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

Example 91 with LinearInterpolator

use of android.view.animation.LinearInterpolator in project wire-android by wireapp.

the class SendingAnimationView method initAnimations.

private void initAnimations() {
    circleStartAnimator = ObjectAnimator.ofFloat(0, pendingAngleStop);
    circleStartAnimator.addUpdateListener(this);
    circleStartAnimator.setDuration((long) (animationDuration * (CIRCLE_FILL_ANIMATION_PART / 4f * 3)));
    circleStartAnimator.setInterpolator(new LinearInterpolator());
    circleStartAnimator.addListener(new Animator.AnimatorListener() {

        @Override
        public void onAnimationStart(Animator animation) {
            SendingAnimationView.super.setVisibility(VISIBLE);
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            if (nextAnimation != null) {
                nextAnimation.start();
            }
        }

        @Override
        public void onAnimationCancel(Animator animation) {
        }

        @Override
        public void onAnimationRepeat(Animator animation) {
        }
    });
    circleEndAnimator = ObjectAnimator.ofFloat(DEFAULT_PENDING_ANGLE_STOP, 360);
    circleEndAnimator.addUpdateListener(this);
    circleEndAnimator.setDuration((long) (animationDuration * (CIRCLE_FILL_ANIMATION_PART / 4f)));
    circleEndAnimator.setInterpolator(new LinearInterpolator());
    circleEndAnimator.addListener(new Animator.AnimatorListener() {

        @Override
        public void onAnimationStart(Animator animation) {
            SendingAnimationView.super.setVisibility(VISIBLE);
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            scalingAnimator.start();
        }

        @Override
        public void onAnimationCancel(Animator animation) {
        }

        @Override
        public void onAnimationRepeat(Animator animation) {
        }
    });
    scalingAnimator = ObjectAnimator.ofFloat(1, 0);
    scalingAnimator.addUpdateListener(this);
    scalingAnimator.setDuration((long) (animationDuration * (1f - CIRCLE_FILL_ANIMATION_PART)));
    scalingAnimator.setInterpolator(new LinearInterpolator());
    scalingAnimator.addListener(new Animator.AnimatorListener() {

        @Override
        public void onAnimationStart(Animator animation) {
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            resetValues();
            SendingAnimationView.super.setVisibility(GONE);
        }

        @Override
        public void onAnimationCancel(Animator animation) {
            resetValues();
            SendingAnimationView.super.setVisibility(GONE);
        }

        @Override
        public void onAnimationRepeat(Animator animation) {
        }
    });
}

Example 92 with LinearInterpolator

use of android.view.animation.LinearInterpolator in project wire-android by wireapp.

the class GlyphProgressView method startEndlessProgress.

public void startEndlessProgress() {
    if (endlessValueAnimator != null && endlessValueAnimator.isRunning()) {
        return;
    }
    endlessValueAnimator = ValueAnimator.ofInt(0, 360);
    endlessValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            startAngle = (int) animation.getAnimatedValue();
            invalidate();
        }
    });
    progress = ENDLESS_PROGRESS_VALUE;
    endlessValueAnimator.setDuration(1500);
    endlessValueAnimator.setInterpolator(new LinearInterpolator());
    endlessValueAnimator.setRepeatCount(ValueAnimator.INFINITE);
    endlessValueAnimator.start();
}

Example 93 with LinearInterpolator

use of android.view.animation.LinearInterpolator in project android_frameworks_base by crdroidandroid.

the class StackView method handlePointerUp.

