import tkinter as tk
from PIL import Image, ImageTk

# 角色数据
characters = [
    {
        "name": "铠",
        "quote": "",
        "image": "images/凯.png"
    },
    {
        "name": "李白",
        "quote": "",
        "image": "images/李白.png"
    },
    {
        "name": "甄姬",
        "quote": "",
        "image": "images/甄姬.png"
    },
    {
        "name": "百里守约",
        "quote": "",
        "image": "images/百里守约.png"
    },
    {
        "name": "钟馗",
        "quote": "",
        "image": "images/钟馗.png"
    }
]

# 图片等比缩放
def resize_image_keep_aspect(image, max_width=300, max_height=360):
    ratio = min(max_width / image.width, max_height / image.height)
    new_size = (int(image.width * ratio), int(image.height * ratio))
    return image.resize(new_size, Image.Resampling.LANCZOS)

class RoleSwitcherApp:
    def __init__(self, master):
        self.master = master
        self.master.title("角色切换器")
        self.master.geometry("420x600")         # 固定窗口大小
        self.master.resizable(False, False)     # 禁止缩放
        self.index = 0

        # 图片区域
        self.image_label = tk.Label(master)
        self.image_label.pack(pady=10)

        # 名字
        self.name_label = tk.Label(master, text="", font=("Arial", 16))
        self.name_label.pack()

        # 对话框区域
        self.dialog_frame = tk.Frame(master, bg="#f0f0f0", padx=10, pady=10)
        self.dialog_frame.pack(padx=10, pady=10, fill="x")

        self.quote_label = tk.Label(
            self.dialog_frame,
            text="",
            font=("微软雅黑", 13),
            wraplength=400,
            justify="left",
            anchor="w"
        )
        self.quote_label.pack()

        # 按钮区域
        btn_frame = tk.Frame(master)
        btn_frame.pack(pady=10)

        tk.Button(btn_frame, text="← 上一个", command=self.prev_character).pack(side="left", padx=20)
        tk.Button(btn_frame, text="下一个 →", command=self.next_character).pack(side="left", padx=20)

        # 键盘控制
        master.bind("<Left>", lambda event: self.prev_character())
        master.bind("<Right>", lambda event: self.next_character())

        self.update_display()

    def update_display(self):
        char = characters[self.index]
        self.name_label.config(text=f"角色：{char['name']}")

        image = Image.open(char["image"])
        image = resize_image_keep_aspect(image)
        self.tk_image = ImageTk.PhotoImage(image)
        self.image_label.config(image=self.tk_image)

        self.quote_label.config(text=f"“{char['quote']}”")

    def next_character(self):
        self.index = (self.index + 1) % len(characters)
        self.update_display()

    def prev_character(self):
        self.index = (self.index - 1) % len(characters)
        self.update_display()

if __name__ == "__main__":
    root = tk.Tk()
    app = RoleSwitcherApp(root)
    root.mainloop()