/**
* This method takes some view and the values by which its top and bottom bounds should be changed
* by. Given these params, an animation which will animate these bound changes is created and
* returned.
*/
private Animator getAnimation(final View view, float translateTop, float translateBottom) {
int top = view.getTop();
int bottom = view.getBottom();
int endTop = (int) (top + translateTop);
int endBottom = (int) (bottom + translateBottom);
PropertyValuesHolder translationTop = PropertyValuesHolder.ofInt("top", top, endTop);
PropertyValuesHolder translationBottom =
PropertyValuesHolder.ofInt("bottom", bottom, endBottom);
return ObjectAnimator.ofPropertyValuesHolder(view, translationTop, translationBottom);
}
public void animateClosed() {
if (!(getParent() instanceof DragLayer)) return;
ObjectAnimator oa;
if (mMode == PARTIAL_GROW) {
PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0);
PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 0.9f);
PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 0.9f);
oa = ObjectAnimator.ofPropertyValuesHolder(this, alpha, scaleX, scaleY);
} else {
DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams();
PropertyValuesHolder width = PropertyValuesHolder.ofInt("width", mIconRect.width());
PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", mIconRect.height());
PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", mIconRect.left);
PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", mIconRect.top);
oa = ObjectAnimator.ofPropertyValuesHolder(lp, width, height, x, y);
oa.addUpdateListener(
new AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
requestLayout();
}
});
PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 0f);
ObjectAnimator alphaOa = ObjectAnimator.ofPropertyValuesHolder(mContent, alpha);
alphaOa.setDuration(mExpandDuration);
alphaOa.setInterpolator(new DecelerateInterpolator(2.0f));
alphaOa.start();
}
oa.addListener(
new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
onCloseComplete();
mState = STATE_SMALL;
}
@Override
public void onAnimationStart(Animator animation) {
sendCustomAccessibilityEvent(
AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED,
getContext().getString(R.string.folder_closed));
mState = STATE_ANIMATING;
}
});
oa.setDuration(mExpandDuration);
oa.start();
}
public void testOfPropertyValuesHolder() throws Throwable {
Object object = mActivity.view.newBall;
String propertyName = "backgroundColor";
int startColor = mActivity.view.RED;
int endColor = mActivity.view.BLUE;
int values[] = {startColor, endColor};
ArgbEvaluator evaluator = new ArgbEvaluator();
PropertyValuesHolder propertyValuesHolder = PropertyValuesHolder.ofInt(propertyName, values);
ObjectAnimator colorAnimator =
ObjectAnimator.ofPropertyValuesHolder(object, propertyValuesHolder);
colorAnimator.setDuration(1000);
colorAnimator.setRepeatCount(1);
colorAnimator.setRepeatMode(ValueAnimator.REVERSE);
colorAnimator.start();
startAnimation(mObjectAnimator, colorAnimator);
Thread.sleep(100);
Integer i = (Integer) colorAnimator.getAnimatedValue();
// We are going from less negative value to a more negative value
assertTrue(i.intValue() <= startColor);
assertTrue(endColor <= i.intValue());
}
public void animateOpen() {
positionAndSizeAsIcon();
if (!(getParent() instanceof DragLayer)) return;
ObjectAnimator oa;
DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams();
centerAboutIcon();
if (mMode == PARTIAL_GROW) {
PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1);
PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f);
PropertyValuesHolder scaleY = PropertyValuesHolder.ofFloat("scaleY", 1.0f);
oa = ObjectAnimator.ofPropertyValuesHolder(this, alpha, scaleX, scaleY);
} else {
PropertyValuesHolder width = PropertyValuesHolder.ofInt("width", mNewSize.width());
PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", mNewSize.height());
PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", mNewSize.left);
PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", mNewSize.top);
oa = ObjectAnimator.ofPropertyValuesHolder(lp, width, height, x, y);
