Light Up puzzle editor fix

src/main/java/edu/rpi/legup/puzzle/lightup/LightUpCell.java

@@ -1,8 +1,10 @@
 package edu.rpi.legup.puzzle.lightup;
 
+import edu.rpi.legup.model.elements.Element;
 import edu.rpi.legup.model.gameboard.GridCell;
 
 import java.awt.*;
+import java.awt.event.MouseEvent;
 
 public class LightUpCell extends GridCell<Integer> {
     private boolean isLite;
@@ -12,6 +14,41 @@ public LightUpCell(int valueInt, Point location) {
         this.isLite = false;
     }
 
+    @Override
+    public void setType(Element e, MouseEvent m) {
+        switch (e.getElementID()) {
+            case "LTUP-PLAC-0001":
+                this.data = -4;
+                break;
+            case "LTUP-UNPL-0002":
+                this.data = -1;
+                break;
+            case "LTUP-UNPL-0003":
+                this.data = -2;
+                break;
+            case "LTUP-UNPL-0001":
+                switch (m.getButton()){
+                    case MouseEvent.BUTTON1:
+                        if (this.data < 0 || this.data > 3) {
+                            this.data = 0;
+                        }
+                        else {
+                            this.data = this.data + 1;
+                        }
+                        break;
+                    case MouseEvent.BUTTON3:
+                        if (this.data > 0) {
+                            this.data = this.data - 1;
+                        }
+                        else {
+                            this.data = 4;
+                        }
+                        break;
+                }
+                break;
+        }
+    }
+
     public LightUpCellType getType() {
         switch (data) {
             case -4:

src/main/java/edu/rpi/legup/puzzle/lightup/elements/BlackTile.java

@@ -1,9 +1,9 @@
 package edu.rpi.legup.puzzle.lightup.elements;
 
-import edu.rpi.legup.model.elements.PlaceableElement;
+import edu.rpi.legup.model.elements.NonPlaceableElement;
 
-public class BlackTile extends PlaceableElement {
+public class BlackTile extends NonPlaceableElement {
     public BlackTile() {
-        super("LTUP-PLAC-0002", "Black Tile", "The black tile", "edu/rpi/legup/images/lightup/black.gif");
+        super("LTUP-UNPL-0002", "Black Tile", "The black tile", "edu/rpi/legup/images/lightup/black.gif");
     }
 }

src/main/java/edu/rpi/legup/puzzle/lightup/elements/UnknownTile.java

@@ -0,0 +1,9 @@
+package edu.rpi.legup.puzzle.lightup.elements;
+
+import edu.rpi.legup.model.elements.NonPlaceableElement;
+
+public class UnknownTile extends NonPlaceableElement {
+    public UnknownTile() {
+        super("LTUP-UNPL-0003", "Unknown Tile", "A blank tile", "edu/rpi/legup/images/lightup/UnknownTile.png");
+    }
+}