experimental creation of bidirectional counters in the table dialog

src/main/java/de/neemann/digital/gui/components/table/TableDialog.java

@@ -141,6 +141,12 @@ public class TableDialog extends JDialog {
         sizeMenu.add(sequential);
         for (int i = 2; i <= 8; i++)
             sequential.add(new JMenuItem(new SizeSequentialAction(i)));
+        if (Main.enableExperimental()) {
+            JMenu sequentialBiDir = new JMenu(Lang.get("menu_table_new_sequential_bidir"));
+            sizeMenu.add(sequentialBiDir);
+            for (int i = 2; i <= 8; i++)
+                sequentialBiDir.add(new JMenuItem(new SizeSequentialBidirectionalAction(i)));
+        }
         bar.add(sizeMenu);
 
         JMenu reorderMenu = new JMenu(Lang.get("menu_table_reorder"));
@@ -631,6 +637,39 @@ public class TableDialog extends JDialog {
         }
     }
 
+    private final class SizeSequentialBidirectionalAction extends AbstractAction {
+        private int n;
+
+        private SizeSequentialBidirectionalAction(int n) {
+            super(Lang.get("menu_table_N_variables", n));
+            this.n = n;
+        }
+
+        @Override
+        public void actionPerformed(ActionEvent actionEvent) {
+            ArrayList<Variable> vars = new ArrayList<>();
+            vars.add(new Variable("dir"));
+            for (int i = n - 1; i >= 0; i--)
+                vars.add(new Variable("Q_" + i + "n"));
+            TruthTable truthTable = new TruthTable(vars);
+            int i = n - 1;
+            int rows = 1 << (n + 1);
+            for (int vi = 1; vi < vars.size(); vi++) {
+                BoolTableByteArray val = new BoolTableByteArray(rows);
+                for (int n = 0; n < rows; n++) {
+                    if (n >= rows / 2)
+                        val.set(n, ((n - 1) >> i) & 1);
+                    else
+                        val.set(n, ((n + 1) >> i) & 1);
+                }
+                truthTable.addResult(vars.get(vi).getIdentifier() + "+1", val);
+                i--;
+            }
+
+            setModel(new TruthTableTableModel(truthTable));
+        }
+    }
+
     private final class CenterDefaultTableCellRenderer extends DefaultTableCellRenderer {
 
         @Override

src/main/resources/lang/lang_de.xml

@@ -664,6 +664,7 @@ Sind evtl. die Namen der Variablen nicht eindeutig?</string>
     <string name="menu_table_newColumns">Spalten hinzufügen</string>
     <string name="menu_table_new_combinatorial">Kombintorisch</string>
     <string name="menu_table_new_sequential">Automat</string>
+    <string name="menu_table_new_sequential_bidir">Automat bidirektional</string>
     <string name="menu_table_outputs">Ausgänge</string>
     <string name="menu_table_reorder">Umsortieren</string>
     <string name="menu_table_set">Setzen</string>

src/main/resources/lang/lang_en.xml

@@ -653,6 +653,7 @@ The names of the variables may not be unique.</string>
     <string name="menu_table_newColumns">Add Columns</string>
     <string name="menu_table_new_combinatorial">Combinatorial</string>
     <string name="menu_table_new_sequential">Sequential</string>
+    <string name="menu_table_new_sequential_bidir">Sequential bidirectional</string>
     <string name="menu_table_outputs">Outputs</string>
     <string name="menu_table_reorder">Reorder</string>
     <string name="menu_table_set">Set</string>