俄罗斯方块(Tetris),是一款世界流行的经典休闲小游戏,通过移动、旋转和摆放游戏中自动输出的各种方块,使之排列成完整的一行或多行并且消除来获得分数。游戏中使用键盘方向键←→控制移动,↑变形,↓加速下落,空格开始。由小方块组成的不同形状的板块陆续从屏幕上方落下来,玩家通过调整板块的位置和方向,使它们 在屏幕底部拼出完整的一条或几条。这些完整的横条会随即消失,给新落下来的板块腾出空间,与此同时,玩家得到分数奖励。没有被消除掉的方块不断堆积起来, 一旦堆到屏幕顶端,玩家便告输,游戏结束。 要求用事件和绘图机制来实现。
时间: 2024-03-06 21:50:33 浏览: 151
好的,那我可以为您提供一个基于 Python tkinter 模块实现的俄罗斯方块游戏的简单示例程序,您可以在此基础上进行学习和修改。
```python
import random
import tkinter as tk
class Tetris:
def __init__(self, master):
self.master = master
self.master.title("Tetris")
self.canvas = tk.Canvas(self.master, width=300, height=600, bg="white")
self.canvas.pack()
self.master.bind("<KeyPress>", self.key_press)
self.init_game()
def init_game(self):
self.score = 0
self.canvas.delete("all")
self.board = [[0 for j in range(10)] for i in range(20)]
self.current_block = self.create_block()
self.next_block = self.create_block()
self.paint_board()
self.paint_block(self.current_block)
self.master.after(1000, self.game_loop)
def game_loop(self):
if self.move_down():
self.master.after(500, self.game_loop)
else:
self.merge_block()
self.remove_lines()
self.current_block = self.next_block
self.next_block = self.create_block()
if self.is_game_over():
self.game_over()
else:
self.paint_block(self.current_block)
self.master.after(1000, self.game_loop)
def create_block(self):
shapes = [
[[1, 1, 1, 1]],
[[1, 1, 0], [0, 1, 1]],
[[0, 1, 1], [1, 1, 0]],
[[1, 1], [1, 1]],
[[1, 0, 0], [1, 1, 1]],
[[0, 0, 1], [1, 1, 1]],
[[1, 0, 0], [1, 0, 0], [1, 1, 1]],
]
shape = random.choice(shapes)
block = [[0 for j in range(len(shape[0]))] for i in range(len(shape))]
for i in range(len(shape)):
for j in range(len(shape[0])):
if shape[i][j] == 1:
block[i][j] = len(shapes) + 1
return block
def paint_board(self):
for i in range(20):
for j in range(10):
color = "white" if self.board[i][j] == 0 else "gray"
self.canvas.create_rectangle(j * 30, i * 30, (j + 1) * 30, (i + 1) * 30, fill=color)
def paint_block(self, block):
self.canvas.delete("block")
for i in range(len(block)):
for j in range(len(block[0])):
if block[i][j] != 0:
x, y = self.current_pos[0] + i, self.current_pos[1] + j
color = "red" if block[i][j] == len(shapes) + 1 else "blue"
self.canvas.create_rectangle(y * 30, x * 30, (y + 1) * 30, (x + 1) * 30, fill=color, tags="block")
def move_down(self):
self.current_pos[0] += 1
if self.is_collide():
self.current_pos[0] -= 1
return False
else:
self.paint_block(self.current_block)
return True
def move_left(self):
self.current_pos[1] -= 1
if self.is_collide():
self.current_pos[1] += 1
def move_right(self):
self.current_pos[1] += 1
if self.is_collide():
self.current_pos[1] -= 1
def rotate(self):
block = [[self.current_block[j][i] for j in range(len(self.current_block))] for i in range(len(self.current_block[0]) - 1, -1, -1)]
if self.can_place(block, self.current_pos[0], self.current_pos[1]):
self.current_block = block
def merge_block(self):
for i in range(len(self.current_block)):
for j in range(len(self.current_block[0])):
if self.current_block[i][j] != 0:
self.board[self.current_pos[0] + i][self.current_pos[1] + j] = self.current_block[i][j]
def remove_lines(self):
lines = []
for i in range(20):
if sum(self.board[i]) == 10:
lines.append(i)
for i in reversed(lines):
self.board.pop(i)
self.board.insert(0, [0 for j in range(10)])
self.score += 1
self.paint_board()
def is_game_over(self):
return any(self.board[0])
def game_over(self):
self.canvas.create_text(150, 300, text="Game Over!\nScore: {}".format(self.score), font=("Helvetica", 24), tags="gameover")
def is_collide(self):
for i in range(len(self.current_block)):
for j in range(len(self.current_block[0])):
if self.current_block[i][j] != 0:
x, y = self.current_pos[0] + i, self.current_pos[1] + j
if x < 0 or x >= 20 or y < 0 or y >= 10 or self.board[x][y] != 0:
return True
return False
def can_place(self, block, x, y):
for i in range(len(block)):
for j in range(len(block[0])):
if block[i][j] != 0:
if x + i < 0 or x + i >= 20 or y + j < 0 or y + j >= 10 or self.board[x + i][y + j] != 0:
return False
return True
def key_press(self, event):
if event.keysym == "Left":
self.move_left()
elif event.keysym == "Right":
self.move_right()
elif event.keysym == "Up":
self.rotate()
elif event.keysym == "Down":
self.move_down()
elif event.keysym == "space":
while self.move_down():
pass
if __name__ == "__main__":
root = tk.Tk()
app = Tetris(root)
root.mainloop()
```
该示例程序是一个简单的俄罗斯方块游戏,使用了 Python 的 tkinter 模块实现界面和事件处理。具体实现过程中,我们维护了一个 20x10 的矩阵表示游戏区域,使用另一个 4x4 的矩阵表示当前方块,通过事件处理实现了方块的移动、旋转和加速下落等操作。同时,我们还实现了方块的合并、行消除和游戏结束等功能。