public class ItemAmountSignCreationGui extends LogisticsBaseGuiScreen {
public ItemAmountSignCreationGui(EntityPlayer player, CoreRoutedPipe pipe, ForgeDirection dir) {
super(180, 125, 0, 0);
ItemAmountPipeSign sign = ((ItemAmountPipeSign)pipe.getPipeSign(dir));
DummyContainer dummy = new DummyContainer(player.inventory, sign.itemTypeInv);
dummy.addDummySlot(0, 10, 13);
dummy.addNormalSlotsForPlayerInventory(10, 40);
this.inventorySlots = dummy;
}