private void handlePointerUp(MotionEvent ev) {
    int pointerIndex = ev.findPointerIndex(mActivePointerId);
    float newY = ev.getY(pointerIndex);
    int deltaY = (int) (newY - mInitialY);
    mLastInteractionTime = System.currentTimeMillis();
    if (mVelocityTracker != null) {
        mVelocityTracker.computeCurrentVelocity(1000, mMaximumVelocity);
        mYVelocity = (int) mVelocityTracker.getYVelocity(mActivePointerId);
    }
    if (mVelocityTracker != null) {
        mVelocityTracker.recycle();
        mVelocityTracker = null;
    }
    if (deltaY > mSwipeThreshold && mSwipeGestureType == GESTURE_SLIDE_DOWN && mStackSlider.mMode == StackSlider.NORMAL_MODE) {
        // We reset the gesture variable, because otherwise we will ignore showPrevious() /
        // showNext();
        mSwipeGestureType = GESTURE_NONE;
        // Swipe threshold exceeded, swipe down
        if (mStackMode == ITEMS_SLIDE_UP) {
            showPrevious();
        } else {
            showNext();
        }
        mHighlight.bringToFront();
    } else if (deltaY < -mSwipeThreshold && mSwipeGestureType == GESTURE_SLIDE_UP && mStackSlider.mMode == StackSlider.NORMAL_MODE) {
        // We reset the gesture variable, because otherwise we will ignore showPrevious() /
        // showNext();
        mSwipeGestureType = GESTURE_NONE;
        // Swipe threshold exceeded, swipe up
        if (mStackMode == ITEMS_SLIDE_UP) {
            showNext();
        } else {
            showPrevious();
        }
        mHighlight.bringToFront();
    } else if (mSwipeGestureType == GESTURE_SLIDE_UP) {
        // Didn't swipe up far enough, snap back down
        int duration;
        float finalYProgress = (mStackMode == ITEMS_SLIDE_DOWN) ? 1 : 0;
        if (mStackMode == ITEMS_SLIDE_UP || mStackSlider.mMode != StackSlider.NORMAL_MODE) {
            duration = Math.round(mStackSlider.getDurationForNeutralPosition());
        } else {
            duration = Math.round(mStackSlider.getDurationForOffscreenPosition());
        }
        StackSlider animationSlider = new StackSlider(mStackSlider);
        PropertyValuesHolder snapBackY = PropertyValuesHolder.ofFloat("YProgress", finalYProgress);
        PropertyValuesHolder snapBackX = PropertyValuesHolder.ofFloat("XProgress", 0.0f);
        ObjectAnimator pa = ObjectAnimator.ofPropertyValuesHolder(animationSlider, snapBackX, snapBackY);
        pa.setDuration(duration);
        pa.setInterpolator(new LinearInterpolator());
        pa.start();
    } else if (mSwipeGestureType == GESTURE_SLIDE_DOWN) {
        // Didn't swipe down far enough, snap back up
        float finalYProgress = (mStackMode == ITEMS_SLIDE_DOWN) ? 0 : 1;
        int duration;
        if (mStackMode == ITEMS_SLIDE_DOWN || mStackSlider.mMode != StackSlider.NORMAL_MODE) {
            duration = Math.round(mStackSlider.getDurationForNeutralPosition());
        } else {
            duration = Math.round(mStackSlider.getDurationForOffscreenPosition());
        }
        StackSlider animationSlider = new StackSlider(mStackSlider);
        PropertyValuesHolder snapBackY = PropertyValuesHolder.ofFloat("YProgress", finalYProgress);
        PropertyValuesHolder snapBackX = PropertyValuesHolder.ofFloat("XProgress", 0.0f);
        ObjectAnimator pa = ObjectAnimator.ofPropertyValuesHolder(animationSlider, snapBackX, snapBackY);
        pa.setDuration(duration);
        pa.start();
    }
    mActivePointerId = INVALID_POINTER;
    mSwipeGestureType = GESTURE_NONE;
}

Example 94 with LinearInterpolator

use of android.view.animation.LinearInterpolator in project android_frameworks_base by crdroidandroid.

the class StackView method transformViewForTransition.

