Sebastian Hartte
103 lines
3.0 KiB
Java
103 lines
3.0 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2017, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.util.inv;
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import javax.annotation.Nonnull;
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import alexiil.mc.lib.attributes.item.ItemTransferable;
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import net.minecraft.item.ItemStack;
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import net.minecraftforge.items.IItemHandlerModifiable;
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import appeng.util.helpers.ItemHandlerUtil;
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public class WrapperRangeItemHandler implements IItemHandlerModifiable {
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private final ItemTransferable compose;
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private final int minSlot;
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private final int maxSlot;
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public WrapperRangeItemHandler(ItemTransferable compose, int minSlot, int maxSlotExclusive) {
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this.compose = compose;
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this.minSlot = minSlot;
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this.maxSlot = maxSlotExclusive;
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}
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@Override
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public int getSlots() {
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return this.maxSlot - this.minSlot;
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}
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@Override
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@Nonnull
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public ItemStack getStackInSlot(int slot) {
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if (this.checkSlot(slot)) {
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return this.compose.getStackInSlot(slot + this.minSlot);
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}
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return ItemStack.EMPTY;
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}
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@Override
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@Nonnull
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public ItemStack insertItem(int slot, @Nonnull ItemStack stack, boolean simulate) {
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if (this.checkSlot(slot)) {
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return this.compose.insertItem(slot + this.minSlot, stack, simulate);
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}
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return stack;
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}
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@Override
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@Nonnull
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public ItemStack extractItem(int slot, int amount, boolean simulate) {
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if (this.checkSlot(slot)) {
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return this.compose.extractItem(slot + this.minSlot, amount, simulate);
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}
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return ItemStack.EMPTY;
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}
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@Override
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public void setStackInSlot(int slot, @Nonnull ItemStack stack) {
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if (this.checkSlot(slot)) {
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ItemHandlerUtil.setStackInSlot(this.compose, slot + this.minSlot, stack);
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}
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}
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@Override
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public int getSlotLimit(int slot) {
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if (this.checkSlot(slot)) {
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return this.compose.getSlotLimit(slot + this.minSlot);
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}
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return 0;
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}
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private boolean checkSlot(int localSlot) {
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return localSlot + this.minSlot < this.maxSlot;
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}
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@Override
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public boolean isItemValid(int slot, ItemStack stack) {
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if (this.checkSlot(slot)) {
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return this.compose.isItemValid(slot + this.minSlot, stack);
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}
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return false;
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}
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}
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