From d3bf76da9de67e7cd6e97d80086f2aa907930fb7 Mon Sep 17 00:00:00 2001
From: TomyLobo <tomylobo@nurfuerspam.de>
Date: Wed, 21 Mar 2012 16:30:35 +0100
Subject: Add LivingEntity.hasLineOfSight. Addresses BUKKIT-1255

---
 src/main/java/org/bukkit/entity/LivingEntity.java         | 9 +++++++++
 src/test/java/org/bukkit/plugin/messaging/TestPlayer.java | 4 ++++
 2 files changed, 13 insertions(+)

(limited to 'src')

diff --git a/src/main/java/org/bukkit/entity/LivingEntity.java b/src/main/java/org/bukkit/entity/LivingEntity.java
index 6787d79a..e93453a3 100644
--- a/src/main/java/org/bukkit/entity/LivingEntity.java
+++ b/src/main/java/org/bukkit/entity/LivingEntity.java
@@ -269,4 +269,13 @@ public interface LivingEntity extends Entity {
      * @return A collection of {@link PotionEffect}s
      */
     public Collection<PotionEffect> getActivePotionEffects();
+
+    /**
+     * Checks whether the entity has block line of sight to another.<br />
+     * This uses the same algorithm that hostile mobs use to find the closest player.
+     *
+     * @param other The entity to determine line of sight to.
+     * @return true if there is a line of sight, false if not.
+     */
+    public boolean hasLineOfSight(Entity other);
 }
diff --git a/src/test/java/org/bukkit/plugin/messaging/TestPlayer.java b/src/test/java/org/bukkit/plugin/messaging/TestPlayer.java
index 4a4032b6..15e60c14 100644
--- a/src/test/java/org/bukkit/plugin/messaging/TestPlayer.java
+++ b/src/test/java/org/bukkit/plugin/messaging/TestPlayer.java
@@ -756,4 +756,8 @@ public class TestPlayer implements Player {
     public boolean isBlocking() {
         throw new UnsupportedOperationException("Not supported yet.");
     }
+
+    public boolean hasLineOfSight(Entity other) {
+        throw new UnsupportedOperationException("Not supported yet.");
+    }
 }
-- 
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