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
026 /** Current block damage (MP) */
027 private float curBlockDamageMP = 0.0F;
028
029 /** Previous block damage (MP) */
030 private float prevBlockDamageMP = 0.0F;
031
032 /**
033 * Tick counter, when it hits 4 it resets back to 0 and plays the step sound
034 */
035 private float stepSoundTickCounter = 0.0F;
036
037 /**
038 * Delays the first damage on the block after the first click on the block
039 */
040 private int blockHitDelay = 0;
041
042 /** Tells if the player is hitting a block */
043 private boolean isHittingBlock = false;
044
045 /** Current game type for the player */
046 private EnumGameType currentGameType;
047
048 /** Index of the current item held by the player in the inventory hotbar */
049 private int currentPlayerItem;
050
051 public PlayerControllerMP(Minecraft par1Minecraft, NetClientHandler par2NetClientHandler)
052 {
053 this.currentGameType = EnumGameType.SURVIVAL;
054 this.currentPlayerItem = 0;
055 this.mc = par1Minecraft;
056 this.netClientHandler = par2NetClientHandler;
057 }
058
059 /**
060 * Block dig operation in creative mode (instantly digs the block).
061 */
062 public static void clickBlockCreative(Minecraft par0Minecraft, PlayerControllerMP par1PlayerControllerMP, int par2, int par3, int par4, int par5)
063 {
064 if (!par0Minecraft.theWorld.extinguishFire(par0Minecraft.thePlayer, par2, par3, par4, par5))
065 {
066 par1PlayerControllerMP.onPlayerDestroyBlock(par2, par3, par4, par5);
067 }
068 }
069
070 /**
071 * Sets player capabilities depending on current gametype. params: player
072 */
073 public void setPlayerCapabilities(EntityPlayer par1EntityPlayer)
074 {
075 this.currentGameType.configurePlayerCapabilities(par1EntityPlayer.capabilities);
076 }
077
078 public boolean func_78747_a()
079 {
080 return false;
081 }
082
083 /**
084 * Sets the game type for the player.
085 */
086 public void setGameType(EnumGameType par1EnumGameType)
087 {
088 this.currentGameType = par1EnumGameType;
089 this.currentGameType.configurePlayerCapabilities(this.mc.thePlayer.capabilities);
090 }
091
092 /**
093 * Flips the player around. Args: player
094 */
095 public void flipPlayer(EntityPlayer par1EntityPlayer)
096 {
097 par1EntityPlayer.rotationYaw = -180.0F;
098 }
099
100 public boolean shouldDrawHUD()
101 {
102 return this.currentGameType.isSurvivalOrAdventure();
103 }
104
105 /**
106 * Called when a player completes the destruction of a block
107 */
108 public boolean onPlayerDestroyBlock(int par1, int par2, int par3, int par4)
109 {
110 ItemStack stack = mc.thePlayer.getCurrentEquippedItem();
111 if (stack != null && stack.getItem() != null && stack.getItem().onBlockStartBreak(stack, par1, par2, par3, mc.thePlayer))
112 {
113 return false;
114 }
115 if (this.currentGameType.isAdventure())
116 {
117 return false;
118 }
119 else
120 {
121 WorldClient var5 = this.mc.theWorld;
122 Block var6 = Block.blocksList[var5.getBlockId(par1, par2, par3)];
123
124 if (var6 == null)
125 {
126 return false;
127 }
128 else
129 {
130 var5.playAuxSFX(2001, par1, par2, par3, var6.blockID + (var5.getBlockMetadata(par1, par2, par3) << 12));
131 int var7 = var5.getBlockMetadata(par1, par2, par3);
132 boolean var8 = var6.removeBlockByPlayer(var5, mc.thePlayer, par1, par2, par3);
133
134 if (var8)
135 {
136 var6.onBlockDestroyedByPlayer(var5, par1, par2, par3, var7);
137 }
138
139 if (!this.currentGameType.isCreative())
140 {
141 ItemStack var9 = this.mc.thePlayer.getCurrentEquippedItem();
