/******************************************************************************* * Copyright 2014 stuntguy3000 (Luke Anderson) and coasterman10. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, * MA 02110-1301, USA. ******************************************************************************/ package org.eodsteven.CrafterNexus; import java.lang.reflect.Constructor; import java.lang.reflect.Field; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.util.Arrays; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Map.Entry; import org.bukkit.Bukkit; import org.bukkit.Location; import org.bukkit.Material; import org.bukkit.entity.Player; import org.bukkit.util.Vector; import org.eodsteven.CrafterNexus.ReflectionUtils.PackageType; //public class ParticleEffect { /** * <b>ParticleEffect Library</b> * <p> * This library was created by @DarkBlade12 and allows you to display all Minecraft particle effects on a Bukkit server * <p> * You are welcome to use it, modify it and redistribute it under the following conditions: * <ul> * <li>Don't claim this class as your own * <li>Don't remove this disclaimer * </ul> * <p> * Special thanks: * <ul> * <li>@microgeek (original idea, names and packet parameters) * <li>@ShadyPotato (1.8 names, ids and packet parameters) * <li>@RingOfStorms (specific particle direction) * </ul> * <p> * <i>It would be nice if you provide credit to me if you use this class in a published project</i> * * @author DarkBlade12 * @version 1.6 */ public enum ParticleEffect { /** * A particle effect which is displayed by exploding tnt and creepers: * <ul> * <li>It looks like a white cloud * <li>The speed value influences the velocity at which the particle flies off * </ul> */ EXPLOSION_NORMAL("explode", 0, -1), /** * A particle effect which is displayed by exploding ghast fireballs and wither skulls: * <ul> * <li>It looks like a gray ball which is fading away * <li>The speed value slightly influences the size of this particle effect * </ul> */ EXPLOSION_LARGE("largeexplode", 1, -1), /** * A particle effect which is displayed by exploding tnt and creepers: * <ul> * <li>It looks like a crowd of gray balls which are fading away * <li>The speed value has no influence on this particle effect * </ul> */ EXPLOSION_HUGE("hugeexplosion", 2, -1), /** * A particle effect which is displayed by launching fireworks: * <ul> * <li>It looks like a white star which is sparkling * <li>The speed value influences the velocity at which the particle flies off * </ul> */ FIREWORKS_SPARK("fireworksSpark", 3, -1), /** * A particle effect which is displayed by swimming entities and arrows in water: * <ul> * <li>It looks like a bubble * <li>The speed value influences the velocity at which the particle flies off * </ul> */ WATER_BUBBLE("bubble", 4, -1, false, true), /** * A particle effect which is displayed by swimming entities and shaking wolves: * <ul> * <li>It looks like a blue drop * <li>The speed value has no influence on this particle effect * </ul> */ WATER_SPLASH("splash", 5, -1), /** * A particle effect which is displayed on water when fishing: * <ul> * <li>It looks like a blue droplet * <li>The speed value influences the velocity at which the particle flies off * </ul> */ WATER_WAKE("wake", 6, 7), /** * A particle effect which is displayed by water: * <ul> * <li>It looks like a tiny blue square * <li>The speed value has no influence on this particle effect * </ul> */ SUSPENDED("suspended", 7, -1, false, true), /** * A particle effect which is displayed by air when close to bedrock and the in the void: * <ul> * <li>It looks like a tiny gray square * <li>The speed value has no influence on this particle effect * </ul> */ SUSPENDED_DEPTH("depthSuspend", 8, -1), /** * A particle effect which is displayed when landing a critical hit and by arrows: * <ul> * <li>It looks like a light brown cross * <li>The speed value influences the velocity at which the particle flies off * </ul> */ CRIT("crit", 9, -1), /** * A particle effect which is displayed when landing a hit with an enchanted weapon: * <ul> * <li>It looks like a cyan star * <li>The speed value influences the velocity at which the particle flies off * </ul> */ CRIT_MAGIC("magicCrit", 10, -1), /** * A particle effect which is displayed by primed tnt, torches, droppers, dispensers, end portals, brewing stands and monster spawners: * <ul> * <li>It looks like a little gray cloud * <li>The speed value influences the velocity at which the particle flies off * </ul> */ SMOKE_NORMAL("smoke", 11, -1), /** * A particle effect which is displayed by fire, minecarts with furnace and blazes: * <ul> * <li>It looks like a large gray cloud * <li>The speed value influences the velocity at which the particle flies off * </ul> */ SMOKE_LARGE("largesmoke", 12, -1), /** * A particle effect which is displayed when splash potions or bottles o' enchanting hit something: * <ul> * <li>It looks like a white swirl * <li>The