jnpf-web-datareport-v6x/node_modules/.pnpm-store/v3/files/3d/90032f724fd3ef6aa198d3085b66cf14fb3bc37f7da65fab895d677236e81e8997885a896b0ac0ec1b97d7d9efdb434b78423fc15b54e9a22d202913facd5e

{
  "title":"Canvas (basic support)",
  "description":"Method of generating fast, dynamic graphics using JavaScript.",
  "spec":"https://html.spec.whatwg.org/multipage/scripting.html#the-canvas-element",
  "status":"ls",
  "links":[
    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/API/Canvas_API/Tutorial",
      "title":"Tutorial by Mozilla"
    },
    {
      "url":"http://glimr.rubyforge.org/cake/canvas.html",
      "title":"Animation kit"
    },
    {
      "url":"https://diveintohtml5.info/canvas.html",
      "title":"Another tutorial"
    },
    {
      "url":"https://github.com/arv/ExplorerCanvas",
      "title":"Implementation for Internet Explorer"
    },
    {
      "url":"https://raw.github.com/phiggins42/has.js/master/detect/graphics.js#canvas",
      "title":"has.js test"
    },
    {
      "url":"https://skilled.co/html-canvas/",
      "title":"Canvas Tutorial & Cheat Sheet"
    },
    {
      "url":"https://developer.mozilla.org/en-US/docs/Web/API/Canvas_API",
      "title":"MDN Web Docs - Canvas API"
    }
  ],
  "bugs":[
    {
      "description":"The Android browser does not support clipping on HTML5 canvas. See the bug filed here: https://issuetracker.google.com/issues/36934492"
    },
    {
      "description":"Older versions of iOS did not support video as a source for the canvas `drawImage()`, though it does appear to work as of iOS 8 [test case](https://jsfiddle.net/zL8KC/)"
    },
    {
      "description":"Limits of `toDataURL()` for iOS:\r\n- The maximum size for decoded GIF, PNG, and TIFF images is 3 megapixels for devices with less than 256 MB RAM and 5 megapixels for devices with greater or equal than 256 MB RAM.\r\n- The maximum size for a canvas element is 3 megapixels for devices with less than 256 MB RAM and 5 megapixels for devices with greater or equal than 256 MB RAM.\r\n- JavaScript execution time is limited to 10 seconds for each top-level entry point."
    },
    {
      "description":"In IE 11 `canvas.toDataURL()` does not work if the canvas has images with data URI sources [see bug](https://web.archive.org/web/20171004111538/https://connect.microsoft.com/IE/Feedback/Details/828416)"
    },
    {
      "description":"IE 10 canvas doesn't support `setLineDash` or `lineDashOffset` [see bug](https://social.msdn.microsoft.com/Forums/en-US/85007e72-90ad-4bd9-affd-9a24702219e6/canvasrenderingcontext2dsetlinedash-and-linedashoffset-missing?forum=winappswithhtml5) "
    },
    {
      "description":"IE and Edge does not support globalAlpha for drawImage of SVG graphics. [see bug](https://connect.microsoft.com/IE/feedback/details/1847897/globalalpha-ignored-when-drawing-svg-to-canvas) [see testcase](https://jsfiddle.net/p7b0wmcu/)"
    }
  ],
  "categories":[
    "Canvas",
    "HTML5"
  ],
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  },
  "notes":"For screen readers, IE, Chrome & Firefox support the [accessible canvas element sub-DOM](http://www.paciellogroup.com/blog/2012/06/html5-canvas-accessibility-in-firefox-13/).\r\nFirefox & Chrome also support the drawfocus ring.",
  "notes_by_num":{
    "1":"Does not support `toDataURL()`",
    "2":"Opera Mini supports the canvas element, but is unable to play animations or run other more complex applications."
  },
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  "parent":"",
  "keywords":"canvas,toDataURL()",
  "chrome_id":"5100084685438976",
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}