began map implementing

core/src/zero1hd/polyjet/audio/AudioData.java

@@ -49,8 +49,14 @@ public interface AudioData extends Disposable {
 	public AudioFormat getFormat();
 	
 	/**
-	 * Returns object containing basic audio data;
+	 * returns sample count
 	 * @return
 	 */
 	public int getSampleCount();
+	
+	/**
+	 * returns duration of song in seconds
+	 * @return
+	 */
+	public float getDuration();
 }

core/src/zero1hd/polyjet/audio/GamePlayMap.java

@@ -0,0 +1,21 @@
+package zero1hd.polyjet.audio;
+
+import com.badlogic.gdx.audio.Music;
+
+public class GamePlayMap {
+	private Music playableClip;
+	private float playTime;
+	
+	public GamePlayMap(AudioData audioData) {
+		playableClip = audioData.getPlaybackMusic();
+		playTime = audioData.getDuration();
+	}
+	
+	public Music getPlayableClip() {
+		return playableClip;
+	}
+	
+	public float getPlayTime() {
+		return playTime;
+	}
+}

core/src/zero1hd/polyjet/audio/Mp3AudioData.java

@@ -31,13 +31,17 @@ public class Mp3AudioData implements AudioData {
 	private int readIndex;
 
 	private int sampleCount;
-
+	private float durationInSeconds;
+	
 	private AudioInputStream in;
 	
 	Decoder decoder = new Decoder();
 	public Mp3AudioData(FileHandle audioFile) {
 		try {
-			sampleCount = (int) new MP3File(audioFile.file()).getMP3AudioHeader().getNumberOfFrames();
+			MP3File mp3File = new MP3File(audioFile.file());
+			
+			sampleCount = (int) mp3File.getMP3AudioHeader().getNumberOfFrames();
+			durationInSeconds = mp3File.getMP3AudioHeader().getNumberOfFrames()/readWindowSize;
 		} catch (IOException | TagException | ReadOnlyFileException | InvalidAudioFrameException e1) {
 			e1.printStackTrace();
 		}
@@ -149,4 +153,9 @@ public class Mp3AudioData implements AudioData {
 		}
 	}
 
+	@Override
+	public float getDuration() {
+		return durationInSeconds;
+	}
+
 }

core/src/zero1hd/polyjet/audio/WavAudioData.java

@@ -80,4 +80,9 @@ public class WavAudioData implements AudioData {
 		playbackMusic.dispose();
 		decoder.cleanAndClose();
 	}
+
+	@Override
+	public float getDuration() {
+		return decoder.getDurationInSeconds();
+	}
 }