protected override void OnExecuteEvent(VEntity entity)
{
MovementEvent moveEvent = VEntityComponentSystemManager.GetVComponent <MovementEvent>(entity);
PositionTrackSystem positionTrackSystem = ecsManager.GetSystem <PositionTrackSystem>();
// check to make sure that the square is unoccupied
bool isUnoccupied = true;
foreach (VEntity v in positionTrackSystem.GetAtCoord(moveEvent.targetCoord))
{
if (VEntityComponentSystemManager.HasVComponent <MovementBlockComponent>(v))
{
isUnoccupied = false;
}
}
if (isUnoccupied)
{
PositionComponent movedPosition = ecsManager.GetVComponent <PositionComponent>(moveEvent.sourceId);
Coord prevPosition = movedPosition.position;
movedPosition.position = moveEvent.targetCoord;
positionTrackSystem.Update(movedPosition.position, moveEvent.sourceId);
ecsManager.QueueAnimationEvent(ecsManager.CreateEntity("MoveAnim", component: new MovementAnimationEvent {
entityToMove = moveEvent.sourceId,
from = prevPosition,
to = moveEvent.targetCoord
}));
}
}
public VEntity GetCellAtCoord(Coord c)
{
PositionTrackSystem positionTracker = ecsManager.GetSystem <PositionTrackSystem>();
IEnumerable <VEntity> entitiesAtCoord = positionTracker.GetAtCoord(c);
foreach (VEntity v in entitiesAtCoord)
{
if (v.HasVComponent <TerrainCellComponent>())
{
return(v);
}
}
return(null);
}
