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piece.py
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piece.py
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import pygame
import os
b_bishop = pygame.image.load(os.path.join("img", "black_bishop.png"))
b_king = pygame.image.load(os.path.join("img", "black_king.png"))
b_knight = pygame.image.load(os.path.join("img", "black_knight.png"))
b_pawn = pygame.image.load(os.path.join("img", "black_pawn.png"))
b_queen = pygame.image.load(os.path.join("img", "black_queen.png"))
b_rook = pygame.image.load(os.path.join("img", "black_rook.png"))
w_bishop = pygame.image.load(os.path.join("img", "white_bishop.png"))
w_king = pygame.image.load(os.path.join("img", "white_king.png"))
w_knight = pygame.image.load(os.path.join("img", "white_knight.png"))
w_pawn = pygame.image.load(os.path.join("img", "white_pawn.png"))
w_queen = pygame.image.load(os.path.join("img", "white_queen.png"))
w_rook = pygame.image.load(os.path.join("img", "white_rook.png"))
b = [b_bishop, b_king, b_knight, b_pawn, b_queen, b_rook]
w = [w_bishop, w_king, w_knight, w_pawn, w_queen, w_rook]
B = []
W = []
for img in b:
B.append(pygame.transform.scale(img, (55, 55)))
for img in w:
W.append(pygame.transform.scale(img, (55, 55)))
class Piece:
img = -1
rect = (113, 113, 525, 525)
startX = rect[0]
startY = rect[1]
def __init__(self, row, col, color):
self.row = row
self.col = col
self.color = color
self.selected = False
self.move_list = []
self.king = False
self.pawn = False
def isSelected(self):
return self.selected
def update_valid_moves(self, board):
self.move_list = self.valid_moves(board)
def draw(self, win, color):
if self.color == "w":
drawThis = W[self.img]
else:
drawThis = B[self.img]
x = (4 - self.col) + round(self.startX + (self.col * self.rect[2] / 8))
y = 3 + round(self.startY + (self.row * self.rect[3] / 8))
if self.selected and self.color == color:
pygame.draw.rect(win, (255, 0, 0), (x, y, 62, 62), 4)
win.blit(drawThis, (x, y))
'''if self.selected and self.color == color: # Remove false to draw dots
moves = self.move_list
for move in moves:
x = 33 + round(self.startX + (move[0] * self.rect[2] / 8))
y = 33 + round(self.startY + (move[1] * self.rect[3] / 8))
pygame.draw.circle(win, (255, 0, 0), (x, y), 10)'''
def change_pos(self, pos):
self.row = pos[0]
self.col = pos[1]
def __str__(self):
return str(self.col) + " " + str(self.row)
class Bishop(Piece):
img = 0
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
# TOP RIGHT
djL = j + 1
djR = j - 1
for di in range(i - 1, -1, -1):
if djL < 8:
p = board[di][djL]
if p == 0:
moves.append((djL, di))
elif p.color != self.color:
moves.append((djL, di))
break
else:
break
else:
break
djL += 1
for di in range(i - 1, -1, -1):
if djR > -1:
p = board[di][djR]
if p == 0:
moves.append((djR, di))
elif p.color != self.color:
moves.append((djR, di))
break
else:
break
else:
break
djR -= 1
# TOP LEFT
djL = j + 1
djR = j - 1
for di in range(i + 1, 8):
if djL < 8:
p = board[di][djL]
if p == 0:
moves.append((djL, di))
elif p.color != self.color:
moves.append((djL, di))
break
else:
break
else:
break
djL += 1
for di in range(i + 1, 8):
if djR > -1:
p = board[di][djR]
if p == 0:
moves.append((djR, di))
elif p.color != self.color:
moves.append((djR, di))
break
else:
break
else:
break
djR -= 1
return moves
class King(Piece):
img = 1
def __init__(self, row, col, color):
super().__init__(row, col, color)
self.king = True
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
if i > 0:
# TOP LEFT
if j > 0:
p = board[i - 1][j - 1]
if p == 0:
moves.append((j - 1, i - 1,))
elif p.color != self.color:
moves.append((j - 1, i - 1,))
# TOP MIDDLE
p = board[i - 1][j]
if p == 0:
moves.append((j, i - 1))
elif p.color != self.color:
moves.append((j, i - 1))
# TOP RIGHT
if j < 7:
p = board[i - 1][j + 1]
if p == 0:
moves.append((j + 1, i - 1,))
elif p.color != self.color:
moves.append((j + 1, i - 1,))
if i < 7:
# BOTTOM LEFT
if j > 0:
p = board[i + 1][j - 1]
if p == 0:
moves.append((j - 1, i + 1,))
elif p.color != self.color:
moves.append((j - 1, i + 1,))
# BOTTOM MIDDLE
p = board[i + 1][j]
if p == 0:
moves.append((j, i + 1))
elif p.color != self.color:
moves.append((j, i + 1))
# BOTTOM RIGHT
if j < 7:
p = board[i + 1][j + 1]
if p == 0:
moves.append((j + 1, i + 1))
elif p.color != self.color:
moves.append((j + 1, i + 1))
# MIDDLE LEFT
if j > 0:
p = board[i][j - 1]
if p == 0:
moves.append((j - 1, i))
elif p.color != self.color:
moves.append((j - 1, i))
# MIDDLE RIGHT
if j < 7:
p = board[i][j + 1]
if p == 0:
moves.append((j + 1, i))
elif p.color != self.color:
moves.append((j + 1, i))
