001package net.minecraft.block; 002 003import cpw.mods.fml.relauncher.Side; 004import cpw.mods.fml.relauncher.SideOnly; 005import java.util.Random; 006import net.minecraft.block.material.Material; 007import net.minecraft.client.renderer.IconFlipped; 008import net.minecraft.client.renderer.texture.IconRegister; 009import net.minecraft.entity.player.EntityPlayer; 010import net.minecraft.item.Item; 011import net.minecraft.util.AxisAlignedBB; 012import net.minecraft.util.Icon; 013import net.minecraft.util.MovingObjectPosition; 014import net.minecraft.util.Vec3; 015import net.minecraft.world.IBlockAccess; 016import net.minecraft.world.World; 017 018public class BlockDoor extends Block 019{ 020 private static final String[] doorIconNames = new String[] {"doorWood_lower", "doorWood_upper", "doorIron_lower", "doorIron_upper"}; 021 022 /** Used for pointing at icon names. */ 023 private final int doorTypeForIcon; 024 @SideOnly(Side.CLIENT) 025 private Icon[] iconArray; 026 027 protected BlockDoor(int par1, Material par2Material) 028 { 029 super(par1, par2Material); 030 031 if (par2Material == Material.iron) 032 { 033 this.doorTypeForIcon = 2; 034 } 035 else 036 { 037 this.doorTypeForIcon = 0; 038 } 039 040 float f = 0.5F; 041 float f1 = 1.0F; 042 this.setBlockBounds(0.5F - f, 0.0F, 0.5F - f, 0.5F + f, f1, 0.5F + f); 043 } 044 045 @SideOnly(Side.CLIENT) 046 047 /** 048 * From the specified side and block metadata retrieves the blocks texture. Args: side, metadata 049 */ 050 public Icon getIcon(int par1, int par2) 051 { 052 return this.iconArray[this.doorTypeForIcon]; 053 } 054 055 @SideOnly(Side.CLIENT) 056 057 /** 058 * Retrieves the block texture to use based on the display side. Args: iBlockAccess, x, y, z, side 059 */ 060 public Icon getBlockTexture(IBlockAccess par1IBlockAccess, int par2, int par3, int par4, int par5) 061 { 062 if (par5 != 1 && par5 != 0) 063 { 064 int i1 = this.getFullMetadata(par1IBlockAccess, par2, par3, par4); 065 int j1 = i1 & 3; 066 boolean flag = (i1 & 4) != 0; 067 boolean flag1 = false; 068 boolean flag2 = (i1 & 8) != 0; 069 070 if (flag) 071 { 072 if (j1 == 0 && par5 == 2) 073 { 074 flag1 = !flag1; 075 } 076 else if (j1 == 1 && par5 == 5) 077 { 078 flag1 = !flag1; 079 } 080 else if (j1 == 2 && par5 == 3) 081 { 082 flag1 = !flag1; 083 } 084 else if (j1 == 3 && par5 == 4) 085 { 086 flag1 = !flag1; 087 } 088 } 089 else 090 { 091 if (j1 == 0 && par5 == 5) 092 { 093 flag1 = !flag1; 094 } 095 else if (j1 == 1 && par5 == 3) 096 { 097 flag1 = !flag1; 098 } 099 else if (j1 == 2 && par5 == 4) 100 { 101 flag1 = !flag1; 102 } 103 else if (j1 == 3 && par5 == 2) 104 { 105 flag1 = !flag1; 106 } 107 108 if ((i1 & 16) != 0) 109 { 110 flag1 = !flag1; 111 } 112 } 113 114 return this.iconArray[this.doorTypeForIcon + (flag1 ? doorIconNames.length : 0) + (flag2 ? 1 : 0)]; 115 } 116 else 117 { 118 return this.iconArray[this.doorTypeForIcon]; 119 } 120 } 121 122 @SideOnly(Side.CLIENT) 123 124 /** 125 * When this method is called, your block should register all the icons it needs with the given IconRegister. This 126 * is the only chance you get to register icons. 127 */ 128 public void registerIcons(IconRegister par1IconRegister) 129 { 130 this.iconArray = new Icon[doorIconNames.length * 2]; 131 132 for (int i = 0; i < doorIconNames.length; ++i) 133 { 134 this.iconArray[i] = par1IconRegister.registerIcon(doorIconNames[i]); 135 this.iconArray[i + doorIconNames.length] = new IconFlipped(this.iconArray[i], true, false); 136 } 137 } 138 139 /** 140 * Is this block (a) opaque and (b) a full 1m cube? This determines whether or not to render the shared face of two 141 * adjacent blocks and also whether the player can attach torches, redstone wire, etc to this block. 