142
143 if (var9 != null)
144 {
145 var9.func_77941_a(var5, var6.blockID, par1, par2, par3, this.mc.thePlayer);
146
147 if (var9.stackSize == 0)
148 {
149 this.mc.thePlayer.destroyCurrentEquippedItem();
150 }
151 }
152 }
153
154 return var8;
155 }
156 }
157 }
158
159 /**
160 * Called by Minecraft class when the player is hitting a block with an item. Args: x, y, z, side
161 */
162 public void clickBlock(int par1, int par2, int par3, int par4)
163 {
164 if (!this.currentGameType.isAdventure())
165 {
166 if (this.currentGameType.isCreative())
167 {
168 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4));
169 clickBlockCreative(this.mc, this, par1, par2, par3, par4);
170 this.blockHitDelay = 5;
171 }
172 else if (!this.isHittingBlock || par1 != this.currentBlockX || par2 != this.currentBlockY || par3 != this.currentblockZ)
173 {
174 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4));
175 int var5 = this.mc.theWorld.getBlockId(par1, par2, par3);
176
177 if (var5 > 0 && this.curBlockDamageMP == 0.0F)
178 {
179 Block.blocksList[var5].onBlockClicked(this.mc.theWorld, par1, par2, par3, this.mc.thePlayer);
180 }
181
182 if (var5 > 0 && Block.blocksList[var5].getPlayerRelativeBlockHardness(this.mc.thePlayer, this.mc.thePlayer.worldObj, par1, par2, par3) >= 1.0F)
183 {
184 this.onPlayerDestroyBlock(par1, par2, par3, par4);
185 }
186 else
187 {
188 this.isHittingBlock = true;
189 this.currentBlockX = par1;
190 this.currentBlockY = par2;
191 this.currentblockZ = par3;
192 this.curBlockDamageMP = 0.0F;
193 this.prevBlockDamageMP = 0.0F;
194 this.stepSoundTickCounter = 0.0F;
195 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, (int)(this.curBlockDamageMP * 10.0F) - 1);
196 }
197 }
198 }
199 }
200
201 /**
202 * Resets current block damage and isHittingBlock
203 */
204 public void resetBlockRemoving()
205 {
206 if (this.isHittingBlock)
207 {
208 this.netClientHandler.addToSendQueue(new Packet14BlockDig(1, this.currentBlockX, this.currentBlockY, this.currentblockZ, -1));
209 }
210
211 this.isHittingBlock = false;
212 this.curBlockDamageMP = 0.0F;
213 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, -1);
214 }
215
216 /**
217 * Called when a player damages a block and updates damage counters
218 */
219 public void onPlayerDamageBlock(int par1, int par2, int par3, int par4)
220 {
221 this.syncCurrentPlayItem();
222
223 if (this.blockHitDelay > 0)
224 {
225 --this.blockHitDelay;
226 }
227 else if (this.currentGameType.isCreative())
228 {
229 this.blockHitDelay = 5;
230 this.netClientHandler.addToSendQueue(new Packet14BlockDig(0, par1, par2, par3, par4));
231 clickBlockCreative(this.mc, this, par1, par2, par3, par4);
232 }
233 else
234 {
235 if (par1 == this.currentBlockX && par2 == this.currentBlockY && par3 == this.currentblockZ)
236 {
237 int var5 = this.mc.theWorld.getBlockId(par1, par2, par3);
238
239 if (var5 == 0)
240 {
241 this.isHittingBlock = false;
242 return;
243 }
244
245 Block var6 = Block.blocksList[var5];
246 this.curBlockDamageMP += var6.getPlayerRelativeBlockHardness(this.mc.thePlayer, this.mc.thePlayer.worldObj, par1, par2, par3);
247
248 if (this.stepSoundTickCounter % 4.0F == 0.0F && var6 != null)
249 {
250 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);
251 }
252
253 ++this.stepSoundTickCounter;
254
255 if (this.curBlockDamageMP >= 1.0F)
256 {
257 this.isHittingBlock = false;
258 this.netClientHandler.addToSendQueue(new Packet14BlockDig(2, par1, par2, par3, par4));
