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:com.heinrichreimersoftware.materialintro.view.InkPageIndicator.java

private ValueAnimator createMoveSelectedAnimator(final float moveTo, int was, int now, int steps) {

    // create the actual move animator
    ValueAnimator moveSelected = ValueAnimator.ofFloat(selectedDotX, moveTo);

    // also set up a pending retreat anim  this starts when the move is 75% complete
    retreatAnimation = new PendingRetreatAnimator(was, now, steps,
            now > was ? new RightwardStartPredicate(moveTo - ((moveTo - selectedDotX) * 0.25f))
                    : new LeftwardStartPredicate(moveTo + ((selectedDotX - moveTo) * 0.25f)));
    retreatAnimation.addListener(new AnimatorListenerAdapter() {
        @Override//from   w w w  .j a  va  2s  .co m
        public void onAnimationEnd(Animator animation) {
            resetState();
            pageChanging = false;
        }
    });
    moveSelected.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            selectedDotX = (Float) valueAnimator.getAnimatedValue();
            retreatAnimation.startIfNecessary(selectedDotX);

            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
                postInvalidateOnAnimation();
            } else {
                postInvalidate();
            }
        }
    });
    moveSelected.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationStart(Animator animation) {
            // set a flag so that we continue to draw the unselected dot in the target position
            // until the selected dot has finished moving into place
            selectedDotInPosition = false;
        }

        @Override
        public void onAnimationEnd(Animator animation) {
            // set a flag when anim finishes so that we don't draw both selected & unselected
            // page dots
            selectedDotInPosition = true;
        }
    });
    // slightly delay the start to give the joins a chance to run
    // unless dot isn't in position yet  then don't delay!
    moveSelected.setStartDelay(selectedDotInPosition ? animDuration / 4L : 0L);
    moveSelected.setDuration(animDuration * 3L / 4L);
    moveSelected.setInterpolator(interpolator);
    return moveSelected;
}

---

From source file:com.test.xujixiao.xjx.widget.view.swipe_listview.SwipeListViewTouchListener.java

/**
 * Perform dismiss action//w  ww .  j ava 2s  .  c  o  m
 *
 * @param dismissView     View
 * @param dismissPosition Position of list
 */
protected void performDismiss(final View dismissView, final int dismissPosition, boolean doPendingDismiss) {
    final ViewGroup.LayoutParams lp = dismissView.getLayoutParams();
    final int originalHeight = dismissView.getHeight();

    ValueAnimator animator = ValueAnimator.ofInt(originalHeight, 1).setDuration(animationTime);

    if (doPendingDismiss) {
        animator.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                --dismissAnimationRefCount;
                if (dismissAnimationRefCount == 0) {
                    removePendingDismisses(originalHeight);
                }
            }
        });
    }

    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            lp.height = (Integer) valueAnimator.getAnimatedValue();
            dismissView.setLayoutParams(lp);
        }
    });

    pendingDismisses.add(new PendingDismissData(dismissPosition, dismissView));
    animator.start();
}

---

From source file:com.android.nobug.view.pattern.PatternView.java

private void startCellStateAnimationSw(final CellState cellState, final float startAlpha, final float endAlpha,
        final float startTranslationY, final float endTranslationY, final float startScale,
        final float endScale, long delay, long duration, Interpolator interpolator,
        final Runnable finishRunnable) {
    cellState.alpha = startAlpha;/*from  w  w w  . ja  v  a2  s . c om*/
    cellState.translationY = startTranslationY;
    cellState.radius = mDotSize / 2 * startScale;
    ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f);
    animator.setDuration(duration);
    animator.setStartDelay(delay);
    animator.setInterpolator(interpolator);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float t = (float) animation.getAnimatedValue();
            cellState.alpha = (1 - t) * startAlpha + t * endAlpha;
            cellState.translationY = (1 - t) * startTranslationY + t * endTranslationY;
            cellState.radius = mDotSize / 2 * ((1 - t) * startScale + t * endScale);
            invalidate();
        }
    });
    animator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (finishRunnable != null) {
                finishRunnable.run();
            }
        }
    });
    animator.start();
}

---

From source file:com.klinker.android.sliding.MultiShrinkScroller.java

public void runExpansionAnimation() {

    final Interpolator interpolator;

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        interpolator = AnimationUtils.loadInterpolator(getContext(), android.R.interpolator.linear_out_slow_in);
    } else {//  w ww  .j  ava 2 s.c  om
        interpolator = new DecelerateInterpolator();
    }

