Swing symbol modifiers for DL and peak freq

.classpath

@@ -6,8 +6,9 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/Amazon Coretto 21">
 		<attributes>
+			<attribute name="module" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>

src/PamView/PamAWTUtils.java

@@ -159,4 +159,29 @@ public class PamAWTUtils {
 		return bestPoint; 
 
 	}
+	
+	
+	 /**
+	  * Convert a colour to an int.
+	  * @param c - the colour to change.
+	  * @return the int representation of the colour
+	  */
+	 public static int colorToInt(java.awt.Color c) {
+		    int r = (int) Math.round(c.getRed());
+		    int g = (int) Math.round(c.getGreen());
+		    int b = (int) Math.round(c.getBlue());
+		    return (r << 16) | (g << 8) | b;
+	}
+	 
+	 /**
+	  * Convert an int encoded with a colour to a Color object. 
+	  * @param value - the int to convert to colour
+	  * @return the Color object for the int
+	  */
+	 public static java.awt.Color intToColor(int value) {
+		    int r = (value >>> 16) & 0xFF;
+		    int g = (value >>> 8) & 0xFF;
+		    int b = value & 0xFF;
+		    return new java.awt.Color(r,g,b);
+	 }
 }

src/PamView/symbol/modifier/PeakFreqModifier.java

@@ -5,6 +5,7 @@ import java.awt.Color;
 import PamUtils.PamUtils;
 import PamView.GeneralProjector;
 import PamView.PamSymbolType;
+import PamView.dialog.PamDialogPanel;
 import PamView.symbol.PamSymbolChooser;
 import PamView.symbol.SymbolData;
 import PamguardMVC.PamDataUnit;
@@ -45,7 +46,15 @@ public class PeakFreqModifier extends SymbolModifier {
 	 */
 	private ColourArrayType colourArrayType;
 
-	private PeakFreqOptionsPane peakFreqOptions;
+	/**
+	 * JavaFX pane for frequency symbol options. 
+	 */
+	private PeakFreqOptionsPane peakFreqOptionsPaneFX;
+
+	/**
+	 * Swing panel for frequency symbol options
+	 */
+	private PamDialogPanel peakFreqOptionsPanel;
 
 	public PeakFreqModifier(PamSymbolChooser symbolChooser) {
 		super(PEAK_FREQ_MODIFIER_NAME, symbolChooser, SymbolModType.FILLCOLOUR |  SymbolModType.LINECOLOUR );
@@ -130,11 +139,20 @@ public class PeakFreqModifier extends SymbolModifier {
 	@Override
 	public SymbolModifierPane getOptionsPane() {
 		//System.out.println("PEAK FREQ COLOUR ARRAY2: " + peakFreqSymbolOptions.freqColourArray);
-		if (this.peakFreqOptions==null) {
+		if (this.peakFreqOptionsPaneFX==null) {
-			peakFreqOptions = new PeakFreqOptionsPane(this); 
+			peakFreqOptionsPaneFX = new PeakFreqOptionsPane(this); 
-			peakFreqOptions.setParams();
+			peakFreqOptionsPaneFX.setParams();
 		}
-		return peakFreqOptions; 
+		return peakFreqOptionsPaneFX; 
+	}
+	
+	public PamDialogPanel getDialogPanel() {
+		//System.out.println("PEAK FREQ COLOUR ARRAY2: " + peakFreqSymbolOptions.freqColourArray);
+		if (this.peakFreqOptionsPanel==null) {
+			peakFreqOptionsPanel = new PeakFreqOptionsPanel(this); 
+			peakFreqOptionsPanel.setParams();
+		}
+		return peakFreqOptionsPanel; 
 	}
 
