510 lines
13 KiB
C++
510 lines
13 KiB
C++
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#include "Globals.h"
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#include "ItemHandler.h"
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#include "../Item.h"
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#include "../World.h"
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#include "../Entities/Player.h"
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#include "../FastRandom.h"
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// Handlers:
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#include "ItemBed.h"
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#include "ItemBoat.h"
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#include "ItemBow.h"
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#include "ItemBrewingStand.h"
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#include "ItemBucket.h"
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#include "ItemCauldron.h"
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#include "ItemCloth.h"
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#include "ItemComparator.h"
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#include "ItemDoor.h"
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#include "ItemDye.h"
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#include "ItemFlowerPot.h"
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#include "ItemFood.h"
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#include "ItemHoe.h"
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#include "ItemLeaves.h"
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#include "ItemLighter.h"
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#include "ItemMinecart.h"
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#include "ItemPickaxe.h"
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#include "ItemThrowable.h"
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#include "ItemRedstoneDust.h"
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#include "ItemRedstoneRepeater.h"
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#include "ItemSapling.h"
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#include "ItemSeeds.h"
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#include "ItemShears.h"
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#include "ItemShovel.h"
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#include "ItemSign.h"
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#include "ItemSpawnEgg.h"
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#include "ItemSugarcane.h"
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#include "ItemSword.h"
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#include "../Blocks/BlockHandler.h"
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bool cItemHandler::m_HandlerInitialized = false;
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cItemHandler * cItemHandler::m_ItemHandler[2268];
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cItemHandler * cItemHandler::GetItemHandler(int a_ItemType)
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{
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if (a_ItemType < 0)
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{
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// Either nothing (-1), or bad value, both cases should return the air handler
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if (a_ItemType < -1)
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{
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ASSERT(!"Bad item type");
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}
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a_ItemType = 0;
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}
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if (!m_HandlerInitialized)
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{
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// We need to initialize
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memset(m_ItemHandler, 0, sizeof(m_ItemHandler));
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m_HandlerInitialized = true;
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}
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if (m_ItemHandler[a_ItemType] == NULL)
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{
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m_ItemHandler[a_ItemType] = CreateItemHandler(a_ItemType);
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}
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return m_ItemHandler[a_ItemType];
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}
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cItemHandler *cItemHandler::CreateItemHandler(int a_ItemType)
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{
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switch(a_ItemType)
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{
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default: return new cItemHandler(a_ItemType);
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// Single item per handler, alphabetically sorted:
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case E_BLOCK_LEAVES: return new cItemLeavesHandler(a_ItemType);
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case E_BLOCK_SAPLING: return new cItemSaplingHandler(a_ItemType);
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case E_BLOCK_WOOL: return new cItemClothHandler(a_ItemType);
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case E_ITEM_BED: return new cItemBedHandler(a_ItemType);
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case E_ITEM_BOAT: return new cItemBoatHandler(a_ItemType);
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case E_ITEM_BOW: return new cItemBowHandler;
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case E_ITEM_BREWING_STAND: return new cItemBrewingStandHandler(a_ItemType);
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case E_ITEM_CAULDRON: return new cItemCauldronHandler(a_ItemType);
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case E_ITEM_COMPARATOR: return new cItemComparatorHandler(a_ItemType);
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case E_ITEM_DYE: return new cItemDyeHandler(a_ItemType);
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case E_ITEM_EGG: return new cItemEggHandler();
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case E_ITEM_ENDER_PEARL: return new cItemEnderPearlHandler();
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case E_ITEM_FLINT_AND_STEEL: return new cItemLighterHandler(a_ItemType);
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case E_ITEM_FLOWER_POT: return new cItemFlowerPotHandler(a_ItemType);
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case E_ITEM_REDSTONE_DUST: return new cItemRedstoneDustHandler(a_ItemType);
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case E_ITEM_REDSTONE_REPEATER: return new cItemRedstoneRepeaterHandler(a_ItemType);
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case E_ITEM_SHEARS: return new cItemShearsHandler(a_ItemType);
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case E_ITEM_SIGN: return new cItemSignHandler(a_ItemType);
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case E_ITEM_SNOWBALL: return new cItemSnowballHandler();
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case E_ITEM_SPAWN_EGG: return new cItemSpawnEggHandler(a_ItemType);
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case E_ITEM_SUGARCANE: return new cItemSugarcaneHandler(a_ItemType);
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case E_ITEM_WOODEN_HOE:
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case E_ITEM_STONE_HOE:
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case E_ITEM_IRON_HOE:
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case E_ITEM_GOLD_HOE:
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case E_ITEM_DIAMOND_HOE:
