Feat: Implement handling of error visitor

CityDoctorParent/CityDoctorModel/src/main/java/de/hft/stuttgart/citydoctor2/check/error/FeatureCollisionError.java

@@ -33,6 +33,26 @@ public class FeatureCollisionError implements CheckError {
         this.collisionMap = collisionMap;
     }
 
+    public CityObject getSubjectFeature() {
+        return subjectFeature;
+    }
+
+    public Geometry getSubjectGeom() {
+        return subjectGeom;
+    }
+
+    public Geometry getCollidingGeom() {
+        return collidingGeom;
+    }
+
+    public GmlId getCollidingFeatureId() {
+        return collidingFeatureId;
+    }
+
+    public Map<Polygon, List<Polygon>> getCollisionMap() {
+        return collisionMap;
+    }
+
     @Override
     public ErrorType getType() {
         return ErrorType.ERROR;
@@ -50,6 +70,7 @@ public class FeatureCollisionError implements CheckError {
 
     @Override
     public void accept(ErrorVisitor errorVisitor) {
+        errorVisitor.visit(this);
         //TODO: Add this CheckError to the errorVisitor
     }
 

CityDoctorParent/Extensions/CityDoctorGUI/src/main/java/de/hft/stuttgart/citydoctor2/gui/tree/ErrorItemVisitor.java

 package de.hft.stuttgart.citydoctor2.gui.tree;
 
 import java.util.List;
+import java.util.Map;
 
 import de.hft.stuttgart.citydoctor2.check.AbstractErrorVisitor;
 import de.hft.stuttgart.citydoctor2.check.CheckError;
@@ -48,6 +49,7 @@ import de.hft.stuttgart.citydoctor2.datastructure.Polygon;
 import de.hft.stuttgart.citydoctor2.datastructure.Vertex;
 import de.hft.stuttgart.citydoctor2.gui.CheckStatus;
 import de.hft.stuttgart.citydoctor2.gui.tree.node.EdgeNode;
+import de.hft.stuttgart.citydoctor2.gui.tree.node.GeometryNode;
 import de.hft.stuttgart.citydoctor2.gui.tree.node.LinearRingNode;
 import de.hft.stuttgart.citydoctor2.gui.tree.node.PolygonNode;
 import de.hft.stuttgart.citydoctor2.gui.tree.node.TextNode;
@@ -462,7 +464,20 @@ public class ErrorItemVisitor extends AbstractErrorVisitor {
 
 	@Override
 	public void visit(FeatureCollisionError err){
-		throw new NotImplementedException();
+		GeometryNode subjectGeoNode = new GeometryNode(err.getSubjectGeom());
+		TreeItem<Renderable> subjectGeoItem = new TreeItem<>(subjectGeoNode);
+		for(Map.Entry<Polygon, List<Polygon>> e: err.getCollisionMap().entrySet()){
+			PolygonNode subjectPolyNode = new PolygonNode(e.getKey(), CheckStatus.NOT_CHECKED);
+			TreeItem<Renderable> subjectPolyItem = new TreeItem<>(subjectPolyNode);
+			for(Polygon poly: e.getValue()){
+				PolygonNode collidingPolyNode = new PolygonNode(poly, CheckStatus.NOT_CHECKED);
+				TreeItem<Renderable> collidingPolyItem = new TreeItem<>(collidingPolyNode);
+				subjectPolyItem.getChildren().add(collidingPolyItem);
+			}
+			subjectGeoItem.getChildren().add(subjectPolyItem);
+		}
+		root.getChildren().add(subjectGeoItem);
+
 		//TODO: Implement handling of error here
 		// Will require new Error Node-type that is capable of rendering 2 CityObjects
 	}