private static IEnumerable <IEntity> GetFilteredEntities(IEntityPool pool, EntityFilterInfo filter)
{
var entities = pool.GetAll();
if (filter.Type != null)
{
entities = entities.Where(e => e.Name == filter.Type);
}
if (filter.Direction != null)
{
entities = entities.Where(e => e.Direction == filter.Direction);
}
if (filter.Position != null)
{
if (filter.Position.X != null)
{
if (filter.Position.X.Min.HasValue)
{
entities = entities.Where(e => {
var pos = e.GetComponent <PositionComponent>();
return(pos == null || pos.X >= filter.Position.X.Min.Value);
});
}
if (filter.Position.X.Max.HasValue)
{
entities = entities.Where(e => {
var pos = e.GetComponent <PositionComponent>();
return(pos == null || pos.X <= filter.Position.X.Max.Value);
});
}
}
if (filter.Position.Y != null)
{
if (filter.Position.Y.Min.HasValue)
{
entities = entities.Where(e => {
var pos = e.GetComponent <PositionComponent>();
return(pos == null || pos.Y >= filter.Position.Y.Min.Value);
});
}
if (filter.Position.Y.Max.HasValue)
{
entities = entities.Where(e => {
var pos = e.GetComponent <PositionComponent>();
return(pos == null || pos.Y <= filter.Position.Y.Max.Value);
});
}
}
}
return(entities);
}
private static IEnumerable<IEntity> GetFilteredEntities(IEntityPool pool, EntityFilterInfo filter)
{
var entities = pool.GetAll();
if (filter.Type != null)
entities = entities.Where(e => e.Name == filter.Type);
if (filter.Direction != null)
entities = entities.Where(e => e.Direction == filter.Direction);
if (filter.Position != null)
{
if (filter.Position.X != null)
{
if (filter.Position.X.Min.HasValue)
entities = entities.Where(e => {
var pos = e.GetComponent<PositionComponent>();
return pos == null || pos.X >= filter.Position.X.Min.Value;
});
if (filter.Position.X.Max.HasValue)
entities = entities.Where(e => {
var pos = e.GetComponent<PositionComponent>();
return pos == null || pos.X <= filter.Position.X.Max.Value;
});
}
if (filter.Position.Y != null)
{
if (filter.Position.Y.Min.HasValue)
entities = entities.Where(e => {
var pos = e.GetComponent<PositionComponent>();
return pos == null || pos.Y >= filter.Position.Y.Min.Value;
});
if (filter.Position.Y.Max.HasValue)
entities = entities.Where(e => {
var pos = e.GetComponent<PositionComponent>();
return pos == null || pos.Y <= filter.Position.Y.Max.Value;
});
}
}
return entities;
}
public IEnumerable <IEntity> GetAll()
{
return(_basePool.GetAll());
}
