Avoid code duplication for available zoom levels

Issue-Ref: 3843
Issue-Url: af3#3843



Signed-off-by: Simon Barner <barner@fortiss.org>

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/extension/base/.ratings

@@ -6,7 +6,7 @@ EReferencePropertySectionBase.java 0548da6778516003257f59d0b4c2b60d458be3b6 GREE
 EditorBase.java 9c09fff92945256bb8680992ae7bb2c78f47b150 GREEN
 FXEditorBase.java 40caf638c7b4c02da5aece0d9d58883bce630e76 GREEN
 IListPropertySection.java 8bb00fe7959583e794ff9437b7a77404c9a9e70f GREEN
-LWFXEFEditorBase.java 86fb5b558794ffa6471ca343934592b6fa4277f6 GREEN
+LWFXEFEditorBase.java f6b160b700a0287021402b5702beb2bfdce3dc2e YELLOW
 ModelEditorBindingBase.java b9b1a1c5a48a6e677d1f57ad55a6126d9703c4b5 GREEN
 ModelElementHandlerBase.java fbd38bcaec6615bcc95be7fdb847f85577c8cd47 GREEN
 MultiEObjectActionBase.java 9e237d8ea640c4194e4877af4a9cfce88698e543 GREEN

org.fortiss.tooling.kernel.ui/src/org/fortiss/tooling/kernel/ui/extension/base/LWFXEFEditorBase.java

@@ -27,7 +27,6 @@ import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.ui.IEditorPart;
 import org.fortiss.tooling.common.ui.javafx.lwfxef.DiagramViewer;
-import org.fortiss.tooling.common.ui.javafx.lwfxef.DiagramViewerFeatures;
 import org.fortiss.tooling.common.ui.javafx.lwfxef.DiagramViewerSelection;
 import org.fortiss.tooling.common.ui.javafx.lwfxef.change.Change;
 import org.fortiss.tooling.common.ui.javafx.lwfxef.controller.IControllerFactory;
@@ -69,10 +68,6 @@ public abstract class LWFXEFEditorBase<T extends EObject> extends FXEditorBase<T
 
 		viewer = new DiagramViewer(delegatingModelFactory, delegatingVisualFactory,
 				delegatingControllerFactory, cb -> modelSelected(), chg -> applyModelChange(chg));
-		DiagramViewerFeatures features = viewer.getFeatures();
-		// extend zoom factors
-		features.setZoomFactors(new double[] {0.5, 0.75, 1, 1.5, 2, 4, 6});
-		features.setZoomFactorIndex(2); // Zoom x1
 		customizeViewer();
 		return viewer.getVisualNode();
 	}