关于python:pythonpygamealphabeta剪枝算法玩中国象棋

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import time
import pygame
import ChinaChess.constants
from ChinaChess import constants, pieces, computer
import ChinaChess.computer
import ChinaChess.my_game as mg
”’
此文件为可视化中国象棋运行入口
”’
class MainGame():

window = None
Start_X = ChinaChess.constants.Start_X
Start_Y = ChinaChess.constants.Start_Y
Line_Span = ChinaChess.constants.Line_Span
Max_X = Start_X + 8 * Line_Span
Max_Y = Start_Y + 9 * Line_Span
from_x = 0
from_y = 0
to_x = 0
to_y = 0
clickx = -1
clicky = -1
mgInit = mg.my_game()
player1Color = constants.player1Color
player2Color = constants.player2Color
Putdownflag = player1Color
piecesSelected = None
piecesList = []
def start_game(self):
    MainGame.window = pygame.display.set_mode([constants.SCREEN_WIDTH, constants.SCREEN_HEIGHT])
    pygame.display.set_caption("中国象棋")
    # 把所有棋子摆好
    self.piecesInit()
    while True:
        time.sleep(0.1)
        # 获取事件
        MainGame.window.fill(constants.BG_COLOR)
        self.drawChessboard()
        # 遍历所有棋子，显示所有棋子
        self.piecesDisplay()
        # 判断游戏胜利
        self.VictoryOrDefeat()
        # 轮到电脑了
        self.Computerplay()
        # 获取所有的事件
        self.getEvent()
        pygame.display.update()
        pygame.display.flip()
def drawChessboard(self):
    mid_end_y = MainGame.Start_Y + 4 * MainGame.Line_Span
    min_start_y = MainGame.Start_Y + 5 * MainGame.Line_Span
    for i in range(0, 9):
        x = MainGame.Start_X + i * MainGame.Line_Span
        if i == 0 or i == 8:
            pygame.draw.line(MainGame.window, constants.BLACK, [x, MainGame.Start_Y], [x, MainGame.Max_Y], 1)
        else:
            pygame.draw.line(MainGame.window, constants.BLACK, [x, MainGame.Start_Y], [x, mid_end_y], 1)
            pygame.draw.line(MainGame.window, constants.BLACK, [x, min_start_y], [x, MainGame.Max_Y], 1)
    for i in range(0, 10):
        y = MainGame.Start_Y + i * MainGame.Line_Span
        pygame.draw.line(MainGame.window, constants.BLACK, [MainGame.Start_X, y], [MainGame.Max_X, y], 1)
    speed_dial_start_x = MainGame.Start_X + 3 * MainGame.Line_Span
    speed_dial_end_x = MainGame.Start_X + 5 * MainGame.Line_Span
    speed_dial_y1 = MainGame.Start_Y + 0 * MainGame.Line_Span
    speed_dial_y2 = MainGame.Start_Y + 2 * MainGame.Line_Span
    speed_dial_y3 = MainGame.Start_Y + 7 * MainGame.Line_Span
    speed_dial_y4 = MainGame.Start_Y + 9 * MainGame.Line_Span
    pygame.draw.line(MainGame.window, constants.BLACK, [speed_dial_start_x, speed_dial_y1],
                     [speed_dial_end_x, speed_dial_y2], 1)
    pygame.draw.line(MainGame.window, constants.BLACK, [speed_dial_start_x, speed_dial_y2],
                     [speed_dial_end_x, speed_dial_y1], 1)
    pygame.draw.line(MainGame.window, constants.BLACK, [speed_dial_start_x, speed_dial_y3],
                     [speed_dial_end_x, speed_dial_y4], 1)
    pygame.draw.line(MainGame.window, constants.BLACK, [speed_dial_start_x, speed_dial_y4],
                     [speed_dial_end_x, speed_dial_y3], 1)
def piecesInit(self):
    MainGame.piecesList.append(pieces.Rooks(MainGame.player2Color, 0, 0))
    MainGame.piecesList.append(pieces.Rooks(MainGame.player2Color, 8, 0))
    MainGame.piecesList.append(pieces.Elephants(MainGame.player2Color, 2, 0))
    MainGame.piecesList.append(pieces.Elephants(MainGame.player2Color, 6, 0))
    MainGame.piecesList.append(pieces.King(MainGame.player2Color, 4, 0))
    MainGame.piecesList.append(pieces.Knighs(MainGame.player2Color, 1, 0))
    MainGame.piecesList.append(pieces.Knighs(MainGame.player2Color, 7, 0))
    MainGame.piecesList.append(pieces.Cannons(MainGame.player2Color, 1, 2))
    MainGame.piecesList.append(pieces.Cannons(MainGame.player2Color, 7, 2))
    MainGame.piecesList.append(pieces.Mandarins(MainGame.player2Color, 3, 0))
    MainGame.piecesList.append(pieces.Mandarins(MainGame.player2Color, 5, 0))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player2Color, 0, 3))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player2Color, 2, 3))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player2Color, 4, 3))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player2Color, 6, 3))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player2Color, 8, 3))
    MainGame.piecesList.append(pieces.Rooks(MainGame.player1Color, 0, 9))
    MainGame.piecesList.append(pieces.Rooks(MainGame.player1Color, 8, 9))
    MainGame.piecesList.append(pieces.Elephants(MainGame.player1Color, 2, 9))
    MainGame.piecesList.append(pieces.Elephants(MainGame.player1Color, 6, 9))
    MainGame.piecesList.append(pieces.King(MainGame.player1Color, 4, 9))
    MainGame.piecesList.append(pieces.Knighs(MainGame.player1Color, 1, 9))
    MainGame.piecesList.append(pieces.Knighs(MainGame.player1Color, 7, 9))
    MainGame.piecesList.append(pieces.Cannons(MainGame.player1Color, 1, 7))
    MainGame.piecesList.append(pieces.Cannons(MainGame.player1Color, 7, 7))
    MainGame.piecesList.append(pieces.Mandarins(MainGame.player1Color, 3, 9))
