SimpleKeyBindingManager.java

/*
 * This file is part of SpoutcraftPlugin.
 *
 * Copyright (c) 2011 SpoutcraftDev <http://spoutcraft.org//>
 * SpoutcraftPlugin is licensed under the GNU Lesser General Public License.
 *
 * SpoutcraftPlugin is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * SpoutcraftPlugin is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.getspout.spout.keyboard;

import java.util.HashMap;
import java.util.UUID;

import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;

import org.getspout.spoutapi.event.input.KeyBindingEvent;
import org.getspout.spoutapi.keyboard.BindingExecutionDelegate;
import org.getspout.spoutapi.keyboard.KeyBinding;
import org.getspout.spoutapi.keyboard.KeyBindingManager;
import org.getspout.spoutapi.keyboard.Keyboard;
import org.getspout.spoutapi.packet.PacketKeyBinding;
import org.getspout.spoutapi.player.SpoutPlayer;

public class SimpleKeyBindingManager implements KeyBindingManager {
	private HashMap<UUID, KeyBinding> bindings = new HashMap<UUID, KeyBinding>();
	@Override
	public void registerBinding(String id, Keyboard defaultKey, String description, BindingExecutionDelegate callback, Plugin plugin) throws IllegalArgumentException {
		if (searchBinding(id, plugin) != null) {
			throw new IllegalArgumentException("This binding is already registered: " + id + " for plugin [" + plugin.getDescription().getName() + "]");
		}
		KeyBinding binding = new KeyBinding(id, defaultKey, description, plugin, callback);
		bindings.put(binding.getUniqueId(), binding);
		for (Player p : Bukkit.getServer().getOnlinePlayers()) {
			if (p instanceof SpoutPlayer) {
				sendKeybinding((SpoutPlayer)p, binding);
			}
		}
	}

	private KeyBinding searchBinding(String id, Plugin plugin) {
		for (KeyBinding binding:bindings.values()) {
			if (binding.getId().equals(id) && binding.getPlugin().equals(plugin)) {
				return binding;
			}
		}
		return null;
	}

	@Override
	public void summonKey(UUID uniqueId, SpoutPlayer player, Keyboard key, boolean pressed) {
		KeyBinding binding = searchBinding(uniqueId);
		if (binding == null) {
			return;
		}
		String id = binding.getId();
		Plugin plugin = binding.getPlugin();
		if (pressed) {
			try {
				binding.getDelegate().keyPressed(new KeyBindingEvent(player, binding));
			} catch (Exception e) {
				System.out.println("Could not execute Key Press Delegate of plugin [" + plugin.getDescription().getName() + "] for action [" + id + "]!");
				e.printStackTrace();
			}
		} else {
			try {
				binding.getDelegate().keyReleased(new KeyBindingEvent(player, binding));
			} catch (Exception e) {
				System.out.println("Could not execute Key Release Delegate of plugin [" + plugin.getDescription().getName() + "] for action [" + id + "]!");
				e.printStackTrace();
			}
		}
	}

	private KeyBinding searchBinding(UUID uniqueId) {
		return bindings.get(uniqueId);
	}

	private void sendKeybinding(SpoutPlayer p, KeyBinding binding) {
		if (p.isSpoutCraftEnabled()) {
			p.sendPacket(new PacketKeyBinding(binding));
		}
	}

	public void onPlayerJoin(SpoutPlayer player) {
		for (KeyBinding binding:bindings.values()) {
			sendKeybinding(player, binding);
		}
	}
}