From 0b10b8e543444426153f48d4ec348ac15f4cf1f3 Mon Sep 17 00:00:00 2001
From: t00thpick1 <t00thpick1dirko@gmail.com>
Date: Sat, 12 Mar 2016 12:08:25 -0500
Subject: SPIGOT-1904: AreaEffectCloud events and additional API

---
 .../java/org/bukkit/entity/AreaEffectCloud.java    | 15 ++++++
 .../event/entity/AreaEffectCloudApplyEvent.java    | 55 ++++++++++++++++++++
 .../event/entity/LingeringPotionSplashEvent.java   | 58 ++++++++++++++++++++++
 3 files changed, 128 insertions(+)
 create mode 100644 src/main/java/org/bukkit/event/entity/AreaEffectCloudApplyEvent.java
 create mode 100644 src/main/java/org/bukkit/event/entity/LingeringPotionSplashEvent.java

diff --git a/src/main/java/org/bukkit/entity/AreaEffectCloud.java b/src/main/java/org/bukkit/entity/AreaEffectCloud.java
index c9d04db7..f88be2ff 100644
--- a/src/main/java/org/bukkit/entity/AreaEffectCloud.java
+++ b/src/main/java/org/bukkit/entity/AreaEffectCloud.java
@@ -6,6 +6,7 @@ import org.bukkit.Particle;
 import org.bukkit.potion.PotionData;
 import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
+import org.bukkit.projectiles.ProjectileSource;
 
 /**
  * Represents an area effect cloud which will imbue a potion effect onto
@@ -207,4 +208,18 @@ public interface AreaEffectCloud extends Entity {
      * @param color cloud color
      */
     void setColor(Color color);
+
+    /**
+     * Retrieve the original source of this cloud.
+     * 
+     * @return the {@link ProjectileSource} that threw the LingeringPotion
+     */
+    public ProjectileSource getSource();
+
+    /**
+     * Set the original source of this cloud.
+     *
+     * @param source the {@link ProjectileSource} that threw the LingeringPotion
+     */
+    public void setSource(ProjectileSource source);
 }
diff --git a/src/main/java/org/bukkit/event/entity/AreaEffectCloudApplyEvent.java b/src/main/java/org/bukkit/event/entity/AreaEffectCloudApplyEvent.java
new file mode 100644
index 00000000..bf2e7513
--- /dev/null
+++ b/src/main/java/org/bukkit/event/entity/AreaEffectCloudApplyEvent.java
@@ -0,0 +1,55 @@
+package org.bukkit.event.entity;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.commons.lang.Validate;
+import org.bukkit.entity.AreaEffectCloud;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.ThrownPotion;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+
+/**
+ * Called when a lingering potion applies it's effects. Happens
+ * once every 5 ticks
+ */
+public class AreaEffectCloudApplyEvent extends EntityEvent {
+    private static final HandlerList handlers = new HandlerList();
+    private final List<LivingEntity> affectedEntities;
+
+    public AreaEffectCloudApplyEvent(final AreaEffectCloud entity, final List<LivingEntity> affectedEntities) {
+        super(entity);
+        this.affectedEntities = affectedEntities;
+    }
+
+    @Override
+    public AreaEffectCloud getEntity() {
+        return (AreaEffectCloud) getEntity();
+    }
+
+    /**
+     * Retrieves a mutable list of the effected entities
+     * <p>
+     * It is important to note that not every entity in this list
+     * is guaranteed to be effected.  The cloud may die during the
+     * application of its effects due to the depletion of {@link AreaEffectCloud#getDurationOnUse()}
+     * or {@link AreaEffectCloud#getRadiusOnUse()}
+     *
+     * @return the affected entity list
+     */
+    public List<LivingEntity> getAffectedEntities() {
+        return affectedEntities;
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}
diff --git a/src/main/java/org/bukkit/event/entity/LingeringPotionSplashEvent.java b/src/main/java/org/bukkit/event/entity/LingeringPotionSplashEvent.java
new file mode 100644
index 00000000..09861a5b
--- /dev/null
+++ b/src/main/java/org/bukkit/event/entity/LingeringPotionSplashEvent.java
@@ -0,0 +1,58 @@
+package org.bukkit.event.entity;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Map;
+
+import org.apache.commons.lang.Validate;
+import org.bukkit.entity.AreaEffectCloud;
+import org.bukkit.entity.LingeringPotion;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.ThrownPotion;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+
+/**
+ * Called when a splash potion hits an area
+ */
+public class LingeringPotionSplashEvent extends ProjectileHitEvent implements Cancellable {
+    private static final HandlerList handlers = new HandlerList();
+    private boolean cancelled;
+    private final AreaEffectCloud entity;
+
+    public LingeringPotionSplashEvent(final ThrownPotion potion, final AreaEffectCloud entity) {
+        super(potion);
+        this.entity = entity;
+    }
+
+    @Override
+    public LingeringPotion getEntity() {
+        return (LingeringPotion) super.getEntity();
+    }
+
+    /**
+     * Gets the AreaEffectCloud spawned
+     *
+     * @return The spawned AreaEffectCloud
+     */
+    public AreaEffectCloud getAreaEffectCloud() {
+        return entity;
+    }
+
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    public void setCancelled(boolean cancel) {
+        cancelled = cancel;
+    }
+
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}
-- 
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