    MainGame.piecesList.append(pieces.Mandarins(MainGame.player1Color, 5, 9))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player1Color, 0, 6))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player1Color, 2, 6))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player1Color, 4, 6))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player1Color, 6, 6))
    MainGame.piecesList.append(pieces.Pawns(MainGame.player1Color, 8, 6))
def piecesDisplay(self):
    # 遍历所有棋子，显示所有棋子
    for item in MainGame.piecesList:
        item.displaypieces(MainGame.window)
        # MainGame.window.blit(item.image, item.rect)
def getEvent(self):
    # 获取所有的事件
    eventList = pygame.event.get()
    for event in eventList:
        if event.type == pygame.QUIT:
            self.endGame()
        elif event.type == pygame.MOUSEBUTTONDOWN:
            pos = pygame.mouse.get_pos()
            mouse_x = pos[0]
            mouse_y = pos[1]
            if (mouse_x > MainGame.Start_X - MainGame.Line_Span / 2 and mouse_x < MainGame.Max_X + MainGame.Line_Span / 2) and (mouse_y > MainGame.Start_Y - MainGame.Line_Span / 2 and mouse_y < MainGame.Max_Y + MainGame.Line_Span / 2):
                print(str(mouse_x) + "" + str(mouse_y))
                print(str(MainGame.Putdownflag))
                if MainGame.Putdownflag != MainGame.player1Color:
                    return
                click_x = round((mouse_x - MainGame.Start_X) / MainGame.Line_Span)
                click_y = round((mouse_y - MainGame.Start_Y) / MainGame.Line_Span)
                click_mod_x = (mouse_x - MainGame.Start_X) % MainGame.Line_Span
                click_mod_y = (mouse_y - MainGame.Start_Y) % MainGame.Line_Span
                if abs(click_mod_x - MainGame.Line_Span / 2) >= 5 and abs(click_mod_y - MainGame.Line_Span / 2) >= 5:
                    print("无效点：x=" + str(click_x) + "y=" + str(click_y))
                    # 无效点击点
                    self.from_x = MainGame.clickx
                    self.from_y = MainGame.clicky
                    self.to_x = click_x
                    self.to_y = click_y
                    print(self.from_x)
                    print(self.from_y)
                    MainGame.clickx = click_x
                    MainGame.clicky = click_y
                    self.PutdownPieces(MainGame.player1Color, click_x, click_y)
            else:
                print("out")
def PutdownPieces(self, t, x, y):
    selectfilter = list(filter(lambda cm: cm.x == x and cm.y == y and cm.player == MainGame.player1Color, MainGame.piecesList))
    if len(selectfilter):
        MainGame.piecesSelected = selectfilter[0]
        return
    if MainGame.piecesSelected:
        print("MainGame.piecesSelected")
        arr = [货币代码](https://www.gendan5.com/currencycode.html)pieces.listPiecestoArr(MainGame.piecesList)
        if MainGame.piecesSelected.canmove(arr, x, y):
            self.PiecesMove(MainGame.piecesSelected, x, y)
            MainGame.Putdownflag = MainGame.player2Color
    else:
        fi = filter(lambda p: p.x == x and p.y == y, MainGame.piecesList)
        listfi = list(fi)
        if len(listfi) != 0:
            MainGame.piecesSelected = listfi[0]
def PiecesMove(self, pieces, x, y):
    for item in MainGame.piecesList:
        if item.x == x and item.y == y:
            MainGame.piecesList.remove(item)
    pieces.x = x
    pieces.y = y
    print("move to" + str(x) + " " + str(y))
    return True
def Computerplay(self):
    if MainGame.Putdownflag == MainGame.player2Color:
        print("轮到电脑了")
        computermove = computer.getPlayInfo(MainGame.piecesList, self.from_x, self.from_y, self.to_x, self.to_y,
                                            self.mgInit)
        if computer == None:
            return
        piecemove = None
        for item in MainGame.piecesList:
            if item.x == computermove[0] and item.y == computermove[1]:
                piecemove = item
        self.PiecesMove(piecemove, computermove[2], computermove[3])
        MainGame.Putdownflag = MainGame.player1Color
# 判断游戏胜利
def VictoryOrDefeat(self):
    result = [MainGame.player1Color, MainGame.player2Color]
    for item in MainGame.piecesList:
        if type(item) == pieces.King:
            if item.player == MainGame.player1Color:
                result.remove(MainGame.player1Color)
            if item.player == MainGame.player2Color:
                result.remove(MainGame.player2Color)
    if len(result) == 0:
        return
    if result[0] == MainGame.player1Color:
        txt = "你失败了哦！"
    else:
        txt = "你胜利了哦！"
    MainGame.window.blit(self.getTextSuface("%s" % txt), (constants.SCREEN_WIDTH - 100, 200))
    MainGame.Putdownflag = constants.overColor
def getTextSuface(self, text):
    pygame.font.init()
    print(pygame.font.get_fonts())
    font = pygame.font.SysFont('kaiti', 18)
    txt = font.render(text, True, constants.TEXT_COLOR)
    return txt
def endGame(self):
    print("退出")
    exit()

if name == ‘__main__’:

MainGame().start_game()

正文完
python
发表至： python
2021-03-16
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