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{
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return new cItemHoeHandler(a_ItemType);
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}
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case E_ITEM_WOODEN_PICKAXE:
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case E_ITEM_STONE_PICKAXE:
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case E_ITEM_IRON_PICKAXE:
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case E_ITEM_GOLD_PICKAXE:
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case E_ITEM_DIAMOND_PICKAXE:
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{
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return new cItemPickaxeHandler(a_ItemType);
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}
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case E_ITEM_WOODEN_SHOVEL:
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case E_ITEM_STONE_SHOVEL:
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case E_ITEM_IRON_SHOVEL:
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case E_ITEM_GOLD_SHOVEL:
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case E_ITEM_DIAMOND_SHOVEL:
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{
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return new cItemShovelHandler(a_ItemType);
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}
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case E_ITEM_WOODEN_SWORD:
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case E_ITEM_STONE_SWORD:
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case E_ITEM_IRON_SWORD:
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case E_ITEM_GOLD_SWORD:
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case E_ITEM_DIAMOND_SWORD:
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{
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return new cItemSwordHandler(a_ItemType);
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}
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case E_ITEM_BUCKET:
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case E_ITEM_WATER_BUCKET:
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case E_ITEM_LAVA_BUCKET:
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{
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return new cItemBucketHandler(a_ItemType);
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}
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case E_ITEM_CARROT:
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case E_ITEM_MELON_SEEDS:
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case E_ITEM_POTATO:
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case E_ITEM_PUMPKIN_SEEDS:
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case E_ITEM_SEEDS:
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{
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return new cItemSeedsHandler(a_ItemType);
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}
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case E_ITEM_IRON_DOOR:
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case E_ITEM_WOODEN_DOOR:
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{
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return new cItemDoorHandler(a_ItemType);
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}
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case E_ITEM_MINECART:
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case E_ITEM_CHEST_MINECART:
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case E_ITEM_FURNACE_MINECART:
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case E_ITEM_MINECART_WITH_TNT:
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case E_ITEM_MINECART_WITH_HOPPER:
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{
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return new cItemMinecartHandler(a_ItemType);
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}
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// Food:
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case E_ITEM_BREAD:
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case E_ITEM_COOKIE:
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case E_ITEM_MELON_SLICE:
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case E_ITEM_RAW_CHICKEN:
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case E_ITEM_COOKED_CHICKEN:
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case E_ITEM_RAW_BEEF:
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case E_ITEM_RAW_PORKCHOP:
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case E_ITEM_STEAK:
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case E_ITEM_COOKED_PORKCHOP:
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case E_ITEM_RAW_FISH:
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case E_ITEM_COOKED_FISH:
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case E_ITEM_RED_APPLE:
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case E_ITEM_GOLDEN_APPLE:
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case E_ITEM_ROTTEN_FLESH:
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case E_ITEM_MUSHROOM_SOUP:
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case E_ITEM_SPIDER_EYE:
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{
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return new cItemFoodHandler(a_ItemType);
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}
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}
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}
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void cItemHandler::Deinit()
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{
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for(int i = 0; i < 2267; i++)
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{
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delete m_ItemHandler[i];
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}
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memset(m_ItemHandler, 0, sizeof(m_ItemHandler)); // Don't leave any dangling pointers around, just in case
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m_HandlerInitialized = false;
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}
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cItemHandler::cItemHandler(int a_ItemType)
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{
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m_ItemType = a_ItemType;
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}
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bool cItemHandler::OnItemUse(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir)
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{
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return false;
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}
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bool cItemHandler::OnDiggingBlock(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ, char a_Dir)
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{
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return false;
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}
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void cItemHandler::OnBlockDestroyed(cWorld * a_World, cPlayer * a_Player, const cItem & a_Item, int a_BlockX, int a_BlockY, int a_BlockZ)
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{
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BLOCKTYPE Block = a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
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cBlockHandler * Handler = cBlockHandler::GetBlockHandler(Block);
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if (a_Player->GetGameMode() == gmSurvival)
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{
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if (!BlockRequiresSpecialTool(Block) || CanHarvestBlock(Block))
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{