 	@Override

src/PamView/symbol/modifier/PeakFreqOptionsPanel.java

@@ -0,0 +1,203 @@
+package PamView.symbol.modifier;
+
+import java.awt.Dimension;
+import java.awt.GridBagConstraints;
+import java.awt.GridBagLayout;
+
+import javax.swing.JComponent;
+import javax.swing.JLabel;
+import javax.swing.JSpinner;
+import javax.swing.SpinnerNumberModel;
+import javax.swing.border.TitledBorder;
+
+import PamView.ColourComboBox;
+import PamView.dialog.PamDialogPanel;
+import PamView.panel.PamPanel;
+import pamViewFX.fxNodes.utilsFX.PamUtilsFX;
+
+/**
+ * Swing panel for changing parameters for the peak frequency symbol chooser. 
+ * 
+ * @author Jamie Macaulay	
+ */
+public class PeakFreqOptionsPanel implements PamDialogPanel {
+
+	private PeakFreqModifier freqSymbolModifer;
+	
+	private PamPanel mainPanel;
+
+	private JSpinner minFreq;
+
+	private JSpinner maxFreq;
+
+	private ColourComboBox colourBox;
+
+	public PeakFreqOptionsPanel(PeakFreqModifier symbolModifer) {
+		this.freqSymbolModifer=symbolModifer;
+		mainPanel = createFreqPaneL();
+	}
+
+
+	/**
+	 * Pane which changes the frequency limits. 
+	 * @return pane with controls to change freq. limits. 
+	 */
+	private PamPanel createFreqPaneL(){
+
+		PamPanel holder = new PamPanel();
+		holder.setLayout(new GridBagLayout());
+		holder.setBorder(new TitledBorder("Peak frequency colour map"));
+
+		GridBagConstraints c = new GridBagConstraints(); 
+		c.gridy=0;
+		c.gridx=0;
+		
+		//doesn't seem to work so added spaces in labels instead
+		c.ipadx = 5;
+		
+
+		c.anchor =GridBagConstraints.EAST;
+		holder.add(new JLabel("Min. freq"), c);
+
+		c.gridx++;
+		c.anchor =GridBagConstraints.WEST;
+		minFreq = new JSpinner(new SpinnerNumberModel(0.,  0., 10000000., 1000.)); 
+		//make the lock button the same height as the spinner
+		Dimension prefSize = minFreq.getPreferredSize();
+		minFreq.setPreferredSize(new Dimension(90, prefSize.height));
+		
+		holder.add(minFreq, c);
+
+		c.gridx++;
+		c.ipadx = 5;
+		c.anchor =GridBagConstraints.EAST;
+		holder.add(new JLabel(" Max. freq"), c);
+		
+		c.gridx++;
+		c.ipadx = 5;
+		c.anchor =GridBagConstraints.WEST;
+		maxFreq =new JSpinner(new SpinnerNumberModel(1000., 1., Math.max(1000.,freqSymbolModifer.getSymbolChooser().getPamDataBlock().getSampleRate()/2.), 1000.)); 
+		maxFreq.setPreferredSize(new Dimension(90, prefSize.height));
+		holder.add(maxFreq, c);
+		
+		c.gridx++;
+		c.ipadx = 5;
+		c.anchor =GridBagConstraints.WEST;
+		holder.add(new JLabel(" Hz"), c);
+		
+
+		c.gridy++;
+		c.ipadx = 5;
+		c.gridwidth=2;
+		
+		c.gridx=0;
+		c.anchor =GridBagConstraints.EAST;
+		holder.add(new JLabel("Freq. colour map"), c);
+
+		c.gridx=2;
+		c.gridwidth=3;
+		colourBox = new ColourComboBox();
+		c.anchor =GridBagConstraints.WEST;
+		prefSize = colourBox.getPreferredSize();
+		colourBox.setPreferredSize(new Dimension(200, prefSize.height));
+		holder.add(colourBox, c);
+
+		return holder;
+
+	}
+
+	@Override
+	public JComponent getDialogComponent() {
+		return mainPanel;
+	}
+
+
+
+
+	
+	@Override
+	public boolean getParams(){
+
+		//bit messy but works / 
+//		PeakFreqSymbolOptions symbolOptions = (PeakFreqSymbolOptions) standardSymbolOptions.getModifierParams(this.getSymbolModifier().getName());
