Source Info Tool Bar and Location Card

src/main/java/bdv/ui/BdvDefaultCards.java

@@ -35,6 +35,7 @@
 import bdv.viewer.AbstractViewerPanel;
 import bdv.viewer.ConverterSetups;
 import bdv.viewer.ViewerState;
+
 import java.awt.BorderLayout;
 import java.awt.Component;
 import java.awt.Dimension;
@@ -63,6 +64,8 @@ public class BdvDefaultCards
 
 	public static final String DEFAULT_VIEWERMODES_CARD = "default bdv viewer modes card";
 
+	public static final String DEFAULT_LOCATIONS_CARD = "default bdv locations card";
+
 	public static void setup( final CardPanel cards, final AbstractViewerPanel viewer, final ConverterSetups converterSetups )
 	{
 		final ViewerState state = viewer.state();

src/main/java/bdv/ui/appearance/Appearance.java

@@ -58,6 +58,7 @@ public class Appearance
 	private int scaleBarColor = 0xffffffff;
 	private int scaleBarBgColor = 0x88000000;
 	private LookAndFeelInfo lookAndFeel = DONT_MODIFY_LOOK_AND_FEEL;
+	private boolean showSourceInfoToolBar = false;
 
 	public interface UpdateListener
 	{
@@ -81,6 +82,7 @@ public void set( final Appearance other )
 		this.scaleBarColor = other.scaleBarColor;
 		this.scaleBarBgColor = other.scaleBarBgColor;
 		this.lookAndFeel = other.lookAndFeel;
+		this.showSourceInfoToolBar = other.showSourceInfoToolBar;
 		notifyListeners();
 	}
 
@@ -222,6 +224,15 @@ public static LookAndFeelInfo lookAndFeelInfoForName( final String name )
 		return DONT_MODIFY_LOOK_AND_FEEL;
 	}
 
+	public boolean showSourceInfoToolBar() {
+		return showSourceInfoToolBar;
+	}
+
+	public void setShowSourceInfoToolBar(final boolean showSourceInfoToolBar) {
+		this.showSourceInfoToolBar = showSourceInfoToolBar;
+		notifyListeners();
+	}
+
 	@Override
 	public String toString()
 	{
@@ -234,6 +245,7 @@ public String toString()
 		sb.append( ", scaleBarColor=" ).append( scaleBarColor );
 		sb.append( ", scaleBarBgColor=" ).append( scaleBarBgColor );
 		sb.append( ", lookAndFeel=" ).append( lookAndFeel );
+		sb.append( ", showSourceInfoToolBar=" ).append(showSourceInfoToolBar);
 		sb.append( '}' );
 		return sb.toString();
 	}

src/main/java/bdv/ui/appearance/AppearanceIO.java

@@ -112,6 +112,7 @@ public Node representData( final Object data )
 				mapping.put( "scaleBarColor", hex( a.scaleBarColor() ) );
 				mapping.put( "scaleBarBgColor", hex( a.scaleBarBgColor() ) );
 				mapping.put( "lookAndFeel", a.lookAndFeel() );
+				mapping.put( "showSourceInfoToolBar", a.showSourceInfoToolBar() );
 				return representMapping( APPEARANCE_TAG, mapping, getDefaultFlowStyle() );
 			}
 		}
@@ -178,6 +179,7 @@ public Object construct( final Node node )
 					a.setScaleBarColor( hexColor( mapping.get( "scaleBarColor" ) ) );
 					a.setScaleBarBgColor( hexColor( mapping.get( "scaleBarBgColor" ) ) );
 					a.setLookAndFeel( ( LookAndFeelInfo ) mapping.get( "lookAndFeel" ) );
+					a.setShowSourceInfoToolBar(( Boolean ) mapping.get("showSourceInfoToolBar" ) );
 					return a;
 				}
 				catch( final Exception e )

src/main/java/bdv/ui/appearance/AppearanceManager.java

@@ -179,7 +179,8 @@ public void toPrefs()
 		Prefs.sourceNameOverlayPosition( appearance.sourceNameOverlayPosition() );
 		Prefs.scaleBarColor( appearance.scaleBarColor() );
 		Prefs.scaleBarBgColor( appearance.scaleBarBgColor() );
-	}
+		Prefs.showSourceInfoToolBar( appearance.showSourceInfoToolBar() );
+		}
 
