JavaScript - how to draw ellipse on canvas element?

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Using JavaScript it is possible to draw ellipse in following way.

1. ellipse() method example

// ONLINE-RUNNER:browser;

<!doctype html>
    #my-canvas { border: 1px solid gray; }
  <canvas id="my-canvas" width="200" height="200"></canvas>

    var canvas = document.querySelector('#my-canvas');
    var context = canvas.getContext('2d');

    function drawCircle(x, y, radiusX, radiusY, rotation) {
        context.ellipse(x, y, radiusX, radiusY, rotation, 0, 2 * Math.PI);
    var deg = 20;
    var rad = deg * (Math.PI / 180.0);
    // Eclipse paramters:
    // x=100; y=100; 
    // width=80; height=40; 
    // clockwiseRotation=20 degrees // rotation according to point (x, y)
    drawCircle(100, 100, 80, 40, rad);


See also

  1. JavaScript - how to fill ellipse with certain color on canvas element?
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