67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
import tkinter as tk
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class LineSelector:
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def __init__(self, image_path):
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self.image_path = image_path
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self.start_x, self.start_y = None, None
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self.end_x, self.end_y = None, None
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self.line_id = None
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self.coordinates = None
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self.success = False
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def on_mouse_press(self, event):
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self.start_x, self.start_y = event.x, event.y
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def on_mouse_drag(self, event):
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if self.line_id:
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self.canvas.delete(self.line_id)
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self.end_x, self.end_y = event.x, event.y
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self.line_id = self.canvas.create_line(self.start_x, self.start_y, self.end_x, self.end_y, fill="white")
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def on_mouse_release(self, event):
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self.end_x, self.end_y = event.x, event.y
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self.update_coordinates_label()
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def update_coordinates_label(self):
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coordinates = f"起点坐标: ({self.start_x}, {self.start_y})，终点坐标: ({self.end_x}, {self.end_y})"
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self.coordinates_label.config(text=coordinates)
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def on_confirm_button_click(self):
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self.success = True
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self.root.destroy()
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self.root.quit()
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def draw_image_and_get_coordinates(self):
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self.root = tk.Tk()
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self.root.title("绘制检测线")
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self.canvas = tk.Canvas(self.root, width=1920, height=1080)
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self.canvas.pack()
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image = tk.PhotoImage(file=self.image_path)
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self.canvas.create_image(0, 0, anchor=tk.NW, image=image)
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self.coordinates_label = tk.Label(self.root, text="", fg="red")
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self.coordinates_label.pack()
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confirm_button = tk.Button(self.root, text="确认", command=self.on_confirm_button_click)
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confirm_button.pack()
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self.canvas.bind("<ButtonPress-1>", self.on_mouse_press)
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self.canvas.bind("<B1-Motion>", self.on_mouse_drag)
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self.canvas.bind("<ButtonRelease-1>", self.on_mouse_release)
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self.root.mainloop()
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def get_coordinates(self):
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self.coordinates = [self.start_x, self.start_y, self.end_x, self.end_y]
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return self.coordinates
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def main():
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image_path = "background.png"
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selector = LineSelector(image_path)
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selector.draw_image_and_get_coordinates()
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coordinates = selector.get_coordinates()
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print("坐标:", coordinates)
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if __name__ == "__main__":
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main()
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