Programming Examples

Tkinter program to create drawing application


canvas example in python tkinter

Solution

import tkinter as tk

class DrawingApp:
    def __init__(self, root):
        self.root = root
        self.root.title("Drawing App")

        self.canvas = tk.Canvas(root, bg="white", width=500, height=500)
        self.canvas.pack(expand=tk.YES, fill=tk.BOTH)

        self.canvas.bind("<B1-Motion>", self.paint)

        clear_button = tk.Button(root, text="Clear Canvas", command=self.clear_canvas)
        clear_button.pack(side=tk.BOTTOM, pady=10)

    def paint(self, event):
        x1, y1 = (event.x - 1), (event.y - 1)
        x2, y2 = (event.x + 1), (event.y + 1)
        self.canvas.create_oval(x1, y1, x2, y2, fill="black", width=2)

    def clear_canvas(self):
        self.canvas.delete("all")

# Create the main window
root = tk.Tk()

# Create the DrawingApp instance
drawing_app = DrawingApp(root)

# Start the Tkinter event loop
root.mainloop()
Output


CCC Online Test 2021 CCC Practice Test Hindi Python Programming Tutorials Best Computer Training Institute in Prayagraj (Allahabad) Best Java Training Institute in Prayagraj (Allahabad) Best Python Training Institute in Prayagraj (Allahabad) O Level Online Test in Hindi Bank SSC Railway TET UPTET Question Bank career counselling in allahabad Sarkari Naukari Notification Best Website and Software Company in Allahabad Sarkari Exam Quiz