public override bool animateChange(RecyclerView.ViewHolder oldHolder, RecyclerView.ViewHolder newHolder, int fromX, int fromY, int toX, int toY)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final float prevTranslationX = android.support.v4.view.ViewCompat.getTranslationX(oldHolder.itemView);
float prevTranslationX = ViewCompat.getTranslationX(oldHolder.itemView);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final float prevTranslationY = android.support.v4.view.ViewCompat.getTranslationY(oldHolder.itemView);
float prevTranslationY = ViewCompat.getTranslationY(oldHolder.itemView);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final float prevAlpha = android.support.v4.view.ViewCompat.getAlpha(oldHolder.itemView);
float prevAlpha = ViewCompat.getAlpha(oldHolder.itemView);
resetAnimation(oldHolder);
int deltaX = (int)(toX - fromX - prevTranslationX);
int deltaY = (int)(toY - fromY - prevTranslationY);
// recover prev translation state after ending animation
ViewCompat.setTranslationX(oldHolder.itemView, prevTranslationX);
ViewCompat.setTranslationY(oldHolder.itemView, prevTranslationY);
ViewCompat.setAlpha(oldHolder.itemView, prevAlpha);
if (newHolder != null && newHolder.itemView != null)
{
// carry over translation values
resetAnimation(newHolder);
ViewCompat.setTranslationX(newHolder.itemView, -deltaX);
ViewCompat.setTranslationY(newHolder.itemView, -deltaY);
ViewCompat.setAlpha(newHolder.itemView, 0);
}
mPendingChanges.Add(new ChangeInfo(oldHolder, newHolder, fromX, fromY, toX, toY));
return(true);
}
//JAVA TO C# CONVERTER WARNING: 'final' parameters are not available in .NET:
//ORIGINAL LINE: @Override public boolean animateAdd(final android.support.v7.widget.RecyclerView.ViewHolder holder)
public override bool animateAdd(RecyclerView.ViewHolder holder)
{
resetAnimation(holder);
ViewCompat.setAlpha(holder.itemView, 0);
mPendingAdditions.Add(holder);
return(true);
}
public override void onAnimationEnd(View view)
{
animation.Listener = null;
ViewCompat.setAlpha(view, 1);
dispatchRemoveFinished(holder);
outerInstance.mRemoveAnimations.Remove(holder);
outerInstance.dispatchFinishedWhenDone();
}
public override void onAnimationEnd(View view)
{
newViewAnimation.Listener = null;
ViewCompat.setAlpha(newView, 1);
ViewCompat.setTranslationX(newView, 0);
ViewCompat.setTranslationY(newView, 0);
dispatchChangeFinished(changeInfo.newHolder, false);
outerInstance.mChangeAnimations.Remove(changeInfo.newHolder);
outerInstance.dispatchFinishedWhenDone();
}
public override void EndAnimation(RecyclerView.ViewHolder item)
{
View view = item.itemView;
ViewCompat.Animate(view).Cancel();
if (mPendingMoves.Contains(item))
{
ViewCompat.SetTranslationY(view, 0);
ViewCompat.SetTranslationX(view, 0);
dispatchMoveFinished(item);
mPendingMoves.remove(item);
}
if (mPendingRemovals.contains(item))
{
dispatchRemoveFinished(item);
mPendingRemovals.remove(item);
}
if (mPendingAdditions.contains(item))
{
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
mPendingAdditions.remove(item);
}
if (mMoveAnimations.contains(item))
{
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item);
mMoveAnimations.remove(item);
}
if (mRemoveAnimations.contains(item))
{
ViewCompat.setAlpha(view, 1);
dispatchRemoveFinished(item);
mRemoveAnimations.remove(item);
}
if (mAddAnimations.contains(item))
{
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
mAddAnimations.remove(item);
}
dispatchFinishedWhenDone();
}
private bool endChangeAnimationIfNecessary(ChangeInfo changeInfo, RecyclerView.ViewHolder item)
{
bool oldItem = false;
if (changeInfo.newHolder == item)
{
changeInfo.newHolder = null;
}
else if (changeInfo.oldHolder == item)
{
changeInfo.oldHolder = null;
oldItem = true;
}
else
{
return(false);
}
ViewCompat.setAlpha(item.itemView, 1);
ViewCompat.setTranslationX(item.itemView, 0);
ViewCompat.setTranslationY(item.itemView, 0);
dispatchChangeFinished(item, oldItem);
return(true);
}
public override void EndAnimations()
{
int count = mPendingMoves.size();
for (int i = count - 1; i >= 0; i--)
{
MoveInfo item = mPendingMoves.get(i);
View view = item.holder.itemView;
ViewCompat.animate(view).cancel();
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item.holder);
mPendingMoves.remove(item);
}
count = mPendingRemovals.size();
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mPendingRemovals.get(i);
dispatchRemoveFinished(item);
mPendingRemovals.remove(item);
}
count = mPendingAdditions.size();
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mPendingAdditions.get(i);
View view = item.itemView;
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
mPendingAdditions.remove(item);
}
if (!isRunning())
{
return;
}
count = mMoveAnimations.size();
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mMoveAnimations.get(i);
View view = item.itemView;
ViewCompat.animate(view).cancel();
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item);
mMoveAnimations.remove(item);
}
count = mRemoveAnimations.size();
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mRemoveAnimations.get(i);
View view = item.itemView;
ViewCompat.animate(view).cancel();