speed value causes the particle to only move upwards when set to 0 * </ul> */ SPELL("spell", 13, -1), /** * A particle effect which is displayed when instant splash potions hit something: * <ul> * <li>It looks like a white cross * <li>The speed value causes the particle to only move upwards when set to 0 * </ul> */ SPELL_INSTANT("instantSpell", 14, -1), /** * A particle effect which is displayed by entities with active potion effects: * <ul> * <li>It looks like a colored swirl * <li>The speed value causes the particle to be colored black when set to 0 * <li>The particle color gets lighter when increasing the speed and darker when decreasing the speed * </ul> */ SPELL_MOB("mobSpell", 15, -1), /** * A particle effect which is displayed by entities with active potion effects applied through a beacon: * <ul> * <li>It looks like a transparent colored swirl * <li>The speed value causes the particle to be always colored black when set to 0 * <li>The particle color gets lighter when increasing the speed and darker when decreasing the speed * </ul> */ SPELL_MOB_AMBIENT("mobSpellAmbient", 16, -1), /** * A particle effect which is displayed by witches: * <ul> * <li>It looks like a purple cross * <li>The speed value causes the particle to only move upwards when set to 0 * </ul> */ SPELL_WITCH("witchMagic", 17, -1), /** * A particle effect which is displayed by blocks beneath a water source: * <ul> * <li>It looks like a blue drip * <li>The speed value has no influence on this particle effect * </ul> */ DRIP_WATER("dripWater", 18, -1), /** * A particle effect which is displayed by blocks beneath a lava source: * <ul> * <li>It looks like an orange drip * <li>The speed value has no influence on this particle effect * </ul> */ DRIP_LAVA("dripLava", 19, -1), /** * A particle effect which is displayed when attacking a villager in a village: * <ul> * <li>It looks like a cracked gray heart * <li>The speed value has no influence on this particle effect * </ul> */ VILLAGER_ANGRY("angryVillager", 20, -1), /** * A particle effect which is displayed when using bone meal and trading with a villager in a village: * <ul> * <li>It looks like a green star * <li>The speed value has no influence on this particle effect * </ul> */ VILLAGER_HAPPY("happyVillager", 21, -1), /** * A particle effect which is displayed by mycelium: * <ul> * <li>It looks like a tiny gray square * <li>The speed value has no influence on this particle effect * </ul> */ TOWN_AURA("townaura", 22, -1), /** * A particle effect which is displayed by note blocks: * <ul> * <li>It looks like a colored note * <li>The speed value causes the particle to be colored green when set to 0 * </ul> */ NOTE("note", 23, -1), /** * A particle effect which is displayed by nether portals, endermen, ender pearls, eyes of ender, ender chests and dragon eggs: * <ul> * <li>It looks like a purple cloud * <li>The speed value influences the spread of this particle effect * </ul> */ PORTAL("portal", 24, -1), /** * A particle effect which is displayed by enchantment tables which are nearby bookshelves: * <ul> * <li>It looks like a cryptic white letter * <li>The speed value influences the spread of this particle effect * </ul> */ ENCHANTMENT_TABLE("enchantmenttable", 25, -1), /** * A particle effect which is displayed by torches, active furnaces, magma cubes and monster spawners: * <ul> * <li>It looks like a tiny flame * <li>The speed value influences the velocity at which the particle flies off * </ul> */ FLAME("flame", 26, -1), /** * A particle effect which is displayed by lava: * <ul> * <li>It looks like a spark * <li>The speed value has no influence on this particle effect * </ul> */ LAVA("lava", 27, -1), /** * A particle effect which is currently unused: * <ul> * <li>It looks like a transparent gray square * <li>The speed value has no influence on this particle effect * </ul> */ FOOTSTEP("footstep", 28, -1), /** * A particle effect which is displayed when a mob dies: * <ul> * <li>It looks like a large white cloud * <li>The speed value influences the velocity at which the particle flies off * </ul> */ CLOUD("cloud", 29, -1), /** * A particle effect which is displayed by redstone ore, powered redstone, redstone torches and redstone repeaters: * <ul> * <li>It looks like a tiny colored cloud * <li>The speed value causes the particle to be colored red when set to 0 * </ul> */ REDSTONE("reddust", 30, -1), /** * A particle effect which is displayed when snowballs hit a block: * <ul> * <li>It looks like a little piece with the snowball texture * <li>The speed value has no influence on this particle effect * </ul> */ SNOWBALL("snowballpoof", 31, -1), /** * A particle effect which is currently unused: * <ul> * <li>It looks like a tiny white cloud * <li>The speed value influences the velocity at which the particle flies off * </ul> */ SNOW_SHOVEL("snowshovel", 32, -1), /** * A particle effect which is displayed by slimes: * <ul> * <li>It looks like a tiny part of the slimeball icon * <li>The speed value has no influence on this particle effect * </ul> */ SLIME("slime", 33, -1), /** * A particle effect which is displayed when breeding and taming animals: * <ul> * <li>It looks like a red heart * <li>The speed value has no influence on this particle effect * </ul> */ HEART("heart", 34, -1), /** * A particle effect which is displayed by barriers: * <ul> * <li>It looks like a red box with a slash through it * <li>The speed value has no influence on this particle effect * </ul> */ BARRIER("barrier", 35, 8), /** * A particle effect which is displayed when breaking a tool or eggs hit a block: * <ul> * <li>It looks like a little piece with an item texture * </ul> */ ITEM_CRACK("iconcrack", 36, -1, true), /** * A particle effect which is displayed when breaking blocks or sprinting: * <ul> * <li>It looks like a little piece with a block texture * <li>The speed value has no influence on this particle effect * </ul> */ BLOCK_CRACK("blockcrack", 37, -1, true), /** * A particle effect which is displayed when falling: * <ul> * <li>It looks like a little piece with a block texture * </ul> */ BLOCK_DUST("blockdust", 38, 7, true), /** * A particle effect which is displayed when rain hits the ground: * <ul> * <li>It looks like a blue droplet * <li>The speed value has no influence on this particle effect * </ul> */ WATER_DROP("droplet", 39, 8), /** * A particle effect which is currently unused: * <ul> * <li>It has no visual effect * </ul> */ ITEM_TAKE("take", 40, 8), /** * A particle effect which is displayed by elder guardians: * <ul> * <li>It looks like the shape of the elder guardian * <li>The speed value has no influence on this particle effect * </ul> */ MOB_APPEARANCE("mobappearance", 41, 8); private static final Map<String, ParticleEffect> NAME_MAP = new HashMap<>(); private static final Map<Integer, ParticleEffect> ID_MAP = new HashMap<>(); private final String name; private final int id; private final int requiredVersion; private final boolean requiresData; private final boolean requiresWater; // Initialize map for quick name and id lookup static { for (ParticleEffect effect : values()) { NAME_MAP.put(effect.name, effect); ID_MAP.put(effect.id, effect); } } /** * Construct a new particle effect * * @param name Name of this particle effect * @param id Id of this particle effect * @param requiredVersion Version which is required (1.x) * @param requiresData Indicates whether additional data is required for this particle effect * @param requiresWater Indicates whether water is required for this particle effect to display properly */ private ParticleEffect(String name, int id, int requiredVersion, boolean requiresData, boolean requiresWater) { this.name = name; this.id = id; this.requiredVersion = requiredVersion; this.requiresData = requiresData; this.requiresWater = requiresWater; } /** * Construct a new particle effect with {@link #requiresWater} set to <code>false</code> * * @param name Name of this particle effect * @param id Id of this particle effect * @param requiredVersion Version which is required (1.x) * @param requiresData Indicates whether additional data is required for this particle effect * @see #ParticleEffect(String, int, boolean, boolean) */ private ParticleEffect(String name, int id, int requiredVersion, boolean requiresData) { this(name, id, requiredVersion, requiresData, false); } /** * Construct a new particle effect with {@link #requiresData} and {@link #requiresWater} set to <code>false</code> * * @param name Name of this particle effect * @param id Id of this particle effect * @param requiredVersion Version which is required (1.x) * @param requiresData Indicates whether additional data is required for this particle effect * @see #ParticleEffect(String, int, boolean) */ private ParticleEffect(String name, int id, int requiredVersion) { this(name, id, requiredVersion, false); } /** * Returns the name of this particle effect * * @return The name */ public String getName() { return name; } /** * Returns the id of this particle effect * * @return The id */ public int getId() { return id; } /** * Returns the required version for this particle effect (1.x) * * @return The required version */ public int getRequiredVersion() { return requiredVersion; } /** * Determine if additional data is required for this particle effect * * @return Whether additional data is required or not */ public boolean getRequiresData() { return requiresData; } /** * Determine if water is required for this particle effect to display properly * * @return Whether water is required or not */ public boolean getRequiresWater() { return requiresWater; } /** * Determine if this particle effect is supported by your current server version * * @return Whether the particle effect is supported or not */ public boolean isSupported() { if (requiredVersion == -1) { return true; } return