package net.minecraft.world.storage;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.*;
import net.minecraft.world.World;
import net.minecraft.world.WorldSavedData;
public class MapData extends WorldSavedData
{
public int xCenter;
public int zCenter;
public int dimension;
public byte scale;
/** colours */
public byte[] colors = new byte[16384];
/**
* Holds a reference to the MapInfo of the players who own a copy of the map
*/
public List playersArrayList = new ArrayList();
/**
* Holds a reference to the players who own a copy of the map and a reference to their MapInfo
*/
private Map playersHashMap = new HashMap();
public Map playersVisibleOnMap = new LinkedHashMap();
public MapData(String par1Str)
{
super(par1Str);
}
/**
* reads in data from the NBTTagCompound into this MapDataBase
*/
public void readFromNBT(NBTTagCompound par1NBTTagCompound)
{
NBTBase dimension = par1NBTTagCompound.getTag("dimension");
if (dimension instanceof NBTTagByte)
{
this.dimension = ((NBTTagByte)dimension).data;
}
else
{
this.dimension = ((NBTTagInt)dimension).data;
}
this.xCenter = par1NBTTagCompound.getInteger("xCenter");
this.zCenter = par1NBTTagCompound.getInteger("zCenter");
this.scale = par1NBTTagCompound.getByte("scale");
if (this.scale < 0)
{
this.scale = 0;
}
if (this.scale > 4)
{
this.scale = 4;
}
short var2 = par1NBTTagCompound.getShort("width");
short var3 = par1NBTTagCompound.getShort("height");
if (var2 == 128 && var3 == 128)
{
this.colors = par1NBTTagCompound.getByteArray("colors");
}
else
{
byte[] var4 = par1NBTTagCompound.getByteArray("colors");
this.colors = new byte[16384];
int var5 = (128 - var2) / 2;
int var6 = (128 - var3) / 2;
for (int var7 = 0; var7 < var3; ++var7)
{
int var8 = var7 + var6;
if (var8 >= 0 || var8 < 128)
{
for (int var9 = 0; var9 < var2; ++var9)
{
int var10 = var9 + var5;
if (var10 >= 0 || var10 < 128)
{
this.colors[var10 + var8 * 128] = var4[var9 + var7 * var2];
}
}
}
}
}
}
/**
* write data to NBTTagCompound from this MapDataBase, similar to Entities and TileEntities
*/
public void writeToNBT(NBTTagCompound par1NBTTagCompound)
{
par1NBTTagCompound.setInteger("dimension", this.dimension);
par1NBTTagCompound.setInteger("xCenter", this.xCenter);
par1NBTTagCompound.setInteger("zCenter", this.zCenter);
par1NBTTagCompound.setByte("scale", this.scale);
par1NBTTagCompound.setShort("width", (short)128);
par1NBTTagCompound.setShort("height", (short)128);
par1NBTTagCompound.setByteArray("colors", this.colors);
}
/**
* Adds the player passed to the list of visible players and checks to see which players are visible
*/
public void updateVisiblePlayers(EntityPlayer par1EntityPlayer, ItemStack par2ItemStack)
{
if (!this.playersHashMap.containsKey(par1EntityPlayer))
{
MapInfo var3 = new MapInfo(this, par1EntityPlayer);
this.playersHashMap.put(par1EntityPlayer, var3);
this.playersArrayList.add(var3);
}
if (!par1EntityPlayer.inventory.hasItemStack(par2ItemStack))
{
this.playersVisibleOnMap.remove(par1EntityPlayer.getCommandSenderName());
}
for (int var5 = 0; var5 < this.playersArrayList.size(); ++var5)
{
MapInfo var4 = (MapInfo)this.playersArrayList.get(var5);
if (!var4.entityplayerObj.isDead && (var4.entityplayerObj.inventory.hasItemStack(par2ItemStack) || par2ItemStack.isOnItemFrame()))
{
if (!par2ItemStack.isOnItemFrame() && var4.entityplayerObj.dimension == this.dimension)
{
this.func_82567_a(0, var4.entityplayerObj.worldObj, var4.entityplayerObj.getCommandSenderName(), var4.entityplayerObj.posX, var4.entityplayerObj.posZ, (double)var4.entityplayerObj.rotationYaw);
}
}
else
{
this.playersHashMap.remove(var4.entityplayerObj);
this.playersArrayList.remove(var4);
}
}
if (par2ItemStack.isOnItemFrame())
{
