////@Override
public void onSpringUpdate(Spring spring)
{
// Get the control spring index and update the endValue of each spring above and below it in the
// spring collection triggering a cascading effect.
int idx = mSprings.ToList <Spring>().IndexOf(spring);
SpringListener listener = mListeners.ElementAt <SpringListener>(idx);
int above = -1;
int below = -1;
if (idx == mControlSpringIndex)
{
below = idx - 1;
above = idx + 1;
}
else if (idx < mControlSpringIndex)
{
below = idx - 1;
}
else if (idx > mControlSpringIndex)
{
above = idx + 1;
}
if (above > -1 && above < mSprings.Count)
{
mSprings.ElementAtOrDefault(above).setEndValue(spring.getCurrentValue());
}
if (below > -1 && below < mSprings.Count)
{
mSprings.ElementAtOrDefault(below).setEndValue(spring.getCurrentValue());
}
listener.onSpringUpdate(spring);
}
/**
* remove a listener
* @param listenerToRemove to remove
* @return the spring for chaining
*/
public Spring removeListener(SpringListener listenerToRemove)
{
if (listenerToRemove == null)
{
throw new IllegalArgumentException("listenerToRemove is required");
}
mListeners.Remove(listenerToRemove);
return(this);
}
/** listeners **/
/**
* add a listener
* @param newListener to add
* @return the spring for chaining
*/
public Spring addListener(SpringListener newListener)
{
if (newListener == null)
{
throw new IllegalArgumentException("newListener is required");
}
mListeners.Add(newListener);
return(this);
}
/**
* Add a spring to the chain that will callback to the provided listener.
* @param listener the listener to notify for this Spring in the chain
* @return this SpringChain for chaining
*/
public SpringChain addSpring(SpringListener listener)
{
// We listen to each spring added to the SpringChain and dynamically chain the springs together
// whenever the control spring state is modified.
Spring spring = mSpringSystem
.createSpring()
.addListener(this)
.setSpringConfig(mAttachmentSpringConfig);
mSprings.Add(spring);
mListeners.Add(listener);
return(this);
}