+
+		PeakFreqSymbolOptions symbolOptions =  (PeakFreqSymbolOptions)freqSymbolModifer.getSymbolModifierParams().clone(); 
+			//must make sure we do not call get parameters during a set parameters - the listeners on the controls call getParams so all goes
+			//haywire if the setParams is not set properly. 
+			//System.out.println("GETPARAMS: " +  ColourArray.getColorArrayType(this.colourBox.getSelectionModel().getSelectedItem()) + "  " + setParams); 
+			symbolOptions.freqLimts=new double[] {(double) minFreq.getValue(), (double)  maxFreq.getValue()};
+			symbolOptions.freqColourArray = PamUtilsFX.swingColArray2FX(this.colourBox.getSelectedColourMap()); 
+	
+		//System.out.println("StandardSymbolModifierPane : getParams(): new mod: " +mod); 
+
+			freqSymbolModifer.setSymbolModifierParams(symbolOptions);
+			
+			System.out.println("Get freq limits: 1: " + symbolOptions.freqLimts[0] +  "  " + symbolOptions.freqLimts[1] + "  " + (double)  maxFreq.getValue());
+
+			
+			return true;
+
+	}
+
+	@Override
+	public void setParams() {
+				
+//			StandardSymbolOptions standardSymbolOptions = (StandardSymbolOptions) getSymbolModifier().getSymbolChooser().getSymbolOptions();
+//			PeakFreqSymbolOptions symbolOptions = (PeakFreqSymbolOptions) standardSymbolOptions.getModifierParams(this.getSymbolModifier().getName());
+			PeakFreqSymbolOptions symbolOptions =  (PeakFreqSymbolOptions)freqSymbolModifer.getSymbolModifierParams(); 
+
+			//now set frequency parameters; 
+			checkFreqLimits( symbolOptions ) ;
+			
+			minFreq.setValue(symbolOptions.freqLimts[0]);
+			maxFreq.setValue(symbolOptions.freqLimts[1]);
+
+			colourBox.setSelectedColourMap((PamUtilsFX.fxColArray2Swing(symbolOptions.freqColourArray)));
+	} 
+
+	/**
+	 * Check the frequency limits make sense for the given datablock 
+	 * @param symbolOptions - the peak frequency options. 
+	 */
+	private void checkFreqLimits(PeakFreqSymbolOptions symbolOptions ) {
+
+		System.out.println("Check freq limits: 1: " + symbolOptions.freqLimts[0] +  "  " + symbolOptions.freqLimts[1]);
+
+		SpinnerNumberModel spinnerValFact = (SpinnerNumberModel) maxFreq.getModel();
+		spinnerValFact.setMaximum(getSampleRate() /2.);
+		//for some reason also need to set this
+		spinnerValFact.setMinimum(1.);
+		
+		//set reasonable step sizes
+		if (getSampleRate()>=10000) {
+			spinnerValFact.setStepSize(1000.);
+		}
+		else if (getSampleRate()>=2000){
+			spinnerValFact.setStepSize(200.);
+		}
+		else {
+			spinnerValFact.setStepSize(50.);
+		}
+
+		if (symbolOptions.freqLimts==null) {
+			symbolOptions.freqLimts= new double[] {0, getSampleRate() /2}; 
+		}
+		 System.out.println("Check freq limits: 2: " + symbolOptions.freqLimts[0] +  "  " + symbolOptions.freqLimts[1]);
+		//check nyquist for upper limit
+		if (symbolOptions.freqLimts[1]>getSampleRate() /2) {
+			symbolOptions.freqLimts[1]=getSampleRate() /2; 
+		}
+		//check nyquist for lower limit
+		if (symbolOptions.freqLimts[0]>getSampleRate() /2) {
+			symbolOptions.freqLimts[0]=0; 
+		}
+	}
+	
+	
+
+	private float getSampleRate() {
+		return freqSymbolModifer.getSymbolChooser().getPamDataBlock().getSampleRate(); 
+	}
+
+
+}

