public void ChangeList(int pNewIndex)
{
DragableListSwitchDirection direction = Math.Sign(pNewIndex - CurrentListIndex) == -1
? DragableListSwitchDirection.Back
: DragableListSwitchDirection.Forward;
// Return if at the beginning or end of list
if (pNewIndex < 0 ||
pNewIndex >= _listCollection.Count)
{
return;
}
if (BeforeListChanged != null)
{
BeforeListChanged(this, new ListChangeEventArgs(direction, pNewIndex));
}
ExecuteChangeList(direction, pNewIndex);
if (AfterListChanged != null)
{
AfterListChanged(this, new ListChangeEventArgs(direction, pNewIndex));
}
}
private void ExecuteChangeList(DragableListSwitchDirection pDirection, int pNewIndex)
{
int directionSign = pDirection == DragableListSwitchDirection.Back ? -1 : 1;
var currentList = _listCollection[_currentListIndex];
var transitionList = _listCollection[pNewIndex];
transitionList.StartRender();
float length = ListOrientation == Orientation.Vertical ? this.Width : this.Height;
double j = 1;
float listShift = 0;
// fast switch
while (Math.Abs(_listShiftPx) < length)
{
if (Math.Abs(_listShiftPx) < length - 200)
{
_listShiftPx += directionSign * -100;
}
else
{
_listShiftPx += directionSign * (int)(-100 / j);
j += .5;
}
if (Math.Abs(_listShiftPx) > length)
{
_listShiftPx = Math.Sign(_listShiftPx) * length;
}
//_listShiftPx += directionSign * -10;
if (ListOrientation == Orientation.Vertical)
{
float transitionShift = _listShiftPx - (this.Width * Math.Sign(_listShiftPx));
currentList.Bounds = new Rectangle(_listShiftPx, 0, length, this.Height);
transitionList.Bounds = new Rectangle(transitionShift, 0, length, this.Height);
}
else
{
float transitionShift = _listShiftPx - (this.Height * Math.Sign(_listShiftPx));
currentList.Bounds = new Rectangle(0, _listShiftPx, this.Width, length);
transitionList.Bounds = new Rectangle(0, transitionShift, this.Width, length);
}
Thread.Sleep(10);
}
currentList.Bounds = new Rectangle(this.Width, 0, this.Width, this.Height);
transitionList.Bounds = new Rectangle(0, 0, this.Width, this.Height);
currentList.StopRenderer();
FutureListTransition = null;
_currentListIndex = pNewIndex;
_listShiftPx = 0;
}
public ListChangeEventArgs(DragableListSwitchDirection pSwitchDirection, int pNewIndex)
{
_switchDirection = pSwitchDirection;
_newIndex = pNewIndex;
}
/// <summary>
/// Moves in the provided direction as long as there is a list available
/// </summary>
private void ChangeList(DragableListSwitchDirection pDirection)
{
}
