void InitializePositionVars()
{
/* The the reference of canvas plane */
_parentCanvas = GetComponentInParent <Canvas>();
/* Get the max position of canvas plane in the canvas space.
* Assume that the origin of the canvas space is at the center of canvas plane. */
RectTransform rectTransform = _parentCanvas.GetComponent <RectTransform>();
canvasMaxPos_L = new Vector2(rectTransform.rect.width / 2, rectTransform.rect.height / 2);
listBoxes = new List <ListBox>();
for (int i = 0; i < listBank.GetListLength(); i++)
{
GameObject listBox = Instantiate(box, box.transform.position, Quaternion.identity, parent);
listBoxes.Add(listBox.GetComponent <ListBox>());
//listBoxes = new ListBox[]{listBox.GetComponent<ListBox>()};
}
unitPos_L = canvasMaxPos_L / boxGapFactor;
lowerBoundPos_L = unitPos_L * (-1 * listBoxes.Count / 2 - 1);
upperBoundPos_L = unitPos_L * (listBoxes.Count / 2 + 1);
// If there are even number of ListBoxes, narrow the boundary for 1 unitPos.
if ((listBoxes.Count & 0x1) == 0)
{
lowerBoundPos_L += unitPos_L / 2;
upperBoundPos_L -= unitPos_L / 2;
}
}
/* Initialize the content of ListBox.
*/
void InitialContent()
{
// Get the content ID of the centered box
_contentID = _positionCtrl.centeredContentID;
// Adjust the contentID accroding to its initial order.
_contentID += listBoxID - _positionCtrl.listBoxes.Length / 2;
// In the linear mode, disable the box if needed
if (_positionCtrl.listType == ListPositionCtrl.ListType.Linear)
{
// Disable the boxes at the upper half of the list
// which will hold the item at the tail of the contents.
if (_contentID < 0)
{
_positionCtrl.numOfUpperDisabledBoxes += 1;
gameObject.SetActive(false);
}
// Disable the box at the lower half of the list
// which will hold the repeated item.
else if (_contentID >= _listBank.GetListLength())
{
_positionCtrl.numOfLowerDisabledBoxes += 1;
gameObject.SetActive(false);
}
}
// Round the content id
while (_contentID < 0)
{
_contentID += _listBank.GetListLength();
}
_contentID = _contentID % _listBank.GetListLength();
UpdateDisplayContent();
}
