Examples with ItemDespawnEvent cn.nukkit.event.entity.ItemDespawnEvent used on opensource projects

Example 1 with ItemDespawnEvent

use of cn.nukkit.event.entity.ItemDespawnEvent in project Nukkit by Nukkit.

the class EntityItem method onUpdate.

@Override
public boolean onUpdate(int currentTick) {
    if (this.closed) {
        return false;
    }
    int tickDiff = currentTick - this.lastUpdate;
    if (tickDiff <= 0 && !this.justCreated) {
        return true;
    }
    this.lastUpdate = currentTick;
    this.timing.startTiming();
    boolean hasUpdate = this.entityBaseTick(tickDiff);
    if (this.isAlive()) {
        if (this.pickupDelay > 0 && this.pickupDelay < 32767) {
            this.pickupDelay -= tickDiff;
            if (this.pickupDelay < 0) {
                this.pickupDelay = 0;
            }
        } else {
            for (Entity entity : this.level.getNearbyEntities(this.boundingBox.grow(1, 0.5, 1), this)) {
                if (entity instanceof Player) {
                    if (((Player) entity).pickupEntity(this, true)) {
                        return true;
                    }
                }
            }
        }
        this.motionY -= this.getGravity();
        if (this.checkObstruction(this.x, this.y, this.z)) {
            hasUpdate = true;
        }
        this.move(this.motionX, this.motionY, this.motionZ);
        double friction = 1 - this.getDrag();
        if (this.onGround && (Math.abs(this.motionX) > 0.00001 || Math.abs(this.motionZ) > 0.00001)) {
            friction *= this.getLevel().getBlock(this.temporalVector.setComponents((int) Math.floor(this.x), (int) Math.floor(this.y - 1), (int) Math.floor(this.z) - 1)).getFrictionFactor();
        }
        this.motionX *= friction;
        this.motionY *= 1 - this.getDrag();
        this.motionZ *= friction;
        if (this.onGround) {
            this.motionY *= -0.5;
        }
        this.updateMovement();
        if (this.age > 6000) {
            ItemDespawnEvent ev = new ItemDespawnEvent(this);
            this.server.getPluginManager().callEvent(ev);
            if (ev.isCancelled()) {
                this.age = 0;
            } else {
                this.kill();
                hasUpdate = true;
            }
        }
    }
    this.timing.stopTiming();
    return hasUpdate || !this.onGround || Math.abs(this.motionX) > 0.00001 || Math.abs(this.motionY) > 0.00001 || Math.abs(this.motionZ) > 0.00001;
}