src/Spectrogram/ColourRangeSlider.java

@@ -6,6 +6,11 @@ import PamView.ColourArray;
 import PamView.ColourArray.ColourArrayType;
 import PamView.sliders.PamRangeSlider;
 
+/**
+ * A range slider which shows a colour gradient between two thumbs. 
+ * 
+ * @author Jamie Macaulay
+ */
 public class ColourRangeSlider extends PamRangeSlider {
 	
 	/**
@@ -15,23 +20,32 @@ public class ColourRangeSlider extends PamRangeSlider {
 
 	public ColourRangeSlider(){
 		super(JSlider.VERTICAL);
-//		this.orientation = JSlider.VERTICAL;
 	}
 	
 	public ColourRangeSlider(int min, int max){
-		super(JSlider.VERTICAL);
+		super(min, max,JSlider.VERTICAL);
-//		this.orientation = JSlider.HORIZONTAL;
+	}
+	
+	public ColourRangeSlider(int min, int max, int orientation){
+		super(min, max,orientation);
 	}
 	
 	public ColourRangeSlider(int orientation){
 		super(orientation);
-//		this.orientation = JSlider.HORIZONTAL;
 	}
 	
+	/**
+	 * Set the colour map type to show between the two thumbs. 
+	 * @param colourMap - the colour map to show. 
+	 */
 	public void setColourMap(ColourArrayType colourMap){
 		((ColourRangeSliderUI) getUI()).setColourMap(colourMap);
 	}
 	
+	/**
+	 * Set a custom colour map type to show between the two thumbs. 
+	 * @param colourMap - the colour map to show. 
+	 */
 	public void setColourMap(ColourArray colourMap){
 		((ColourRangeSliderUI) getUI()).setColourMap(colourMap);
 	}

src/dataPlotsFX/clickPlotFX/ClickControlPane2.java

@@ -253,7 +253,7 @@ public class ClickControlPane2 extends PamBorderPane implements TDSettingsPane {
 	 * @return the data select pane. 
 	 */
 	private DynamicSettingsPane<Boolean> createDataSelectPane(){		
-		System.out.println("DATA SELECTOR: " + clickPlotInfo.getClickDataSelector());
+//		System.out.println("DATA SELECTOR: " + clickPlotInfo.getClickDataSelector());
 		return clickPlotInfo.getClickDataSelector().getDialogPaneFX();
 	}
 

src/pamViewFX/fxNodes/utilsFX/PamUtilsFX.java

@@ -16,12 +16,10 @@ import javax.swing.JMenuItem;
 import javax.swing.JPopupMenu;
 import javax.swing.JPopupMenu.Separator;
 import javax.swing.JRadioButtonMenuItem;
-import javax.swing.JSeparator;
 import javax.swing.SwingUtilities;
 
 import PamView.ColourArray.ColourArrayType;
 import PamView.PamSymbol;
-import PamView.PamView;
 import javafx.animation.KeyFrame;
 import javafx.animation.KeyValue;
 import javafx.animation.Timeline;
@@ -56,13 +54,26 @@ import pamViewFX.fxNodes.PamSymbolFX;
  */
 public class PamUtilsFX {
 	
-	
+	/**
+	 * Convert an FX based ColourArrayType to Swing. Note that swing options that do not exist in FX and vice versa will return null. 
+	 * @param arrayFX - the FX ColourArrayType. 
+	 * @return the Swing ColourArrayType;
+	 */
 	public static ColourArrayType fxColArray2Swing(pamViewFX.fxNodes.utilsFX.ColourArray.ColourArrayType arrayFX) {
-		
 		ColourArrayType type = ColourArrayType.valueOf(arrayFX.toString());
-	
 		return type;
 	}
+	
+	/**
+	 * Convert an Swing based ColourArrayType to FX. Note that swing options that do not exist in FX and vice versa will return null. 
+	 * @param arraySwing - the Swing ColourArrayType. 
+	 * @return the FX ColourArrayType.
+	 */
+	public static pamViewFX.fxNodes.utilsFX.ColourArray.ColourArrayType swingColArray2FX(ColourArrayType arraySwing) {
+		pamViewFX.fxNodes.utilsFX.ColourArray.ColourArrayType type =  pamViewFX.fxNodes.utilsFX.ColourArray.ColourArrayType.valueOf(arraySwing.toString());
+		return type;
+	}
+	
 	/**
 	 * 
 	 * @param awtColor
@@ -659,7 +670,7 @@ public class PamUtilsFX {
 		    int g = (int) Math.round(c.getGreen() * 255);
 		    int b = (int) Math.round(c.getBlue() * 255);
 		    return (r << 16) | (g << 8) | b;
-		}
+	}
 	 