ViewCompat.setAlpha(view, 1);
dispatchRemoveFinished(item);
mRemoveAnimations.remove(item);
}
count = mAddAnimations.size();
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mAddAnimations.get(i);
View view = item.itemView;
ViewCompat.animate(view).cancel();
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
mAddAnimations.remove(item);
}
mMoves.clear();
mAdditions.clear();
dispatchAnimationsFinished();
}
public override void endAnimations()
{
int count = mPendingMoves.Count;
for (int i = count - 1; i >= 0; i--)
{
MoveInfo item = mPendingMoves[i];
View view = item.holder.itemView;
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item.holder);
mPendingMoves.RemoveAt(i);
}
count = mPendingRemovals.Count;
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mPendingRemovals[i];
dispatchRemoveFinished(item);
mPendingRemovals.RemoveAt(i);
}
count = mPendingAdditions.Count;
for (int i = count - 1; i >= 0; i--)
{
RecyclerView.ViewHolder item = mPendingAdditions[i];
View view = item.itemView;
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
mPendingAdditions.RemoveAt(i);
}
count = mPendingChanges.Count;
for (int i = count - 1; i >= 0; i--)
{
endChangeAnimationIfNecessary(mPendingChanges[i]);
}
mPendingChanges.Clear();
if (!Running)
{
return;
}
int listCount = mMovesList.Count;
for (int i = listCount - 1; i >= 0; i--)
{
List <MoveInfo> moves = mMovesList[i];
count = moves.Count;
for (int j = count - 1; j >= 0; j--)
{
MoveInfo moveInfo = moves[j];
RecyclerView.ViewHolder item = moveInfo.holder;
View view = item.itemView;
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(moveInfo.holder);
moves.RemoveAt(j);
if (moves.Count == 0)
{
mMovesList.Remove(moves);
}
}
}
listCount = mAdditionsList.Count;
for (int i = listCount - 1; i >= 0; i--)
{
List <RecyclerView.ViewHolder> additions = mAdditionsList[i];
count = additions.Count;
for (int j = count - 1; j >= 0; j--)
{
RecyclerView.ViewHolder item = additions[j];
View view = item.itemView;
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
additions.RemoveAt(j);
if (additions.Count == 0)
{
mAdditionsList.Remove(additions);
}
}
}
listCount = mChangesList.Count;
for (int i = listCount - 1; i >= 0; i--)
{
List <ChangeInfo> changes = mChangesList[i];
count = changes.Count;
for (int j = count - 1; j >= 0; j--)
{
endChangeAnimationIfNecessary(changes[j]);
if (changes.Count == 0)
{
mChangesList.Remove(changes);
}
}
}
cancelAll(mRemoveAnimations);
cancelAll(mMoveAnimations);
cancelAll(mAddAnimations);
cancelAll(mChangeAnimations);
dispatchAnimationsFinished();
}
public override void endAnimation(RecyclerView.ViewHolder item)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final android.view.View view = item.itemView;
View view = item.itemView;
// this will trigger end callback which should set properties to their target values.
ViewCompat.animate(view).cancel();
onPreEndAnimation(item);
// TODO if some other animations are chained to end, how do we cancel them as well?
for (int i = mPendingMoves.Count - 1; i >= 0; i--)
{
MoveInfo moveInfo = mPendingMoves[i];
if (moveInfo.holder == item)
{
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item);
mPendingMoves.RemoveAt(i);
}
}
endChangeAnimation(mPendingChanges, item);
if (mPendingRemovals.Remove(item))
{
ViewCompat.setAlpha(view, 1);
dispatchRemoveFinished(item);
}
if (mPendingAdditions.Remove(item))
{
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
}
for (int i = mChangesList.Count - 1; i >= 0; i--)
{
List <ChangeInfo> changes = mChangesList[i];
endChangeAnimation(changes, item);
if (changes.Count == 0)
{
mChangesList.RemoveAt(i);
}
}
for (int i = mMovesList.Count - 1; i >= 0; i--)
{
List <MoveInfo> moves = mMovesList[i];
for (int j = moves.Count - 1; j >= 0; j--)
{
MoveInfo moveInfo = moves[j];
if (moveInfo.holder == item)
{
ViewCompat.setTranslationY(view, 0);
ViewCompat.setTranslationX(view, 0);
dispatchMoveFinished(item);
moves.RemoveAt(j);
if (moves.Count == 0)
{
mMovesList.RemoveAt(i);
}
break;
}
}
}
for (int i = mAdditionsList.Count - 1; i >= 0; i--)
{
List <RecyclerView.ViewHolder> additions = mAdditionsList[i];
if (additions.Remove(item))
{
ViewCompat.setAlpha(view, 1);
dispatchAddFinished(item);
if (additions.Count == 0)
{
mAdditionsList.RemoveAt(i);
}
}
}
onPostEndAnimation(item);
// animations should be ended by the cancel above.
if (mRemoveAnimations.Remove(item) && DEBUG)
{
throw new System.InvalidOperationException("after animation is cancelled, item should not be in " + "mRemoveAnimations list");
}
if (mAddAnimations.Remove(item) && DEBUG)
{
throw new System.InvalidOperationException("after animation is cancelled, item should not be in " + "mAddAnimations list");
}
if (mChangeAnimations.Remove(item) && DEBUG)
{
throw new System.InvalidOperationException("after animation is cancelled, item should not be in " + "mChangeAnimations list");
}
if (mMoveAnimations.Remove(item) && DEBUG)
{
throw new System.InvalidOperationException("after animation is cancelled, item should not be in " + "mMoveAnimations list");
}
dispatchFinishedWhenDone();
}
public override void onAnimationCancel(View view)
{
ViewCompat.setAlpha(view, 1);
}