142 */ 143 public boolean isOpaqueCube() 144 { 145 return false; 146 } 147 148 public boolean getBlocksMovement(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) 149 { 150 int l = this.getFullMetadata(par1IBlockAccess, par2, par3, par4); 151 return (l & 4) != 0; 152 } 153 154 /** 155 * If this block doesn't render as an ordinary block it will return False (examples: signs, buttons, stairs, etc) 156 */ 157 public boolean renderAsNormalBlock() 158 { 159 return false; 160 } 161 162 /** 163 * The type of render function that is called for this block 164 */ 165 public int getRenderType() 166 { 167 return 7; 168 } 169 170 @SideOnly(Side.CLIENT) 171 172 /** 173 * Returns the bounding box of the wired rectangular prism to render. 174 */ 175 public AxisAlignedBB getSelectedBoundingBoxFromPool(World par1World, int par2, int par3, int par4) 176 { 177 this.setBlockBoundsBasedOnState(par1World, par2, par3, par4); 178 return super.getSelectedBoundingBoxFromPool(par1World, par2, par3, par4); 179 } 180 181 /** 182 * Returns a bounding box from the pool of bounding boxes (this means this box can change after the pool has been 183 * cleared to be reused) 184 */ 185 public AxisAlignedBB getCollisionBoundingBoxFromPool(World par1World, int par2, int par3, int par4) 186 { 187 this.setBlockBoundsBasedOnState(par1World, par2, par3, par4); 188 return super.getCollisionBoundingBoxFromPool(par1World, par2, par3, par4); 189 } 190 191 /** 192 * Updates the blocks bounds based on its current state. Args: world, x, y, z 193 */ 194 public void setBlockBoundsBasedOnState(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) 195 { 196 this.setDoorRotation(this.getFullMetadata(par1IBlockAccess, par2, par3, par4)); 197 } 198 199 /** 200 * Returns 0, 1, 2 or 3 depending on where the hinge is. 201 */ 202 public int getDoorOrientation(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) 203 { 204 return this.getFullMetadata(par1IBlockAccess, par2, par3, par4) & 3; 205 } 206 207 public boolean isDoorOpen(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) 208 { 209 return (this.getFullMetadata(par1IBlockAccess, par2, par3, par4) & 4) != 0; 210 } 211 212 private void setDoorRotation(int par1) 213 { 214 float f = 0.1875F; 215 this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 2.0F, 1.0F); 216 int j = par1 & 3; 217 boolean flag = (par1 & 4) != 0; 218 boolean flag1 = (par1 & 16) != 0; 219 220 if (j == 0) 221 { 222 if (flag) 223 { 224 if (!flag1) 225 { 226 this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, f); 227 } 228 else 229 { 230 this.setBlockBounds(0.0F, 0.0F, 1.0F - f, 1.0F, 1.0F, 1.0F); 231 } 232 } 233 else 234 { 235 this.setBlockBounds(0.0F, 0.0F, 0.0F, f, 1.0F, 1.0F); 236 } 237 } 238 else if (j == 1) 239 { 240 if (flag) 241 { 242 if (!flag1) 243 { 244 this.setBlockBounds(1.0F - f, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F); 245 } 246 else 247 { 248 this.setBlockBounds(0.0F, 0.0F, 0.0F, f, 1.0F, 1.0F); 249 } 250 } 251 else 252 { 253 this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, f); 254 } 255 } 256 else if (j == 2) 257 { 258 if (flag) 259 { 260 if (!flag1) 261 { 262 this.setBlockBounds(0.0F, 0.0F, 1.0F - f, 1.0F, 1.0F, 1.0F); 263 } 264 else 265 { 266 this.setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, f); 267 } 268 } 269 else 270 { 271 this.setBlockBounds(1.0F - f, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F); 272 } 273 } 274 else if (j == 3) 275 { 276 if (flag) 277 { 278 if (!flag1) 279 { 280 this.setBlockBounds(0.0F, 0.0F, 0.0F, f, 1.0F, 1.0F); 281 } 282 else 283 { 284 this.setBlockBounds(1.0F - f, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F); 285 } 286 } 287 else 288 { 289 this.setBlockBounds(0.0F, 0.0F, 1.0F - f, 1.0F, 1.0F, 1.0F); 290 } 291 } 292 } 293 294 /** 295 * Called when the block is clicked by a player. Args: x, y, z, entityPlayer 296 */ 297 public void onBlockClicked(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer) {} 298 299 /** 300 * Called upon block activation (right click on the block.) 301 */ 302 public boolean onBlockActivated(World par1World, int par2, int par3, int par4, EntityPlayer par5EntityPlayer, int par6, float par7, float par8, float par9) 303 { 304 if (this.blockMaterial == Material.iron) 305 { 306 return false; //Allow items to interact with the door 307 } 308 else 309 { 310 int i1 = this.getFullMetadata(par1World, par2, par3, par4); 311 int j1 = i1 & 7; 312 j1 ^= 4; 313 314 if ((i1 & 8) == 0) 315 { 316 par1World.setBlockMetadataWithNotify(par2, par3, par4, j1, 2); 317 par1World.markBlockRangeForRenderUpdate(par2, par3, par4, par2, par3, par4); 318 } 319 else 320 { 321 par1World.setBlockMetadataWithNotify(par2, par3 - 1, par4, j1, 2); 322 par1World.markBlockRangeForRenderUpdate(par2, par3 - 1, par4, par2, par3, par4); 323 } 324 325 par1World.playAuxSFXAtEntity(par5EntityPlayer, 1003, par2, par3, par4, 0); 326 return true; 327 } 328 } 329 330 /** 331 * A function to open a door. 332 */ 333 public void onPoweredBlockChange(World par1World, int par2, int par3, int par4, boolean par5) 334 { 335 int l = this.getFullMetadata(par1World, par2, par3, par4); 336 boolean flag1 = (l & 4) != 0; 337 338 if (flag1 != par5) 339 { 340 int i1 = l & 7; 341 i1 ^= 4; 342 343 if ((l & 8) == 0) 344 { 345 par1World.setBlockMetadataWithNotify(par2, par3, par4, i1, 2); 346 par1World.markBlockRangeForRenderUpdate(par2, par3, par4, par2, par3, par4); 347 } 348 else 349 { 350 par1World.setBlockMetadataWithNotify(par2, par3 - 1, par4, i1, 2); 351 par1World.markBlockRangeForRenderUpdate(par2, par3 - 1, par4, par2, par3, par4); 352 } 353 354 par1World.playAuxSFXAtEntity((EntityPlayer)null, 1003, par2, par3, par4, 0); 355 } 356 } 357 358 /** 359 * Lets the block know when one of its neighbor changes. Doesn't know which neighbor changed (coordinates passed are 360 * their own) Args: x, y, z, neighbor blockID 361 */ 362 public void onNeighborBlockChange(World par1World, int par2, int par3, int par4, int par5) 363 { 364 int i1 = par1World.getBlockMetadata(par2, par3, par4); 365 366 if ((i1 & 8) == 0) 367 { 368 boolean flag = false; 369 370 if (par1World.getBlockId(par2, par3 + 1, par4) != this.blockID) 371 { 372 par1World.setBlockToAir(par2, par3, par4); 373 flag = true; 374 } 375 376 if (!par1World.doesBlockHaveSolidTopSurface(par2, par3 - 1, par4)) 377 { 378 par1World.setBlockToAir(par2, par3, par4); 379 flag = true; 380 381 if (par1World.getBlockId(par2, par3 + 1, par4) == this.blockID) 382 { 383 par1World.setBlockToAir(par2, par3 + 1, par4); 384 } 385 } 386 387 if (flag) 388 { 389 if (!par1World.isRemote) 390 { 391 this.dropBlockAsItem(par1World, par2, par3, par4, i1, 