Sound.java

/*
 * Engine Alpha ist eine anfängerorientierte 2D-Gaming Engine.
 *
 * Copyright (c) 2011 - 2014 Michael Andonie and contributors.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package ea;

import ea.internal.sound.SampledSound;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

public class Sound {
    private byte[] data;

    private SampledSound ss;

    public Sound (String datei) {
        try {
            data = loadFromStream(new FileInputStream(datei));
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
    }

    public static byte[] loadFromStream (InputStream is) {
        byte[] bytes;

        if (is == null) {
            return null;
        }

        try {
            bytes = new byte[is.available()];

            int off = 0;
            int n;

            while (off < bytes.length && (n = is.read(bytes, off, bytes.length - off)) >= 0) {
                off += n;
            }

            is.close();

            return bytes;
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        return null;
    }

    public void play () {
        if (ss != null) {
            ss.stopSound();

            try {
                ss.join();
            } catch (Exception e) {
                e.printStackTrace();
            }

            ss = null;
        }

        if (data != null) {
            ss = new SampledSound(data, false);
            ss.start();
        }
    }

    public void loop () {
        if (ss != null) {
            ss.stopSound();

            try {
                ss.join();
            } catch (Exception e) {
                e.printStackTrace();
            }

            ss = null;
        }

        if (data != null) {
            ss = new SampledSound(data, true);
            ss.start();
        }
    }

    public void pause () {
        if (ss == null) {
            return;
        }

        ss.pauseSound(true);
    }

    public void unpause () {
        if (ss == null) {
            return;
        }

        ss.pauseSound(false);
    }

    public void stop () {
        if (ss == null) {
            return;
        }

        ss.stopSound();
    }
}