUE_TYPE_COLOR;
        } else {
            valueType = VALUE_TYPE_FLOAT;
        }
    }
    if (hasValue) {
        switch(valueType) {
            case VALUE_TYPE_FLOAT:
                float value = a.getFloat(R.styleable.Keyframe_value, 0);
                keyframe = Keyframe.ofFloat(fraction, value);
                break;
            case VALUE_TYPE_COLOR:
            case VALUE_TYPE_INT:
                int intValue = a.getInt(R.styleable.Keyframe_value, 0);
                keyframe = Keyframe.ofInt(fraction, intValue);
                break;
        }
    } else {
        keyframe = (valueType == VALUE_TYPE_FLOAT) ? Keyframe.ofFloat(fraction) : Keyframe.ofInt(fraction);
    }
    final int resID = a.getResourceId(R.styleable.Keyframe_interpolator, 0);
    if (resID > 0) {
        final Interpolator interpolator = AnimationUtils.loadInterpolator(res, theme, resID);
        keyframe.setInterpolator(interpolator);
    }
    a.recycle();
    return keyframe;
}

Example 39 with Interpolator

use of android.view.animation.Interpolator in project android_frameworks_base by DirtyUnicorns.

the class KeyguardAffordanceView method setCircleRadius.

private void setCircleRadius(float circleRadius, boolean slowAnimation, boolean noAnimation) {
    // Check if we need a new animation
    boolean radiusHidden = (mCircleAnimator != null && mCircleWillBeHidden) || (mCircleAnimator == null && mCircleRadius == 0.0f);
    boolean nowHidden = circleRadius == 0.0f;
    boolean radiusNeedsAnimation = (radiusHidden != nowHidden) && !noAnimation;
    if (!radiusNeedsAnimation) {
        if (mCircleAnimator == null) {
            mCircleRadius = circleRadius;
            updateIconColor();
            invalidate();
            if (nowHidden) {
                if (mPreviewView != null) {
                    mPreviewView.setVisibility(View.INVISIBLE);
                }
            }
        } else if (!mCircleWillBeHidden) {
            // We just update the end value
            float diff = circleRadius - mMinBackgroundRadius;
            PropertyValuesHolder[] values = mCircleAnimator.getValues();
            values[0].setFloatValues(mCircleStartValue + diff, circleRadius);
            mCircleAnimator.setCurrentPlayTime(mCircleAnimator.getCurrentPlayTime());
        }
    } else {
        cancelAnimator(mCircleAnimator);
        cancelAnimator(mPreviewClipper);
        ValueAnimator animator = getAnimatorToRadius(circleRadius);
        Interpolator interpolator = circleRadius == 0.0f ? Interpolators.FAST_OUT_LINEAR_IN : Interpolators.LINEAR_OUT_SLOW_IN;
        animator.setInterpolator(interpolator);
        long duration = 250;
        if (!slowAnimation) {
            float durationFactor = Math.abs(mCircleRadius - circleRadius) / (float) mMinBackgroundRadius;
            duration = (long) (CIRCLE_APPEAR_DURATION * durationFactor);
            duration = Math.min(duration, CIRCLE_DISAPPEAR_MAX_DURATION);
        }
        animator.setDuration(duration);
        animator.start();
        if (mPreviewView != null && mPreviewView.getVisibility() == View.VISIBLE) {
            mPreviewView.setVisibility(View.VISIBLE);
            mPreviewClipper = ViewAnimationUtils.createCircularReveal(mPreviewView, getLeft() + mCenterX, getTop() + mCenterY, mCircleRadius, circleRadius);
            mPreviewClipper.setInterpolator(interpolator);
            mPreviewClipper.setDuration(duration);
            mPreviewClipper.addListener(mClipEndListener);
            mPreviewClipper.addListener(new AnimatorListenerAdapter() {

                @Override
                public void onAnimationEnd(Animator animation) {
                    mPreviewView.setVisibility(View.INVISIBLE);
                }
            });
            mPreviewClipper.start();
        }
    }
}

Example 40 with Interpolator

use of android.view.animation.Interpolator in project android_frameworks_base by DirtyUnicorns.

the class NotificationStackScrollLayout method startBottomAnimation.

private void startBottomAnimation() {
    int previousStartValue = mStartAnimationRect.bottom;
    int previousEndValue = mEndAnimationRect.bottom;
    int newEndValue = mBackgroundBounds.bottom;
    ObjectAnimator previousAnimator = mBottomAnimator;
    if (previousAnimator != null && previousEndValue == newEndValue) {
        return;
    }
    if (!mAnimateNextBackgroundBottom) {
        // just a local update was performed
        if (previousAnimator != null) {
            // we need to increase all animation keyframes of the previous animator by the
            // relative change to the end value
            PropertyValuesHolder[] values = previousAnimator.getValues();
            values[0].setIntValues(previousStartValue, newEndValue);
            mStartAnimationRect.bottom = previousStartValue;
            mEndAnimationRect.bottom = newEndValue;
            previousAnimator.setCurrentPlayTime(previousAnimator.getCurrentPlayTime());
            return;
        } else {
            // no new animation needed, let's just apply the value
            setBackgroundBottom(newEndValue);
            return;
        }
    }
    if (previousAnimator != null) {
        previousAnimator.cancel();
    }
    ObjectAnimator animator = ObjectAnimator.ofInt(this, "backgroundBottom", mCurrentBounds.bottom, newEndValue);
    Interpolator interpolator = Interpolators.FAST_OUT_SLOW_IN;
    animator.setInterpolator(interpolator);
    animator.setDuration(StackStateAnimator.ANIMATION_DURATION_STANDARD);
    // remove the tag when the animation is finished
    animator.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationEnd(Animator animation) {
            mStartAnimationRect.bottom = -1;
            mEndAnimationRect.bottom = -1;
            mBottomAnimator = null;
        }
    });
    animator.start();
    mStartAnimationRect.bottom = mCurrentBounds.bottom;
    mEndAnimationRect.bottom = newEndValue;
    mBottomAnimator = animator;
}