HTML Canvas Graphics

Date: 12-19-24, and 12-20-24

The HTML <Canvas7gt; element is used to draw graphics on a web page.

The graphic to the left is created with <canvas>. It shows four elements: a red rectangle, a gradient rectangle, a multicolor rectangle, and a multicolor text.

What is HTML Canvas?

The HTML <canvas> element is used to draw graphics, on the fly, vai JavaScript.

The <canvas> element is only a container for graphics. You must use JavaScript to actually draw the graphics.

Canvas has several methods for drawing pathes, boxes, circles, text, and adding images.

Canvas is supported by all major browser.

Canvas Examples

A canvas is a rectangular area on an HTML page. By default, a canvas has no border and no content.

Note:Always specify an id attribute (to be referred to in a script), and width and height attributes to define the size of the canvas. To add a border, use the style attribute.

Add a JavaScript

After creating the rectangular canvas area, you must add a JavaScript to do the drawing.

Your browser does not support the HTML canvas tag

Draw a Circle

Your browser does not support the HTML canvas tag.

Draw a Text

Your browser does not support the HTML canvas tag.

Stroke Text

Your browser does not support the HTML canvas tag.

Draw Linear Gradient

Your browser does not support the HTML canvas tag.

Draw Circular Gradient

Your browser does not support the HTML canvas tag.

Draw Image

Image to use:

The Scream

Canvas to fill

Your browser does not support the HTML canvas tag.