@Override
public void setDistance(Hologram hologram, double distance) {
List<EntityArmorStand> armorStands = new ArrayList<EntityArmorStand>();
Location loc = hologram.getLocation();
for (Object as : hologram.getArmorStands()) armorStands.add((EntityArmorStand) as);
for (Player p : hologram.getPlayers()) {
for (int i = 1; i < armorStands.size(); ++i) {
EntityArmorStand beforeAs = armorStands.get(i - 1);
EntityArmorStand as = armorStands.get(i);
int newX = MathHelper.floor(loc.getX() * 32.0D);
int newY = MathHelper.floor((beforeAs.locY - distance) * 32.0D);
int newZ = MathHelper.floor(loc.getZ() * 32.0D);
PacketPlayOutEntityTeleport packet =
new PacketPlayOutEntityTeleport(
as.getId(), newX, newY, newZ, (byte) as.yaw, (byte) as.pitch, false);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
as.setLocation(as.locX, beforeAs.locY - distance, as.locZ, as.yaw, as.pitch);
}
}
}
@Override
public Object setMessage(Hologram hologram, int index, String message) {
if (index >= hologram.getArmorStands().size()) throw new IndexOutOfBoundsException();
EntityArmorStand as = (EntityArmorStand) hologram.getArmorStands().get(index);
as.setCustomName(message);
for (Player p : hologram.getPlayers()) {
PacketPlayOutEntityMetadata itemMetaDataPacket =
new PacketPlayOutEntityMetadata(as.getId(), as.getDataWatcher(), true);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(itemMetaDataPacket);
}
return as;
}
@Override
public void move(Hologram hologram, Location newLocation) {
List<EntityArmorStand> armorStands = new ArrayList<EntityArmorStand>();
for (Object as : hologram.getArmorStands()) armorStands.add((EntityArmorStand) as);
int newX = MathHelper.floor(newLocation.getX() * 32.0D);
int newZ = MathHelper.floor(newLocation.getZ() * 32.0D);
for (Player p : hologram.getPlayers()) {
for (int i = 0; i < armorStands.size(); ++i) {
EntityArmorStand as = armorStands.get(i);
double distance = i * hologram.getDistance();
int newY = MathHelper.floor((newLocation.getY() - distance) * 32.0D);
PacketPlayOutEntityTeleport packet =
new PacketPlayOutEntityTeleport(
as.getId(),
newX,
newY,
newZ,
(byte) newLocation.getYaw(),
(byte) newLocation.getPitch(),
false);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
as.setLocation(
newLocation.getX(),
newLocation.getY() - distance,
newLocation.getZ(),
newLocation.getYaw(),
newLocation.getPitch());
}
}
}
@Override
public void removeMessage(Hologram hologram, int index) {
EntityArmorStand removeArmorStand = (EntityArmorStand) hologram.getArmorStands().get(index);
List<Double> pos = new ArrayList<Double>();
for (Player p : hologram.getPlayers()) {
PacketPlayOutEntityDestroy packet = new PacketPlayOutEntityDestroy(removeArmorStand.getId());
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
}
for (int i = index + 1; i < hologram.getArmorStands().size(); ++i) {
EntityArmorStand as = (EntityArmorStand) hologram.getArmorStands().get(i);
EntityArmorStand oldAs = (EntityArmorStand) hologram.getArmorStands().get(i - 1);
int dy = MathHelper.floor(oldAs.locY * 32.0D) - MathHelper.floor(as.locY * 32.0D);
for (Player p : hologram.getPlayers()) {
if (dy >= -128 && dy < 128) {
PacketPlayOutRelEntityMove packet =
new PacketPlayOutRelEntityMove(as.getId(), (byte) 0, (byte) dy, (byte) 0, false);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
} else {
PacketPlayOutEntityTeleport packet =
new PacketPlayOutEntityTeleport(
as.getId(),
MathHelper.floor(oldAs.locX * 32.0D),
MathHelper.floor(oldAs.locY * 32.0D),
MathHelper.floor(oldAs.locZ * 32.0D),
(byte) as.yaw,
(byte) as.pitch,
false);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
}
}
pos.add(oldAs.locY);
}
// Restore the correct positions
int j = 0;
for (int i = index + 1; i < hologram.getArmorStands().size(); ++i) {
EntityArmorStand as = (EntityArmorStand) hologram.getArmorStands().get(i);
as.setLocation(as.locX, pos.get(j), as.locZ, as.yaw, as.pitch);
++j;
}
}
@Override
public Object addMessage(Hologram hologram, String message) {
EntityArmorStand lastAs =
hologram.getArmorStands().size() == 0
? null
: (EntityArmorStand) hologram.getArmorStand(hologram.getArmorStands().size() - 1);
EntityArmorStand as;
if (lastAs != null) {
as = new EntityArmorStand(lastAs.world);
as.setInvisible(true);
as.setCustomName(message);
as.setCustomNameVisible(true);
as.setSmall(true);
as.setGravity(false);
as.setLocation(
lastAs.locX, lastAs.locY - hologram.getDistance(), lastAs.locZ, lastAs.yaw, lastAs.pitch);
} else {
Location loc = hologram.getLocation();
as = new EntityArmorStand(((CraftWorld) loc.getWorld()).getHandle());
as.setInvisible(true);
as.setCustomName(message);
as.setCustomNameVisible(true);
as.setSmall(true);
as.setGravity(false);
as.setLocation(loc.getX(), loc.getY(), loc.getZ(), loc.getYaw(), loc.getPitch());
}
for (Player p : hologram.getPlayers()) {
PacketPlayOutSpawnEntityLiving packet = new PacketPlayOutSpawnEntityLiving(as);
((CraftPlayer) p).getHandle().playerConnection.sendPacket(packet);
}
return as;
}