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Handler->DropBlock(a_World, a_Player, a_BlockX, a_BlockY, a_BlockZ);
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}
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}
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a_Player->UseEquippedItem();
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}
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void cItemHandler::OnFoodEaten(cWorld * a_World, cPlayer * a_Player, cItem * a_Item)
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{
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}
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char cItemHandler::GetMaxStackSize(void)
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{
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if (m_ItemType < 256)
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{
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// All blocks can stack up to 64
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return 64;
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}
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switch (m_ItemType) //sorted by id
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{
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case E_ITEM_ARROW: return 64;
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case E_ITEM_BAKED_POTATO: return 64;
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case E_ITEM_BLAZE_POWDER: return 64;
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case E_ITEM_BLAZE_ROD: return 64;
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case E_ITEM_BONE: return 64;
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case E_ITEM_BOOK: return 64;
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case E_ITEM_BOTTLE_O_ENCHANTING: return 64;
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case E_ITEM_BOWL: return 64;
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case E_ITEM_BREAD: return 64;
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case E_ITEM_BREWING_STAND: return 64;
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case E_ITEM_BUCKET: return 1; // TODO: change this to 16 when turning compatibility to 1.3
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case E_ITEM_CARROT: return 64;
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case E_ITEM_CAULDRON: return 64;
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case E_ITEM_CLAY: return 64;
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case E_ITEM_CLAY_BRICK: return 64;
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case E_ITEM_CLOCK: return 64;
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case E_ITEM_COAL: return 64;
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case E_ITEM_COMPARATOR: return 64;
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case E_ITEM_COMPASS: return 64;
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case E_ITEM_COOKED_CHICKEN: return 64;
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case E_ITEM_COOKED_FISH: return 64;
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case E_ITEM_COOKED_PORKCHOP: return 64;
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case E_ITEM_COOKIE: return 64;
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case E_ITEM_DIAMOND: return 64;
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case E_ITEM_DYE: return 64;
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case E_ITEM_EGG: return 16;
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case E_ITEM_EMERALD: return 64;
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case E_ITEM_ENDER_PEARL: return 16;
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case E_ITEM_EYE_OF_ENDER: return 64;
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case E_ITEM_FEATHER: return 64;
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case E_ITEM_FERMENTED_SPIDER_EYE: return 64;
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case E_ITEM_FIRE_CHARGE: return 64;
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case E_ITEM_FIREWORK_ROCKET: return 64;
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case E_ITEM_FIREWORK_STAR: return 64;
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case E_ITEM_FLINT: return 64;
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case E_ITEM_FLOWER_POT: return 64;
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case E_ITEM_GHAST_TEAR: return 64;
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case E_ITEM_GLASS_BOTTLE: return 64;
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case E_ITEM_GLISTERING_MELON: return 64;
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case E_ITEM_GLOWSTONE_DUST: return 64;
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case E_ITEM_GOLD: return 64;
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case E_ITEM_GOLDEN_APPLE: return 64;
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case E_ITEM_GOLDEN_CARROT: return 64;
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case E_ITEM_GOLD_NUGGET: return 64;
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case E_ITEM_GUNPOWDER: return 64;
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case E_ITEM_HEAD: return 64;
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case E_ITEM_IRON: return 64;
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case E_ITEM_LEATHER: return 64;
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case E_ITEM_MAGMA_CREAM: return 64;
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case E_ITEM_MAP: return 64;
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case E_ITEM_MELON_SEEDS: return 64;
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case E_ITEM_MELON_SLICE: return 64;
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case E_ITEM_NETHER_BRICK: return 64;
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case E_ITEM_NETHER_WART: return 64;
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case E_ITEM_PAINTINGS: return 64;
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case E_ITEM_PAPER: return 64;
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case E_ITEM_POISONOUS_POTATO: return 64;
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case E_ITEM_POTATO: return 64;
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case E_ITEM_PUMPKIN_PIE: return 64;
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case E_ITEM_PUMPKIN_SEEDS: return 64;
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case E_ITEM_RAW_BEEF: return 64;
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case E_ITEM_RAW_CHICKEN: return 64;
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case E_ITEM_RAW_FISH: return 64;
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case E_ITEM_RAW_PORKCHOP: return 64;
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case E_ITEM_RED_APPLE: return 64;
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case E_ITEM_REDSTONE_DUST: return 64;
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case E_ITEM_REDSTONE_REPEATER: return 64;
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case E_ITEM_ROTTEN_FLESH: return 64;
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case E_ITEM_SEEDS: return 64;
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case E_ITEM_SIGN: return 16;
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case E_ITEM_SLIMEBALL: return 64;
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case E_ITEM_SNOWBALL: return 16;
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case E_ITEM_SPAWN_EGG: return 64;
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case E_ITEM_SPIDER_EYE: return 64;
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case E_ITEM_STEAK: return 64;
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case E_ITEM_STICK: return 64;
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case E_ITEM_STRING: return 64;
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case E_ITEM_SUGAR: return 64;