 	/**
 	 * @deprecated Prefs will be replaced eventually by directly using {@code Appearance} in BDV
@@ -194,5 +195,6 @@ public void fromPrefs()
 		appearance.setSourceNameOverlayPosition( Prefs.sourceNameOverlayPosition() );
 		appearance.setScaleBarColor( Prefs.scaleBarColor() );
 		appearance.setScaleBarBgColor( Prefs.scaleBarBgColor() );
+		appearance.setShowSourceInfoToolBar(Prefs.showSourceInfoToolBar() );
 	}
 }

src/main/java/bdv/ui/appearance/AppearanceSettingsPage.java

@@ -137,6 +137,7 @@ public AppearancePanel( final Appearance appearance )
 					booleanElement( "show scalebar in movies", appearance::showScaleBarInMovie, appearance::setShowScaleBarInMovie ),
 					colorElement( "scalebar foreground", appearance::scaleBarColor, appearance::setScaleBarColor ),
 					colorElement( "scalebar background", appearance::scaleBarBgColor, appearance::setScaleBarBgColor ),
+					booleanElement("show source info tool bar", appearance::showSourceInfoToolBar, appearance::setShowSourceInfoToolBar),
 					separator(),
 					booleanElement( "show minimap", appearance::showMultibox, appearance::setShowMultibox ),
 					booleanElement( "show source info", appearance::showTextOverlay, appearance::setShowTextOverlay ),

src/main/java/bdv/util/Prefs.java

@@ -43,6 +43,11 @@ public static boolean showScaleBar()
 		return getInstance().showScaleBar;
 	}
 
+	public static boolean showSourceInfoToolBar()
+	{
+		return getInstance().showSourceInfoToolBar;
+	}
+
 	public static boolean showMultibox()
 	{
 		return getInstance().showMultibox;
@@ -108,6 +113,11 @@ public static void scaleBarBgColor( final int color )
 		getInstance().scaleBarBgColor = color;
 	}
 
+	public static void showSourceInfoToolBar(final boolean show )
+	{
+		getInstance().showSourceInfoToolBar = show;
+	}
+
 	private static Prefs instance;
 
 	public static Prefs getInstance()
@@ -132,14 +142,15 @@ public enum OverlayPosition
 	private static final String SHOW_SCALE_BAR_IN_MOVIE = "show-scale-bar-in-movie";
 	private static final String SCALE_BAR_COLOR = "scale-bar-color";
 	private static final String SCALE_BAR_BG_COLOR = "scale-bar-bg-color";
-
+	private static final String SHOW_SOURCE_INFO_TOOL_BAR = "show-source-info-tool-bar";
 	private boolean showScaleBar;
 	private boolean showMultibox;
 	private boolean showTextOverlay;
 	private OverlayPosition sourceNameOverlayPosition;
 	private boolean showScaleBarInMovie;
 	private int scaleBarColor;
 	private int scaleBarBgColor;
+	private boolean showSourceInfoToolBar;
 
 	private Prefs( final Properties p )
 	{
@@ -150,6 +161,7 @@ private Prefs( final Properties p )
 		showScaleBarInMovie = getBoolean( p, SHOW_SCALE_BAR_IN_MOVIE, false );
 		scaleBarColor = getInt( p, SCALE_BAR_COLOR, 0xffffffff );
 		scaleBarBgColor = getInt( p, SCALE_BAR_BG_COLOR, 0x88000000 );
+		showSourceInfoToolBar = getBoolean(p, SHOW_SOURCE_INFO_TOOL_BAR, false );
 	}
 
