136 lines
3.3 KiB
Java
136 lines
3.3 KiB
Java
package buildcraft.core.statements;
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import net.minecraft.client.renderer.texture.IIconRegister;
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import net.minecraft.item.ItemStack;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.util.IIcon;
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import buildcraft.api.statements.IStatement;
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import buildcraft.api.statements.IStatementContainer;
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import buildcraft.api.statements.IStatementParameter;
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import buildcraft.api.statements.StatementMouseClick;
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public class StatementParameterItemStackExact implements IStatementParameter {
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protected ItemStack stack;
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private int availableSlots;
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public StatementParameterItemStackExact() {
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this(-1);
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}
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public StatementParameterItemStackExact(int availableSlots) {
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this.availableSlots = availableSlots;
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}
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@Override
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public IIcon getIcon() {
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return null;
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}
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@Override
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public ItemStack getItemStack() {
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return stack;
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}
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@Override
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public void onClick(IStatementContainer source, IStatement stmt, ItemStack stack, StatementMouseClick mouse) {
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if (stack != null) {
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if (areItemsEqual(this.stack, stack)) {
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if (mouse.getButton() == 0) {
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this.stack.stackSize += (mouse.isShift()) ? 16 : 1;
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int maxSize = availableSlots < 0 ? 64 : Math.min(64, this.stack.getMaxStackSize() * availableSlots);
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if (this.stack.stackSize > maxSize) {
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this.stack.stackSize = maxSize;
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}
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} else {
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this.stack.stackSize -= (mouse.isShift()) ? 16 : 1;
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if (this.stack.stackSize <= 0) {
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this.stack = null;
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}
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}
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} else {
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this.stack = stack.copy();
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}
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} else {
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if (this.stack != null) {
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if (mouse.getButton() == 0) {
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this.stack.stackSize += (mouse.isShift()) ? 16 : 1;
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int maxSize = availableSlots < 0 ? 64 : Math.min(64, this.stack.getMaxStackSize() * availableSlots);
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if (this.stack.stackSize > maxSize) {
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this.stack.stackSize = maxSize;
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}
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} else {
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this.stack.stackSize -= (mouse.isShift()) ? 16 : 1;
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if (this.stack.stackSize <= 0) {
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this.stack = null;
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}
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}
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}
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}
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}
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@Override
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public void writeToNBT(NBTTagCompound compound) {
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if (stack != null) {
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NBTTagCompound tagCompound = new NBTTagCompound();
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stack.writeToNBT(tagCompound);
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compound.setTag("stack", tagCompound);
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}
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compound.setInteger("availableSlots", availableSlots);
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}
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@Override
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public void readFromNBT(NBTTagCompound compound) {
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if (compound.hasKey("availableSlots")) {
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availableSlots = compound.getInteger("availableSlots");
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}
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stack = ItemStack.loadItemStackFromNBT(compound.getCompoundTag("stack"));
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}
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@Override
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public boolean equals(Object object) {
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if (object instanceof StatementParameterItemStackExact) {
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StatementParameterItemStackExact param = (StatementParameterItemStackExact) object;
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return areItemsEqual(stack, param.stack);
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} else {
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return false;
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}
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}
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private boolean areItemsEqual(ItemStack stack1, ItemStack stack2) {
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if (stack1 != null) {
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return stack2 != null && stack1.isItemEqual(stack2) && ItemStack.areItemStackTagsEqual(stack1, stack2);
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} else {
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return stack2 == null;
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}
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}
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@Override
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public String getDescription() {
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if (stack != null) {
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return stack.getDisplayName();
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} else {
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return "";
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}
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}
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@Override
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public String getUniqueTag() {
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return "buildcraft:stackExact";
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}
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@Override
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public void registerIcons(IIconRegister iconRegister) {
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}
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@Override
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public IStatementParameter rotateLeft() {
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return this;
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}
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}
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