基于PyQt5实现2048游戏
基于PyQt5实现2048游戏
- 前言
- 源码
- 运行截图
前言
最近学习python，学到图形界面程序开发的章节，选择了最全面的pyqt，并使用pyqt5实现了一版2048游戏程序，源码贴在下面，感兴趣的朋友可以编译看看，注释还算详细，不难看懂。
源码
#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
Game 2048 designed with pyqt5
Author: yiwente
Date: 2020.02.23
'''
from PyQt5.QtWidgets import QMainWindow, QApplication, QMessageBox
from PyQt5.QtGui import QPainter, QColor, QFont, QPen
from PyQt5.QtCore import Qt, QRect
import sys
import os
import copy
import random
class GameForm(QMainWindow):
def __init__(self, parent=None):
super(GameForm, self).__init__(parent)
self.initUi()
# 定义各数字的背景颜色
self.colors = {0: (204, 192, 179), 2: (238, 228, 218), 4: (237, 224, 200),
8: (242, 177, 121), 16: (245, 149, 99), 32: (246, 124, 95),
64: (246, 94, 59), 128: (237, 207, 114), 256: (237, 207, 114),
512: (237, 207, 114), 1024: (237, 207, 114), 2048: (237, 207, 114),
4096: (237, 207, 114), 8192: (237, 207, 114), 16384: (237, 207, 114),
32768: (237, 207, 114), 65536: (237, 207, 114), 131072: (237, 207, 114),
262144: (237, 207, 114), 524288: (237, 207, 114), 1048576: (237, 207, 114)}
self.initGameData()
def initUi(self):
self.setWindowTitle("2048")
self.resize(505, 720)
self.setFixedSize(self.width(), self.height())
self.initGameOpt()
def initGameOpt(self):
''' 初始化游戏配置 '''
self.lbFont = QFont('SimSun', 12) # label字体
self.lgFont = QFont('SimSun', 50) # Logo字体
self.nmFont = QFont('SimSun', 36) # 面板数字字体
def initGameData(self):
''' 初始化游戏数字 '''
self.data = [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]
count = 0
while count < 2:
row = random.randint(0, len(self.data) - 1)
col = random.randint(0, len(self.data[0]) - 1)
if self.data[row][col] != 0:
continue
self.data[row][col] = 2 if random.randint(0, 1) else 4
count += 1
self.curScore = 0
self.bstScore = 0
# 载入最高得分
if os.path.exists("bestscore.ini"):
with open("bestscore.ini", "r") as f:
self.bstScore = int(f.read())
def paintEvent(self, e):
''' 重写绘图事件 '''
qp = QPainter()
qp.begin(self)
self.drawGameGraph(qp)
qp.end()
def keyPressEvent(self, e):
keyCode = e.key()
ret = False
if keyCode == Qt.Key_Left:
ret = self.move("Left")
elif keyCode == Qt.Key_Right:
ret = self.move("Right")
elif keyCode == Qt.Key_Up:
ret = self.move("Up")
elif keyCode == Qt.Key_Down:
ret = self.move("Down")
else:
pass
if ret:
self.repaint()
def closeEvent(self, e):
# 保存最高得分
with open("bestscore.ini", "w") as f:
f.write(str(self.bstScore))
def drawGameGraph(self, qp):
''' 绘制游戏图形 '''
self.drawLog(qp)
self.drawLabel(qp)
self.drawScore(qp)
self.drawBg(qp)
self.drawTiles(qp)
def drawScore(self, qp):
''' 绘制得分 '''
qp.setFont(self.lbFont)
fontsize = self.lbFont.pointSize()
scoreLabelSize = len(u"SCORE") * fontsize
bestLabelSize = len(u"BEST") * fontsize
curScoreBoardMinW = 15 * 2 + scoreLabelSize # SCORE栏的最小宽度
bstScoreBoardMinW = 15 * 2 + bestLabelSize # BEST栏的最小宽度
curScoreSize = len(str(self.curScore)) * fontsize
bstScoreSize = len(str(self.bstScore)) * fontsize
curScoreBoardNedW = 10 + curScoreSize
bstScoreBoardNedW = 10 + bstScoreSize
curScoreBoardW = max(curScoreBoardMinW, curScoreBoardNedW)
bstScoreBoardW = max(bstScoreBoardMinW, bstScoreBoardNedW)
qp.setBrush(QColor(187, 173, 160))
qp.setPen(QColor(187, 173, 160))
qp.drawRect(505 - 15 - bstScoreBoardW, 40, bstScoreBoardW, 50)
qp.drawRect(505 - 15 - bstScoreBoardW - 5 - curScoreBoardW, 40, curScoreBoardW, 50)
bstLabelRect = QRect(505 - 15 - bstScoreBoardW, 40, bstScoreBoardW, 25)
bstScoreRect = QRect(505 - 15 - bstScoreBoardW, 65, bstScoreBoardW, 25)
scoerLabelRect = QRect(505 - 15 - bstScoreBoardW - 5 - curScoreBoardW, 40, curScoreBoardW, 25)
curScoreRect = QRect(505 - 15 - bstScoreBoardW - 5 - curScoreBoardW, 65, curScoreBoardW, 25)
qp.setPen(QColor(238, 228, 218))
qp.drawText(bstLabelRect, Qt.AlignCenter, u"BEST")
qp.drawText(scoerLabelRect, Qt.AlignCenter, u"SCORE")
qp.setPen(QColor(255, 255, 255))
qp.drawText(bstScoreRect, Qt.AlignCenter, str(self.bstScore))
qp.drawText(curScoreRect, Qt.AlignCenter, str(self.curScore))
def drawBg(self, qp):
''' 绘制背景图 '''
col = QColor(187, 173, 160)
qp.setPen(col)
qp.setBrush(QColor(187, 173, 160))
qp.drawRect(15, 150, 475, 475) # 绘制游戏区域
def drawLog(self, qp):
''' 绘制Logo '''
pen = QPen(QColor(255, 93, 29), 15)
qp.setFont(self.lgFont)
qp.setPen(pen)
qp.drawText(QRect(10, 0, 150, 130), Qt.AlignCenter, "2048")
def drawLabel(self, qp):
''' 绘制所有标签信息 '''
qp.setFont(self.lbFont)
qp.setPen(QColor(119, 110, 101))
qp.drawText(15, 134, u"合并相同数字，得到2048吧!")
