Added display

src/Main.java

@@ -1,5 +1,29 @@
+import chess.Board;
+import ui.Display;
+
 public class Main {
     public static void main(String[] args) {
+        Board mainBoard = new Board();
+        Display display = new Display(mainBoard);
+        long frames = 0;
+        long lastTime = System.currentTimeMillis();
+        long frameTime = System.currentTimeMillis();
+        while(display.update()){
+            display.repaint();
+            // limit usage of system resources by slowing the speed down to 60 fps.
+            while ((System.currentTimeMillis() - frameTime) < 64f){
+                Thread.yield();
+            }
+            frameTime = System.currentTimeMillis();
+
+            // print out the FPS of the display.
+            frames++;
+            if (System.currentTimeMillis() - lastTime > 1000){
+                System.out.println("FPS: " + frames);
+                frames = 0;
+                lastTime = System.currentTimeMillis();
+            }
+        }
         System.out.println("Hello world!");
     }
 }

src/chess/Bishop.java

@@ -1,13 +1,25 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
+import static ui.Display.loadImage;
+
 public class Bishop extends ChessPiece {
 
+    private Image whiteBishop = loadImage("./resources/chess_piece_2_black_bishop.png");
+    private Image blackBishop = loadImage("./resources/chess_piece_2_white_bishop.png");
+
     public Bishop(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        if (isWhite)
+            return whiteBishop;
+        return blackBishop;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         return new ArrayList<Move>(super.getDiagonalMoves(b.size()));

src/chess/Board.java

@@ -23,14 +23,14 @@ public class Board {
         board[size()-4][0] = new King(this, true, size() - 4, 0);
 
         // black
-        board[0][0] = new Rook(this, false,0, 0);
-        board[size()-1][0] = new Rook(this, false, size() - 1, 0);
-        board[1][0] = new Knight(this, false, 1, 0);
-        board[size()-2][0] = new Knight(this, false, size() - 2, 0);
-        board[2][0] = new Bishop(this, false, 2, 0);
-        board[size()-3][0] = new Bishop(this, false, size() - 3, 0);
-        board[3][0] = new Queen(this, false, 3, 0);
-        board[size()-4][0] = new King(this, false, size() - 4, 0);
+        board[0][size()-1] = new Rook(this, false,0, 0);
+        board[size()-1][size()-1] = new Rook(this, false, size() - 1, 0);
+        board[1][size()-1] = new Knight(this, false, 1, 0);
+        board[size()-2][size()-1] = new Knight(this, false, size() - 2, 0);
+        board[2][size()-1] = new Bishop(this, false, 2, 0);
+        board[size()-3][size()-1] = new Bishop(this, false, size() - 3, 0);
+        board[3][size()-1] = new Queen(this, false, 3, 0);
+        board[size()-4][size()-1] = new King(this, false, size() - 4, 0);
     }
 
     public boolean movePiece(int x, int y, int newX, int newY){

src/chess/ChessPiece.java

@@ -1,5 +1,6 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
 public abstract class ChessPiece {
@@ -33,6 +34,7 @@ public abstract class ChessPiece {
     }
 
     public abstract ArrayList<Move> getMoves();
+    public abstract Image getImage();
     public void applySpecialMove(Move moveWithSpecial){}
 
     protected ArrayList<Move> getCardinalMoves(int length){

src/chess/King.java

@@ -1,13 +1,25 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
+import static ui.Display.loadImage;
+
 public class King extends ChessPiece {
 
+    private Image whiteKing = loadImage("./resources/chess_piece_2_black_king.png");
+    private Image blackKing = loadImage("./resources/chess_piece_2_white_king.png");
+
     public King(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        if (isWhite)
+            return whiteKing;
+        return blackKing;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         ArrayList<Move> moves = new ArrayList<Move>();

src/chess/Knight.java

@@ -1,13 +1,25 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
+import static ui.Display.loadImage;
+
 public class Knight extends ChessPiece {
 
+    private Image whiteKnight = loadImage("./resources/chess_piece_2_black_knight.png");
+    private Image blackKnight = loadImage("./resources/chess_piece_2_white_knight.png");
+
     public Knight(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        if (isWhite)
+            return whiteKnight;
+        return blackKnight;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         ArrayList<Move> moves = new ArrayList<Move>();

src/chess/Pawn.java

@@ -1,13 +1,25 @@
 package chess;
 
+import ui.Display;
+
+import java.awt.*;
 import java.util.ArrayList;
 
 public class Pawn extends ChessPiece {
 
+    private Image white = Display.loadImage("./resources/chess_piece_2_black_pawn.png");
+    private Image black = Display.loadImage("./resources/chess_piece_2_white_pawn.png");
+
     public Pawn(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        if (isWhite)
+            return white;
+        return black;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         ArrayList<Move> moves = new ArrayList<Move>();

src/chess/Queen.java

@@ -1,13 +1,25 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
+import static ui.Display.loadImage;
+
 public class Queen extends ChessPiece {
 
+    private Image whiteQueen = loadImage("./resources/chess_piece_2_black_queen.png");
+    private Image blackQueen = loadImage("./resources/chess_piece_2_white_queen.png");
+
     public Queen(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        if (isWhite)
+            return whiteQueen;
+        return blackQueen;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         ArrayList<Move> moves = new ArrayList<Move>();

src/chess/Rook.java

@@ -1,13 +1,23 @@
 package chess;
 
+import java.awt.*;
 import java.util.ArrayList;
 
+import static ui.Display.loadImage;
+
 public class Rook extends ChessPiece {
 
+    private Image whiteRook = loadImage("./resources/chess_piece_2_black_rook.png");
+    private Image blackRook = loadImage("./resources/chess_piece_2_white_rook.png");
+
     public Rook(Board b, boolean isWhite, int x, int y) {
         super(b,isWhite,x,y);
     }
 
+    public Image getImage(){
+        return isWhite ? whiteRook : blackRook;
+    }
+
     @Override
     public ArrayList<Move> getMoves() {
         return new ArrayList<Move>(super.getCardinalMoves(b.size()));

src/ui/Display.java

@@ -0,0 +1,48 @@
+package ui;
+
+import chess.Board;
+
+import javax.imageio.ImageIO;
+import javax.swing.*;
+import javax.swing.text.AttributeSet;
+import java.awt.*;
+import java.io.File;
+import java.io.IOException;
+import java.text.AttributedString;
+
+public class Display extends JFrame {
+
+    private Board b;
+
+    public Display(Board b){
+        this.b = b;
+        this.setDefaultCloseOperation(EXIT_ON_CLOSE);
+        this.setSize(800, 800);
+        this.setVisible(true);
+        this.setEnabled(true);
+        this.setTitle("Ratatta");
+    }
+
+    @Override
+    public void paint(Graphics g) {
+        super.paint(g);
+        for (int i = 0; i < b.size(); i++){
+            for (int j = 0; j < b.size(); j++){
+                if (b.get(i,j) != null)
+                    g.drawImage(b.get(i,j).getImage(), (i+2) * 64, (j+2) * 64, null);
+            }
+        }
+    }
+
+    public boolean update(){
+        return true;
+    }
+
+    public static Image loadImage(String path){
+        try {
+            return new ImageIcon(ImageIO.read(new File(path))).getImage();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}