 	 /**
 	  * Convert an int encoded with a colour to a Color object. 
@@ -673,5 +684,4 @@ public class PamUtilsFX {
 		    return Color.rgb(r,g,b);
 		}
 
-
 }

src/pamViewFX/symbol/PeakFreqOptionsPane.java

@@ -180,6 +180,17 @@ public class PeakFreqOptionsPane extends StandardSymbolModifierPane  {
 		DoubleSpinnerValueFactory spinnerValFact = (DoubleSpinnerValueFactory) maxFreq.getValueFactory(); 
 		spinnerValFact.maxProperty().set(getSampleRate() /2);
 		
+		//set reasonable step sizes
+		if (getSampleRate()>=10000) {
+			spinnerValFact.amountToStepByProperty().set(1000.);
+		}
+		else if (getSampleRate()>=2000){
+			spinnerValFact.amountToStepByProperty().set(200.);
+		}
+		else {
+			spinnerValFact.amountToStepByProperty().set(50.);
+		}
+
 
 		if (symbolOptions.freqLimts==null) {
 			symbolOptions.freqLimts= new double[] {0, getSampleRate() /2}; 

src/rawDeepLearningClassifier/dataPlotFX/DLSymbolOptionPanel.java

@@ -9,6 +9,7 @@ import java.awt.GridBagLayout;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 
+import javax.swing.AbstractButton;
 import javax.swing.BorderFactory;
 import javax.swing.Box;
 import javax.swing.BoxLayout;
@@ -25,12 +26,15 @@ import javax.swing.JToggleButton;
 import javax.swing.border.TitledBorder;
 
 import PamView.ColourComboBox;
+import PamView.PamAWTUtils;
 import PamView.dialog.GenericSwingDialog;
 import PamView.dialog.PamButton;
 import PamView.dialog.PamDialogPanel;
 import PamView.panel.PamPanel;
+import PamView.symbol.StandardSymbolOptions;
 import PamView.symbol.modifier.SymbolModifier;
 import Spectrogram.ColourRangeSlider;
+import pamViewFX.fxNodes.utilsFX.ColourArray;
 import pamViewFX.fxNodes.utilsFX.PamUtilsFX;
 import rawDeepLearningClassifier.dlClassification.DLClassName;
 
@@ -95,6 +99,10 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 
 	private PamPanel mainPanel;
 
+	private int[] classColours;
+
+	private AbstractButton colourButton;
+
 
 	public DLSymbolOptionPanel(SymbolModifier symbolModifer) {
 		this.dlSymbolModifier = (DLSymbolModifier) symbolModifer;
@@ -222,6 +230,11 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 	 */
 	private void setClassColParams(DLSymbolModifierParams symbolOptions) {
 
+		//create a temporary array to save different class colours in - this needs to be
+		//before other params are set. 
+		this.classColours = symbolOptions.classColors;
+
+
 		int nClass = checkClassNamesBox( symbolOptions, classNameBox2); 
 
 		symbolOptions.classIndex = Math.min(symbolOptions.classIndex, nClass-1); 
@@ -229,21 +242,81 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 		classNameBox2.setSelectedIndex(Math.max(symbolOptions.classIndex2, 0));
 
 
-		int index = symbolOptions.classIndex2>=0 ? symbolOptions.classIndex2 : 0;
+//		int index = symbolOptions.classIndex2>=0 ? symbolOptions.classIndex2 : 0;
 
 		if (symbolOptions.classColors==null) {
 			symbolOptions.setDefaultClassColors(nClass);
 		}
 		
+		if (classNameBox2.getSelectedIndex()>=0) {
+			colourButton.setBackground(PamAWTUtils.intToColor(classColours[classNameBox2.getSelectedIndex()]));
+			colourButton.repaint();
+		}
+
+
 		//		//set the correct colour
 		//		colorPicker.setColor(symbolOptions.classColors[index]);
 	}
 
