GroupManager class

If you need to group your entities together, e.g. tanks going into "units" group or explosions into "effects", then use this manager. You must retrieve it using world instance.

An int can only belong to several groups (0,n) at a time.

Inheritance

Constructors

GroupManager()
Creates the GroupManager.

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
world → World
The World where this manager resides.
no setterinherited

Methods

add(int entity, String group) → void
Set the group of the entity.
added(int entity) → void
Called when an entity is added to the world.
inherited
deleted(int entity) → void
Called when an entity is being deleted from the world.
override
destroy() → void
Called when the world gets destroyed. Override if you need to clean up your manager.
inherited
getEntities(String group) → Iterable<int>
Get all entities that belong to the provided group.
getGroups(int entity) → Iterable<String>?
Returns the groups the entity belongs to, null if none.
initialize() → void
Override to implement code that gets executed when managers are initialized.
inherited
isInAnyGroup(int entity) → bool
Checks if the entity belongs to any group.
isInGroup(int entity, String group) → bool
Check if the entity is in the supplied group.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
remove(int entity, String group) → void
Remove the entity from the specified group.
removeFromAllGroups(int entity) → void
Remove entity from all existing groups.
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited