001 package net.minecraft.src; 002 003 import cpw.mods.fml.common.Side; 004 import cpw.mods.fml.common.asm.SideOnly; 005 import net.minecraft.client.Minecraft; 006 import net.minecraftforge.common.ForgeHooks; 007 import net.minecraftforge.common.MinecraftForge; 008 import net.minecraftforge.event.entity.player.PlayerDestroyItemEvent; 009 010 @SideOnly(Side.CLIENT) 011 public class PlayerControllerMP 012 { 013 /** The Minecraft instance. */ 014 private final Minecraft mc; 015 private final NetClientHandler netClientHandler; 016 017 /** PosX of the current block being destroyed */ 018 private int currentBlockX = -1; 019 020 /** PosY of the current block being destroyed */ 021 private int currentBlockY = -1; 022 023 /** PosZ of the current block being destroyed */ 024 private int currentblockZ = -1; 025 private ItemStack field_85183_f = null; 026 027 /** Current block damage (MP) */ 028 private float curBlockDamageMP = 0.0F; 029 030 /** Previous block damage (MP) */ 031 private float prevBlockDamageMP = 0.0F; 032 033 /** 034 * Tick counter, when it hits 4 it resets back to 0 and plays the step sound 035 */ 036 private float stepSoundTickCounter = 0.0F; 037 038 /** 039 * Delays the first damage on the block after the first click on the block 040 */ 041 private int blockHitDelay = 0; 042 043 /** Tells if the player is hitting a block */ 044 private boolean isHittingBlock = false; 045 046 /** Current game type for the player */ 047 private EnumGameType currentGameType; 048 049 /** Index of the current item held by the player in the inventory hotbar */ 050 private int currentPlayerItem; 051 052 public PlayerControllerMP(Minecraft par1Minecraft, NetClientHandler par2NetClientHandler) 053 { 054 this.currentGameType = EnumGameType.SURVIVAL; 055 this.currentPlayerItem = 0; 056 this.mc = par1Minecraft; 057 this.netClientHandler = par2NetClientHandler; 058 } 059 060 /** 061 * Block dig operation in creative mode (instantly digs the block). 062 */ 063 public static void clickBlockCreative(Minecraft par0Minecraft, PlayerControllerMP par1PlayerControllerMP, int par2, int par3, int par4, int par5) 064 { 065 if (!par0Minecraft.theWorld.extinguishFire(par0Minecraft.thePlayer, par2, par3, par4, par5)) 066 { 067 par1PlayerControllerMP.onPlayerDestroyBlock(par2, par3, par4, par5); 068 } 069 } 070 071 /** 072 * Sets player capabilities depending on current gametype. params: player 073 */ 074 public void setPlayerCapabilities(EntityPlayer par1EntityPlayer) 075 { 076 this.currentGameType.configurePlayerCapabilities(par1EntityPlayer.capabilities); 077 } 078 079 public boolean func_78747_a() 080 { 081 return false; 082 } 083 084 /** 085 * Sets the game type for the player. 086 */ 087 public void setGameType(EnumGameType par1EnumGameType) 088 { 089 this.currentGameType = par1EnumGameType; 090 this.currentGameType.configurePlayerCapabilities(this.mc.thePlayer.capabilities); 091 } 092 093 /** 094 * Flips the player around. Args: player 095 */ 096 public void flipPlayer(EntityPlayer par1EntityPlayer) 097 { 098 par1EntityPlayer.rotationYaw = -180.0F; 099 } 100 101 public boolean shouldDrawHUD() 102 { 103 return this.currentGameType.isSurvivalOrAdventure(); 104 } 105 106 /** 107 * Called when a player completes the destruction of a block 108 */ 109 public boolean onPlayerDestroyBlock(int par1, int par2, int par3, int par4) 110 { 111 ItemStack stack = mc.thePlayer.getCurrentEquippedItem(); 112 if (stack != null && stack.getItem() != null && stack.getItem().onBlockStartBreak(stack, par1, par2, par3, mc.thePlayer)) 113 { 114 return false; 115 } 116 117 if (this.currentGameType.isAdventure() && !this.mc.thePlayer.canCurrentToolHarvestBlock(par1, par2, par3)) 118 { 119 return false; 120 } 121 else 122 { 123 WorldClient var5 = this.mc.theWorld; 124 Block var6 = Block.blocksList[var5.getBlockId(par1, par2, par3)]; 125 126 if (var6 == null) 127 { 128 return false; 129 } 130 else 131 { 