com.badlogic.gdx.scenes.scene2d.actions.RunnableAction.java Source code

Introduction

Here is the source code for com.badlogic.gdx.scenes.scene2d.actions.RunnableAction.java

Source

/*******************************************************************************
 * 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.actions;

import com.badlogic.gdx.scenes.scene2d.Action;
import com.badlogic.gdx.utils.Pool;

/** An action that runs a {@link Runnable}. Alternatively, the {@link #run()} method can be overridden instead of setting a
 * runnable.
 * @author Nathan Sweet */
public class RunnableAction extends Action {
    private Runnable runnable;
    private boolean ran;

    public boolean act(float delta) {
        if (!ran) {
            ran = true;
            run();
        }
        return true;
    }

    /** Called to run the runnable. */
    public void run() {
        Pool pool = getPool();
        setPool(null); // Ensure this action can't be returned to the pool inside the runnable.
        try {
            runnable.run();
        } finally {
            setPool(pool);
        }
    }

    public void restart() {
        ran = false;
    }

    public void reset() {
        super.reset();
        runnable = null;
    }

    public Runnable getRunnable() {
        return runnable;
    }

    public void setRunnable(Runnable runnable) {
        this.runnable = runnable;
    }
}