今天从下午忙到现在,睡觉。

这个能绘点图的。

import json
import tkinter as tk
from tkinter import filedialog
from tkinter import LabelFrame
from tkinter import StringVar
from PIL import Image, ImageTk

# 方块大小
card_size = 120
# 绘图起点坐标
start_x = 400
start_y = 100
# 7 * 5 方格
x_grid = 7
y_grid = 5

# 打开文件,载入json文件
def open_file():
    fname = filedialog.askopenfilename(title='打开文件',
                                          filetypes=[('json', '*.json'),
                                                     ('All Files', '*')])
    # 更新Label text变量
    var.set(fname)
    with open(fname, 'r') as load_f:
        global card_dict
        card_dict = json.load(load_f)

# 绘图
def draw_card():
    # 这个打开文件,用的是回调函数,我暂时也不知道如何不用这个全局变量
    global card_dict
    imgs_list = []
    for i in range(y_grid):
        y1 = start_y + i * card_size
        for j in range(x_grid):
            x1 = start_x + j * card_size
            # 解析json里对应的文件名
            image_num = card_dict[str(i+1)][str(j+1)]
            image_path = "images/{}-{}.png".format(image_num[0], image_num[1])
            # 载入图片
            img = Image.open(image_path)
            # 重定义大小
            img = img.resize((card_size, card_size), Image.BILINEAR)
            # 重定义旋转
            img = img.rotate(image_num[2])
            imgs = ImageTk.PhotoImage(img)
            # 一定要放在列表里,要不然,后面的图会刷掉前面的图
            imgs_list.append(imgs)
            # 每一次都全绘已有图片
            for item in imgs_list:
                # 以nw左上角为基准点
                cv.create_image((x1, y1), anchor='nw', image=item)
            # 不调用update,不会更新画布
            win.update()
            # 停一秒再作下一步动作
            win.after(1000)
    # 不让图消失太快
    win.after(10000)

win = tk.Tk()
win.title('tkinter')
w = win.winfo_screenwidth()
h = win.winfo_screenheight()
win.geometry("%dx%d" % (w, h))
cv = tk.Canvas(win, bg='silver', width=w, height=h)

# 要更新label的text,要用var.set方法才行
var = StringVar()
var.set("...")
lab_fra = LabelFrame(win, height=200, width=300, text='选择文件')
lab_fra.pack(side='top', fill='both', expand=True)
btn_open = tk.Button(lab_fra, text='打开文件', command=open_file)
btn_open.grid(row=0, column=0)
btn_render = tk.Button(lab_fra, text='开始渲染', command=draw_card)
btn_render.grid(row=0, column=1)
text_label = tk.Label(lab_fra, textvariable=var)
text_label.grid(row=0, column=2)

# 画格子, 要算好横纵坐标
for i in range(y_grid):
    y1 = start_y + i * card_size
    for j in range(x_grid):
        x1 = start_x + j * card_size
        cv.create_rectangle(x1, y1, x1 + card_size, y1 + card_size)

cv.pack()
win.mainloop()

json文件格式:

{
  "1": {
    "1": ["0001","a", 0],"2": ["0002", "b", 0],"3": ["0003", "a", 0],"4": ["0004", "a", 0],
    "5": ["0005", "b",40],"6": ["0006","b",180],"7": ["0006","b",90]
  },
  "2": {
    "1": ["0001","b", 0],"2": ["0002", "a", 20],"3": ["0003", "a", 0],"4": ["0004", "a", 0],
    "5": ["0005", "a",20],"6": ["0006","b",0],"7": ["0006","b",90]
  },
  "3": {
    "1": ["0001","a", 0],"2": ["0002", "a", 0],"3": ["0003", "a", 0],"4": ["0004", "a", 0],
    "5": ["0005", "a",0],"6": ["0006","a",0],"7": ["0006","b",90]
  },
  "4": {
    "1": ["0001","b", 0],"2": ["0002", "a", 0],"3": ["0003", "b", 0],"4": ["0004", "a", 0],
    "5": ["0005", "a",0],"6": ["0006","a",0],"7": ["0006","b",90]
  },
  "5": {
    "1": ["0001","a", 0],"2": ["0002", "a", 0],"3": ["0003", "a", 0],"4": ["0004", "a", 0],
    "5": ["0005", "a",0],"6": ["0006","a",0],"7": ["0006","b",90]
  }
}

绘出来的样子:

python的tkinter,能画什么图?-LMLPHP

05-28 22:27