0); 392 } 393 } 394 else 395 { 396 boolean flag1 = par1World.isBlockIndirectlyGettingPowered(par2, par3, par4) || par1World.isBlockIndirectlyGettingPowered(par2, par3 + 1, par4); 397 398 if ((flag1 || par5 > 0 && Block.blocksList[par5].canProvidePower()) && par5 != this.blockID) 399 { 400 this.onPoweredBlockChange(par1World, par2, par3, par4, flag1); 401 } 402 } 403 } 404 else 405 { 406 if (par1World.getBlockId(par2, par3 - 1, par4) != this.blockID) 407 { 408 par1World.setBlockToAir(par2, par3, par4); 409 } 410 411 if (par5 > 0 && par5 != this.blockID) 412 { 413 this.onNeighborBlockChange(par1World, par2, par3 - 1, par4, par5); 414 } 415 } 416 } 417 418 /** 419 * Returns the ID of the items to drop on destruction. 420 */ 421 public int idDropped(int par1, Random par2Random, int par3) 422 { 423 return (par1 & 8) != 0 ? 0 : (this.blockMaterial == Material.iron ? Item.doorIron.itemID : Item.doorWood.itemID); 424 } 425 426 /** 427 * Ray traces through the blocks collision from start vector to end vector returning a ray trace hit. Args: world, 428 * x, y, z, startVec, endVec 429 */ 430 public MovingObjectPosition collisionRayTrace(World par1World, int par2, int par3, int par4, Vec3 par5Vec3, Vec3 par6Vec3) 431 { 432 this.setBlockBoundsBasedOnState(par1World, par2, par3, par4); 433 return super.collisionRayTrace(par1World, par2, par3, par4, par5Vec3, par6Vec3); 434 } 435 436 /** 437 * Checks to see if its valid to put this block at the specified coordinates. Args: world, x, y, z 438 */ 439 public boolean canPlaceBlockAt(World par1World, int par2, int par3, int par4) 440 { 441 return par3 >= 255 ? false : par1World.doesBlockHaveSolidTopSurface(par2, par3 - 1, par4) && super.canPlaceBlockAt(par1World, par2, par3, par4) && super.canPlaceBlockAt(par1World, par2, par3 + 1, par4); 442 } 443 444 /** 445 * Returns the mobility information of the block, 0 = free, 1 = can't push but can move over, 2 = total immobility 446 * and stop pistons 447 */ 448 public int getMobilityFlag() 449 { 450 return 1; 451 } 452 453 /** 454 * Returns the full metadata value created by combining the metadata of both blocks the door takes up. 455 */ 456 public int getFullMetadata(IBlockAccess par1IBlockAccess, int par2, int par3, int par4) 457 { 458 int l = par1IBlockAccess.getBlockMetadata(par2, par3, par4); 459 boolean flag = (l & 8) != 0; 460 int i1; 461 int j1; 462 463 if (flag) 464 { 465 i1 = par1IBlockAccess.getBlockMetadata(par2, par3 - 1, par4); 466 j1 = l; 467 } 468 else 469 { 470 i1 = l; 471 j1 = par1IBlockAccess.getBlockMetadata(par2, par3 + 1, par4); 472 } 473 474 boolean flag1 = (j1 & 1) != 0; 475 return i1 & 7 | (flag ? 8 : 0) | (flag1 ? 16 : 0); 476 } 477 478 @SideOnly(Side.CLIENT) 479 480 /** 481 * only called by clickMiddleMouseButton , and passed to inventory.setCurrentItem (along with isCreative) 482 */ 483 public int idPicked(World par1World, int par2, int par3, int par4) 484 { 485 return this.blockMaterial == Material.iron ? Item.doorIron.itemID : Item.doorWood.itemID; 486 } 487 488 /** 489 * Called when the block is attempted to be harvested 490 */ 491 public void onBlockHarvested(World par1World, int par2, int par3, int par4, int par5, EntityPlayer par6EntityPlayer) 492 { 493 if (par6EntityPlayer.capabilities.isCreativeMode && (par5 & 8) != 0 && par1World.getBlockId(par2, par3 - 1, par4) == this.blockID) 494 { 495 par1World.setBlockToAir(par2, par3 - 1, par4); 496 } 497 } 498}