/** 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(
AnimatorProxy.NEEDS_PROXY ? AnimatorProxy.wrap(this) : 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(
AnimatorProxy.NEEDS_PROXY ? AnimatorProxy.wrap(this) : this, radiusReappear, fadeIn)
.setDuration(totalDuration);
mReappearAnimator.addUpdateListener(mInvalidateUpdateListener);
}
/** Update the parallax based on the current slide offset. */
@SuppressLint("NewApi")
private void applyParallaxForCurrentSlideOffset() {
if (mParallaxOffset > 0) {
int mainViewOffset = getCurrentParalaxOffset();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
mMainView.setTranslationY(mainViewOffset);
} else {
AnimatorProxy.wrap(mMainView).setTranslationY(mainViewOffset);
}
}
}
@Override
public void onFocusChange(View view, boolean gotFocus) {
if (mFocusListener != null)
mFocusListener.onFocusChange(FloatLabeledEditText.this, gotFocus);
if (gotFocus && hintTextView.getVisibility() == VISIBLE) {
ObjectAnimator.ofFloat(hintTextView, "alpha", 0.33f, 1f).start();
} else if (hintTextView.getVisibility() == VISIBLE) {
AnimatorProxy.wrap(hintTextView).setAlpha(1f); // Need this for compat reasons
ObjectAnimator.ofFloat(hintTextView, "alpha", 1f, 0.33f).start();
}
}
protected ObjectAnimator animateY(
final View view, final float oldY, final float newY, final float durationUnit) {
final int duration = getDuration(oldY, newY, durationUnit);
final ObjectAnimator anim =
ObjectAnimator.ofFloat(AnimatorProxy.wrap(view), "translationY", oldY - newY, 0);
final int finalDuration = Math.min(Math.max(duration, MIN_ANIM_DURATION), MAX_ANIM_DURATION);
anim.setDuration((long) (finalDuration * animationDurationFactor));
anim.setInterpolator(translateInterpolater);
return anim;
}
private void initialize() {
setOrientation(VERTICAL);
if (isInEditMode()) {
return;
}
View view =
LayoutInflater.from(mContext).inflate(R.layout.widget_float_labeled_edit_text, this);
hintTextView = (TextView) view.findViewById(R.id.FloatLabeledEditTextHint);
editText = (EditText) view.findViewById(R.id.FloatLabeledEditTextEditText);
if (hint != null) {
setHint(hint);
}
editText.setImeOptions(imeOptions);
if (imeActionId > -1 && !TextUtils.isEmpty(imeActionLabel)) {
editText.setImeActionLabel(imeActionLabel, imeActionId);
}
editText.setSingleLine(singleLine);
hintTextView.setTextColor(hintColor != null ? hintColor : ColorStateList.valueOf(Color.BLACK));
editText.setTextColor(textColor != null ? textColor : ColorStateList.valueOf(Color.BLACK));
if (inputType != EditorInfo.TYPE_NULL) {
editText.setInputType(inputType);
}
hintTextView.setVisibility(View.INVISIBLE);
AnimatorProxy.wrap(hintTextView).setAlpha(0); // Need this for compat reasons
editText.addTextChangedListener(onTextChanged);
editText.setOnFocusChangeListener(onFocusChanged);
editText.setOnClickListener(
new OnClickListener() {
@Override
public void onClick(View v) {
if (mClickListener != null) mClickListener.onClick(FloatLabeledEditText.this);
}
});
}
@Override
public void setValue(View object, float value) {
AnimatorProxy.wrap(object).setRotationY(value);
}
@Override
public Float get(View object) {
return AnimatorProxy.wrap(object).getRotationX();
}
@Override
public Float get(View object) {
return AnimatorProxy.wrap(object).getTranslationY();
}
@Override
public Float get(View object) {
return AnimatorProxy.wrap(object).getPivotY();
}
@Override
public void setValue(View object, float value) {
AnimatorProxy.wrap(object).setPivotX(value);
}
@Override
public Integer get(View object) {
return AnimatorProxy.wrap(object).getScrollY();
}
@Override
public void setValue(View object, int value) {
AnimatorProxy.wrap(object).setScrollY(value);
}
/** Animate items that are deleted entirely and items that move out of bounds. */
private void animatePreLayout(
final float durationUnit, final Animator.AnimatorListener listener) {
final AnimatorSet animatorSet = new AnimatorSet();
final int firstVisiblePosition = getFirstVisiblePosition();
final int childCount = getChildCount();
for (final Iterator<Entry<Long, Float>> iter = yMap.entrySet().iterator(); iter.hasNext(); ) {
final Entry<Long, Float> entry = iter.next();
final long id = entry.getKey();
final int oldPos = positionMap.get(id);
final View child = getChildAt(oldPos - firstVisiblePosition);
final int newPos = getPositionForId(id);
// fade out items that disappear
if (newPos == -1) {
final ObjectAnimator anim = animateAlpha(child, false);
animatorSet.play(anim);
iter.remove();
positionMap.remove(id);
continue;
}
// translate items that move out of bounds
if (newPos < firstVisiblePosition || newPos > firstVisiblePosition + childCount) {
final float offset;
if (newPos < firstVisiblePosition) {
offset = -getHeight();
} else {
offset = getHeight();
}
final AnimatorProxy proxy = AnimatorProxy.wrap(child);
final ObjectAnimator anim = ObjectAnimator.ofFloat(proxy, "translationY", 0f, offset);
final int finalDuration = getDuration(0, getHeight() / 2, durationUnit);
anim.setInterpolator(new AccelerateInterpolator());
anim.setDuration((long) (finalDuration * animationDurationFactor));
animatorSet.addListener(
new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(final Animator animation) {
child.post(
new Runnable() {
@Override
public void run() {
proxy.setTranslationY(0f);
}
});
}
});
animatorSet.play(anim);
iter.remove();
positionMap.remove(id);
continue;
}
}
if (!animatorSet.getChildAnimations().isEmpty()) {
animatorSet.addListener(listener);
animatorSet.start();
} else {
listener.onAnimationEnd(animatorSet);
}
}
