Python Kivy Loading Ball Animation Full Tutorial (With Code)

 

📘 Tutorial: How to Create a Custom Loading Animation in Python Kivy

Want to give your Kivy app a sleek, professional feel? A custom loading animation can be a perfect touch! In this tutorial, I’ll walk you through creating a simple and stylish loading animation using Python and Kivy.

🚀 What You’ll Learn:

• How to use Kivy's Animation class

• Creating shapes and motion using Canvas

• Making reusable and customizable loading widgets

🧰 Requirements:

Make sure you have Python and Kivy installed.

pip install kivy , numpy , math 

from kivy.app import App 
from kivy.uix.label import Label 
from kivy.uix.widget import Widget 
from kivy.clock import Clock 
from kivy.graphics import  Rectangle,Line,Ellipse,Color,RoundedRectangle 
import math 
from kivy.animation import Animation 

class sample(Widget):
    def __init__(self, **kwargs):
        super().__init__(**kwargs)

        self.count = 0 
        with self.canvas :
            Color(1,1,1)
            self.line = Line(rounded_rectangle = (300,300,50,20,20),width = 2)
        Clock.schedule_interval(self.update,1/30)

    def update(self,dt):
        x = math.sin(self.count)*60
        y = math.cos(self.count)*60

        self.line.rounded_rectangle = (300+x,300,50-y,20,20)
        self.count += 0.1

class myapp(App):
    def build(self):
        return sample()
    
if __name__ == "__main__":
    myapp().run()

 

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