this.func_82567_a(1, par1EntityPlayer.worldObj, "frame-" + par2ItemStack.getItemFrame().entityId, (double)par2ItemStack.getItemFrame().xPosition, (double)par2ItemStack.getItemFrame().zPosition, (double)(par2ItemStack.getItemFrame().hangingDirection * 90));
}
}
private void func_82567_a(int par1, World par2World, String par3Str, double par4, double par6, double par8)
{
int var10 = 1 << this.scale;
float var11 = (float)(par4 - (double)this.xCenter) / (float)var10;
float var12 = (float)(par6 - (double)this.zCenter) / (float)var10;
byte var13 = (byte)((int)((double)(var11 * 2.0F) + 0.5D));
byte var14 = (byte)((int)((double)(var12 * 2.0F) + 0.5D));
byte var16 = 63;
byte var15;
if (var11 >= (float)(-var16) && var12 >= (float)(-var16) && var11 <= (float)var16 && var12 <= (float)var16)
{
par8 += par8 < 0.0D ? -8.0D : 8.0D;
var15 = (byte)((int)(par8 * 16.0D / 360.0D));
if (par2World.provider.shouldMapSpin(par3Str, par4, par6, par8))
{
int var17 = (int)(par2World.getWorldInfo().getWorldTime() / 10L);
var15 = (byte)(var17 * var17 * 34187121 + var17 * 121 >> 15 & 15);
}
}
else
{
if (Math.abs(var11) >= 320.0F || Math.abs(var12) >= 320.0F)
{
this.playersVisibleOnMap.remove(par3Str);
return;
}
par1 = 6;
var15 = 0;
if (var11 <= (float)(-var16))
{
var13 = (byte)((int)((double)(var16 * 2) + 2.5D));
}
if (var12 <= (float)(-var16))
{
var14 = (byte)((int)((double)(var16 * 2) + 2.5D));
}
if (var11 >= (float)var16)
{
var13 = (byte)(var16 * 2 + 1);
}
if (var12 >= (float)var16)
{
var14 = (byte)(var16 * 2 + 1);
}
}
this.playersVisibleOnMap.put(par3Str, new MapCoord(this, (byte)par1, var13, var14, var15));
}
/**
* Get byte array of packet data to send to players on map for updating map data
*/
public byte[] getUpdatePacketData(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
{
MapInfo var4 = (MapInfo)this.playersHashMap.get(par3EntityPlayer);
return var4 == null ? null : var4.getPlayersOnMap(par1ItemStack);
}
/**
* Marks a vertical range of pixels as being modified so they will be resent to clients. Parameters: X, lowest Y,
* highest Y
*/
public void setColumnDirty(int par1, int par2, int par3)
{
super.markDirty();
for (int var4 = 0; var4 < this.playersArrayList.size(); ++var4)
{
MapInfo var5 = (MapInfo)this.playersArrayList.get(var4);
if (var5.field_76209_b[par1] < 0 || var5.field_76209_b[par1] > par2)
{
var5.field_76209_b[par1] = par2;
}
if (var5.field_76210_c[par1] < 0 || var5.field_76210_c[par1] < par3)
{
var5.field_76210_c[par1] = par3;
}
}
}
@SideOnly(Side.CLIENT)
/**
* Updates the client's map with information from other players in MP
*/
public void updateMPMapData(byte[] par1ArrayOfByte)
{
int var2;
if (par1ArrayOfByte[0] == 0)
{
var2 = par1ArrayOfByte[1] & 255;
int var3 = par1ArrayOfByte[2] & 255;
for (int var4 = 0; var4 < par1ArrayOfByte.length - 3; ++var4)
{
this.colors[(var4 + var3) * 128 + var2] = par1ArrayOfByte[var4 + 3];
}
this.markDirty();
}
else if (par1ArrayOfByte[0] == 1)
{
this.playersVisibleOnMap.clear();
for (var2 = 0; var2 < (par1ArrayOfByte.length - 1) / 3; ++var2)
{
byte var7 = (byte)(par1ArrayOfByte[var2 * 3 + 1] >> 4);
byte var8 = par1ArrayOfByte[var2 * 3 + 2];
byte var5 = par1ArrayOfByte[var2 * 3 + 3];
byte var6 = (byte)(par1ArrayOfByte[var2 * 3 + 1] & 15);
this.playersVisibleOnMap.put("icon-" + var2, new MapCoord(this, var7, var8, var5, var6));
}
}
else if (par1ArrayOfByte[0] == 2)
{
this.scale = par1ArrayOfByte[1];
}
}
public MapInfo func_82568_a(EntityPlayer par1EntityPlayer)
{
MapInfo var2 = (MapInfo)this.playersHashMap.get(par1EntityPlayer);
if (var2 == null)
{
var2 = new MapInfo(this, par1EntityPlayer);
this.playersHashMap.put(par1EntityPlayer, var2);
this.playersArrayList.add(var2);
}
return var2;
}
}