Initial code check in continued

src/source/tuner/MixerTuner.java

@@ -0,0 +1,98 @@
+/*******************************************************************************
+ *     SDR Trunk 
+ *     Copyright (C) 2014 Dennis Sheirer
+ * 
+ *     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
+ *     (at your option) 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 source.tuner;
+
+import java.util.ArrayList;
+
+import javax.sound.sampled.TargetDataLine;
+
+import sample.Listener;
+import sample.complex.ComplexSampleListListener;
+import source.mixer.MixerSource;
+import source.mixer.SampleAdapter;
+
+public abstract class MixerTuner extends Tuner
+{
+	private TargetDataLine mTargetDataLine;
+	protected MixerTunerType mMixerTunerType;
+	protected MixerSource mMixerSource;
+	protected ArrayList<ComplexSampleListListener> mListeners = 
+					new ArrayList<ComplexSampleListListener>();
+	
+	/**
+	 * Provides a wrapper around a MixerSource to treat it like a Tuner that
+	 * can provide ComplexSample<Short> samples.  Subclasses should couple this
+	 * functionality with a tuner control class to allow tuning.
+	 */
+	public MixerTuner( String name,
+					   MixerTunerType mixerTunerType,
+					   TargetDataLine targetDataLine,
+					   SampleAdapter sampleAdapter )
+	{
+		super( name );
+		
+		mMixerTunerType = mixerTunerType;
+
+		mTargetDataLine = targetDataLine;
+		
+        mMixerSource = new MixerSource( targetDataLine, 
+				   mMixerTunerType.getAudioFormat(),
+				   name,
+				   sampleAdapter );
+	}
+	
+	public MixerTuner( String name, 
+					   MixerTunerDataLine mixerTuner,
+					   SampleAdapter sampleAdapter )
+	{
+		this( name, 
+			  mixerTuner.getMixerTunerType(), 
+			  mixerTuner.getTargetDataLine(),
+			  sampleAdapter );
+	}
+
+	public MixerTunerType getMixerTunerType()
+	{
+		return mMixerTunerType;
+	}
+	
+	public TargetDataLine getTargetDataLine()
+	{
+		return mTargetDataLine;
+	}
+	
+	/**
+	 * Overrides the Tuner listener management methods and allows the 
+	 * complex mixer source to manage sample listeners
+	 */
+	@Override
+    public void addListener( Listener<Float[]> listener )
+    {
+		mMixerSource.setListener( listener );
+    }
+
+	/**
+	 * Overrides the Tuner listener management methods and allows the 
+	 * complex mixer source to manage sample listeners
+	 */
+	@Override
+    public void removeListener( Listener<Float[]> listener )
+    {
+	    mMixerSource.removeListener( listener );
+    }
+}