EntityInstance

Namespace: Murder.Prefabs
Assembly: Murder.dll

public class EntityInstance : IEntity

Represents an entity as an instance placed on the map. This map may be relative to the world or another entity.

Implements: IEntity

⭐ Constructors

public EntityInstance()
public EntityInstance(string name, T? guid)

Parameters
name string
guid T?

⭐ Properties

_children

protected Dictionary<TKey, TValue> _children;

Returns
Dictionary<TKey, TValue>

_components

protected readonly Dictionary<TKey, TValue> _components;

List of custom components that difer from the parent entity.

Returns
Dictionary<TKey, TValue>

ActivateWithParent

public bool ActivateWithParent;

Whether this instance must have its activation propagated according to the parent.

TODO: We might need to revisit on whether this is okay/actually scales well.

Returns
bool

Children

public virtual ImmutableArray<T> Children { get; }

Returns
ImmutableArray<T>

Components

public virtual ImmutableArray<T> Components { get; }

Returns
ImmutableArray<T>

Guid

public virtual Guid Guid { get; }

Returns
Guid

Id

public T? Id;

Entity id, if any. This will be persisted across save files. This only exists for instances in the world.

Returns
T?

IsDeactivated

public bool IsDeactivated;

Returns whether the entity is currently deactivated once instantiated in the map.

Returns
bool

IsEmpty

public virtual bool IsEmpty { get; }

Returns
bool

Name

public virtual string Name { get; }

Returns
string

PrefabRefName

public virtual string PrefabRefName { get; }

By default, this is not based on any prefab. Return null.

Returns
string

⭐ Methods

AddOrReplaceComponentForChild(Guid, IComponent)

public virtual bool AddOrReplaceComponentForChild(Guid childGuid, IComponent component)

Parameters
childGuid Guid
component IComponent

Returns
bool

CanRemoveChild(Guid)

public virtual bool CanRemoveChild(Guid instanceGuid)

Parameters
instanceGuid Guid

Returns
bool

CanRevertComponent(Type)

public virtual bool CanRevertComponent(Type t)

Parameters
t Type

Returns
bool

HasComponent(Type)

public virtual bool HasComponent(Type type)

Returns whether an instance of exists in the list of components.

Parameters
type Type

Returns
bool

HasComponentAtChild(Guid, Type)

public virtual bool HasComponentAtChild(Guid childGuid, Type type)

Parameters
childGuid Guid
type Type

Returns
bool

IsComponentInAsset(IComponent)

public virtual bool IsComponentInAsset(IComponent c)

Returns whether a component is present in the entity asset.

Parameters
c IComponent

Returns
bool

RemoveAllComponents()

public virtual bool RemoveAllComponents()

Returns
bool

RemoveChild(Guid)

public virtual bool RemoveChild(Guid instanceGuid)

Parameters
instanceGuid Guid

Returns
bool

RemoveComponent(Type)

public virtual bool RemoveComponent(Type t)

Parameters
t Type

Returns
bool

RevertComponent(Type)

public virtual bool RevertComponent(Type t)

Parameters
t Type

Returns
bool

RevertComponentForChild(Guid, Type)

public virtual bool RevertComponentForChild(Guid childGuid, Type t)

Parameters
childGuid Guid
t Type

Returns
bool

TryGetChild(Guid, out EntityInstance&)

public virtual bool TryGetChild(Guid guid, EntityInstance& instance)

Parameters
guid Guid
instance EntityInstance&

Returns
bool

GetChild(Guid)

public virtual EntityInstance GetChild(Guid instanceGuid)

Parameters
instanceGuid Guid

Returns
EntityInstance

GetComponent(Type)

public virtual IComponent GetComponent(Type componentType)

Parameters
componentType Type

Returns
IComponent

TryGetComponentForChild(Guid, Type)

public virtual IComponent TryGetComponentForChild(Guid guid, Type t)

Parameters
guid Guid
t Type

Returns
IComponent

FetchChildren()

public virtual ImmutableArray<T> FetchChildren()

Returns
ImmutableArray<T>

GetChildComponents(Guid)

public virtual ImmutableArray<T> GetChildComponents(Guid guid)

Try to get the components for a child. TODO: Do not expose the instance children directly...? Is this only necessary for prefabs? Are we limiting the amount of children recursive to two?

Parameters
guid Guid

Returns
ImmutableArray<T>

Create(World, IEntity)

public virtual int Create(World world, IEntity parent)

Create the instance entity in the world with a specified parent.

Parameters
world World

parent IEntity

Returns
int

Create(World)

public virtual int Create(World world)

Create the instance entity in the world.

Parameters
world World

Returns
int

AddChild(EntityInstance)

public virtual void AddChild(EntityInstance asset)

Parameters
asset EntityInstance

AddOrReplaceComponent(IComponent)

public virtual void AddOrReplaceComponent(IComponent c)

Parameters
c IComponent

RemoveComponentForChild(Guid, Type)

public virtual void RemoveComponentForChild(Guid childGuid, Type t)

Parameters
childGuid Guid
t Type

SetName(string)

public virtual void SetName(string name)

Set the name of the entity instance.

Parameters
name string