python qt制作2048代码

以下是使用Python和PyQt5制作2048游戏的示例代码：

import sys
from PyQt5.QtWidgets import QApplication, QMainWindow, QGridLayout, QFrame, QLabel
from PyQt5.QtGui import QColor, QFont

class Block(QFrame):
    def __init__(self):
        super().__init__()
        self.initUI()

    def initUI(self):
        self.setFixedSize(80, 80)
        self.setStyleSheet("background-color: #ccc")
        self.label = QLabel("", self)
        self.label.setGeometry(0, 0, 80, 80)
        self.label.setAlignment(Qt.AlignCenter)
        self.label.setFont(QFont("Arial", 36))

    def setNumber(self, number):
        self.number = number
        if self.number == 0:
            self.label.setText("")
            self.setStyleSheet("background-color: #ccc")
        else:
            self.label.setText(str(self.number))
            if self.number == 2:
                self.setStyleSheet("background-color: #eee")
                self.label.setStyleSheet("color: #555")
            elif self.number == 4:
                self.setStyleSheet("background-color: #eee")
                self.label.setStyleSheet("color: #555")
            elif self.number == 8:
                self.setStyleSheet("background-color: #f5a45d")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 16:
                self.setStyleSheet("background-color: #f68a5c")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 32:
                self.setStyleSheet("background-color: #f66e3d")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 64:
                self.setStyleSheet("background-color: #f64c2e")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 128:
                self.setStyleSheet("background-color: #edcf72")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 256:
                self.setStyleSheet("background-color: #edcc61")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 512:
                self.setStyleSheet("background-color: #edc850")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 1024:
                self.setStyleSheet("background-color: #edc53f")
                self.label.setStyleSheet("color: #fff")
            elif self.number == 2048:
                self.setStyleSheet("background-color: #edc22e")
                self.label.setStyleSheet("color: #fff")

class Game(QMainWindow):
    def __init__(self):
        super().__init__()
        self.initUI()
        self.initBoard()
        self.show()

    def initUI(self):
        self.setWindowTitle("2048")
        self.setFixedSize(420, 520)

        self.grid = QGridLayout()
        self.grid.setSpacing(10)

        centralWidget = QFrame()
        centralWidget.setLayout(self.grid)
        self.setCentralWidget(centralWidget)

    def initBoard(self):
        self.board = [[0 for j in range(4)] for i in range(4)]
        self.addBlock()
        self.addBlock()
        self.updateBoard()

    def addBlock(self):
        empty_blocks = [(i, j) for i in range(4) for j in range(4) if self.board[i][j] == 0]
        if empty_blocks:
            i, j = empty_blocks[randint(0, len(empty_blocks) - 1)]
            self.board[i][j] = 2

    def updateBoard(self):
        for i in range(4):
            for j in range(4):
                block = Block()
                block.setNumber(self.board[i][j])
                self.grid.addWidget(block, i, j)

    def moveLeft(self):
        for i in range(4):
            for j in range(1, 4):
                if self.board[i][j] != 0:
                    k = j
                    while k > 0 and self.board[i][k - 1] == 0:
                        k -= 1
                    if k != j:
                        self.board[i][k] = self.board[i][j]
                        self.board[i][j] = 0
        self.addBlock()
        self.updateBoard()

    def moveRight(self):
        for i in range(4):
            for j in range(2, -1, -1):
                if self.board[i][j] != 0:
                    k = j
                    while k < 3 and self.board[i][k + 1] == 0:
                        k += 1
                    if k != j:
                        self.board[i][k] = self.board[i][j]
                        self.board[i][j] = 0
        self.addBlock()
        self.updateBoard()

    def moveUp(self):
        for j in range(4):
            for i in range(1, 4):
                if self.board[i][j] != 0:
                    k = i
                    while k > 0 and self.board[k - 1][j] == 0:
                        k -= 1
                    if k != i:
                        self.board[k][j] = self.board[i][j]
                        self.board[i][j] = 0
        self.addBlock()
        self.updateBoard()

    def moveDown(self):
        for j in range(4):
            for i in range(2, -1, -1):
                if self.board[i][j] != 0:
                    k = i
                    while k < 3 and self.board[k + 1][j] == 0:
                        k += 1
                    if k != i:
                        self.board[k][j] = self.board[i][j]
                        self.board[i][j] = 0
        self.addBlock()
        self.updateBoard()

    def keyPressEvent(self, event):
        if event.key() == Qt.Key_Left:
            self.moveLeft()
        elif event.key() == Qt.Key_Right:
            self.moveRight()
        elif event.key() == Qt.Key_Up:
            self.moveUp()
        elif event.key() == Qt.Key_Down:
            self.moveDown()

if __name__ == '__main__':
    app = QApplication(sys.argv)
    game = Game()
    sys.exit(app.exec_())

这段代码实现了一个基本的2048游戏，包括游戏界面、数字块、游戏逻辑和用户输入事件。您可以根据需要进行修改和优化。