return moves
class Knight(Piece):
img = 2
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
# DOWN LEFT
if i < 6 and j > 0:
p = board[i + 2][j - 1]
if p == 0:
moves.append((j - 1, i + 2))
elif p.color != self.color:
moves.append((j - 1, i + 2))
# UP LEFT
if i > 1 and j > 0:
p = board[i - 2][j - 1]
if p == 0:
moves.append((j - 1, i - 2))
elif p.color != self.color:
moves.append((j - 1, i - 2))
# DOWN RIGHT
if i < 6 and j < 7:
p = board[i + 2][j + 1]
if p == 0:
moves.append((j + 1, i + 2))
elif p.color != self.color:
moves.append((j + 1, i + 2))
# UP RIGHT
if i > 1 and j < 7:
p = board[i - 2][j + 1]
if p == 0:
moves.append((j + 1, i - 2))
elif p.color != self.color:
moves.append((j + 1, i - 2))
if i > 0 and j > 1:
p = board[i - 1][j - 2]
if p == 0:
moves.append((j - 2, i - 1))
elif p.color != self.color:
moves.append((j - 2, i - 1))
if i > 0 and j < 6:
p = board[i - 1][j + 2]
if p == 0:
moves.append((j + 2, i - 1))
elif p.color != self.color:
moves.append((j + 2, i - 1))
if i < 7 and j > 1:
p = board[i + 1][j - 2]
if p == 0:
moves.append((j - 2, i + 1))
elif p.color != self.color:
moves.append((j - 2, i + 1))
if i < 7 and j < 6:
p = board[i + 1][j + 2]
if p == 0:
moves.append((j + 2, i + 1))
elif p.color != self.color:
moves.append((j + 2, i + 1))
return moves
class Pawn(Piece):
img = 3
def __init__(self, row, col, color):
super().__init__(row, col, color)
self.first = True
self.queen = False
self.pawn = True
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
try:
if self.color == "b":
if i < 7:
p = board[i + 1][j]
if p == 0:
moves.append((j, i + 1))
# DIAGONAL
if j < 7:
p = board[i + 1][j + 1]
if p != 0:
if p.color != self.color:
moves.append((j + 1, i + 1))
if j > 0:
p = board[i + 1][j - 1]
if p != 0:
if p.color != self.color:
moves.append((j - 1, i + 1))
if self.first:
if i < 6:
p = board[i + 2][j]
if p == 0:
if board[i + 1][j] == 0:
moves.append((j, i + 2))
elif p.color != self.color:
moves.append((j, i + 2))
# WHITE
else:
if i > 0:
p = board[i - 1][j]
if p == 0:
moves.append((j, i - 1))
if j < 7:
p = board[i - 1][j + 1]
if p != 0:
if p.color != self.color:
moves.append((j + 1, i - 1))
if j > 0:
p = board[i - 1][j - 1]
if p != 0:
if p.color != self.color:
moves.append((j - 1, i - 1))
if self.first:
if i > 1:
p = board[i - 2][j]
if p == 0:
if board[i - 1][j] == 0:
moves.append((j, i - 2))
elif p.color != self.color:
moves.append((j, i - 2))
except:
pass
return moves
class Queen(Piece):
img = 4
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
# TOP RIGHT
djL = j + 1
djR = j - 1
for di in range(i - 1, -1, -1):
if djL < 8:
p = board[di][djL]
if p == 0:
moves.append((djL, di))
elif p.color != self.color:
moves.append((djL, di))
break
else:
djL = 9
djL += 1
for di in range(i - 1, -1, -1):
if djR > -1:
p = board[di][djR]
if p == 0:
moves.append((djR, di))
elif p.color != self.color:
moves.append((djR, di))
break
else:
djR = -1
djR -= 1
# TOP LEFT
djL = j + 1
djR = j - 1
for di in range(i + 1, 8):
if djL < 8:
p = board[di][djL]
if p == 0:
moves.append((djL, di))
elif p.color != self.color:
moves.append((djL, di))
break
else:
djL = 9
djL += 1
for di in range(i + 1, 8):
if djR > -1:
p = board[di][djR]
if p == 0:
moves.append((djR, di))
elif p.color != self.color:
moves.append((djR, di))
break
else:
djR = -1
djR -= 1
# UP
for x in range(i - 1, -1, -1):
p = board[x][j]
if p == 0:
moves.append((j, x))
elif p.color != self.color:
moves.append((j, x))
break
else:
break
# DOWN
for x in range(i + 1, 8, 1):
p = board[x][j]
if p == 0:
moves.append((j, x))
elif p.color != self.color:
moves.append((j, x))
break
else:
break
# LEFT
for x in range(j - 1, -1, -1):
p = board[i][x]
if p == 0:
moves.append((x, i))
elif p.color != self.color:
moves.append((x, i))
break
else:
break
# RIGHT
for x in range(j + 1, 8, 1):
p = board[i][x]
if p == 0:
moves.append((x, i))
elif p.color != self.color:
moves.append((x, i))
break
else:
break
return moves
class Rook(Piece):
img = 5
def valid_moves(self, board):
i = self.row
j = self.col
moves = []
# UP
for x in range(i - 1, -1, -1):
p = board[x][j]
if p == 0:
moves.append((j, x))
elif p.color != self.color:
moves.append((j, x))
break
else:
break
# DOWN
for x in range(i + 1, 8, 1):
p = board[x][j]
if p == 0:
moves.append((j, x))
elif p.color != self.color:
moves.append((j, x))
break
else:
break
# LEFT
for x in range(j - 1, -1, -1):
p = board[i][x]
if p == 0:
moves.append((x, i))
elif p.color != self.color:
moves.append((x, i))
break
else:
break
# RIGHT
for x in range(j + 1, 8, 1):
p = board[i][x]
if p == 0:
moves.append((x, i))
elif p.color != self.color:
moves.append((x, i))
break
else:
break
return moves