check try

src/backend/Check.java

@@ -6,16 +6,46 @@ import java.lang.Math;
 
 public class Check {
 	private ArrayList<Piece> altPieces ;
+	private boolean isCheck;
+	private int x;
+	private int y;
+	private int xMove;
+	private int yMove;
+	private Board board;
 	//in Board, add a boolean isChecked ?
 	
-	public Check (ArrayList<Piece> pieces) {
+	public Check (ArrayList<Piece> pieces, int x, int y, int xMove, int yMove) {
 		altPieces = pieces;
+		this.x = x;
+		this.y = y;
+		this.xMove = xMove;
+		this.yMove = yMove;
+	}
+	
+	public int whatPiece(int x, int y) { // method which gives the index (in the pieces array) of the piece at a position x,y 
+		boolean pieceHere = false;
+		int index = 0;
+		while (pieceHere == false  && index != altPieces.size()) {
+			if((x == altPieces.get(index).getX()) && (y == altPieces.get(index).getY())){
+				pieceHere =true;
+			}
+			else {
+				index += 1;
+			}
+		}
+		if(index == altPieces.size()) {
+			index=-1;
+		}
+		return index;
+	}
+	
+	public boolean kingCheck() {
+		altPieces.get(whatPiece(this.x,this.y)).setX(this.xMove);
+		return isCheck;
 	}
 	
 	
 	
 	
 	
-	
-
 }