From: badlogicgames <badlogicgames@6c4fd544-2939-11df-bb46-9574ba5d0bfa>
Date: Fri, 7 Jan 2011 06:10:06 +0000 (+0000)
Subject: [added] Group.addActorAt/addActorBefore/addActorAfter
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=f7c0d0e4aeee90039b2cd792f5e196abef353445;p=mikumikustudio%2Flibgdx-mikumikustudio.git

[added] Group.addActorAt/addActorBefore/addActorAfter
---

diff --git a/gdx/src/com/badlogic/gdx/scenes/scene2d/Group.java b/gdx/src/com/badlogic/gdx/scenes/scene2d/Group.java
index 1c28091c9..ca7cdc41e 100644
--- a/gdx/src/com/badlogic/gdx/scenes/scene2d/Group.java
+++ b/gdx/src/com/badlogic/gdx/scenes/scene2d/Group.java
@@ -313,8 +313,49 @@ public class Group extends Actor {
 		namesToActors.put(actor.name, actor);
 		actor.parent = this;
 	}
+	
+	/**
+	 * Adds an {@link Actor} at the given index in the group. The first Actor added will be at
+	 * index 0 and so on. Throws an IndexOutOfBoundsException in case the index is invalid.
+	 * @param index the index to add the actor at.
+	 */
+	public void addActorAt(int index, Actor actor) {
+		children.add(index, actor);
+		if(actor instanceof Group)groups.add((Group)actor);
+		namesToActors.put(actor.name, actor);
+		actor.parent = this;		
+	}
+	
+	/**
+	 * Adds an {@link Actor} before the given Actor. 
+	 * @param actorBefore the Actor to add the other actor in front of
+	 * @param actor the Actor to add
+	 */
+	public void addActorBefore(Actor actorBefore, Actor actor) {
+		int index = children.indexOf(actorBefore);		
+		children.add(index, actor);
+		if(actor instanceof Group)groups.add((Group)actor);
+		namesToActors.put(actor.name, actor);
+		actor.parent = this;		
+	}
 
 	/**
+	 * Adds an {@link Actor} after the given Actor. 
+	 * @param actorAfter the Actor to add the other Actor behind
+	 * @param actor the Actor to add
+	 */
+	public void addActorAfter(Actor actorAfter, Actor actor) {
+		int index = children.indexOf(actorAfter);
+		if(index == children.size())			
+			children.add(actor);
+		else
+			children.add(index+1, actor);
+		if(actor instanceof Group)groups.add((Group)actor);
+		namesToActors.put(actor.name, actor);
+		actor.parent = this;		
+	}
+	
+	/**
 	 * Removes an {@link Actor} from this Group.
 	 * @param actor
 	 */