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/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/

package com.badlogic.gdx.scenes.scene2d.utils;

import com.badlogic.gdx.math.Rectangle;
import com.badlogic.gdx.utils.Null;

/** Allows a parent to set the area that is visible on a child actor to allow the child to cull when drawing itself. This must
 * only be used for actors that are not rotated or scaled.
 * @author Nathan Sweet */
public interface Cullable {
	/** @param cullingArea The culling area in the child actor's coordinates. */
	public void setCullingArea (@Null Rectangle cullingArea);
}