private void DeleteElement(HookElement el)
{
if (BackgroundIndicators.Contains(el))
{
BackgroundIndicators.Remove(el);
BackgroundIndLayer.RemoveVisual(el.IndicatorVisual);
}
if (ForegroundIndicators.Contains(el))
{
ForegroundIndicators.Remove(el);
ForegroundIndLayer.RemoveVisual(el.IndicatorVisual);
}
ResetPricesTimes();
ResetHooks();
}
public void AddElement(HookElement el)
{
el.SetChart(Chart);
el.SetDeleteAction(DeleteElement);
el.Moving += MoveIndicator;
ForegroundIndicators.Add(el);
ForegroundIndLayer.AddVisual(el.IndicatorVisual);
if (el is Painting)
{
PricesCanvas.AddVisual(el.PriceVisual);
TimesCanvas.AddVisual(el.TimeVisual);
}
ResetHooks();
el.Rendering();
}
private void MoveIndicator(HookElement element, int i)
{
if (ForegroundIndicators.Contains(element))
{
switch (i)
{
case 2:
{
i = ForegroundIndicators.IndexOf(element);
if (i == ForegroundIndicators.Count - 1) return;
ForegroundIndicators.Remove(element);
ForegroundIndicators.Add(element);
ResetVisualsForeground();
}
break;
case 1:
{
i = ForegroundIndicators.IndexOf(element);
if (i == ForegroundIndicators.Count - 1) return;
ForegroundIndicators.Remove(element);
ForegroundIndicators.Insert(i + 1, element);
ResetVisualsForeground();
}
break;
case -1:
{
i = ForegroundIndicators.IndexOf(element);
if (i == 0)
{
ForegroundIndicators.Remove(element);
BackgroundIndicators.Add(element);
ResetVisuals();
}
else
{
ForegroundIndicators.Remove(element);
ForegroundIndicators.Insert(i - 1, element);
ResetVisualsForeground();
}
}
break;
case -2:
{
ForegroundIndicators.Remove(element);
BackgroundIndicators.Insert(0, element);
ResetVisuals();
}
break;
}
}
else
{
switch (i)
{
case 2:
{
BackgroundIndicators.Remove(element);
ForegroundIndicators.Add(element);
ResetVisuals();
}
break;
case 1:
{
i = BackgroundIndicators.IndexOf(element);
if (i == BackgroundIndicators.Count - 1)
{
BackgroundIndicators.Remove(element);
ForegroundIndicators.Insert(0, element);
ResetVisuals();
}
else
{
BackgroundIndicators.Remove(element);
BackgroundIndicators.Insert(i + 1, element);
ResetVisualsBackground();
}
}
break;
case -1:
{
i = BackgroundIndicators.IndexOf(element);
if (i == 0) return;
BackgroundIndicators.Remove(element);
BackgroundIndicators.Insert(i - 1, element);
ResetVisualsBackground();
}
break;
case -2:
{
i = BackgroundIndicators.IndexOf(element);
if (i == 0) return;
BackgroundIndicators.Remove(element);
BackgroundIndicators.Insert(0, element);
ResetVisualsBackground();
}
break;
}
}
}