oa.addUpdateListener(
new AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
requestLayout();
}
});
PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f);
ObjectAnimator alphaOa = ObjectAnimator.ofPropertyValuesHolder(mContent, alpha);
alphaOa.setDuration(mExpandDuration);
alphaOa.setInterpolator(new AccelerateInterpolator(2.0f));
alphaOa.start();
}
oa.addListener(
new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
sendCustomAccessibilityEvent(
AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED,
String.format(
getContext().getString(R.string.folder_opened),
mContent.getCountX(),
mContent.getCountY()));
mState = STATE_ANIMATING;
}
@Override
public void onAnimationEnd(Animator animation) {
mState = STATE_OPEN;
Cling cling = mLauncher.showFirstRunFoldersCling();
if (cling != null) {
cling.bringToFront();
}
setFocusOnFirstChild();
}
});
oa.setDuration(mExpandDuration);
oa.start();
}
private void createCustomAnimations(LayoutTransition transition) {
// Changing while Adding
PropertyValuesHolder pvhLeft = PropertyValuesHolder.ofInt("left", 0, 1);
PropertyValuesHolder pvhTop = PropertyValuesHolder.ofInt("top", 0, 1);
PropertyValuesHolder pvhRight = PropertyValuesHolder.ofInt("right", 0, 1);
PropertyValuesHolder pvhBottom = PropertyValuesHolder.ofInt("bottom", 0, 1);
PropertyValuesHolder pvhScaleX = PropertyValuesHolder.ofFloat("scaleX", 1f, 0f, 1f);
PropertyValuesHolder pvhScaleY = PropertyValuesHolder.ofFloat("scaleY", 1f, 0f, 1f);
customChangingAppearingAnim =
ObjectAnimator.ofPropertyValuesHolder(
this, pvhLeft, pvhTop, pvhRight, pvhBottom, pvhScaleX, pvhScaleY)
.setDuration(transition.getDuration(LayoutTransition.CHANGE_APPEARING));
customChangingAppearingAnim.addListener(
new AnimatorListenerAdapter() {
public void onAnimationEnd(Animator anim) {
View view = (View) ((ObjectAnimator) anim).getTarget();
view.setScaleX(1f);
view.setScaleY(1f);
}
});
// Changing while Removing
Keyframe kf0 = Keyframe.ofFloat(0f, 0f);
Keyframe kf1 = Keyframe.ofFloat(.9999f, 360f);
Keyframe kf2 = Keyframe.ofFloat(1f, 0f);
PropertyValuesHolder pvhRotation = PropertyValuesHolder.ofKeyframe("rotation", kf0, kf1, kf2);
customChangingDisappearingAnim =
ObjectAnimator.ofPropertyValuesHolder(
this, pvhLeft, pvhTop, pvhRight, pvhBottom, pvhRotation)
.setDuration(transition.getDuration(LayoutTransition.CHANGE_DISAPPEARING));
customChangingDisappearingAnim.addListener(
new AnimatorListenerAdapter() {
public void onAnimationEnd(Animator anim) {
View view = (View) ((ObjectAnimator) anim).getTarget();
view.setRotation(0f);
}
});
// Adding
customAppearingAnim =
ObjectAnimator.ofFloat(null, "rotationY", 90f, 0f)
.setDuration(transition.getDuration(LayoutTransition.APPEARING));
customAppearingAnim.addListener(
new AnimatorListenerAdapter() {
public void onAnimationEnd(Animator anim) {
View view = (View) ((ObjectAnimator) anim).getTarget();
view.setRotationY(0f);
}
});
// Removing
customDisappearingAnim =
ObjectAnimator.ofFloat(null, "rotationX", 0f, 90f)
.setDuration(transition.getDuration(LayoutTransition.DISAPPEARING));
customDisappearingAnim.addListener(
new AnimatorListenerAdapter() {
public void onAnimationEnd(Animator anim) {
View view = (View) ((ObjectAnimator) anim).getTarget();
view.setRotationX(0f);
}
});
}
public void snapToWidget(boolean animate) {
final DragLayer.LayoutParams lp = (DragLayer.LayoutParams) getLayoutParams();
int newWidth =
mWidgetView.getWidth() + 2 * mBackgroundPadding - mWidgetPaddingLeft - mWidgetPaddingRight;
int newHeight =
mWidgetView.getHeight() + 2 * mBackgroundPadding - mWidgetPaddingTop - mWidgetPaddingBottom;
mTmpPt[0] = mWidgetView.getLeft();
mTmpPt[1] = mWidgetView.getTop();
mDragLayer.getDescendantCoordRelativeToSelf(mCellLayout.getShortcutsAndWidgets(), mTmpPt);
int newX = mTmpPt[0] - mBackgroundPadding + mWidgetPaddingLeft;
int newY = mTmpPt[1] - mBackgroundPadding + mWidgetPaddingTop;
// We need to make sure the frame's touchable regions lie fully within the bounds of the
// DragLayer. We allow the actual handles to be clipped, but we shift the touch regions
// down accordingly to provide a proper touch target.
