Java tutorial
/* * This file ("BlockGiantChest.java") is part of the Actually Additions mod for Minecraft. * It is created and owned by Ellpeck and distributed * under the Actually Additions License to be found at * http://ellpeck.de/actaddlicense * View the source code at https://github.com/Ellpeck/ActuallyAdditions * * 2015-2017 Ellpeck */ package de.ellpeck.actuallyadditions.mod.blocks; import java.util.List; import de.ellpeck.actuallyadditions.mod.ActuallyAdditions; import de.ellpeck.actuallyadditions.mod.blocks.base.BlockContainerBase; import de.ellpeck.actuallyadditions.mod.blocks.base.ItemBlockBase; import de.ellpeck.actuallyadditions.mod.inventory.GuiHandler; import de.ellpeck.actuallyadditions.mod.items.InitItems; import de.ellpeck.actuallyadditions.mod.tile.TileEntityGiantChest; import de.ellpeck.actuallyadditions.mod.tile.TileEntityGiantChestLarge; import de.ellpeck.actuallyadditions.mod.tile.TileEntityGiantChestMedium; import de.ellpeck.actuallyadditions.mod.util.ItemStackHandlerAA; import de.ellpeck.actuallyadditions.mod.util.ItemUtil; import de.ellpeck.actuallyadditions.mod.util.StackUtil; import de.ellpeck.actuallyadditions.mod.util.StringUtil; import net.minecraft.block.Block; import net.minecraft.block.SoundType; import net.minecraft.block.material.Material; import net.minecraft.block.state.IBlockState; import net.minecraft.client.util.ITooltipFlag; import net.minecraft.entity.EntityLivingBase; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.item.EnumRarity; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.nbt.NBTTagList; import net.minecraft.tileentity.TileEntity; import net.minecraft.util.EnumFacing; import net.minecraft.util.EnumHand; import net.minecraft.util.NonNullList; import net.minecraft.util.math.BlockPos; import net.minecraft.util.text.TextFormatting; import net.minecraft.world.IBlockAccess; import net.minecraft.world.World; import net.minecraftforge.items.IItemHandlerModifiable; public class BlockGiantChest extends BlockContainerBase { public final int type; public BlockGiantChest(String name, int type) { super(Material.WOOD, name); this.type = type; this.setHarvestLevel("axe", 0); this.setHardness(0.5F); this.setResistance(15.0F); this.setSoundType(SoundType.WOOD); } @Override public TileEntity createNewTileEntity(World world, int par2) { switch (this.type) { case 1: return new TileEntityGiantChestMedium(); case 2: return new TileEntityGiantChestLarge(); default: return new TileEntityGiantChest(); } } @Override public boolean isFullCube(IBlockState state) { return false; } @Override public boolean isOpaqueCube(IBlockState state) { return false; } @Override public boolean onBlockActivated(World world, BlockPos pos, IBlockState state, EntityPlayer player, EnumHand hand, EnumFacing par6, float par7, float par8, float par9) { if (!world.isRemote) { TileEntityGiantChest chest = (TileEntityGiantChest) world.getTileEntity(pos); if (chest != null) { chest.fillWithLoot(player); player.openGui(ActuallyAdditions.INSTANCE, GuiHandler.GuiTypes.GIANT_CHEST.ordinal(), world, pos.getX(), pos.getY(), pos.getZ()); } return true; } return true; } @Override public EnumRarity getRarity(ItemStack stack) { return EnumRarity.EPIC; } @Override public void onBlockPlacedBy(World world, BlockPos pos, IBlockState state, EntityLivingBase entity, ItemStack stack) { if (stack.getTagCompound() != null) { TileEntity tile = world.getTileEntity(pos); if (tile instanceof TileEntityGiantChest) { NBTTagList list = stack.getTagCompound().getTagList("Items", 10); IItemHandlerModifiable inv = ((TileEntityGiantChest) tile).inv; for (int i = 0; i < list.tagCount(); i++) { NBTTagCompound compound = list.getCompoundTagAt(i); if (compound != null && compound.hasKey("id")) { inv.setStackInSlot(i, new ItemStack(list.getCompoundTagAt(i))); } } } } super.onBlockPlacedBy(world, pos, state, entity, stack); } @Override public void getDrops(NonNullList<ItemStack> drops, IBlockAccess world, BlockPos pos, IBlockState state, int fortune) { super.getDrops(drops, world, pos, state, fortune); TileEntity tile = world.getTileEntity(pos); if (tile instanceof TileEntityGiantChest) { ItemStackHandlerAA slots = ((TileEntityGiantChest) tile).inv; int place = ItemUtil.getPlaceAt(slots.getItems(), new ItemStack(InitItems.itemCrateKeeper), false); if (place >= 0) { NBTTagList list = new NBTTagList(); for (int i = 0; i < slots.getSlots(); i++) { //Destroy the keeper if (i != place) { NBTTagCompound compound = new NBTTagCompound(); if (StackUtil.isValid(slots.getStackInSlot(i))) { slots.getStackInSlot(i).writeToNBT(compound); } list.appendTag(compound); } } if (list.tagCount() > 0) { ItemStack stackInQuestion = drops.get(0); if (StackUtil.isValid(stackInQuestion)) { if (stackInQuestion.getTagCompound() == null) { stackInQuestion.setTagCompound(new NBTTagCompound()); } stackInQuestion.getTagCompound().setTag("Items", list); } } } } } @Override public boolean shouldDropInventory(World world, BlockPos pos) { TileEntity tile = world.getTileEntity(pos); return !(tile instanceof TileEntityGiantChest) || !ItemUtil.contains(((TileEntityGiantChest) tile).inv.getItems(), new ItemStack(InitItems.itemCrateKeeper), false); } @Override protected ItemBlockBase getItemBlock() { return new TheItemBlock(this); } public static class TheItemBlock extends ItemBlockBase { public TheItemBlock(Block block) { super(block); } @Override public void addInformation(ItemStack stack, World playerIn, List<String> tooltip, ITooltipFlag advanced) { int type = this.block instanceof BlockGiantChest ? ((BlockGiantChest) this.block).type : -1; if (type == 2) { tooltip.add(TextFormatting.ITALIC + StringUtil.localize("container." + ActuallyAdditions.MODID + ".giantChestLarge.desc")); } else if (type == 0) { tooltip.add(TextFormatting.ITALIC + StringUtil.localize("container." + ActuallyAdditions.MODID + ".giantChest.desc")); } } @Override public NBTTagCompound getNBTShareTag(ItemStack stack) { return null; } } }