259 this.onPlayerDestroyBlock(par1, par2, par3, par4);
260 this.curBlockDamageMP = 0.0F;
261 this.prevBlockDamageMP = 0.0F;
262 this.stepSoundTickCounter = 0.0F;
263 this.blockHitDelay = 5;
264 }
265
266 this.mc.theWorld.destroyBlockInWorldPartially(this.mc.thePlayer.entityId, this.currentBlockX, this.currentBlockY, this.currentblockZ, (int)(this.curBlockDamageMP * 10.0F) - 1);
267 }
268 else
269 {
270 this.clickBlock(par1, par2, par3, par4);
271 }
272 }
273 }
274
275 /**
276 * player reach distance = 4F
277 */
278 public float getBlockReachDistance()
279 {
280 return this.currentGameType.isCreative() ? 5.0F : 4.5F;
281 }
282
283 public void updateController()
284 {
285 this.syncCurrentPlayItem();
286 this.prevBlockDamageMP = this.curBlockDamageMP;
287 this.mc.sndManager.playRandomMusicIfReady();
288 }
289
290 /**
291 * Syncs the current player item with the server
292 */
293 private void syncCurrentPlayItem()
294 {
295 int var1 = this.mc.thePlayer.inventory.currentItem;
296
297 if (var1 != this.currentPlayerItem)
298 {
299 this.currentPlayerItem = var1;
300 this.netClientHandler.addToSendQueue(new Packet16BlockItemSwitch(this.currentPlayerItem));
301 }
302 }
303
304 /**
305 * Handles a players right click. Args: player, world, x, y, z, side, hitVec
306 */
307 public boolean onPlayerRightClick(EntityPlayer par1EntityPlayer, World par2World, ItemStack par3ItemStack, int par4, int par5, int par6, int par7, Vec3 par8Vec3)
308 {
309 this.syncCurrentPlayItem();
310 float var9 = (float)par8Vec3.xCoord - (float)par4;
311 float var10 = (float)par8Vec3.yCoord - (float)par5;
312 float var11 = (float)par8Vec3.zCoord - (float)par6;
313 boolean var12 = false;
314 int var13 = par2World.getBlockId(par4, par5, par6);
315 if (par3ItemStack != null &&
316 par3ItemStack.getItem() != null &&
317 par3ItemStack.getItem().onItemUseFirst(par3ItemStack, par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11))
318 {
319 return true;
320 }
321
322 if (var13 > 0 && Block.blocksList[var13].onBlockActivated(par2World, par4, par5, par6, par1EntityPlayer, par7, var9, var10, var11))
323 {
324 var12 = true;
325 }
326
327 if (!var12 && par3ItemStack != null && par3ItemStack.getItem() instanceof ItemBlock)
328 {
329 ItemBlock var14 = (ItemBlock)par3ItemStack.getItem();
330
331 if (!var14.canPlaceItemBlockOnSide(par2World, par4, par5, par6, par7, par1EntityPlayer, par3ItemStack))
332 {
333 return false;
334 }
335 }
336
337 this.netClientHandler.addToSendQueue(new Packet15Place(par4, par5, par6, par7, par1EntityPlayer.inventory.getCurrentItem(), var9, var10, var11));
338
339 if (var12)
340 {
341 return true;
342 }
343 else if (par3ItemStack == null)
344 {
345 return false;
346 }
347 else if (this.currentGameType.isCreative())
348 {
349 int var17 = par3ItemStack.getItemDamage();
350 int var15 = par3ItemStack.stackSize;
351 boolean var16 = par3ItemStack.tryPlaceItemIntoWorld(par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11);
352 par3ItemStack.setItemDamage(var17);
353 par3ItemStack.stackSize = var15;
354 return var16;
355 }
356 else
357 {
358 if (!par3ItemStack.tryPlaceItemIntoWorld(par1EntityPlayer, par2World, par4, par5, par6, par7, var9, var10, var11))
359 {
360 return false;
361 }
362 if (par3ItemStack.stackSize <= 0)
363 {
364 MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(par1EntityPlayer, par3ItemStack));
365 }
366 return true;
367 }
368 }
369
370 /**
371 * Notifies the server of things like consuming food, etc...
