Javascript Assignment: Modify This Code - Topic

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May 24 2019 12:58am

1. https://www.w3schools.com/jsref/prop_style_animationduration.asp - Read on how to make a duration to your animation.
2.

Code

var canvas = document.getElementById('myCanvas');
var context = canvas.getContext('2d');
var centerX = canvas.width / 2;
var centerY = canvas.height / 2;
var radius = 70;

context.beginPath();
context.arc(centerX, centerY, radius, 0, 2 * Math.PI, false);
context.fillStyle = 'green';
context.fill();
context.lineWidth = 5;
context.strokeStyle = '#003300';
context.stroke();

3. read this
https://stackoverflow.com/questions/31579700/how-to-make-a-single-button-act-as-a-start-and-stop-button-in-javascript