Made playfield resetable

src/main/java/Minesweeper/Playfield.java

@@ -8,18 +8,20 @@ public class Playfield {
 	public int Size;
 	private MinesweeperGame MsG;
 	public Cell[][] cells;
+	private int bombAmount;
 
 	public Playfield(MinesweeperGame _MsG, int _Size, int _bombAmount) {
 		MsG = _MsG;
 		Size = _Size;
-		generatePlayfield(_bombAmount);
+		bombAmount = _bombAmount;
+		generatePlayfield();
 	}
 
-	public void generatePlayfield(int _bombAmount) {
+	public void generatePlayfield() {
 
 		cells = new Cell[Size][Size];
 
-		int[] bPlacement = new int[_bombAmount];
+		int[] bPlacement = new int[bombAmount];
 		for (int i = 0; i < bPlacement.length; i++) {
 			bPlacement[i] = (int) (Math.random() * Size * Size);
 
@@ -58,6 +60,15 @@ public class Playfield {
 		}
 	}
 
+	public void reset() {
+		for (int i = 0; i < Size; i++) {
+			for (int j = 0; j < Size; j++) {
+				MsG.remove(cells[i][j]);
+			}
+		}
+		generatePlayfield();
+	}
+
 	public void calculateBombProximity(int row, int column) {
 
 		if (row > 0) {