132 var5.playAuxSFX(2001, par1, par2, par3, var6.blockID + (var5.getBlockMetadata(par1, par2, par3) << 12)); 133 int var7 = var5.getBlockMetadata(par1, par2, par3); 134 boolean var8 = var6.removeBlockByPlayer(var5, mc.thePlayer, par1, par2, par3); 135 136 if (var8) 137 { 138 var6.onBlockDestroyedByPlayer(var5, par1, par2, par3, var7); 139 } 140 141 this.currentBlockY = -1; 142 143 if (!this.currentGameType.isCreative()) 144 { 145 ItemStack var9 = this.mc.thePlayer.getCurrentEquippedItem(); 146 147 if (var9 != null) 148 { 149 var9.onBlockDestroyed(var5, var6.blockID, par1, par2, par3, this.mc.thePlayer); 150 151 if (var9.stackSize == 0) 152 { 153 this.mc.thePlayer.destroyCurrentEquippedItem(); 154 } 155 } 156 } 157 158 return var8; 159 } 160 } 161 } 162 163 /** 164 * Called by Minecraft class when the player is hitting a block with an item. Args: x, y, z, side 165 */ 166 public void clickBlock(int par1, int par2, int par3, int par4) 167 { 168 if (!this.currentGameType.isAdventure() || this.mc.thePlayer.canCurrentToolHarvestBlock(par1, par2, par3)) 169 { 170 if (this.currentGameType.isCreative()) 171 { 172 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4)); 173 clickBlockCreative(this.mc, this, par1, par2, par3, par4); 174 this.blockHitDelay = 5; 175 } 176 else if (!this.isHittingBlock || !this.func_85182_a(par1, par2, par3)) 177 { 178 if (this.isHittingBlock) 179 { 180 this.netClientHandler.addToSendQueue(new Packet14BlockDig(1, this.currentBlockX, this.currentBlockY, this.currentblockZ, par4)); 181 } 182 183 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4)); 184 int var5 = this.mc.theWorld.getBlockId(par1, par2, par3); 185 186 if (var5 > 0 && this.curBlockDamageMP == 0.0F) 187 { 188 Block.blocksList[var5].onBlockClicked(this.mc.theWorld, par1, par2, par3, this.mc.thePlayer); 189 } 190 191 if (var5 > 0 && Block.blocksList[var5].getPlayerRelativeBlockHardness(this.mc.thePlayer, this.mc.thePlayer.worldObj, par1, par2, par3) >= 1.0F) 192 { 193 this.onPlayerDestroyBlock(par1, par2, par3, par4); 194 } 195 else 196 { 197 this.isHittingBlock = true; 198 this.currentBlockX = par1; 199 this.currentBlockY = par2; 200 this.currentblockZ = par3; 201 this.field_85183_f = this.mc.thePlayer.getHeldItem(); 202 this.curBlockDamageMP = 0.0F; 203 this.prevBlockDamageMP = 0.0F; 204 this.stepSoundTickCounter = 0.0F; 205 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, (int)(this.curBlockDamageMP * 10.0F) - 1); 206 } 207 } 208 } 209 } 210 211 /** 212 * Resets current block damage and isHittingBlock 213 */ 214 public void resetBlockRemoving() 215 { 216 if (this.isHittingBlock) 217 { 218 this.netClientHandler.addToSendQueue(new Packet14BlockDig(1, this.currentBlockX, this.currentBlockY, this.currentblockZ, -1)); 219 } 220 221 this.isHittingBlock = false; 222 this.curBlockDamageMP = 0.0F; 223 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, -1); 224 } 225 226 /** 227 * Called when a player damages a block and updates damage counters 228 */ 229 public void onPlayerDamageBlock(int par1, int par2, int par3, int par4) 230 { 231 this.syncCurrentPlayItem(); 232 233 if (this.blockHitDelay > 0) 234 { 235 --this.blockHitDelay; 236 } 237 else if (this.currentGameType.isCreative()) 238 { 239 this.blockHitDelay = 5; 240 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4)); 241 clickBlockCreative(this.mc, this, par1, par2, par3, par4); 242 } 243 else 244 { 245 if (this.func_85182_a(par1, par2, par3)) 246 { 247 int var5 = this.mc.theWorld.getBlockId(par1, par2, par3); 248 249 if (var5 == 0) 250 { 251 this.isHittingBlock = false; 252 return; 253 } 254 255 Block var6 = Block.blocksList[var5]; 256 this.curBlockDamageMP += var6.getPlayerRelativeBlockHardness(this.mc.thePlayer, this.mc.thePlayer.worldObj, par1, par2, par3); 257 258 if (this.stepSoundTickCounter % 4.0F == 0.0F && var6 != null) 259 { 260 this.mc.sndManager.playSound(var6.stepSound.getStepSound(), (float)par1 + 0.5F, (float)par2 + 0.5F, (float)par3 + 0.5F, (var6.stepSound.getVolume() + 1.0F) / 8.0F, var6.stepSound.getPitch() * 0.5F); 261 } 262 263 ++this.stepSoundTickCounter; 264 265 if (this.curBlockDamageMP >= 1.0F) 266 { 267 this.isHittingBlock = false; 268 this.netClientHandler.addToSendQueue(new Packet14BlockDig(2, par1, par2, par3, par4)); 269 this.onPlayerDestroyBlock(par1, par2, par3, par4); 270 this.curBlockDamageMP = 0.0F; 271 this.prevBlockDamageMP = 0.0F; 272 this.stepSoundTickCounter = 0.0F; 273 this.blockHitDelay = 5; 274 } 275 276 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, (int)(this.curBlockDamageMP * 10.0F) - 1); 277 } 278 else 279 { 280 this.clickBlock(par1, par2, par3, par4); 281 } 282 } 283 } 284 285 /** 286 * player reach distance = 4F 287 */ 288 public float getBlockReachDistance() 289 { 290 return this.currentGameType.isCreative() ? 5.0F : 4.5F; 291 } 292 293 public void updateController() 294 { 295 this.syncCurrentPlayItem(); 296 this.prevBlockDamageMP = this.curBlockDamageMP; 297 this.mc.sndManager.playRandomMusicIfReady(); 298 } 299 300 private boolean func_85182_a(int par1, int par2, int par3) 301 { 302 return par1 == this.currentBlockX && par2 == this.currentBlockY && par3 == this.currentblockZ && this.field_85183_f == this.mc.thePlayer.getHeldItem(); 303 } 304 305 /** 306 * Syncs the current player item with the server 307 */ 308 private void syncCurrentPlayItem() 309 { 310 int var1 = this.mc.thePlayer.inventory.currentItem; 311 312 if (var1 != this.currentPlayerItem) 313 { 314 this.currentPlayerItem = var1; 315 this.netClientHandler.addToSendQueue(new Packet16BlockItemSwitch(this.currentPlayerItem)); 316 } 317 } 318 319 /** 320 * Handles a players right click. Args: player, world, x, y, z, side, hitVec 321 */ 322 public boolean onPlayerRightClick(EntityPlayer par1EntityPlayer, World par2World, ItemStack par3ItemStack, int par4, int par5, int par6, int par7, Vec3 par8Vec3) 323 { 324 this.syncCurrentPlayItem(); 325 float var9 = (float)par8Vec3.xCoord - (float)par4; 326 float var10 = (float)par8Vec3.yCoord - (float)par5; 327 float var11 = (float)par8Vec3.zCoord - (float)par6; 328 boolean var12 = false; 329 int var13 = par2World.getBlockId(par4, par5, par6); 330 if (par3ItemStack != null && 331 par3ItemStack.getItem() != null && 332 par3ItemStack.getItem().onItemUseFirst(par3ItemStack, par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11)) 333 { 334 return true; 335 } 336 337 if (var13 > 0 && Block.blocksList[var13].onBlockActivated(par2World, par4, par5, par6, par1EntityPlayer, par7, var9, var10, var11)) 338 { 339 var12 = true; 340 } 341 342 if (!var12 && par3ItemStack != null && par3ItemStack.getItem() instanceof ItemBlock) 343 { 344 ItemBlock var14 = (ItemBlock)par3ItemStack.getItem(); 345 346 if (!var14.canPlaceItemBlockOnSide(par2World, par4, par5, par6, par7, par1EntityPlayer, par3ItemStack)) 347 { 348 return false; 349 } 350 } 351 352 this.netClientHandler.addToSendQueue(new Packet15Place(par4, par5, par6, par7, par1EntityPlayer.inventory.getCurrentItem(), var9, var10, var11)); 353 354 if (var12) 355 { 356 return true; 357 } 358 else if (par3ItemStack == null) 359 { 360 return false; 361 } 362 else if (this.currentGameType.isCreative()) 363 { 364 int var17 = par3ItemStack.getItemDamage(); 365 int var15 = par3ItemStack.stackSize; 366 boolean var16 = par3ItemStack.tryPlaceItemIntoWorld(par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11); 367 par3ItemStack.setItemDamage(var17); 368 par3ItemStack.stackSize = var15; 369 return var16; 370 } 371 else 372 { 373 if (!par3ItemStack.tryPlaceItemIntoWorld(par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11)) 374 { 375 return false; 376 } 377 if (par3ItemStack.stackSize <= 0) 378 { 379 MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(par1EntityPlayer, par3ItemStack)); 380 } 381 return true; 382 } 383 } 384 385 /** 386 * Notifies the