Package dev.prozilla.pine.core.entity

Class EntityQuery

java.lang.Object

dev.prozilla.pine.core.entity.EntityQuery

All Implemented Interfaces:

Destructible

public class EntityQuery
extends Object
implements Destructible

Utility class for querying entities with specific components to be processed by a system.

Field Summary

Fields

Modifier and Type	Field	Description
final DeferredList<EntityChunk>	entityChunks	List of entities that match this query.

Constructor Summary

Constructors

Constructor	Description
EntityQuery(Class<? extends Component>[] includedComponentTypes, Class<? extends Component>[] excludedComponentTypes, boolean disposable, String tag)

Method Summary

Modifier and Type	Method	Description
void	destroy()	Removes all component groups.
boolean	hasEntityChunks()	Checks if this entity query has matched any entities.
void	print()
void	print(Logger logger)
boolean	register(Entity entity)	Checks if an entity matches this query and if it does, adds the entity to the array of matches.
boolean	unregister(Entity entity)	Unregisters an entity in this query.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

entityChunks

public final DeferredList<EntityChunk> entityChunks

List of entities that match this query.

Constructor Details

EntityQuery

public EntityQuery(Class<? extends Component>[] includedComponentTypes,
 Class<? extends Component>[] excludedComponentTypes,
 boolean disposable,
 String tag)

Method Details

destroy

public void destroy()

Removes all component groups.

Specified by:

destroy in interface Destructible

register

public boolean register(Entity entity)

Checks if an entity matches this query and if it does, adds the entity to the array of matches.

Returns:

True if the entity matches this query

unregister

public boolean unregister(Entity entity)

Unregisters an entity in this query.

Parameters:

entity - The entity

Returns:

True if this query was affected.

hasEntityChunks

public boolean hasEntityChunks()

Checks if this entity query has matched any entities.

print

public void print()

print

public void print(Logger logger)