 
+	/**
+	 * get parameters for colouring by class. 
+	 * @param symbolOptions - the symbol options. 
+	 * @return
+	 */
+	public DLSymbolModifierParams getClassColParams(DLSymbolModifierParams symbolOptions ) {
+
+		//		int index = classNameBox2.getSelectedIndex()>=0 ? classNameBox2.getSelectedIndex():0;
+
+		symbolOptions.classColors = classColours;
+
+		symbolOptions.classIndex2 = classNameBox2.getSelectedIndex(); 
+
+		return symbolOptions; 
+	}
+
+	/**
+	 * 
+	 * @param symbolOptions
+	 * @return
+	 */
+	public DLSymbolModifierParams getPredictionColParams(DLSymbolModifierParams symbolOptions ) {
+
+		symbolOptions.clims=new double[] {((double) colorRangeSlider.getValue())/100., ((double) colorRangeSlider.getUpperValue())/100.};
+
+		symbolOptions.colArray = PamUtilsFX.swingColArray2FX(this.colorComboBox.getSelectedColourMap()); 
+
+		symbolOptions.classIndex = classNameBox.getSelectedIndex(); 
+
+		return symbolOptions; 
+	}
+
 	@Override
 	public boolean getParams() {
-		// TODO Auto-generated method stub
+
-		return false;
+		//bit messy but works
+		DLSymbolModifierParams symbolOptions =  dlSymbolModifier.getSymbolModifierParams().clone(); 
+
+		//need to check this here. 
+		//checkClassNamesBox(symbolOptions); 
+
+		if (b1.isSelected()) symbolOptions.colTypeSelection = DLSymbolModifierParams.PREDICITON_COL;
+		if (b2.isSelected()) symbolOptions.colTypeSelection = DLSymbolModifierParams.CLASS_COL;
+
+		//get parameters for colouring 
+		symbolOptions = getClassColParams(symbolOptions);
+
+		//get parameters for colouring by prediction value
+		symbolOptions = getPredictionColParams(symbolOptions) ;
+
+		symbolOptions.showOnlyBinary = showOnlyBinary.isSelected(); 
+
+		dlSymbolModifier.checkColourArray(); 
+
+		//set the paratmers. 
+		dlSymbolModifier.setSymbolModifierParams(symbolOptions);
+
+		return true;
 	}
 
 
@@ -254,18 +327,16 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 
 		if (b1.isSelected()) {
 			holder.add(probPane, BorderLayout.CENTER);
-			System.out.println("Set probPane pane"); 
 		} else if (b2.isSelected()) {
 			holder.add(classPane, BorderLayout.CENTER);
-			System.out.println("Set class pane"); 
 		}
 
 		holder.validate();
 		mainPanel.validate();
 
 		if (mainPanel.getRootPane()!=null) {
-		//pack the dialog because it is a different size 
+			//pack the dialog because it is a different size 
-		((GenericSwingDialog) mainPanel.getRootPane().getParent()).pack();
+			((GenericSwingDialog) mainPanel.getRootPane().getParent()).pack();
 		}
 	}
 
@@ -273,16 +344,25 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 	private JPanel createClassPane() {
 
 		classNameBox2 = new JComboBox<>();
-		classNameBox2.addActionListener(this);
+		classNameBox2.addActionListener((action)->{
+			//make sure the setting button shows the colour
+			if (classNameBox2.getSelectedIndex()>=0) {
+				colourButton.setBackground(PamAWTUtils.intToColor(classColours[classNameBox2.getSelectedIndex()]));
+			}
+			setSettingsPane();
+		});
+
 		classNameBox2.setPreferredSize(new Dimension((int) CLASS_NAME_BOX_WIDTH, 25));
 