372 */
373 public boolean sendUseItem(EntityPlayer par1EntityPlayer, World par2World, ItemStack par3ItemStack)
374 {
375 this.syncCurrentPlayItem();
376 this.netClientHandler.addToSendQueue(new Packet15Place(-1, -1, -1, 255, par1EntityPlayer.inventory.getCurrentItem(), 0.0F, 0.0F, 0.0F));
377 int var4 = par3ItemStack.stackSize;
378 ItemStack var5 = par3ItemStack.useItemRightClick(par2World, par1EntityPlayer);
379
380 if (var5 == par3ItemStack && (var5 == null || var5.stackSize == var4))
381 {
382 return false;
383 }
384 else
385 {
386 par1EntityPlayer.inventory.mainInventory[par1EntityPlayer.inventory.currentItem] = var5;
387
388 if (var5.stackSize <= 0)
389 {
390 par1EntityPlayer.inventory.mainInventory[par1EntityPlayer.inventory.currentItem] = null;
391 MinecraftForge.EVENT_BUS.post(new PlayerDestroyItemEvent(par1EntityPlayer, var5));
392 }
393
394 return true;
395 }
396 }
397
398 public EntityClientPlayerMP func_78754_a(World par1World)
399 {
400 return new EntityClientPlayerMP(this.mc, par1World, this.mc.session, this.netClientHandler);
401 }
402
403 /**
404 * Attacks an entity
405 */
406 public void attackEntity(EntityPlayer par1EntityPlayer, Entity par2Entity)
407 {
408 this.syncCurrentPlayItem();
409 this.netClientHandler.addToSendQueue(new Packet7UseEntity(par1EntityPlayer.entityId, par2Entity.entityId, 1));
410 par1EntityPlayer.attackTargetEntityWithCurrentItem(par2Entity);
411 }
412
413 public boolean func_78768_b(EntityPlayer par1EntityPlayer, Entity par2Entity)
414 {
415 this.syncCurrentPlayItem();
416 this.netClientHandler.addToSendQueue(new Packet7UseEntity(par1EntityPlayer.entityId, par2Entity.entityId, 0));
417 return par1EntityPlayer.interactWith(par2Entity);
418 }
419
420 public ItemStack windowClick(int par1, int par2, int par3, boolean par4, EntityPlayer par5EntityPlayer)
421 {
422 short var6 = par5EntityPlayer.craftingInventory.getNextTransactionID(par5EntityPlayer.inventory);
423 ItemStack var7 = par5EntityPlayer.craftingInventory.slotClick(par2, par3, par4, par5EntityPlayer);
424 this.netClientHandler.addToSendQueue(new Packet102WindowClick(par1, par2, par3, par4, var7, var6));
425 return var7;
426 }
427
428 /**
429 * GuiEnchantment uses this during multiplayer to tell PlayerControllerMP to send a packet indicating the
430 * enchantment action the player has taken.
431 */
432 public void sendEnchantPacket(int par1, int par2)
433 {
434 this.netClientHandler.addToSendQueue(new Packet108EnchantItem(par1, par2));
435 }
436
437 /**
438 * Used in PlayerControllerMP to update the server with an ItemStack in a slot.
439 */
440 public void sendSlotPacket(ItemStack par1ItemStack, int par2)
441 {
442 if (this.currentGameType.isCreative())
443 {
444 this.netClientHandler.addToSendQueue(new Packet107CreativeSetSlot(par2, par1ItemStack));
445 }
446 }
447
448 public void func_78752_a(ItemStack par1ItemStack)
449 {
450 if (this.currentGameType.isCreative() && par1ItemStack != null)
451 {
452 this.netClientHandler.addToSendQueue(new Packet107CreativeSetSlot(-1, par1ItemStack));
453 }
454 }
455
456 public void onStoppedUsingItem(EntityPlayer par1EntityPlayer)
457 {
458 this.syncCurrentPlayItem();
459 this.netClientHandler.addToSendQueue(new Packet14BlockDig(5, 0, 0, 0, 255));
460 par1EntityPlayer.stopUsingItem();
461 }
462
463 public boolean func_78763_f()
464 {
465 return true;
466 }
467
468 /**
469 * Checks if the player is not creative, used for checking if it should break a block instantly
470 */
471 public boolean isNotCreative()
472 {
473 return !this.currentGameType.isCreative();
474 }
475
476 /**
477 * returns true if player is in creative mode
478 */
479 public boolean isInCreativeMode()
480 {
481 return this.currentGameType.isCreative();
482 }
483
484 /**
485 * true for hitting entities far away.
486 */
487 public boolean extendedReach()
488 {
489 return this.currentGameType.isCreative();
490 }
491 }