qp.drawText(15, 660, u"怎么玩:")
qp.drawText(45, 680, u"用-> <- 上下左右箭头按键来移动方块.")
qp.drawText(45, 700, u"当两个相同数字的方块碰到一起时，会合成一个!")
def drawTiles(self, qp):
''' 绘制数字背景 '''
qp.setFont(self.nmFont)
for row in range(4):
for col in range(4):
value = self.data[row][col]
color = self.colors[value]
qp.setPen(QColor(*color))
qp.setBrush(QColor(*color))
qp.drawRect(30 + col * 115, 165 + row * 115, 100, 100) # 绘制数字的背景小方块
size = self.nmFont.pointSize() * len(str(value)) # 获取当前字体下显示数字的长度
# 根据尺寸调整字体大小
while size > 100 - 15 * 2:
self.nmFont = QFont('SimSun', self.nmFont.pointSize() * 4 // 5)
qp.setFont(self.nmFont)
size = self.nmFont.pointSize() * len(str(value)) # 获取当前字体下显示数字的长度
print("[%d][%d]: value[%d] weight: %d" % (row, col, value, size))
# 显示非0数字
if value == 2 or value == 4:
qp.setPen(QColor(119, 110, 101)) # 设置2和4数字的前景色
else:
qp.setPen(QColor(255, 255, 255)) # 设置其他数字的前景色
if value != 0:
rect = QRect(30 + col * 115, 165 + row * 115, 100, 100)
qp.drawText(rect, Qt.AlignCenter, str(value))
def putTile(self):
''' 找到一个空位置（数值为0），并随机填充2或4 '''
available = []
for row in range(len(self.data)):
for col in range(len(self.data[0])):
if self.data[row][col] == 0:
available.append((row, col))
if available:
row, col = available[random.randint(0, len(available) - 1)]
self.data[row][col] = 2 if random.randint(0, 1) else 4
return True
return False
def merge(self, row):
''' 合并一行或一列 '''
pair = False
newRow = []
for i in range(len(row)):
if pair:
newRow.append(2 * row[i])
self.curScore += 2 * row[i]
pair = False
else:
if i + 1 < len(row) and row[i] == row[i + 1]:
pair = True
else:
newRow.append(row[i])
return newRow
def slideUpDown(self, isUp):
''' 上下方向移动数字方格 '''
numRows = len(self.data)
numCols = len(self.data[0])
oldData = copy.deepcopy(self.data)
for col in range(numCols):
cvl = []
for row in range(numRows):
if self.data[row][col] != 0:
cvl.append(self.data[row][col]) # 将列里面的非0元素提取出来
if len(cvl) >= 2:
cvl = self.merge(cvl) # 合并相同数字
# 根据移动方向填充0
for i in range(numRows - len(cvl)):
if isUp:
cvl.append(0)
else:
cvl.insert(0, 0)
print("row=%d" % row)
row = 0
for row in range(numRows):
self.data[row][col] = cvl[row]
return oldData != self.data # 返回数据是否发生了变化
def slideLeftRight(self, isLeft):
''' 左右方向移动数字方格 '''
numRows = len(self.data)
numCols = len(self.data[0])
oldData = copy.deepcopy(self.data)
for row in range(numRows):
rvl = []
for col in range(numCols):
if self.data[row][col] != 0:
rvl.append(self.data[row][col])
if len(rvl) >= 2:
rvl = self.merge(rvl)
for i in range(numCols - len(rvl)):
if isLeft:
rvl.append(0)
else:
rvl.insert(0, 0)
col = 0
for col in range(numCols):
self.data[row][col] = rvl[col]
return oldData != self.data
def move(self, direction):
''' 移动数字方格 '''
isMove = False
if direction == "Up":
isMove = self.slideUpDown(True)
elif direction == "Down":
isMove = self.slideUpDown(False)
elif direction == "Left":
isMove = self.slideLeftRight(True)
elif direction == "Right":
isMove = self.slideLeftRight(False)
else:
pass
if not isMove:
return False
self.putTile() # 新增一个数字
if self.curScore > self.bstScore:
self.bstScore = self.curScore
if self.isGameOver():
button = QMessageBox.warning(self, "Warning", u"游戏结束，是否重新开始？",
QMessageBox.Ok | QMessageBox.No,
QMessageBox.Ok)
if button == QMessageBox.Ok:
self.initGameOpt()
bstScore = self.bstScore
self.initGameData()
self.bstScore = bstScore
return True
else:
return False
else:
return True
def isGameOver(self):
''' 判断游戏是否无法继续 '''
copyData = copy.deepcopy(self.data) # 先暂存数据值
curScore = self.curScore
flag = False
if not self.slideUpDown(True) and not self.slideUpDown(False) and \
not self.slideLeftRight(True) and not self.slideLeftRight(False):
flag = True # 全部方向都不能再移动
self.curScore = curScore
if not flag:
self.data = copyData # 仍可以移动，则恢复原来数据
return flag
if __name__ == '__main__':
app = QApplication(sys.argv)
form = GameForm()
form.show()
sys.exit(app.exec_())
运行截图