ParticlePacket.getVersion() >= requiredVersion; } /** * Returns the particle effect with the given name * * @param name Name of the particle effect * @return The particle effect */ public static ParticleEffect fromName(String name) { for (Entry<String, ParticleEffect> entry : NAME_MAP.entrySet()) { if (!entry.getKey().equalsIgnoreCase(name)) { continue; } return entry.getValue(); } return null; } /** * Returns the particle effect with the given id * * @param id Id of the particle effect * @return The particle effect */ public static ParticleEffect fromId(int id) { for (Entry<Integer, ParticleEffect> entry : ID_MAP.entrySet()) { if (entry.getKey() != id) { continue; } return entry.getValue(); } return null; } /** * Determine if water is at a certain location * * @param location Location to check * @return Whether water is at this location or not */ private static boolean isWater(Location location) { Material material = location.getBlock().getType(); return material == Material.WATER || material == Material.STATIONARY_WATER; } /** * Determine if the distance between @param location and one of the players exceeds 256 * * @param location Location to check * @return Whether the distance exceeds 256 or not */ private static boolean isLongDistance(Location location, List<Player> players) { for (Player player : players) { if (player.getLocation().distanceSquared(location) < 65536) { continue; } return true; } return false; } /** * Determine if the data type for a particle effect is correct * * @param effect Particle effect * @param data Particle data * @return Whether the data type is correct or not */ private static boolean isDataCorrect(ParticleEffect effect, ParticleData data) { return ((effect == BLOCK_CRACK || effect == BLOCK_DUST) && data instanceof BlockData) || effect == ITEM_CRACK && data instanceof ItemData; } /** * Displays a particle effect which is only visible for all players within a certain range in the world of @param center * * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param range Range of the visibility * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see ParticlePacket * @see ParticlePacket#sendTo(Location, double) */ public void display(float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, double range) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (requiresData) { throw new ParticleDataException("This particle effect requires additional data"); } if (requiresWater && !isWater(center)) { throw new IllegalArgumentException("There is no water at the center location"); } new ParticlePacket(this, offsetX, offsetY, offsetZ, speed, amount, range > 256, null).sendTo(center, range); } /** * Displays a particle effect which is only visible for the specified players * * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see ParticlePacket * @see ParticlePacket#sendTo(Location, List) */ public void display(float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, List<Player> players) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (requiresData) { throw new ParticleDataException("This particle effect requires additional data"); } if (requiresWater && !isWater(center)) { throw new IllegalArgumentException("There is no water at the center location"); } new ParticlePacket(this, offsetX, offsetY, offsetZ, speed, amount, isLongDistance(center, players), null).sendTo(center, players); } /** * Displays a particle effect which is only visible for the specified players * * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see #display(float, float, float, float, int, Location, List) */ public void display(float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, Player... players) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { display(offsetX, offsetY, offsetZ, speed, amount, center, Arrays.asList(players)); } /** * Displays a single particle which flies into a determined direction and is only visible for all players within a certain range in the world of @param center * * @param direction Direction of the particle * @param speed Display speed of the particle * @param center Center location of the effect * @param range Range of the visibility * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see ParticlePacket * @see ParticlePacket#sendTo(Location, double) */ public void display(Vector direction, float speed, Location center, double range) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (requiresData) { throw new ParticleDataException("This particle effect requires additional data"); } if (requiresWater && !isWater(center)) { throw new IllegalArgumentException("There is no water at the center location"); } new ParticlePacket(this, direction, speed, range > 256, null).sendTo(center, range); } /** * Displays a single particle which flies into a determined direction and is only visible for the specified players * * @param direction Direction of the particle * @param speed Display speed of the particle * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see ParticlePacket * @see ParticlePacket#sendTo(Location, List) */ public void display(Vector direction, float speed, Location center, List<Player> players) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (requiresData) { throw new ParticleDataException("This particle effect requires additional data"); } if (requiresWater && !isWater(center)) { throw new IllegalArgumentException("There is no water at the center location"); } new ParticlePacket(this, direction, speed, isLongDistance(center, players), null).sendTo(center, players); } /** * Displays a single particle which flies into a determined direction and is only visible for the specified players * * @param direction Direction of the particle * @param speed Display speed of the particle * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect requires additional data * @throws IllegalArgumentException If the particle effect requires water and none is at the center location * @see #display(Vector, float, Location, List) */ public void display(Vector direction, float speed, Location center, Player... players) throws ParticleVersionException, ParticleDataException, IllegalArgumentException { display(direction, speed, center, Arrays.asList(players)); } /** * Displays a particle effect which requires additional data and is only visible for all players within a certain range in the world of @param center * * @param data Data of the effect * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param range Range of the visibility * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see ParticlePacket * @see ParticlePacket#sendTo(Location, double) */ public void display(ParticleData data, float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, double range) throws ParticleVersionException, ParticleDataException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (!requiresData) { throw new ParticleDataException("This particle effect does not require additional data"); } if (!isDataCorrect(this, data)) { throw new ParticleDataException("The particle data type is incorrect"); } new ParticlePacket(this, offsetX, offsetY, offsetZ, speed, amount, range > 256, data).sendTo(center, range); } /** * Displays a particle effect which requires additional data and is only visible for the specified players * * @param data Data of the effect * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see ParticlePacket * @see ParticlePacket#sendTo(Location, List) */ public void display(ParticleData data, float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, List<Player> players) throws ParticleVersionException, ParticleDataException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (!requiresData) { throw new ParticleDataException("This particle effect does not require additional data"); } if (!isDataCorrect(this, data)) { throw new ParticleDataException("The particle data type is incorrect"); } new ParticlePacket(this, offsetX, offsetY, offsetZ, speed, amount, isLongDistance(center, players), data).sendTo(center, players); } /** * Displays a particle effect which requires additional data and is only visible for the specified players * * @param data Data of the effect * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see #display(ParticleData, float, float, float, float, int, Location, List) */ public void display(ParticleData data, float offsetX, float offsetY, float offsetZ, float speed, int amount, Location center, Player... players) throws ParticleVersionException, ParticleDataException { display(data, offsetX, offsetY, offsetZ, speed, amount, center, Arrays.asList(players)); } /** * Displays a single particle which requires additional data that flies into a determined direction and is only visible for all players within a certain range in the world of @param center * * @param data Data of the effect * @param direction Direction of the particle * @param speed Display speed of the particles * @param center Center location of the effect * @param range Range of the visibility * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see ParticlePacket * @see ParticlePacket#sendTo(Location, double) */ public void display(ParticleData data, Vector direction, float speed, Location center, double range) throws ParticleVersionException, ParticleDataException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (!requiresData) { throw new ParticleDataException("This particle effect does not require additional data"); } if (!isDataCorrect(this, data)) { throw new ParticleDataException("The particle data type is incorrect"); } new ParticlePacket(this, direction, speed, range > 256, data).sendTo(center, range); } /** * Displays a single particle which requires additional data that flies into a determined direction and is only visible for the specified players * * @param data Data of the effect * @param direction Direction of the particle * @param speed