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HTML | canvas strokeStyle Property
  • Last Updated : 30 Apr, 2019

The canvas strokeStyle property is used to set or return the stroke of color, gradient, or pattern used in the drawing.

Syntax:

context.strokeStyle=color|gradient|pattern;

Property Value:

  • color: It is used to set the filled color of drawing. The default value of canvas fillStyle property is black.
  • gradient: It is used to set the gradient object to fill the drawing. The gradient object are linear or radial.
  • pattern: It is used to set the pattern to fill the drawing.

Example 1: This example uses canvas strokeStyle property to set the stroke color to green.

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<!DOCTYPE html>
<html>
  
<head>
    <title>
        HTML canvas strokeStyle property
    </title>
</head>
  
<body>
    <canvas id="GFG" width="500" height="300"></canvas>
      
    <!-- Script to uses canvas strokeStyle property -->
    <script>
        var x = document.getElementById("GFG");
        var contex = x.getContext("2d");
          
        // Create rectangle
        contex.rect(50, 50, 350, 200);
          
        // Set stroke color
        contex.strokeStyle = "green";
          
        // Set stroke width
        contex.lineWidth = "10";
          
        contex.stroke();
    </script
</body>
  
</html>                    

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Output:



Example 2: This example uses canvas strokeStyle property to set the stroke color using linear gradient.

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<!DOCTYPE html>
<html>
  
<head>
    <title>
        HTML canvas strokeStyle property
    </title>
</head>
  
<body>
    <canvas id="GFG" width="500" height="300"></canvas>
      
    <!-- Script to uses canvas strokeStyle property -->    
    <script>
        var x = document.getElementById("GFG");
        var contex = x.getContext("2d");
          
        // Create linear gradient
        var gr = contex.createLinearGradient(0, 0, 350, 200);
          
        // Set color and position in a gradient object
        gr.addColorStop("0", "green");
        gr.addColorStop("0.7", "yellow");
        gr.addColorStop("1.0", "blue");
          
        // Set stroke style to gradient
        contex.strokeStyle = gr;
          
        // Set line width
        contex.lineWidth = 5;
          
        // Create rectangle
        contex.rect(50, 50, 350, 200);
          
        contex.stroke();
    </script
</body>
  
</html>                    

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Output:

Supported Browsers: The browsers supported by canvas strokeStyle property are listed below:

  • Google Chrome
  • Internet Explorer 9.0
  • Firefox
  • Safari
  • Opera

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