HTML canvas fillStyle Property with linear gradient

Introduction

Define a gradient that goes from black, to red, to white, as the fill style for the rectangle:

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<!DOCTYPE html>
<html>
<body>

<canvas id="myCanvas" width="300" height="180" style="border:1px solid #d3d3d3;">
Your browser does not support the HTML5 canvas tag.</canvas>

<script>
var c = document.getElementById("myCanvas");
var ctx = c.getContext("2d");
var grd = ctx.createLinearGradient(0, 0, 170, 0);
grd.addColorStop(0, "black");
grd.addColorStop(0.5, "red");
grd.addColorStop(1, "white");
ctx.fillStyle = grd;/*  ww  w.j a  va2s  . c om*/
ctx.fillRect(20, 20, 150, 100);
</script>

</body>
</html>



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