Examples with ReceiveEvent org.terasology.engine.entitySystem.event.ReceiveEvent used on opensource projects

Example 41 with ReceiveEvent

use of org.terasology.engine.entitySystem.event.ReceiveEvent in project Terasology by MovingBlocks.

the class LocalPlayerSystem method onUseItemButton.

@ReceiveEvent(components = CharacterComponent.class)
public void onUseItemButton(UseItemButton event, EntityRef entity, CharacterHeldItemComponent characterHeldItemComponent) {
    if (!event.isDown()) {
        return;
    }
    EntityRef selectedItemEntity = characterHeldItemComponent.selectedItem;
    if (!selectedItemEntity.exists()) {
        return;
    }
    boolean requestIsValid;
    if (networkSystem.getMode().isAuthority()) {
        // Let the ActivationRequest handler trigger the OnItemUseEvent if this is a local client
        requestIsValid = true;
    } else {
        OnItemUseEvent onItemUseEvent = new OnItemUseEvent();
        entity.send(onItemUseEvent);
        requestIsValid = !onItemUseEvent.isConsumed();
    }
    if (requestIsValid) {
        localPlayer.activateOwnedEntityAsClient(selectedItemEntity);
        entity.saveComponent(characterHeldItemComponent);
        event.consume();
    }
}

Example 42 with ReceiveEvent

use of org.terasology.engine.entitySystem.event.ReceiveEvent in project Terasology by MovingBlocks.

the class LocalPlayerSystem method onTargetChanged.

@ReceiveEvent
public void onTargetChanged(PlayerTargetChangedEvent event, EntityRef entity) {
    EntityRef target = event.getNewTarget();
    hasTarget = target.exists();
    if (hasTarget) {
        LocationComponent location = target.getComponent(LocationComponent.class);
        if (location != null) {
            BlockComponent blockComp = target.getComponent(BlockComponent.class);
            BlockRegionComponent blockRegion = target.getComponent(BlockRegionComponent.class);
            if (blockComp != null || blockRegion != null) {
                Vector3f blockPos = location.getWorldPosition(new Vector3f());
                Block block = worldProvider.getBlock(blockPos);
                aabb.set(block.getBounds(blockPos));
            } else {
                MeshComponent mesh = target.getComponent(MeshComponent.class);
                if (mesh != null && mesh.mesh != null) {
                    aabb.set(mesh.mesh.getAABB());
                    aabb.transform(new Matrix4f().translationRotateScale(location.getWorldPosition(new Vector3f()), location.getWorldRotation(new Quaternionf()), location.getWorldScale()));
                }
            }
        }
    }
}

Example 43 with ReceiveEvent

use of org.terasology.engine.entitySystem.event.ReceiveEvent in project Terasology by MovingBlocks.

the class FirstPersonClientSystem method onHeldItemChanged.

@ReceiveEvent
public void onHeldItemChanged(OnChangedComponent event, EntityRef character, CharacterHeldItemComponent heldItemComponent, CharacterComponent characterComponents) {
    if (localPlayer.getCharacterEntity().equals(character)) {
        EntityRef newItem = heldItemComponent.selectedItem;
        linkHeldItemLocationForLocalPlayer(newItem);
    }
}

Example 44 with ReceiveEvent

use of org.terasology.engine.entitySystem.event.ReceiveEvent in project Terasology by MovingBlocks.

the class Location method onDestroyed.

@ReceiveEvent
public void onDestroyed(BeforeRemoveComponent event, EntityRef entity, LocationComponent location) {
    if (location.parent.exists()) {
        removeChild(location.parent, entity);
    }
    Iterator<EntityRef> childIterator = location.getChildren().iterator();
    while (childIterator.hasNext()) {
        EntityRef child = childIterator.next();
        LocationComponent childLoc = child.getComponent(LocationComponent.class);
        if (childLoc != null) {
            Vector3f oldWorldPos = childLoc.getWorldPosition(new Vector3f());
            childLoc.parent = EntityRef.NULL;
            childLoc.setWorldPosition(oldWorldPos);
            child.saveComponent(childLoc);
        }
        childIterator.remove();
    }
}

Example 45 with ReceiveEvent

use of org.terasology.engine.entitySystem.event.ReceiveEvent in project Terasology by MovingBlocks.

the class ItemPickupAuthoritySystem method onDropItemEvent.

@ReceiveEvent
public void onDropItemEvent(DropItemEvent event, EntityRef itemEntity, ItemComponent itemComponent) {
    for (Component component : itemComponent.pickupPrefab.iterateComponents()) {
        Component componentCopy = library.getComponentLibrary().copy(component);
        if (componentCopy instanceof LocationComponent) {
            ((LocationComponent) componentCopy).setWorldPosition(event.getPosition());
        }
        itemEntity.addOrSaveComponent(componentCopy);
    }
    if (!itemEntity.hasComponent(LocationComponent.class)) {
        itemEntity.addComponent(new LocationComponent(event.getPosition()));
    }
}