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Create a pattern with HTML5 Canvas
Use the following method to create a pattern with HTML5 Canvas: createPattern(image, repetition)− This method will use an image to create the pattern. The second argument could be a string with one of the following values: repeat, repeat-x, repeat-y, and no-repeat. If the empty string or null is specified, repeat will be assumed.
Example
You can try to run the following code to learn how to create a pattern −
<!DOCTYPE HTML> <html> <head> <style> #test { width:100px; height:100px; margin: 0px auto; } </style> <script> function drawShape(){ // get the canvas element using the DOM var canvas = document.getElementById('mycanvas'); // Make sure we don't execute when canvas isn't supported if (canvas.getContext){ // use getContext to use the canvas for drawing var ctx = canvas.getContext('2d'); // create new image object to use as pattern var img = new Image(); img.src = 'images/pattern.jpg'; img.onload = function(){ // create pattern var ptrn = ctx.createPattern(img,'repeat'); ctx.fillStyle = ptrn; ctx.fillRect(0,0,150,150); } } else { alert('You need Safari or Firefox 1.5+ to see this demo.'); } } </script> </head> <body id = "test" onload = "drawShape();"> <canvas id = "mycanvas"></canvas> </body> </html>
Updated on: 2020-03-04T07:11:09+05:30
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