X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsonitus%2Fdata%2Fsink%2FAudioSink.java;h=72442f5440a508935c8d73784e90f75ec9b66642;hb=9a5bbdb694cda8f4bc0794aea136b993399961dd;hp=f80113bd818707b4cd813da11c0b5e66e951cd81;hpb=7fd39e525f49730b76e756b613f20b9dd72808b9;p=sonitus.git

diff --git a/src/main/java/net/pterodactylus/sonitus/data/sink/AudioSink.java b/src/main/java/net/pterodactylus/sonitus/data/sink/AudioSink.java
index f80113b..72442f5 100644
--- a/src/main/java/net/pterodactylus/sonitus/data/sink/AudioSink.java
+++ b/src/main/java/net/pterodactylus/sonitus/data/sink/AudioSink.java
@@ -17,16 +17,23 @@
 
 package net.pterodactylus.sonitus.data.sink;
 
+import static javax.sound.sampled.FloatControl.Type.VOLUME;
+
 import java.io.IOException;
+import java.util.Arrays;
+import java.util.List;
 import java.util.logging.Logger;
 import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.AudioSystem;
+import javax.sound.sampled.FloatControl;
 import javax.sound.sampled.LineUnavailableException;
 import javax.sound.sampled.SourceDataLine;
 
+import net.pterodactylus.sonitus.data.Controller;
 import net.pterodactylus.sonitus.data.Metadata;
 import net.pterodactylus.sonitus.data.Sink;
 import net.pterodactylus.sonitus.data.Source;
+import net.pterodactylus.sonitus.data.controller.Fader;
 
 import com.google.common.base.Preconditions;
 
@@ -41,12 +48,39 @@ public class AudioSink implements Sink {
 	/** The logger. */
 	private static final Logger logger = Logger.getLogger(AudioSink.class.getName());
 
+	/** The volume fader. */
+	private final Fader volumeFader;
+
 	/** The current metadata. */
 	private Metadata metadata;
 
 	/** The audio output. */
 	private SourceDataLine sourceDataLine;
 
+	/** Creates a new audio sink. */
+	public AudioSink() {
+		super();
+		volumeFader = new Fader() {
+
+			@Override
+			protected void valueSet(int value) {
+				if (sourceDataLine != null) {
+					FloatControl volumeControl = (FloatControl) sourceDataLine.getControl(VOLUME);
+					volumeControl.setValue(value * volumeControl.getMaximum() / (float) maximum());
+				}
+			}
+		};
+	}
+
+	//
+	// CONTROLLED METHODS
+	//
+
+	@Override
+	public List<Controller> controllers() {
+		return Arrays.<Controller>asList(volumeFader);
+	}
+
 	//
 	// SINK METHODS
 	//