Increase zoom range

Signed-off-by: Ulrich Schöpp <schoepp@fortiss.org>
Issue-Ref: 4181

org.fortiss.tooling.common.ui/src/org/fortiss/tooling/common/ui/javafx/lwfxef/.ratings

@@ -2,7 +2,7 @@ DiagramCoordinate.java 6b00aec99054d4cd19003a72bd4e5e774ac6a641 GREEN
 DiagramLayers.java aa1f95dbae290c8b00202abe4385b01b8f36e5ab YELLOW
 DiagramViewer.java 5359e94ca4a4ca60be60ecb9faaa4f8e1ce8d48d YELLOW
 DiagramViewerDefaultTags.java 6230763252409c60009ab8887b4ef582cf883229 GREEN
-DiagramViewerFeatures.java 6898ae39d9509551b31e6061a6469fd75bd3bb89 YELLOW
+DiagramViewerFeatures.java 43ebc3d622c2840cc41c6687cf00dd38ac285ccd YELLOW
 DiagramViewerSelection.java e833f592543bc97077907d980a39b123fc4044e6 GREEN
 EDragGesture.java 5cfa098d3877db11981c2750e5e103156d62fc5e GREEN
 FeedbackChange.java b088fa89af648f1674f2f9c1f7f99d585ce801ca GREEN

org.fortiss.tooling.common.ui/src/org/fortiss/tooling/common/ui/javafx/lwfxef/DiagramViewerFeatures.java

@@ -29,13 +29,13 @@ public final class DiagramViewerFeatures {
 	/** The diagram viewer. */
 	private final DiagramViewer viewer;
 	/**
-	 * The zoom factors. The values are chosen to have a roughly constant factor between them, for
-	 * smooth interactive scrolling.
+	 * The zoom factors. The values are chosen to have a roughly constant factor between them, to
+	 * make interactive scrolling less jumpy.
 	 */
-	private double[] zoomFactors =
-			new double[] {0.5, 0.6, 0.7, 0.80, 1, 1.2, 1.44, 2.0, 2.5, 3, 3.5, 4, 5};
+	private double[] zoomFactors = new double[] {0.125, 0.25, 0.3, 0.4, 0.5, 0.65, 0.80, 1, 1.25,
+			1.5, 2.0, 2.5, 3.5, 4.5, 6};
 	/** The current zoom factor array index. */
-	private int zoomFactorIndex = 4; // Index of 1
+	private int zoomFactorIndex = 7; // Index of 1
 	/** Flag indicating whether link highlighting is enabled. */
 	private boolean linkHighlightingEnabled = false;
 	/** Flag if interaction area shading is active. */