Display speed of the particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see ParticlePacket * @see ParticlePacket#sendTo(Location, List) */ public void display(ParticleData data, Vector direction, float speed, Location center, List<Player> players) throws ParticleVersionException, ParticleDataException { if (!isSupported()) { throw new ParticleVersionException("This particle effect is not supported by your server version"); } if (!requiresData) { throw new ParticleDataException("This particle effect does not require additional data"); } if (!isDataCorrect(this, data)) { throw new ParticleDataException("The particle data type is incorrect"); } new ParticlePacket(this, direction, speed, isLongDistance(center, players), data).sendTo(center, players); } /** * Displays a single particle which requires additional data that flies into a determined direction and is only visible for the specified players * * @param data Data of the effect * @param direction Direction of the particle * @param speed Display speed of the particles * @param center Center location of the effect * @param players Receivers of the effect * @throws ParticleVersionException If the particle effect is not supported by the server version * @throws ParticleDataException If the particle effect does not require additional data or if the data type is incorrect * @see #display(ParticleData, Vector, float, Location, List) */ public void display(ParticleData data, Vector direction, float speed, Location center, Player... players) throws ParticleVersionException, ParticleDataException { display(data, direction, speed, center, Arrays.asList(players)); } /** * Represents the particle data for effects like {@link ParticleEffect#ITEM_CRACK}, {@link ParticleEffect#BLOCK_CRACK} and {@link ParticleEffect#BLOCK_DUST} * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.6 */ public static abstract class ParticleData { private final Material material; private final byte data; private final int[] packetData; /** * Construct a new particle data * * @param material Material of the item/block * @param data Data value of the item/block */ @SuppressWarnings("deprecation") public ParticleData(Material material, byte data) { this.material = material; this.data = data; this.packetData = new int[] { material.getId(), data }; } /** * Returns the material of this data * * @return The material */ public Material getMaterial() { return material; } /** * Returns the data value of this data * * @return The data value */ public byte getData() { return data; } /** * Returns the data as an int array for packet construction * * @return The data for the packet */ public int[] getPacketData() { return packetData; } /** * Returns the data as a string for pre 1.8 versions * * @return The data string for the packet */ public String getPacketDataString() { return "_" + packetData[0] + "_" + packetData[1]; } } /** * Represents the item data for the {@link ParticleEffect#ITEM_CRACK} effect * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.6 */ public static final class ItemData extends ParticleData { /** * Construct a new item data * * @param material Material of the item * @param data Data value of the item * @see ParticleData#ParticleData(Material, byte) */ public ItemData(Material material, byte data) { super(material, data); } } /** * Represents the block data for the {@link ParticleEffect#BLOCK_CRACK} and {@link ParticleEffect#BLOCK_DUST} effects * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.6 */ public static final class BlockData extends ParticleData { /** * Construct a new block data * * @param material Material of the block * @param data Data value of the block * @throws IllegalArgumentException If the material is not a block * @see ParticleData#ParticleData(Material, byte) */ public BlockData(Material material, byte data) throws IllegalArgumentException { super(material, data); if (!material.isBlock()) { throw new IllegalArgumentException("The material is not a block"); } } } /** * Represents a runtime exception that is thrown either if the displayed particle effect requires data and has none or vice-versa or if the data type is wrong * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.6 */ private static final class ParticleDataException extends RuntimeException { private static final long serialVersionUID = 3203085387160737484L; /** * Construct a new particle data exception * * @param message Message that will be logged * @param cause Cause of the exception */ public ParticleDataException(String message) { super(message); } } /** * Represents a runtime exception that is thrown if the displayed particle effect requires a newer version * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.6 */ private static final class ParticleVersionException extends RuntimeException { private static final long serialVersionUID = 3203085387160737484L; /** * Construct a new particle version exception * * @param message Message that will be logged * @param cause Cause of the exception */ public ParticleVersionException(String message) { super(message); } } /** * Represents a particle effect packet with all attributes which is used for sending packets to the players * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.5 */ public static final class ParticlePacket { private static int version; private static Class<?