 		//		colorPicker.setPreferredSize(new Dimension(60, 25));
-
+		colourButton = new PamButton("Color");
-		PamButton colourButton = new PamButton("Color");
 		colourButton.addActionListener((action)->{
-			Color color = JColorChooser.showDialog(colourButton, "Pick colour for class", Color.black); 
+			Color color = JColorChooser.showDialog(colourButton, "Pick colour for class", PamAWTUtils.intToColor(classColours[classNameBox2.getSelectedIndex()])); 
-			colourButton.setBackground(color);
+			if (color!=null) {
-			//			colourButton.setForeground(color);
+				colourButton.setBackground(color);
+				//			colourButton.setForeground(color);
+				classColours[classNameBox2.getSelectedIndex()]=PamAWTUtils.colorToInt(color);
+			}
 		});
 
 		JPanel classHolder = new JPanel();
@@ -318,13 +398,19 @@ public class DLSymbolOptionPanel implements PamDialogPanel, ActionListener {
 
 		c.gridx++;
 		colorComboBox = new ColourComboBox();
+		colorComboBox.addActionListener((action)->{
+			colorRangeSlider.setColourMap(colorComboBox.getSelectedColourMap());
+			colorRangeSlider.repaint();
+		});
+
 		holder.add(colorComboBox, c); 
 
 		c.gridx = 0;
 		c.gridy++;
 		c.gridwidth =2;
-		colorRangeSlider = new ColourRangeSlider(JSlider.HORIZONTAL); // Min 0, Max 1 for probabilities
+		colorRangeSlider = new ColourRangeSlider(0, 100, JSlider.HORIZONTAL); // Min 0, Max 1 for probabilities
 		colorRangeSlider.setPaintTicks(true);
+		colorRangeSlider.setMinorTickSpacing(20);
 		holder.add(colorRangeSlider, c); 
 
 		return holder;

src/rawDeepLearningClassifier/dataSelector/DLPredictionPanel.java

@@ -4,6 +4,7 @@ import java.awt.Color;
 import java.awt.Dimension;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
+import java.awt.Label;
 
 import javax.swing.JCheckBox;
 import javax.swing.JComponent;
@@ -100,6 +101,10 @@ public class DLPredictionPanel implements PamDialogPanel {
 		GridBagConstraints c = new PamGridBagContraints();
 		c.ipadx =5;
 
+		c.gridwidth=2;
+		contentPanel.add(new Label("Min. prediciton for each class"), c);
+		c.gridwidth=1;
+		c.gridy++;
 
 
 		for (int i=0; i<input.classSelect.length ; i++) {
@@ -121,8 +126,8 @@ public class DLPredictionPanel implements PamDialogPanel {
 			spinnerClass[i] = new JSpinner(new SpinnerNumberModel(0., 0., 1., 0.05));
 
 			Dimension prefSize = spinnerClass[i].getPreferredSize();
-		    prefSize = new Dimension(60, prefSize.height);
+			prefSize = new Dimension(60, prefSize.height);
-		    spinnerClass[i] .setPreferredSize(prefSize);
+			spinnerClass[i] .setPreferredSize(prefSize);
 
 			spinnerClass[i].addChangeListener(new ChangeListener() {      
 				@Override

src/rawDeepLearningClassifier/dataSelector/DLSelectPanel.java

@@ -64,14 +64,19 @@ public class DLSelectPanel implements PamDialogPanel {
 		DLDataSelectorParams currParams = dlDataSelector.getParams();
 
 		//dialog has a reference to the data filter and will change params. 
-		dlDataSelector.getDataSelectors().get(currentIndex).getSettingsPanel().getParams();
+		boolean dataFilterOK = dlDataSelector.getDataSelectors().get(currentIndex).getSettingsPanel().getParams();
 
-		//TODO - maybe should grab settings from all filters or just the selected one?
+		if (dataFilterOK) {
-		currParams.dataSelectorParams[currentIndex]  = dlDataSelector.getDataSelectors().get(currentIndex).getParams();
+			//TODO - maybe should grab settings from all filters or just the selected one?
+			currParams.dataSelectorParams[currentIndex]  = dlDataSelector.getDataSelectors().get(currentIndex).getParams();
 
-		dlDataSelector.setParams(currParams);
+			dlDataSelector.setParams(currParams);
 
-		return true;
+			return true;
+		}
+		else {
+			return false;
+		}
 	}