    WindowManager wm = (WindowManager) getContext().getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);
    int screenHeight = size.y;
    int screenWidth = size.x;

    final ValueAnimator heightExpansion = ValueAnimator.ofInt(expansionViewHeight, getHeight());
    heightExpansion.setInterpolator(interpolator);
    heightExpansion.setDuration(ANIMATION_DURATION);
    heightExpansion.addUpdateListener(new AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            int val = (int) animation.getAnimatedValue();

            ViewGroup.LayoutParams params = getLayoutParams();
            params.height = val;
            setLayoutParams(params);
        }
    });
    heightExpansion.start();

    final ValueAnimator widthExpansion = ValueAnimator.ofInt(expansionViewWidth, getWidth());
    widthExpansion.setInterpolator(interpolator);
    widthExpansion.setDuration(ANIMATION_DURATION);
    widthExpansion.addUpdateListener(new AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            int val = (int) animation.getAnimatedValue();

            ViewGroup.LayoutParams params = getLayoutParams();
            params.width = val;
            setLayoutParams(params);
        }
    });
    widthExpansion.start();

    ObjectAnimator translationX = ObjectAnimator.ofFloat(this, View.TRANSLATION_X, expansionLeftOffset, 0f);
    translationX.setInterpolator(interpolator);
    translationX.setDuration(ANIMATION_DURATION);
    translationX.start();

    ObjectAnimator translationY = ObjectAnimator.ofFloat(this, View.TRANSLATION_Y, expansionTopOffset, 0f);
    translationY.setInterpolator(interpolator);
    translationY.setDuration(ANIMATION_DURATION);
    translationY.start();
}

---

From source file:com.klinker.android.sliding.MultiShrinkScroller.java

public void reverseExpansionAnimation() {

    final Interpolator interpolator;

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        interpolator = AnimationUtils.loadInterpolator(getContext(), android.R.interpolator.linear_out_slow_in);
    } else {//from   w  w  w . ja  v  a  2 s.c  o  m
        interpolator = new DecelerateInterpolator();
    }

    WindowManager wm = (WindowManager) getContext().getSystemService(Context.WINDOW_SERVICE);
    Display display = wm.getDefaultDisplay();
    Point size = new Point();
    display.getSize(size);
    int screenHeight = size.y;
    int screenWidth = size.x;

    final ValueAnimator heightExpansion = ValueAnimator.ofInt(screenHeight, expansionViewHeight);
    heightExpansion.setInterpolator(interpolator);
    heightExpansion.setDuration(ANIMATION_DURATION);
    heightExpansion.addUpdateListener(new AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            int val = (int) animation.getAnimatedValue();

            ViewGroup.LayoutParams params = getLayoutParams();
            params.height = val;
            setLayoutParams(params);
        }
    });
    heightExpansion.start();

    final ValueAnimator widthExpansion = ValueAnimator.ofInt(getWidth(), expansionViewWidth);
    widthExpansion.setInterpolator(interpolator);
    widthExpansion.setDuration(ANIMATION_DURATION);
    widthExpansion.addUpdateListener(new AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            int val = (int) animation.getAnimatedValue();

            ViewGroup.LayoutParams params = getLayoutParams();
            params.width = val;
            setLayoutParams(params);
        }
    });
    widthExpansion.start();

    ObjectAnimator translationX = ObjectAnimator.ofFloat(this, View.TRANSLATION_X, 0f, expansionLeftOffset);
    translationX.setInterpolator(interpolator);
    translationX.setDuration(ANIMATION_DURATION);
    translationX.start();

    ObjectAnimator translationY = ObjectAnimator.ofFloat(this, View.TRANSLATION_Y, 0f, expansionTopOffset);
    translationY.setInterpolator(interpolator);
    translationY.setDuration(ANIMATION_DURATION);
    translationY.addListener(exitAnimationListner);
    translationY.start();
}

---

From source file:com.zwj.customview.gesturelock.PatternView.java

private void startCellStateAnimationSw(final CellState cellState, final float startAlpha, final float endAlpha,
        final float startTranslationY, final float endTranslationY, final float startScale,
        final float endScale, long delay, long duration, Interpolator interpolator,
        final Runnable finishRunnable) {
    cellState.alpha = startAlpha;//  w w w .j av  a  2s .c o m
    cellState.translationY = startTranslationY;
    cellState.radius = mDotRadius * startScale;
    ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f);
    animator.setDuration(duration);
    animator.setStartDelay(delay);
    animator.setInterpolator(interpolator);
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float t = (float) animation.getAnimatedValue();
            cellState.alpha = (1 - t) * startAlpha + t * endAlpha;
            cellState.translationY = (1 - t) * startTranslationY + t * endTranslationY;
            cellState.radius = mDotRadius * ((1 - t) * startScale + t * endScale);
            invalidate();
        }
    });
    animator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (finishRunnable != null) {
                finishRunnable.run();
            }
        }
    });
    animator.start();
}