server of things like consuming food, etc... 387 */ 388 public boolean sendUseItem(EntityPlayer par1EntityPlayer, World par2World, ItemStack par3ItemStack) 389 { 390 this.syncCurrentPlayItem(); 391 this.netClientHandler.addToSendQueue(new Packet15Place(-1, -1, -1, 255, par1EntityPlayer.inventory.getCurrentItem(), 0.0F, 0.0F, 0.0F)); 392 int var4 = par3ItemStack.stackSize; 393 ItemStack var5 = par3ItemStack.useItemRightClick(par2World, par1EntityPlayer); 394 395 if (var5 == par3ItemStack && (var5 == null || var5.stackSize == var4)) 396 { 397 return false; 398 } 399 else 400 { 401 par1EntityPlayer.inventory.mainInventory[par1EntityPlayer.inventory.currentItem] = var5; 402 403 if (var5.stackSize <= 0) 404 { 405 par1EntityPlayer.inventory.mainInventory[par1EntityPlayer.inventory.currentItem] = null; 406 MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(par1EntityPlayer, var5)); 407 } 408 409 return true; 410 } 411 } 412 413 public EntityClientPlayerMP func_78754_a(World par1World) 414 { 415 return new EntityClientPlayerMP(this.mc, par1World, this.mc.session, this.netClientHandler); 416 } 417 418 /** 419 * Attacks an entity 420 */ 421 public void attackEntity(EntityPlayer par1EntityPlayer, Entity par2Entity) 422 { 423 this.syncCurrentPlayItem(); 424 this.netClientHandler.addToSendQueue(new Packet7UseEntity(par1EntityPlayer.entityId, par2Entity.entityId, 1)); 425 par1EntityPlayer.attackTargetEntityWithCurrentItem(par2Entity); 426 } 427 428 public boolean func_78768_b(EntityPlayer par1EntityPlayer, Entity par2Entity) 429 { 430 this.syncCurrentPlayItem(); 431 this.netClientHandler.addToSendQueue(new Packet7UseEntity(par1EntityPlayer.entityId, par2Entity.entityId, 0)); 432 return par1EntityPlayer.interactWith(par2Entity); 433 } 434 435 public ItemStack windowClick(int par1, int par2, int par3, int par4, EntityPlayer par5EntityPlayer) 436 { 437 short var6 = par5EntityPlayer.openContainer.getNextTransactionID(par5EntityPlayer.inventory); 438 ItemStack var7 = par5EntityPlayer.openContainer.slotClick(par2, par3, par4, par5EntityPlayer); 439 this.netClientHandler.addToSendQueue(new Packet102WindowClick(par1, par2, par3, par4, var7, var6)); 440 return var7; 441 } 442 443 /** 444 * GuiEnchantment uses this during multiplayer to tell PlayerControllerMP to send a packet indicating the 445 * enchantment action the player has taken. 446 */ 447 public void sendEnchantPacket(int par1, int par2) 448 { 449 this.netClientHandler.addToSendQueue(new Packet108EnchantItem(par1, par2)); 450 } 451 452 /** 453 * Used in PlayerControllerMP to update the server with an ItemStack in a slot. 454 */ 455 public void sendSlotPacket(ItemStack par1ItemStack, int par2) 456 { 457 if (this.currentGameType.isCreative()) 458 { 459 this.netClientHandler.addToSendQueue(new Packet107CreativeSetSlot(par2, par1ItemStack)); 460 } 461 } 462 463 public void func_78752_a(ItemStack par1ItemStack) 464 { 465 if (this.currentGameType.isCreative() && par1ItemStack != null) 466 { 467 this.netClientHandler.addToSendQueue(new Packet107CreativeSetSlot(-1, par1ItemStack)); 468 } 469 } 470 471 public void onStoppedUsingItem(EntityPlayer par1EntityPlayer) 472 { 473 this.syncCurrentPlayItem(); 474 this.netClientHandler.addToSendQueue(new Packet14BlockDig(5, 0, 0, 0, 255)); 475 par1EntityPlayer.stopUsingItem(); 476 } 477 478 public boolean func_78763_f() 479 { 480 return true; 481 } 482 483 /** 484 * Checks if the player is not creative, used for checking if it should break a block instantly 485 */ 486 public boolean isNotCreative() 487 { 488 return !this.currentGameType.isCreative(); 489 } 490 491 /** 492 * returns true if player is in creative mode 493 */ 494 public boolean isInCreativeMode() 495 { 496 return this.currentGameType.isCreative(); 497 } 498 499 /** 500 * true for hitting entities far away. 501 */ 502 public boolean extendedReach() 503 { 504 return this.currentGameType.isCreative(); 505 } 506 }