IQ recording file playback partial checkin.

NOTE: only the gui components and settings handling have been implemented.  Actual recording playback is not yet implemented.

Partial checkin of initial P25 decoder development.  

NOTE: P25 decoder is not yet functional.

src/instrument/gui/DecoderViewFrame.java

@@ -19,9 +19,13 @@ package instrument.gui;
 
 import instrument.Instrumentable;
 import instrument.tap.Tap;
+import instrument.tap.TapViewPanel;
 import instrument.tap.stream.BinaryTap;
+import instrument.tap.stream.BinaryTapViewPanel;
 import instrument.tap.stream.FloatTap;
+import instrument.tap.stream.FloatTapViewPanel;
 import instrument.tap.stream.SymbolEventTap;
+import instrument.tap.stream.SymbolEventTapViewPanel;
 
 import java.awt.Dimension;
 import java.awt.event.ActionEvent;
@@ -51,7 +55,9 @@ import decode.Decoder;
 public class DecoderViewFrame extends JInternalFrame 
 							  implements PositionListener, Listener<Message>
 {
-	private Decoder mDecoder;
+    private static final long serialVersionUID = 1L;
+
+    private Decoder mDecoder;
 	private WaveSource mWaveSource;
 	
 	private HashMap<Tap,TapViewPanel> mPanelMap = 

src/instrument/gui/WaveSourceFrame.java

@@ -46,6 +46,7 @@ import decode.fleetsync2.Fleetsync2Decoder;
 import decode.ltrnet.LTRNetDecoder;
 import decode.mdc1200.MDCDecoder;
 import decode.mpt1327.MPT1327Decoder;
+import decode.p25.P25Decoder;
 import decode.passport.PassportDecoder;
 
 public class WaveSourceFrame extends JInternalFrame implements PositionListener
@@ -146,6 +147,10 @@ public class WaveSourceFrame extends JInternalFrame implements PositionListener
 							break;
 						case PASSPORT:
 							decoder = new PassportDecoder( SampleType.FLOAT, null );
+							break;
+						case P25:
+							decoder = new P25Decoder( SampleType.FLOAT, null );
+							break;
 					}
 
 					if( decoder != null )

src/instrument/tap/TapViewPanel.java

@@ -15,7 +15,9 @@
  *     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 instrument.gui;
+package instrument.tap;
+
+import instrument.gui.SampleModel;
 
 import java.awt.Color;
 import java.awt.Dimension;

src/instrument/tap/stream/BinaryTapViewPanel.java

@@ -15,10 +15,11 @@
  *     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 instrument.gui;
+package instrument.tap.stream;
 
+import instrument.gui.SampleModel;
 import instrument.tap.Tap;
-import instrument.tap.stream.BinaryTap;
+import instrument.tap.TapViewPanel;
 
 import java.awt.Color;
 import java.awt.FontMetrics;

src/instrument/tap/stream/FloatTapPhaseViewPanel.java

@@ -0,0 +1,128 @@
+/*******************************************************************************
+ *     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 instrument.tap.stream;
+
+import instrument.gui.SampleModel;
+import instrument.tap.Tap;
+import instrument.tap.TapViewPanel;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.geom.Path2D;
+import java.awt.geom.Point2D;
+import java.util.List;
+import java.util.Observable;
+
+import log.Log;
+
+public class FloatTapPhaseViewPanel extends TapViewPanel
+{
+    private static final long serialVersionUID = 1L;
+	private Tap mTap;
+	private List<Float> mSamples;
+	private int mSampleCount;
+
+	public FloatTapPhaseViewPanel( FloatTap tap )
+	{
+		super( new SampleModel<Float>(), tap.getName() );
+		
+		mTap = tap;
+		mTap.addListener( getModel() );
+
+		mSampleCount = (int)( 2000 * tap.getSampleRateRatio() );
+
+		getModel().setSampleCount( mSampleCount );
+		getModel().setDelay( tap.getDelay() );
+		
+		Log.info( "Float Tap Panel [" + tap.getName() + "] count: " + 
+			getModel().getSampleCount() + " delay:" + getModel().getDelay() );
+	}
+	
+	@Override
+    public void update( Observable arg0, Object arg1 )
+    {
+		mSamples = (List<Float>)getModel().getSamples();
+		repaint();
+    }
+	
+	public void paintComponent( Graphics g )
+	{
+		super.paintComponent( g );
+		
+		Graphics2D g2 = (Graphics2D)g;
+
+		int height = getHeight();
+		int width = getWidth();
+		
+		g2.setColor( Color.DARK_GRAY );
+		
+		float middle = (float)height / 2.0f;
+
+		g2.drawLine( 0, (int)middle, width, (int)middle );
+
+		if( mSamples != null && 
+			mSamples.size() > 0  )
+		{
+			g2.setColor( getForeground() );
+			
+			g2.drawString( mLabel, 5 , 15 );
+
+			Path2D.Float polyline = 
+		        new Path2D.Float( Path2D.Float.WIND_EVEN_ODD, mSamples.size() );
+
+			/* Move to the first point */
+			Point2D.Float first = resolve( 0, mSamples.get( 0 ) );
+			polyline.moveTo( first.x, first.y );
+			
+			for( int x = 1; x < mSamples.size(); x++ )
+			{
+				Point2D.Float point = resolve( x, mSamples.get( x ) );
+				
+				polyline.lineTo( point.x, point.y );
+			}
+
+			g2.draw(polyline);
+		}
+		
+		g2.dispose();
+	}
+	
+	private Point2D.Float resolve( int index, float value )
+	{
+		int middle = (int)( getHeight() / 2 );
+		
+		double scaledValue = Math.asin( value );
+		
+		float y = middle - (float)( middle * scaledValue * mVerticalZoom );
+
+		/* Clip y to zero as necessary */
+		y = ( y < 0 ) ? 0 : y;
+
+		/* Clip y to max height as necessary */
+		y = ( y > getHeight() ) ? getHeight() : y;
+		
+		float indexWidth = (float)getWidth() / (float)mSampleCount;
+		
+		float x = (float)index * indexWidth;
+
+		Point2D.Float point = new Point2D.Float( x, y );
+		
+		return new Point2D.Float( x , y );
+	}
+}

src/instrument/tap/stream/FloatTapViewPanel.java

@@ -15,10 +15,11 @@
  *     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 instrument.gui;
+package instrument.tap.stream;
 
+import instrument.gui.SampleModel;
 import instrument.tap.Tap;
-import instrument.tap.stream.FloatTap;
+import instrument.tap.TapViewPanel;
 
 import java.awt.Color;
 import java.awt.Graphics;
@@ -108,6 +109,7 @@ public class FloatTapViewPanel extends TapViewPanel
 		
 		float scaledValue = value / (float)Short.MAX_VALUE;
 		
+		Log.info( "Float value is:" + scaledValue );
 		float y = middle - ( middle * scaledValue * mVerticalZoom );
 
 		/* Clip y to zero as necessary */

src/instrument/tap/stream/SymbolEventTapViewPanel.java

@@ -15,9 +15,10 @@
  *     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 instrument.gui;
+package instrument.tap.stream;
 
-import instrument.tap.stream.SymbolEventTap;
+import instrument.gui.SampleModel;
+import instrument.tap.TapViewPanel;
 
 import java.awt.Color;
 import java.awt.FontMetrics;