if (newY < 0) {
// In this case we shift the touch region down to start at the top of the DragLayer
mTopTouchRegionAdjustment = -newY;
} else {
mTopTouchRegionAdjustment = 0;
}
if (newY + newHeight > mDragLayer.getHeight()) {
// In this case we shift the touch region up to end at the bottom of the DragLayer
mBottomTouchRegionAdjustment = -(newY + newHeight - mDragLayer.getHeight());
} else {
mBottomTouchRegionAdjustment = 0;
}
if (!animate) {
lp.width = newWidth;
lp.height = newHeight;
lp.x = newX;
lp.y = newY;
mLeftHandle.setAlpha(1.0f);
mRightHandle.setAlpha(1.0f);
mTopHandle.setAlpha(1.0f);
mBottomHandle.setAlpha(1.0f);
requestLayout();
} else {
PropertyValuesHolder width = PropertyValuesHolder.ofInt("width", lp.width, newWidth);
PropertyValuesHolder height = PropertyValuesHolder.ofInt("height", lp.height, newHeight);
PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", lp.x, newX);
PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", lp.y, newY);
ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(lp, this, width, height, x, y);
ObjectAnimator leftOa = LauncherAnimUtils.ofFloat(mLeftHandle, "alpha", 1.0f);
ObjectAnimator rightOa = LauncherAnimUtils.ofFloat(mRightHandle, "alpha", 1.0f);
ObjectAnimator topOa = LauncherAnimUtils.ofFloat(mTopHandle, "alpha", 1.0f);
ObjectAnimator bottomOa = LauncherAnimUtils.ofFloat(mBottomHandle, "alpha", 1.0f);
oa.addUpdateListener(
new AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
requestLayout();
}
});
AnimatorSet set = LauncherAnimUtils.createAnimatorSet();
if (mResizeMode == AppWidgetProviderInfo.RESIZE_VERTICAL) {
set.playTogether(oa, topOa, bottomOa);
} else if (mResizeMode == AppWidgetProviderInfo.RESIZE_HORIZONTAL) {
set.playTogether(oa, leftOa, rightOa);
} else {
set.playTogether(oa, leftOa, rightOa, topOa, bottomOa);
}
set.setDuration(SNAP_DURATION);
set.start();
}
}
protected void changeZDepth(ZDepth zDepth) {
int newAlphaTopShadow = zDepth.getAlphaTopShadow();
int newAlphaBottomShadow = zDepth.getAlphaBottomShadow();
float newOffsetYTopShadow = zDepth.getOffsetYTopShadowPx(getContext());
float newOffsetYBottomShadow = zDepth.getOffsetYBottomShadowPx(getContext());
float newBlurTopShadow = zDepth.getBlurTopShadowPx(getContext());
float newBlurBottomShadow = zDepth.getBlurBottomShadowPx(getContext());
if (!mZDepthDoAnimation) {
mZDepthParam.mAlphaTopShadow = newAlphaTopShadow;
mZDepthParam.mAlphaBottomShadow = newAlphaBottomShadow;
mZDepthParam.mOffsetYTopShadowPx = newOffsetYTopShadow;
mZDepthParam.mOffsetYBottomShadowPx = newOffsetYBottomShadow;
mZDepthParam.mBlurTopShadowPx = newBlurTopShadow;
mZDepthParam.mBlurBottomShadowPx = newBlurBottomShadow;
mShadow.setParameter(
mZDepthParam,
mZDepthPaddingLeft,
mZDepthPaddingTop,
getWidth() - mZDepthPaddingRight,