/**
     * Animate the views between different relative indexes within the {@link AdapterViewAnimator}
     */
void transformViewForTransition(int fromIndex, int toIndex, final View view, boolean animate) {
    if (!animate) {
        ((StackFrame) view).cancelSliderAnimator();
        view.setRotationX(0f);
        LayoutParams lp = (LayoutParams) view.getLayoutParams();
        lp.setVerticalOffset(0);
        lp.setHorizontalOffset(0);
    }
    if (fromIndex == -1 && toIndex == getNumActiveViews() - 1) {
        transformViewAtIndex(toIndex, view, false);
        view.setVisibility(VISIBLE);
        view.setAlpha(1.0f);
    } else if (fromIndex == 0 && toIndex == 1) {
        // Slide item in
        ((StackFrame) view).cancelSliderAnimator();
        view.setVisibility(VISIBLE);
        int duration = Math.round(mStackSlider.getDurationForNeutralPosition(mYVelocity));
        StackSlider animationSlider = new StackSlider(mStackSlider);
        animationSlider.setView(view);
        if (animate) {
            PropertyValuesHolder slideInY = PropertyValuesHolder.ofFloat("YProgress", 0.0f);
            PropertyValuesHolder slideInX = PropertyValuesHolder.ofFloat("XProgress", 0.0f);
            ObjectAnimator slideIn = ObjectAnimator.ofPropertyValuesHolder(animationSlider, slideInX, slideInY);
            slideIn.setDuration(duration);
            slideIn.setInterpolator(new LinearInterpolator());
            ((StackFrame) view).setSliderAnimator(slideIn);
            slideIn.start();
        } else {
            animationSlider.setYProgress(0f);
            animationSlider.setXProgress(0f);
        }
    } else if (fromIndex == 1 && toIndex == 0) {
        // Slide item out
        ((StackFrame) view).cancelSliderAnimator();
        int duration = Math.round(mStackSlider.getDurationForOffscreenPosition(mYVelocity));
        StackSlider animationSlider = new StackSlider(mStackSlider);
        animationSlider.setView(view);
        if (animate) {
            PropertyValuesHolder slideOutY = PropertyValuesHolder.ofFloat("YProgress", 1.0f);
            PropertyValuesHolder slideOutX = PropertyValuesHolder.ofFloat("XProgress", 0.0f);
            ObjectAnimator slideOut = ObjectAnimator.ofPropertyValuesHolder(animationSlider, slideOutX, slideOutY);
            slideOut.setDuration(duration);
            slideOut.setInterpolator(new LinearInterpolator());
            ((StackFrame) view).setSliderAnimator(slideOut);
            slideOut.start();
        } else {
            animationSlider.setYProgress(1.0f);
            animationSlider.setXProgress(0f);
        }
    } else if (toIndex == 0) {
        // Make sure this view that is "waiting in the wings" is invisible
        view.setAlpha(0.0f);
        view.setVisibility(INVISIBLE);
    } else if ((fromIndex == 0 || fromIndex == 1) && toIndex > 1) {
        view.setVisibility(VISIBLE);
        view.setAlpha(1.0f);
        view.setRotationX(0f);
        LayoutParams lp = (LayoutParams) view.getLayoutParams();
        lp.setVerticalOffset(0);
        lp.setHorizontalOffset(0);
    } else if (fromIndex == -1) {
        view.setAlpha(1.0f);
        view.setVisibility(VISIBLE);
    } else if (toIndex == -1) {
        if (animate) {
            postDelayed(new Runnable() {

                public void run() {
                    view.setAlpha(0);
                }
            }, STACK_RELAYOUT_DURATION);
        } else {
            view.setAlpha(0f);
        }
    }
    // Implement the faked perspective
    if (toIndex != -1) {
        transformViewAtIndex(toIndex, view, animate);
    }
}

Example 95 with LinearInterpolator

use of android.view.animation.LinearInterpolator in project smartmodule by carozhu.

the class LVCircularSmile method startViewAnim.

private ValueAnimator startViewAnim(float startF, final float endF, long time) {
    valueAnimator = ValueAnimator.ofFloat(startF, endF);
    valueAnimator.setDuration(time);
    valueAnimator.setInterpolator(new LinearInterpolator());
    //无限循环
    valueAnimator.setRepeatCount(ValueAnimator.INFINITE);
    valueAnimator.setRepeatMode(ValueAnimator.RESTART);
    valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {

        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            mAnimatedValue = (float) valueAnimator.getAnimatedValue();
            if (mAnimatedValue < 0.5) {
                isSmile = false;
                startAngle = 720 * mAnimatedValue;
            } else {
                startAngle = 720;
                isSmile = true;
            }
            invalidate();
        }
    });
    valueAnimator.addListener(new AnimatorListenerAdapter() {

        @Override
        public void onAnimationEnd(Animator animation) {
            super.onAnimationEnd(animation);
        }

        @Override
        public void onAnimationStart(Animator animation) {
            super.onAnimationStart(animation);
        }

        @Override
        public void onAnimationRepeat(Animator animation) {
            super.onAnimationRepeat(animation);
        }
    });
    if (!valueAnimator.isRunning()) {
        valueAnimator.start();
    }
    return valueAnimator;
}