public void OnDrag(PointerEventData eventData)
{
if (!_onDrag)
{
return;
}
transform.position = new Vector2(transform.position.x + eventData.delta.x, transform.position.y + eventData.delta.y);
if (eventData.pointerEnter && eventData.pointerEnter.name == "ScrollSlot")
{
ScrollSlot sSlot = eventData.pointerEnter.gameObject.GetComponent <ScrollSlot>();
if (sSlot)
{
_newScrollSlot = sSlot;
}
}
else if (eventData.pointerEnter && eventData.pointerEnter.name == "ScrollImage")
{
ScrollElement sRlement = eventData.pointerEnter.GetComponentInParent <ScrollElement>();
ScrollSlot sSlot = null;
if (sRlement)
{
sSlot = sRlement.GetScrollSlot();
}
if (sSlot)
{
_newScrollSlot = sSlot;
}
}
else
{
_newScrollSlot = null;
}
}
public void RemoveFromSlot()
{
if (_scrollSlot)
{
_scrollSlot.RemoveFromSlot();
}
_scrollSlot = null;
transform.SetParent(_startParent);
}
public void OnEndDrag(PointerEventData eventData)
{
if (!_onDrag)
{
return;
}
if (_newScrollSlot && _newScrollSlot.ValidForChangeSlotSpell())
{
Image.raycastTarget = true;
if (_newScrollSlot)
{
if (_scrollSlot)
{
_scrollSlot.RemoveFromSlot();
}
transform.SetParent(_newScrollSlot.transform);
transform.SetAsFirstSibling();
_newScrollSlot.AddToSlot(this);
_scrollSlot = _newScrollSlot;
_newScrollSlot = null;
}
else
{
if (_scrollSlot)
{
_scrollSlot.RemoveFromSlot();
}
_scrollSlot = null;
transform.SetParent(_startParent);
}
}
else
{
if (_scrollSlot)
{
_scrollSlot.RemoveFromSlot();
}
Image.raycastTarget = true;
_scrollSlot = null;
transform.SetParent(_startParent);
}
_onDrag = false;
}
private async void ScrollThread()
{
int scrollPostion = 0;
Queue <Headline> headlineQueue = new Queue <Headline>();
scrollSlots = new List <ScrollSlot>();
for (byte i = 0; i < maxScrollSlots; i++)
{
ScrollSlot scrollslot = new ScrollSlot(i * (fontsize + margin), new Headline(string.Empty, string.Empty, new DateTime()));
scrollSlots.Add(scrollslot);
}
while (true)
{
headlineBox.Children.Clear();
while (state)
{
if (headlineQueue.Count == 0)
{
foreach (Headline hl in headlines)
{
headlineQueue.Enqueue(hl);
}
}
headlineBox.Children.Clear();
foreach (ScrollSlot sl in scrollSlots)
{
int currentPosition = sl.lastPosition;
int newPosition = ((sl.position + scrollPostion) % ((int)widgetBox.Height + (fontsize))) - (fontsize + margin);
if (newPosition < currentPosition && headlineQueue.Count > 0) //slot is naar boven gesprongen
{
sl.headline = headlineQueue.Dequeue();
}
TextBlock tb = new TextBlock();
tb.FontSize = fontsize;
tb.Foreground = new SolidColorBrush(Colors.White);
tb.Padding = new Thickness(0, 0, 70, 0);
tb.TextAlignment = TextAlignment.Right;
tb.Text = sl.headline.ToString();
tb.Margin = new Thickness(20, newPosition, 0, 0);
tb.TextWrapping = TextWrapping.WrapWholeWords;
TextBlock date = new TextBlock();
date.FontSize = fontsize;
date.FontWeight = FontWeights.Bold;
date.Foreground = new SolidColorBrush(Colors.White);
date.TextAlignment = TextAlignment.Right;
if (sl.headline.date.ToString("H:mm") != "0:00")
{
date.Text = sl.headline.date.ToString("H:mm");
}
date.Margin = new Thickness(0, newPosition, 0, 0);
date.TextWrapping = TextWrapping.WrapWholeWords;
sl.lastPosition = newPosition;
headlineBox.Children.Add(tb);
headlineBox.Children.Add(date);
}
scrollPostion += 1;
await Task.Delay(TimeSpan.FromMilliseconds(35));
}
await Task.Delay(TimeSpan.FromMilliseconds(35));
}
}
