package appeng.parts.automation; import net.minecraft.inventory.IInventory; import net.minecraft.item.ItemStack; import net.minecraft.tileentity.TileEntity; import net.minecraft.world.World; import appeng.api.config.RedstoneMode; import appeng.api.config.Upgrades; import appeng.api.networking.ticking.IGridTickable; import appeng.api.networking.ticking.TickRateModulation; import appeng.me.GridAccessException; import appeng.tile.inventory.AppEngInternalAEInventory; import appeng.util.InventoryAdaptor; import appeng.util.Platform; public abstract class PartSharedItemBus extends PartUpgradeable implements IGridTickable { private TileEntity getTileEntity(TileEntity self, int x, int y, int z) { World w = self.getWorldObj(); if ( w.getChunkProvider().chunkExists( x >> 4, z >> 4 ) ) { TileEntity te = w.getTileEntity( x, y, z ); return te; } return null; } public PartSharedItemBus(Class c, ItemStack is) { super( c, is ); } @Override public void upgradesChanged() { updateState(); } protected int availableSlots() { return Math.min( 1 + getInstalledUpgrades( Upgrades.CAPACITY ) * 4, config.getSizeInventory() ); } public void writeToNBT(net.minecraft.nbt.NBTTagCompound extra) { super.writeToNBT( extra ); config.writeToNBT( extra, "config" ); } public void readFromNBT(net.minecraft.nbt.NBTTagCompound extra) { super.readFromNBT( extra ); config.readFromNBT( extra, "config" ); } AppEngInternalAEInventory config = new AppEngInternalAEInventory( this, 9 ); int adaptorHash = 0; InventoryAdaptor adaptor; InventoryAdaptor getHandler() { TileEntity self = getHost().getTile(); TileEntity target = getTileEntity( self, self.xCoord + side.offsetX, self.yCoord + side.offsetY, self.zCoord + side.offsetZ ); int newAdaptorHash = Platform.generateTileHash( target ); if ( adaptorHash == newAdaptorHash && newAdaptorHash != 0 ) return adaptor; adaptorHash = newAdaptorHash; adaptor = InventoryAdaptor.getAdaptor( target, side.getOpposite() ); return adaptor; } boolean lastRedstone = false; abstract TickRateModulation doBusWork(); @Override public void onNeighborChanged() { updateState(); if ( lastRedstone != host.hasRedstone( side ) ) { lastRedstone = !lastRedstone; if ( lastRedstone && getRSMode() == RedstoneMode.SIGNAL_PULSE ) doBusWork(); } } private void updateState() { try { if ( !isSleeping() ) proxy.getTick().wakeDevice( proxy.getNode() ); else proxy.getTick().sleepDevice( proxy.getNode() ); } catch (GridAccessException e) { // :P } } @Override public IInventory getInventoryByName(String name) { if ( name.equals( "config" ) ) return config; return super.getInventoryByName( name ); } }