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case E_ITEM_SUGAR_CANE: return 64;
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case E_ITEM_WHEAT: return 64;
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}
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// By default items don't stack:
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return 1;
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}
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bool cItemHandler::IsTool()
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{
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// TODO: Rewrite this to list all tools specifically
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return
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(m_ItemType >= 256 && m_ItemType <= 259)
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|| (m_ItemType == 261)
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|| (m_ItemType >= 267 && m_ItemType <= 279)
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|| (m_ItemType >= 283 && m_ItemType <= 286)
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|| (m_ItemType >= 290 && m_ItemType <= 294)
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|| (m_ItemType >= 256 && m_ItemType <= 259)
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|| (m_ItemType == 325)
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|| (m_ItemType == 346);
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}
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bool cItemHandler::IsFood(void)
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{
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switch (m_ItemType)
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{
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case E_ITEM_RED_APPLE:
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case E_ITEM_GOLDEN_APPLE:
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case E_ITEM_MUSHROOM_SOUP:
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case E_ITEM_BREAD:
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case E_ITEM_RAW_PORKCHOP:
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case E_ITEM_COOKED_PORKCHOP:
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case E_ITEM_MILK:
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case E_ITEM_RAW_FISH:
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case E_ITEM_COOKED_FISH:
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case E_ITEM_COOKIE:
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case E_ITEM_MELON_SLICE:
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case E_ITEM_RAW_BEEF:
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case E_ITEM_STEAK:
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case E_ITEM_RAW_CHICKEN:
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case E_ITEM_COOKED_CHICKEN:
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case E_ITEM_ROTTEN_FLESH:
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case E_ITEM_SPIDER_EYE:
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case E_ITEM_CARROT:
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case E_ITEM_POTATO:
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case E_ITEM_BAKED_POTATO:
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case E_ITEM_POISONOUS_POTATO:
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{
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return true;
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}
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} // switch (m_ItemType)
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return false;
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}
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bool cItemHandler::IsPlaceable(void)
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{
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// We can place any block that has a corresponding E_BLOCK_TYPE:
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return (m_ItemType >= 1) && (m_ItemType <= E_BLOCK_MAX_TYPE_ID);
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}
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bool cItemHandler::CanHarvestBlock(BLOCKTYPE a_BlockType)
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{
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return false;
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}
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bool cItemHandler::GetPlacementBlockTypeMeta(
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cWorld * a_World, cPlayer * a_Player,
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int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace,
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int a_CursorX, int a_CursorY, int a_CursorZ,
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BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
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)
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{
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ASSERT(m_ItemType < 256); // Items with IDs above 255 should all be handled by specific handlers
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if (m_ItemType > 256)
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{
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LOGERROR("%s: Item %d has no valid block!", __FUNCTION__, m_ItemType);
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return false;
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}
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cBlockHandler * BlockH = BlockHandler(m_ItemType);
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return BlockH->GetPlacementBlockTypeMeta(
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a_World, a_Player,
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a_BlockX, a_BlockY, a_BlockZ, a_BlockFace,
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a_CursorX, a_CursorY, a_CursorZ,
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a_BlockType, a_BlockMeta
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);
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}
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bool cItemHandler::EatItem(cPlayer * a_Player, cItem * a_Item)
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{
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FoodInfo Info = GetFoodInfo();
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if ((Info.FoodLevel > 0) || (Info.Saturation > 0.f))
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{
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bool Success = a_Player->Feed(Info.FoodLevel, Info.Saturation);
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// If consumed and there's chance of foodpoisoning, do it:
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if (Success && (Info.PoisonChance > 0))
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{
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cFastRandom r1;
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if ((r1.NextInt(100, a_Player->GetUniqueID()) - Info.PoisonChance) <= 0)
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{
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a_Player->FoodPoison(300);
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}
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}
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return Success;
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}
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return false;
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}
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cItemHandler::FoodInfo cItemHandler::GetFoodInfo()
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{
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return FoodInfo(0, 0.f);
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}
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