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

Example 1 with Transformation

use of android.view.animation.Transformation in project cw-omnibus by commonsguy.

the class IcsProgressBar method startAnimation.

/**
     * <p>Start the indeterminate progress animation.</p>
     */
void startAnimation() {
    if (getVisibility() != VISIBLE) {
        return;
    }
    if (mIndeterminateDrawable instanceof Animatable) {
        mShouldStartAnimationDrawable = true;
        mAnimation = null;
    } else {
        if (mInterpolator == null) {
            mInterpolator = new LinearInterpolator();
        }
        mTransformation = new Transformation();
        mAnimation = new AlphaAnimation(0.0f, 1.0f);
        mAnimation.setRepeatMode(mBehavior);
        mAnimation.setRepeatCount(Animation.INFINITE);
        mAnimation.setDuration(mDuration);
        mAnimation.setInterpolator(mInterpolator);
        mAnimation.setStartTime(Animation.START_ON_FIRST_FRAME);
    }
    postInvalidate();
}

Example 2 with Transformation

use of android.view.animation.Transformation in project loadtoast by code-mc.

the class MaterialProgressDrawable method setupAnimators.

private void setupAnimators() {
    final Ring ring = mRing;
    final Animation animation = new Animation() {

        @Override
        public void applyTransformation(float interpolatedTime, Transformation t) {
            if (mFinishing) {
                applyFinishTranslation(interpolatedTime, ring);
            } else {
                // The minProgressArc is calculated from 0 to create an
                // angle that
                // matches the stroke width.
                final float minProgressArc = (float) Math.toRadians(ring.getStrokeWidth() / (2 * Math.PI * ring.getCenterRadius()));
                final float startingEndTrim = ring.getStartingEndTrim();
                final float startingTrim = ring.getStartingStartTrim();
                final float startingRotation = ring.getStartingRotation();
                // Offset the minProgressArc to where the endTrim is
                // located.
                final float minArc = MAX_PROGRESS_ARC - minProgressArc;
                float endTrim = startingEndTrim + (minArc * START_CURVE_INTERPOLATOR.getInterpolation(interpolatedTime));
                float startTrim = startingTrim + (MAX_PROGRESS_ARC * END_CURVE_INTERPOLATOR.getInterpolation(interpolatedTime));
                final float sweepTrim = endTrim - startTrim;
                //Avoid the ring to be a full circle
                if (Math.abs(sweepTrim) >= 1) {
                    endTrim = startTrim + 0.5f;
                }
                ring.setEndTrim(endTrim);
                ring.setStartTrim(startTrim);
                final float rotation = startingRotation + (0.25f * interpolatedTime);
                ring.setRotation(rotation);
                float groupRotation = ((720.0f / NUM_POINTS) * interpolatedTime) + (720.0f * (mRotationCount / NUM_POINTS));
                setRotation(groupRotation);
            }
        }
    };
    animation.setRepeatCount(Animation.INFINITE);
    animation.setRepeatMode(Animation.RESTART);
    animation.setInterpolator(LINEAR_INTERPOLATOR);
    animation.setAnimationListener(new Animation.AnimationListener() {

        @Override
        public void onAnimationStart(Animation animation) {
            mRotationCount = 0;
        }

        @Override
        public void onAnimationEnd(Animation animation) {
        // do nothing
        }

        @Override
        public void onAnimationRepeat(Animation animation) {
            ring.storeOriginals();
            ring.goToNextColor();
            ring.setStartTrim(ring.getEndTrim());
            if (mFinishing) {
                // finished closing the last ring from the swipe gesture; go
                // into progress mode
                mFinishing = false;
                animation.setDuration(ANIMATION_DURATION);
                ring.setShowArrow(false);
            } else {
                mRotationCount = (mRotationCount + 1) % (NUM_POINTS);
            }
        }
    });
    mAnimation = animation;
}

Example 3 with Transformation

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

the class UiUtils method expandViews.

/**
     * Expand a view which has already collapsed
     *
     * @param v
     */
public static void expandViews(final View v) {
    v.measure(RelativeLayout.LayoutParams.MATCH_PARENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
    final int targtetHeight = v.getMeasuredHeight();
    v.getLayoutParams().height = 0;
    v.setVisibility(View.VISIBLE);
    Animation a = new Animation() {

        @Override
        protected void applyTransformation(float interpolatedTime, Transformation t) {
            v.getLayoutParams().height = interpolatedTime == 1 ? RelativeLayout.LayoutParams.WRAP_CONTENT : (int) (targtetHeight * interpolatedTime);
            v.requestLayout();
        }

        @Override
        public boolean willChangeBounds() {
            return true;
        }
    };
    // 1dp/ms
    a.setDuration((int) (targtetHeight / v.getContext().getResources().getDisplayMetrics().density));
    v.startAnimation(a);
}

Example 4 with Transformation

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

the class UiUtils method collapseViews.

/**
     * Collapse a view which has already expanded
     *
     * @param v
     */
public static void collapseViews(final View v) {
    final int initialHeight = v.getMeasuredHeight();
    Animation a = new Animation() {

        @Override
        protected void applyTransformation(float interpolatedTime, Transformation t) {
            if (interpolatedTime == 1) {
                v.setVisibility(View.GONE);
            } else {
                v.getLayoutParams().height = initialHeight - (int) (initialHeight * interpolatedTime);
                v.requestLayout();
            }
        }

        @Override
        public boolean willChangeBounds() {
            return true;
        }
    };
    // 1dp/ms
    a.setDuration((int) (initialHeight / v.getContext().getResources().getDisplayMetrics().density) * 1);
    v.startAnimation(a);
}

Example 5 with Transformation

use of android.view.animation.Transformation in project Libraries-for-Android-Developers by eoecn.

the class IcsProgressBar method startAnimation.

/**
     * <p>Start the indeterminate progress animation.</p>
     */
void startAnimation() {
    if (getVisibility() != VISIBLE) {
        return;
    }
    if (mIndeterminateDrawable instanceof Animatable) {
        mShouldStartAnimationDrawable = true;
        mAnimation = null;
    } else {
        if (mInterpolator == null) {
            mInterpolator = new LinearInterpolator();
        }
        mTransformation = new Transformation();
        mAnimation = new AlphaAnimation(0.0f, 1.0f);
        mAnimation.setRepeatMode(mBehavior);
        mAnimation.setRepeatCount(Animation.INFINITE);
        mAnimation.setDuration(mDuration);
        mAnimation.setInterpolator(mInterpolator);
        mAnimation.setStartTime(Animation.START_ON_FIRST_FRAME);
    }
    postInvalidate();
}