001.py

import tkinter as tk

cell_size = 30
C = 12
R = 20
height = R * cell_size
width = C * cell_size

# 定义各种形状
SHAPES = {
    "O": [(-1, -1), (0, -1), (-1, 0), (0, 0)],
    "S": [(-1, 0), (0, 0), (0, -1), (1, -1)],
    "T": [(-1, 0), (0, 0), (0, -1), (1, 0)],
    "I": [(0, 1), (0, 0), (0, -1), (0, -2)],
    "L": [(-1, 0), (0, 0), (-1, -1), (-1, -2)],
    "J": [(-1, 0), (0, 0), (0, -1), (0, -2)],
    "Z": [(-1, -1), (0, -1), (0, 0), (1, 0)],
}

# 定义各种形状的颜色
SHAPESCOLOR = {
    "O": "blue",
    "S": "red",
    "T": "yellow",
    "I": "green",
    "L": "purple",
    "J": "orange",
    "Z": "Cyan",
}


def draw_cell_by_cr(canvas, c, r, color="#CCCCCC"):
    """
    :param canvas: 画板，用于绘制一个方块的Canvas对象
    :param c: 方块所在列
    :param r: 方块所在行
    :param color: 方块颜色，默认为#CCCCCC，轻灰色
    :return:
    """
    x0 = c * cell_size
    y0 = r * cell_size
    x1 = c * cell_size + cell_size
    y1 = r * cell_size + cell_size
    canvas.create_rectangle(x0, y0, x1, y1, fill=color, outline="white", width=2)


# 绘制空白面板
def draw_blank_board(canvas):
    for ri in range(R):
        for ci in range(C):
            draw_cell_by_cr(canvas, ci, ri)


def draw_cells(canvas, c, r, cell_list, color="#CCCCCC"):
    """
    绘制指定形状指定颜色的俄罗斯方块
    :param canvas: 画板
    :param r: 该形状设定的原点所在的行
    :param c: 该形状设定的原点所在的列
    :param cell_list: 该形状各个方格相对自身所处位置
    :param color: 该形状颜色
    :return:
    """
    for cell in cell_list:
        cell_c, cell_r = cell
        ci = cell_c + c
        ri = cell_r + r
        # 判断该位置方格在画板内部(画板外部的方格不再绘制)
        if 0 <= ci < C and 0 <= ri < R:
            draw_cell_by_cr(canvas, ci, ri, color)


win = tk.Tk()
canvas = tk.Canvas(win, width=width, height=height, )
canvas.pack()

draw_blank_board(canvas)


draw_cells(canvas, 3, 3, SHAPES['O'], SHAPESCOLOR['O'])
draw_cells(canvas, 3, 8, SHAPES['S'], SHAPESCOLOR['S'])
draw_cells(canvas, 3, 13, SHAPES['T'], SHAPESCOLOR['T'])
draw_cells(canvas, 8, 3, SHAPES['I'], SHAPESCOLOR['I'])
draw_cells(canvas, 8, 8, SHAPES['L'], SHAPESCOLOR['L'])
draw_cells(canvas, 8, 13, SHAPES['J'], SHAPESCOLOR['J'])
draw_cells(canvas, 5, 18, SHAPES['Z'], SHAPESCOLOR['Z'])

win.mainloop()