X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.district.network.ui%2Fsrc%2Forg%2Fsimantics%2Fdistrict%2Fnetwork%2Fui%2Fnodes%2FDistrictNetworkNodeUtils.java;h=c48693ac4470b94122bf6f47c13a87a7031a9b01;hb=cb2ebef6cbe572f646082952f57bb69135f308bd;hp=8a369e26391d9efb77e458891824617f9a9c9231;hpb=db34439af303d45eb67cee78cb3f68c9b6666da4;p=simantics%2Fdistrict.git

diff --git a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictNetworkNodeUtils.java b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictNetworkNodeUtils.java
index 8a369e26..c48693ac 100644
--- a/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictNetworkNodeUtils.java
+++ b/org.simantics.district.network.ui/src/org/simantics/district/network/ui/nodes/DistrictNetworkNodeUtils.java
@@ -5,6 +5,8 @@ import java.awt.geom.Point2D;
 import java.awt.geom.Rectangle2D;
 
 import org.simantics.district.network.ModelledCRS;
+import org.simantics.maps.MapScalingTransform;
+import org.simantics.scenegraph.utils.GeometryUtils;
 
 public class DistrictNetworkNodeUtils {
 
@@ -35,4 +37,11 @@ public class DistrictNetworkNodeUtils {
         return transform;
     }
 
+    public static double calculateScaleRecip(AffineTransform tr) {
+        int zoomLevel = MapScalingTransform.zoomLevel(tr);
+        double scale = GeometryUtils.getScale(tr);
+        double sqrt = Math.sqrt(scale / zoomLevel);
+        double viewScaleRecip = (sqrt / zoomLevel);
+        return viewScaleRecip;
+    }
 }