JavaScript CanvasGradient : Object

Defines a linear or radial gradient that can be used as the fillStyle or strokeStyle of a CanvasRenderingContext2D. Created through createLinearGradient() or createRadialGradient().

Spec

Instance Methods

addColorStop(offset : Number, color : String) : undefined

Adds a color stop in the gradient. offset must be between 0 and 1, where 0 is the start of the gradient and 1 is the end of the gradient. color is a string representation of the color such as 'black', '#000', 'rgba(0, 0, 0, 1)', etc.

Example:

<canvas id='canvas'></canvas>
<script>
  var canvas = document.getElementById('canvas');
  var context = canvas.getContext('2d');

  var g = context.createLinearGradient(0,0,canvas.width,0);
  g.addColorStop(0, 'white');
  g.addColorStop(1, 'blue');

  context.fillStyle = g;
  context.fillRect(0,0,canvas.width,canvas.height);
</script>

Run

Results:

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