package net.glowstone.entity.objects;
import com.flowpowered.network.Message;
import net.glowstone.chunk.GlowChunk.Key;
import net.glowstone.entity.GlowEntity;
import net.glowstone.entity.GlowPlayer;
import net.glowstone.entity.meta.MetadataIndex;
import net.glowstone.net.message.play.entity.EntityMetadataMessage;
import net.glowstone.net.message.play.entity.EntityTeleportMessage;
import net.glowstone.net.message.play.entity.SpawnObjectMessage;
import net.glowstone.net.message.play.player.InteractEntityMessage;
import net.glowstone.net.message.play.player.InteractEntityMessage.Action;
import org.bukkit.GameMode;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.Rotation;
import org.bukkit.block.BlockFace;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.ItemFrame;
import org.bukkit.inventory.ItemStack;
import java.util.Arrays;
import java.util.List;
public class GlowItemFrame extends GlowEntity implements ItemFrame {
private BlockFace face;
private Material itemInFrame;
private int rot;
public GlowItemFrame(GlowPlayer player, Location location, BlockFace clickedface) {
super(location);
face = clickedface;
if (player != null) { // could be Anvil loading....
if (player.getGameMode() != GameMode.CREATIVE) {
ItemStack is = player.getItemInHand();
int amount = is.getAmount();
is.setAmount(amount - 1);
if (is.getAmount() <= 0) {
is = null;
}
player.setItemInHand(is);
}
}
metadata.set(MetadataIndex.ITEM_FRAME_ROTATION, 0);
metadata.set(MetadataIndex.ITEM_FRAME_ITEM, new ItemStack(Material.AIR));
itemInFrame = Material.AIR;
}
private static byte getFacingNumber(BlockFace face) {
switch (face) {
case SOUTH:
return 0;
case WEST:
return 1;
case NORTH:
return 2;
case EAST:
return 3;
default:
return 0;
}
}
private static BlockFace getFace(int face) {
switch (face) {
case 0:
return BlockFace.SOUTH;
case 1:
return BlockFace.WEST;
case 2:
return BlockFace.NORTH;
case 3:
return BlockFace.EAST;
default:
return BlockFace.SOUTH;
}
}
// //////////////////////////////////////////////////////////////////////////
// Overrides
private static BlockFace inverseGetFace(int face) {
switch (face) {
case 0:
return BlockFace.NORTH;
case 1:
return BlockFace.EAST;
case 2:
return BlockFace.SOUTH;
case 3:
return BlockFace.WEST;
default:
return BlockFace.NORTH;
}
}
public void setItemInFrame(ItemStack is) {
if (is == null) {
is = new ItemStack(Material.AIR, 1);
}
is.setAmount(1);
itemInFrame = is.getType();
metadata.set(MetadataIndex.ITEM_FRAME_ITEM, is);
metadata.set(MetadataIndex.ITEM_FRAME_ROTATION, 0);
}
public void setItemFrameRotation(int rotation) {
metadata.set(MetadataIndex.ITEM_FRAME_ROTATION, rotation);
}
@Override
public boolean entityInteract(GlowPlayer player, InteractEntityMessage message) {
if (message.getAction() == Action.INTERACT.ordinal()) {
if (itemInFrame == Material.AIR) {
ItemStack isInHand = player.getItemInHand();
if (isInHand != null) {
setItemInFrame(isInHand);
if (player.getGameMode() != GameMode.CREATIVE) {
int amount = player.getItemInHand().getAmount();
isInHand.setAmount(amount - 1);
if (isInHand.getAmount() <= 0) {
isInHand = null;
}
player.setItemInHand(isInHand);
}
}
} else {
rot++;
if (rot > 7) {
rot = 0;
}
setItemFrameRotation(rot);
}
}
if (message.getAction() == Action.ATTACK.ordinal()) {
if (isEmpty()) {
remove();
} else {
setItemInFrame(new ItemStack(Material.AIR));
rot = 0;
}
}
return true;
}
@Override
public void pulse() {
super.pulse();
if (ticksLived % 11 == 0) {
if (location.getBlock().getRelative(face.getOppositeFace()).getType() == Material.AIR) {
world.dropItemNaturally(location, new ItemStack(Material.ITEM_FRAME));
if (!isEmpty()) {
world.dropItemNaturally(location, new ItemStack(itemInFrame));
}
remove();
}
}
}
@Override
protected void pulsePhysics() {
// item frames aren't affected by physics
}
@Override
public List<Message> createSpawnMessage() {
int yaw = 0;
switch (getFacingNumber(face)) {
case 1:
yaw = 64;
break;
case 2:
yaw = -128;
break;
case 3:
yaw = -64;
break;
case 0:
yaw = 0;
break;
}
return Arrays.asList(new SpawnObjectMessage(id, getUniqueId(), 71, location.getBlockX(), location.getBlockY(), location.getBlockZ(), 0, yaw, getFacingNumber(face), 0, 0, 0), new EntityMetadataMessage(id, metadata.getEntryList()));
}
@Override
public boolean isEmpty() {
return itemInFrame == null || itemInFrame == Material.AIR;
}
void generateTeleportMessage(BlockFace face) {
int xoffset = 0;
int zoffset = 0;
int yaw = 0;
switch (getFacingNumber(face)) {
case 1:
xoffset = -32;
yaw = 64;
break;
case 2:
zoffset = -32;
yaw = -128;
break;
case 3:
xoffset = 32;
yaw = -64;
break;
case 0:
zoffset = 32;
yaw = 0;
break;
}
Location itemframelocation = location;
Key key = new Key(itemframelocation.getBlockX() >> 4, itemframelocation.getBlockZ() >> 4);
for (GlowPlayer player : getWorld().getRawPlayers()) {
if (player.canSeeChunk(key)) {
double x = location.getX();
double y = location.getY();
double z = location.getZ();
player.getSession().send(new EntityTeleportMessage(id, x + xoffset, y, z + zoffset, yaw, 0));
}
}
}
@Override
public boolean setFacingDirection(BlockFace blockface, boolean force) {
generateTeleportMessage(blockface);
return true;
}
@Override
public void setFacingDirection(BlockFace blockface) {
generateTeleportMessage(blockface);
}
@Override
public EntityType getType() {
return EntityType.ITEM_FRAME;
}
@Override
public Location getOrigin() {
return null;
}
@Override
public BlockFace getAttachedFace() {
return inverseGetFace(getFacingNumber());
}
@Override
public BlockFace getFacing() {
return face;
}
public int getFacingNumber() {
return getFacingNumber(face);
}
public void setFacingDirectionNumber(int direction) {
face = getFace(direction);
}
@Override
public ItemStack getItem() {
return new ItemStack(itemInFrame, 1);
}
@Override
public void setItem(ItemStack is) {
setItemInFrame(is);
}
@Override
public Rotation getRotation() {
switch (rot) {
case 0:
return Rotation.NONE;
case 1:
return Rotation.CLOCKWISE_45;
case 2:
return Rotation.CLOCKWISE;
case 3:
return Rotation.CLOCKWISE_135;
case 4:
return Rotation.FLIPPED;
case 5:
return Rotation.FLIPPED_45;
case 6:
return Rotation.COUNTER_CLOCKWISE;
case 7:
return Rotation.COUNTER_CLOCKWISE_45;
}
return Rotation.NONE;
}
@Override
public void setRotation(Rotation rotation) {
rot = rotation.ordinal();
setItemFrameRotation(rot);
}
}