getHeight() - mZDepthPaddingBottom);
invalidate();
return;
}
int nowAlphaTopShadow = mZDepthParam.mAlphaTopShadow;
int nowAlphaBottomShadow = mZDepthParam.mAlphaBottomShadow;
float nowOffsetYTopShadow = mZDepthParam.mOffsetYTopShadowPx;
float nowOffsetYBottomShadow = mZDepthParam.mOffsetYBottomShadowPx;
float nowBlurTopShadow = mZDepthParam.mBlurTopShadowPx;
float nowBlurBottomShadow = mZDepthParam.mBlurBottomShadowPx;
PropertyValuesHolder alphaTopShadowHolder =
PropertyValuesHolder.ofInt(
ANIM_PROPERTY_ALPHA_TOP_SHADOW, nowAlphaTopShadow, newAlphaTopShadow);
PropertyValuesHolder alphaBottomShadowHolder =
PropertyValuesHolder.ofInt(
ANIM_PROPERTY_ALPHA_BOTTOM_SHADOW, nowAlphaBottomShadow, newAlphaBottomShadow);
PropertyValuesHolder offsetTopShadowHolder =
PropertyValuesHolder.ofFloat(
ANIM_PROPERTY_OFFSET_TOP_SHADOW, nowOffsetYTopShadow, newOffsetYTopShadow);
PropertyValuesHolder offsetBottomShadowHolder =
PropertyValuesHolder.ofFloat(
ANIM_PROPERTY_OFFSET_BOTTOM_SHADOW, nowOffsetYBottomShadow, newOffsetYBottomShadow);
PropertyValuesHolder blurTopShadowHolder =
PropertyValuesHolder.ofFloat(
ANIM_PROPERTY_BLUR_TOP_SHADOW, nowBlurTopShadow, newBlurTopShadow);
PropertyValuesHolder blurBottomShadowHolder =
PropertyValuesHolder.ofFloat(
ANIM_PROPERTY_BLUR_BOTTOM_SHADOW, nowBlurBottomShadow, newBlurBottomShadow);
ValueAnimator anim =
ValueAnimator.ofPropertyValuesHolder(
alphaTopShadowHolder,
alphaBottomShadowHolder,
offsetTopShadowHolder,
offsetBottomShadowHolder,
blurTopShadowHolder,
blurBottomShadowHolder);
anim.setDuration(mZDepthAnimDuration);
anim.setInterpolator(new LinearInterpolator());
anim.addUpdateListener(
new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
int alphaTopShadow =
(Integer) animation.getAnimatedValue(ANIM_PROPERTY_ALPHA_TOP_SHADOW);
int alphaBottomShadow =
(Integer) animation.getAnimatedValue(ANIM_PROPERTY_ALPHA_BOTTOM_SHADOW);
float offsetTopShadow =
(Float) animation.getAnimatedValue(ANIM_PROPERTY_OFFSET_TOP_SHADOW);
float offsetBottomShadow =
(Float) animation.getAnimatedValue(ANIM_PROPERTY_OFFSET_BOTTOM_SHADOW);
float blurTopShadow = (Float) animation.getAnimatedValue(ANIM_PROPERTY_BLUR_TOP_SHADOW);
float blurBottomShadow =
(Float) animation.getAnimatedValue(ANIM_PROPERTY_BLUR_BOTTOM_SHADOW);
mZDepthParam.mAlphaTopShadow = alphaTopShadow;
mZDepthParam.mAlphaBottomShadow = alphaBottomShadow;
mZDepthParam.mOffsetYTopShadowPx = offsetTopShadow;
mZDepthParam.mOffsetYBottomShadowPx = offsetBottomShadow;
mZDepthParam.mBlurTopShadowPx = blurTopShadow;
mZDepthParam.mBlurBottomShadowPx = blurBottomShadow;
mShadow.setParameter(
mZDepthParam,
mZDepthPaddingLeft,
mZDepthPaddingTop,
getWidth() - mZDepthPaddingRight,
getHeight() - mZDepthPaddingBottom);
invalidate();
}
});
anim.start();
}