BiomesOPlenty/apis/thaumcraft/api/wands/WandTriggerRegistry.java

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package thaumcraft.api.wands;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.world.World;
/**
* This class serves a similar function to IWandable in that it allows wands to interact
* with object in the world. In this case it is most useful for adding interaction with non-mod
* blocks where you can't control what happens in their code.
* Example where it is used is in crafting the thaumonomicon from a bookshelf and the
* crucible from a cauldron
*
* @author azanor
*
*/
public class WandTriggerRegistry {
/**
* Registers an action to perform when a casting wand right clicks on a specific block.
* A manager class needs to be created that implements IWandTriggerManager.
* @param manager
* @param event a logical number that you can use to differentiate different events or actions
* @param blockid
* @param meta send -1 as a wildcard value for all possible meta values
*/
public static void registerWandBlockTrigger(IWandTriggerManager manager, int event, int blockid, int meta) {
triggers.put(Arrays.asList(blockid,meta),
Arrays.asList(manager,event));
}
private static HashMap<List<Integer>,List> triggers = new HashMap<List<Integer>,List>();
public static boolean hasTrigger(int blockid, int meta) {
if (triggers.containsKey(Arrays.asList(blockid,meta)) ||
triggers.containsKey(Arrays.asList(blockid,-1))) return true;
return false;
}
/**
* This is called by the onItemUseFirst function in wands.
* Parameters and return value functions like you would expect for that function.
* @param world
* @param wand
* @param player
* @param x
* @param y
* @param z
* @param side
* @param blockid
* @param meta
* @return
*/
public static boolean performTrigger(World world, ItemStack wand, EntityPlayer player,
int x, int y, int z, int side, int blockid, int meta) {
if (!triggers.containsKey(Arrays.asList(blockid,meta))) return false;
List l = triggers.get(Arrays.asList(blockid,meta));
if (l==null) l = triggers.get(Arrays.asList(blockid,-1));
IWandTriggerManager manager = (IWandTriggerManager) l.get(0);
int event = (Integer) l.get(1);
return manager.performTrigger(world, wand, player, x, y, z, side, event);
}
}