---

From source file:com.arlib.floatingsearchview.FloatingSearchView.java

private void openMenuDrawable(final DrawerArrowDrawable drawerArrowDrawable, boolean withAnim) {

    if (withAnim) {
        ValueAnimator anim = ValueAnimator.ofFloat(0.0f, 1.0f);
        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override//  w w  w .j a va 2s.  com
            public void onAnimationUpdate(ValueAnimator animation) {

                float value = (Float) animation.getAnimatedValue();
                drawerArrowDrawable.setProgress(value);
            }
        });
        anim.setDuration(MENU_ICON_ANIM_DURATION);
        anim.start();
    } else {
        drawerArrowDrawable.setProgress(1.0f);
    }
}

---

From source file:com.arlib.floatingsearchview.FloatingSearchView.java

private void closeMenuDrawable(final DrawerArrowDrawable drawerArrowDrawable, boolean withAnim) {

    if (withAnim) {
        ValueAnimator anim = ValueAnimator.ofFloat(1.0f, 0.0f);
        anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override//  w ww. ja  v a 2  s.  c o  m
            public void onAnimationUpdate(ValueAnimator animation) {

                float value = (Float) animation.getAnimatedValue();
                drawerArrowDrawable.setProgress(value);
            }
        });
        anim.setDuration(MENU_ICON_ANIM_DURATION);
        anim.start();
    } else {
        drawerArrowDrawable.setProgress(0.0f);
    }
}

---

From source file:com.github.shareme.gwsswwipetodismiss.library.SwipeDismissListViewTouchListener.java

private void performDismiss(final View dismissView, final int dismissPosition) {
    // Animate the dismissed list item to zero-height and fire the dismiss callback when
    // all dismissed list item animations have completed. This triggers layout on each animation
    // frame; in the future we may want to do something smarter and more performant.

    final ViewGroup.LayoutParams lp = dismissView.getLayoutParams();
    final int originalHeight = dismissView.getHeight();

    ValueAnimator animator = ValueAnimator.ofInt(originalHeight, 1).setDuration(mAnimationTime);

    animator.addListener(new AnimatorListenerAdapter() {
        @Override//from ww w  . j  a va 2s . c o m
        public void onAnimationEnd(Animator animation) {
            --mDismissAnimationRefCount;
            if (mDismissAnimationRefCount == 0) {
                // No active animations, process all pending dismisses.
                // Sort by descending position
                Collections.sort(mPendingDismisses);

                int[] dismissPositions = new int[mPendingDismisses.size()];
                for (int i = mPendingDismisses.size() - 1; i >= 0; i--) {
                    dismissPositions[i] = mPendingDismisses.get(i).position;
                }
                mCallback.onDismiss(mListView, dismissPositions);

                ViewGroup.LayoutParams lp;
                for (PendingDismissData pendingDismiss : mPendingDismisses) {
                    // Reset view presentation
                    setAlpha(pendingDismiss.view, 1f);
                    setTranslationX(pendingDismiss.view, 0);
                    lp = pendingDismiss.view.getLayoutParams();
                    lp.height = originalHeight;
                    pendingDismiss.view.setLayoutParams(lp);
                }

                mPendingDismisses.clear();
            }
        }
    });

    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            lp.height = (Integer) valueAnimator.getAnimatedValue();
            dismissView.setLayoutParams(lp);
        }
    });

    mPendingDismisses.add(new PendingDismissData(dismissPosition, dismissView));
    animator.start();
}

---

From source file:com.arlib.floatingsearchview.FloatingSearchView.java

private void fadeOutBackground() {

    ValueAnimator anim = ValueAnimator.ofInt(BACKGROUND_DRAWABLE_ALPHA_SEARCH_ACTIVE,
            BACKGROUND_DRAWABLE_ALPHA_SEARCH_INACTIVE);
    anim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override//from  w  w  w.ja v  a2  s. c  om
        public void onAnimationUpdate(ValueAnimator animation) {

            int value = (Integer) animation.getAnimatedValue();
            mBackgroundDrawable.setAlpha(value);
        }
    });
    anim.setDuration(BACKGROUND_FADE__ANIM_DURATION);
    anim.start();
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• »