> enumParticle; private static Constructor<?> packetConstructor; private static Method getHandle; private static Field playerConnection; private static Method sendPacket; private static boolean initialized; private final ParticleEffect effect; private final float offsetX; private final float offsetY; private final float offsetZ; private final float speed; private final int amount; private final boolean longDistance; private final ParticleData data; private Object packet; /** * Construct a new particle packet * * @param effect Particle effect * @param offsetX Maximum distance particles can fly away from the center on the x-axis * @param offsetY Maximum distance particles can fly away from the center on the y-axis * @param offsetZ Maximum distance particles can fly away from the center on the z-axis * @param speed Display speed of the particles * @param amount Amount of particles * @param longDistance Indicates whether the maximum distance is increased from 256 to 65536 * @param data Data of the effect * @throws IllegalArgumentException If the speed is lower than 0 or the amount is lower than 1 * @see #initialize() */ public ParticlePacket(ParticleEffect effect, float offsetX, float offsetY, float offsetZ, float speed, int amount, boolean longDistance, ParticleData data) throws IllegalArgumentException { initialize(); if (speed < 0) { throw new IllegalArgumentException("The speed is lower than 0"); } if (amount < 1) { throw new IllegalArgumentException("The amount is lower than 1"); } this.effect = effect; this.offsetX = offsetX; this.offsetY = offsetY; this.offsetZ = offsetZ; this.speed = speed; this.amount = amount; this.longDistance = longDistance; this.data = data; } /** * Construct a new particle packet of a single particle flying into a determined direction * * @param effect Particle effect * @param direction Direction of the particle * @param speed Display speed of the particle * @param longDistance Indicates whether the maximum distance is increased from 256 to 65536 * @param data Data of the effect * @throws IllegalArgumentException If the speed is lower than 0 * @see #initialize() */ public ParticlePacket(ParticleEffect effect, Vector direction, float speed, boolean longDistance, ParticleData data) throws IllegalArgumentException { initialize(); if (speed < 0) { throw new IllegalArgumentException("The speed is lower than 0"); } this.effect = effect; this.offsetX = (float) direction.getX(); this.offsetY = (float) direction.getY(); this.offsetZ = (float) direction.getZ(); this.speed = speed; this.amount = 0; this.longDistance = longDistance; this.data = data; } /** * Initializes {@link #packetConstructor}, {@link #getHandle}, {@link #playerConnection} and {@link #sendPacket} and sets {@link #initialized} to <code>true</code> if it succeeds * <p> * <b>Note:</b> These fields only have to be initialized once, so it will return if {@link #initialized} is already set to <code>true</code> * * @throws VersionIncompatibleException if your bukkit version is not supported by this library */ public static void initialize() throws VersionIncompatibleException { if (initialized) { return; } try { version = Integer.parseInt(Character.toString(PackageType.getServerVersion().charAt(3))); if (version > 7) { enumParticle = PackageType.MINECRAFT_SERVER.getClass("EnumParticle"); } Class<?> packetClass = PackageType.MINECRAFT_SERVER.getClass(version < 7 ? "Packet63WorldParticles" : "PacketPlayOutWorldParticles"); packetConstructor = ReflectionUtils.getConstructor(packetClass); getHandle = ReflectionUtils.getMethod("CraftPlayer", PackageType.CRAFTBUKKIT_ENTITY, "getHandle"); playerConnection = ReflectionUtils.getField("EntityPlayer", PackageType.MINECRAFT_SERVER, false, "playerConnection"); sendPacket = ReflectionUtils.getMethod(playerConnection.getType(), "sendPacket", PackageType.MINECRAFT_SERVER.getClass("Packet")); } catch (NumberFormatException | ClassNotFoundException | NoSuchMethodException | NoSuchFieldException | SecurityException exception) { throw new VersionIncompatibleException("Your current bukkit version seems to be incompatible with this library", exception); } initialized = true; } /** * Returns the version of your server (1.x) * * @return The version number */ public static int getVersion() { return version; } /** * Determine if {@link #packetConstructor}, {@link #getHandle}, {@link #playerConnection} and {@link #sendPacket} are initialized * * @return Whether these fields are initialized or not * @see #initialize() */ public static boolean isInitialized() { return initialized; } /** * Sends the packet to a single player and caches it * * @param center Center location of the effect * @param player Receiver of the packet * @throws PacketInstantiationException if instantion fails due to an unknown error * @throws PacketSendingException if sending fails due to an unknown error */ public void sendTo(Location center, Player player) throws PacketInstantiationException, PacketSendingException { if (packet == null) { try { packet = packetConstructor.newInstance(); Object id; if (version < 8) { id = effect.getName() + (data == null ? "" : data.getPacketDataString()); } else { id = enumParticle.getEnumConstants()[effect.getId()]; } ReflectionUtils.setValue(packet, true, "a", id); ReflectionUtils.setValue(packet, true, "b", (float) center.getX()); ReflectionUtils.setValue(packet, true, "c", (float) center.getY()); ReflectionUtils.setValue(packet, true, "d", (float) center.getZ()); ReflectionUtils.setValue(packet, true, "e", offsetX); ReflectionUtils.setValue(packet, true, "f", offsetY); ReflectionUtils.setValue(packet, true, "g", offsetZ); ReflectionUtils.setValue(packet, true, "h", speed); ReflectionUtils.setValue(packet, true, "i", amount); if (version > 7) { ReflectionUtils.setValue(packet, true, "j", longDistance); ReflectionUtils.setValue(packet, true, "k", data == null ? new int[0] : data.getPacketData()); } } catch (InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException | NoSuchFieldException | SecurityException exception) { throw new PacketInstantiationException("Packet instantiation failed", exception); } } try { sendPacket.invoke(playerConnection.get(getHandle.invoke(player)), packet); } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException exception) { throw new PacketSendingException("Failed to send the packet to player '" + player.getName() + "'", exception); } } /** * Sends the packet to all players in the list * * @param center Center location of the effect * @param players Receivers of the packet * @throws IllegalArgumentException If the player list is empty * @see #sendTo(Location center, Player player) */ public void sendTo(Location center, List<Player> players) throws IllegalArgumentException { if (players.isEmpty()) { throw new IllegalArgumentException("The player list is empty"); } for (Player player : players) { sendTo(center, player); } } /** * Sends the packet to all players in a certain range * * @param center Center location of the effect * @param range Range in which players will receive the packet (Maximum range for particles is usually 16, but it can differ for some types) * @throws IllegalArgumentException If the range is lower than 1 * @see #sendTo(Location center, Player player) */ @SuppressWarnings("deprecation") public void sendTo(Location center, double range) throws IllegalArgumentException { if (range < 1) { throw new IllegalArgumentException("The range is lower than 1"); } String worldName = center.getWorld().getName(); double squared = range * range; for (Player player : Bukkit.getOnlinePlayers()) { if (!player.getWorld().getName().equals(worldName) || player.getLocation().distanceSquared(center) > squared) { continue; } sendTo(center, player); } } /** * Represents a runtime exception that is thrown if a bukkit version is not compatible with this library * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.5 */ private static final class VersionIncompatibleException extends RuntimeException { private static final long serialVersionUID = 3203085387160737484L; /** * Construct a new version incompatible exception * * @param message Message that will be logged * @param cause Cause of the exception */ public VersionIncompatibleException(String message, Throwable cause) { super(message, cause); } } /** * Represents a runtime exception that is thrown if packet instantiation fails * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.4 */ private static final class PacketInstantiationException extends RuntimeException { private static final long serialVersionUID = 3203085387160737484L; /** * Construct a new packet instantiation exception * * @param message Message that will be logged * @param cause Cause of the exception */ public PacketInstantiationException(String message, Throwable cause) { super(message, cause); } } /** * Represents a runtime exception that is thrown if packet sending fails * <p> * This class is part of the <b>ParticleEffect Library</b> and follows the same usage conditions * * @author DarkBlade12 * @since 1.4 */ private static final class PacketSendingException extends RuntimeException { private static final long serialVersionUID = 3203085387160737484L; /** * Construct a new packet sending exception * * @param message Message that will be logged * @param cause Cause of the exception */ public PacketSendingException(String message, Throwable cause) { super(message, cause); } } } }