 	private boolean getBoolean( final Properties p, final String key, final boolean defaultValue )
@@ -244,6 +256,7 @@ public static Properties getDefaultProperties()
 		properties.put( SHOW_SCALE_BAR_IN_MOVIE, "" + prefs.showScaleBarInMovie );
 		properties.put( SCALE_BAR_COLOR, "" + prefs.scaleBarColor );
 		properties.put( SCALE_BAR_BG_COLOR, "" + prefs.scaleBarBgColor );
+		properties.put( SHOW_SOURCE_INFO_TOOL_BAR, "" + prefs.showSourceInfoToolBar );
 		return properties;
 	}
 

src/main/java/bdv/viewer/ViewerFrame.java

@@ -52,6 +52,7 @@
 import bdv.ui.CardPanel;
 import bdv.ui.splitpanel.SplitPanel;
 import bdv.util.AWTUtils;
+import bdv.viewer.location.SourceInfoToolbarAndLocationCardManager;
 
 /**
  * A {@link JFrame} containing a {@link ViewerPanel} and associated
@@ -123,6 +124,11 @@ public ViewerFrame(
 		BdvDefaultCards.setup( cards, viewer, setups );
 		splitPanel = new SplitPanel( viewer, cards );
 
+		final SourceInfoToolbarAndLocationCardManager manager =
+				new SourceInfoToolbarAndLocationCardManager(appearanceManager, viewer);
+		manager.addToolbarToViewerFrame(this);
+		manager.addLocationCardToSplitPanel(splitPanel, cards);
+
 		getRootPane().setDoubleBuffered( true );
 //		add( viewer, BorderLayout.CENTER );
 		add( splitPanel, BorderLayout.CENTER );

src/main/java/bdv/viewer/ViewerPanel.java

@@ -458,6 +458,14 @@ public void displayToGlobalCoordinates( final double x, final double y, final Re
 		state.getViewerTransform().applyInverse( gPos, lPos );
 	}
 
+	public double[] getDisplayCenterCoordinates() {
+		return new double[] {
+				getDisplay().getWidth() / 2.0,
+				getDisplay().getHeight() / 2.0,
+				0.0
+		};
+	}
+
 	@Override
 	public void paint()
 	{
@@ -513,7 +521,7 @@ public void drawOverlays( final Graphics g )
 			requiresRepaint = multiBoxOverlayRenderer.isHighlightInProgress();
 		}
 
-		if ( Prefs.showTextOverlay() )
+		if ( Prefs.showTextOverlay() && (! Prefs.showSourceInfoToolBar()) )
 		{
 			final Font font = UIUtils.getFont( "monospaced.small.font" );
 			sourceInfoOverlayRenderer.setViewerState( state );
@@ -1033,4 +1041,24 @@ public DebugTilingOverlay showDebugTileOverlay()
 		display.overlays().add( overlay );
 		return overlay;
 	}
+
+	/** Centers the viewer at the given global position in the specified dimension. */
+	public void centerViewAt(final double globalPosition,
+							 final int dimension) {
+
+		// NOTE: getViewerTransform() transforms from global to display (window) coordinates
+		final double[] displayCenter = getDisplayCenterCoordinates();
+		final double[] gCenterPos = new double[3];
+		state().getViewerTransform().applyInverse(gCenterPos, displayCenter);
+
+		final double deltaPos = gCenterPos[dimension] - globalPosition;
+
+		final AffineTransform3D invertedViewerTransform = state().getViewerTransform().inverse();
+		final double q = invertedViewerTransform.get(dimension, 3) - deltaPos;
+		invertedViewerTransform.set(q, dimension, 3);
+
+		final AffineTransform3D updatedViewerTransform = invertedViewerTransform.inverse();
+		state().setViewerTransform(updatedViewerTransform);
+	}
+
 }