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class ArrowManagerBase
{
protected const int VERSION = 2;
protected ref array<EntityAI> m_Arrows;
protected EntityAI m_Owner;
void ArrowManagerBase(EntityAI owner)
{
m_Owner = owner;
m_Arrows = new array<EntityAI>();
}
void AddArrow(EntityAI arrow)
{
m_Arrows.Insert(arrow);
}
void RemoveArrow(EntityAI arrow)
{
m_Arrows.RemoveItem(arrow);
}
void ClearArrows()
{
foreach (EntityAI arrow : m_Arrows)
{
if (arrow)
arrow.DeleteSafe();
}
m_Arrows.Clear();
}
int GetArrowsCount()
{
return m_Arrows.Count();
}
void DropArrow(int index)
{
if (m_Arrows.Count() > index)
{
EntityAI arrow = m_Arrows.Get(index);
vector pos = arrow.GetPosition();
m_Owner.RemoveChild(arrow);
vector m4[4];
Math3D.MatrixIdentity4(m4);
m4[3] = pos;
arrow.PlaceOnSurfaceRotated(m4, pos);
arrow.SetTransform(m4);
arrow.PlaceOnSurface();
}
}
void DropFirstArrow()
{
DropArrow(0);
}
void DropAllArrows()
{
for (int i = m_Arrows.Count() - 1; i >= 0 ; i--)
{
DropArrow(i);
}
}
EntityAI GetArrow(int index)
{
if (m_Arrows.Count() > index)
{
return m_Arrows.Get(index);
}
return null;
}
EntityAI GetFirstArrow()
{
if (m_Arrows.Count())
{
return m_Arrows.Get(0);
}
return null;
}
EntityAI AcquireFirstArrow(bool keepTransform = false)
{
EntityAI entity = GetFirstArrow();
m_Owner.RemoveChild(entity, keepTransform);
return entity;
}
} |