Import from internal git

src/main/java/app/SwingNavigator.java

@@ -0,0 +1,23 @@
+package app;
+
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import ui.implementation.views.DoubleMatrix;
+
+public class SwingNavigator implements INavigator {
+
+    private final Provider<DoubleMatrix> doubleMatrixProvider;
+
+    @Inject
+    public SwingNavigator(
+            Provider<DoubleMatrix> doubleMatrixProvider
+    ) {
+        this.doubleMatrixProvider = doubleMatrixProvider;
+    }
+
+    @Override
+    public void showFourier() {
+        DoubleMatrix doubleMatrix = doubleMatrixProvider.get();
+        doubleMatrix.setVisible(true);
+    }
+}