feature-detects/canvas/canvas.js
/*!
{
"name": "Canvas",
"property": "canvas",
"caniuse": "canvas",
"tags": ["canvas", "graphics"],
"polyfills": ["excanvas", "slcanvas"]
}
!*/
/* DOC
Detects support for the `<canvas>` element for 2D drawing.
*/
define(['Modernizr', 'createElement'], function(Modernizr, createElement) {
// On the S60 and BB Storm, getContext exists, but always returns undefined
// so we actually have to call getContext() to verify
// github.com/Modernizr/Modernizr/issues/issue/97/
Modernizr.addTest('canvas', function() {
var elem = createElement('canvas');
return !!(elem.getContext && elem.getContext('2d'));
});
});