moz-opaque 属性

[1] HTMLCanvasElement.mozOpaque - Web API Interfaces | MDN (2014-11-26 19:38:35 +09:00 版) https://developer.mozilla.org/en-US/docs/Web/API/HTMLCanvasElement.mozOpaque

[2] 430906 – Add moz-opaque attribute on canvas (2015-01-24 09:29:48 +09:00 版) https://bugzilla.mozilla.org/show_bug.cgi?id=430906

alpha オプション

[3] CanvasOpaque - WHATWG Wiki (2014-10-11 19:43:55 +09:00 版) https://wiki.whatwg.org/wiki/CanvasOpaque

[4] Re: [whatwg] Enabling LCD Text and antialiasing in canvas (Stephen White 著, 2013-03-13 02:03:32 +09:00 版) https://lists.w3.org/Archives/Public/public-whatwg-archive/2013Mar/0109.html

[5] [webkit-dev] New web-facing canvas feature: "opaque" attribute (2013-03-18 21:58:29 +09:00 版) https://lists.webkit.org/pipermail/webkit-dev/2013-March/024141.html

[92] Web Applications 1.0 r8755 Define getContext('2d', {alpha:false}). ( (2014-09-09 07:53:00 +09:00 版)) http://html5.org/r/8755