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javascript Programming Glossary: rgbaIs the Gideon Sundback zipper doodle[Google,24th April] completely javascript? http://stackoverflow.com/questions/10295980/is-the-gideon-sundback-zipper-doodlegoogle-24th-april-completely-javascript l a px da U V function a a.addColorStop 0 rgba 255 255 255 0 a.addColorStop 0.01 #eee a.addColorStop 0.55.. #dedede a.addColorStop 0.98 #dedede a.addColorStop 0.99 rgba 255 255 255 0 da function q w C 1 r w C s q 42 u r 42..
PNG Transparency Problems in IE8 http://stackoverflow.com/questions/1251416/png-transparency-problems-in-ie8 that pretty much defeats the purpose. Then I remembered a rgba to ie filter converter I came across. Thanks be to Michael Bester.. I gave my problem pngs an ie filtered background emulating rgba 255 255 255 0 fully expecting it not to work but lets try it..
How to use CSS (and JavaScript?) to create a blurred, “frosted” background? http://stackoverflow.com/questions/17092299/how-to-use-css-and-javascript-to-create-a-blurred-frosted-background style #partial overlay width 100 height 20px background rgba 255 255 255 .2 TODO frost position fixed top 0 left 0 style.. ocanvas x y w h 28 lighten ocanvas ctx.fillStyle 'rgba 255 255 255 0.5 ' ctx.fillRect x y w h ctx.fillStyle '#999'..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor e 1 e 1 16 parseInt e 2 e 2 16 parseInt e 3 e 3 16 if e rgba 0 0 0 0 .exec f return a.transparent return a d.trim f .toLowerCase..
jQuery + RGBA color animations http://stackoverflow.com/questions/3242368/jquery-rgba-color-animations Does anyone know if jQuery can handle an animation like rgba 0 0 0 0.2 rgba 0 255 0 0.4 I know there is a plugin to handle.. know if jQuery can handle an animation like rgba 0 0 0 0.2 rgba 0 255 0 0.4 I know there is a plugin to handle color animations.. your animation @keyframes color_up from background color rgba 0 0 0 0.2 to background color rgba 0 255 0 0.4 Step 2 Use the..
Use <canvas> as a CSS background http://stackoverflow.com/questions/3397334/use-canvas-as-a-css-background rgb 200 0 0 ctx.fillRect 10 10 55 50 ctx.fillStyle rgba 0 0 200 0.5 ctx.fillRect 30 30 55 50 script head body onload..
JavaScript: Invert color on all elements of a page http://stackoverflow.com/questions/4766201/javascript-invert-color-on-all-elements-of-a-page handling elements that have default background color rgba 0 0 0 0 . More sites should be working now with the updated.. this .data prop this .css prop continue if this .css prop 'rgba 0 0 0 0 ' this .css prop 'transparent' if this .is 'body' ..
How do I protect javascript files? http://stackoverflow.com/questions/4766834/how-do-i-protect-javascript-files And since the canvas pixel is represented by 4 values rgba each pixel can have a value in the range of 0 255. That means..
Background-color hex to JavaScript variable http://stackoverflow.com/questions/638948/background-color-hex-to-javascript-variable I'm trying to modify the regex to handle both rgb and rgba depending which one I get. Any hints Thanks. I'm not exactly.. the context of this question since you can't represent an rgba color in hex but I guess there could be other uses. Anyway you.. uses. Anyway you could change the regex to be like this ^rgba d s d s d s 0 . d Example output var d document.createElement..
http://stackoverflow.com/questions/6672374/convert-rgb-rgba that I want converted into an as transparent as possible rgba color when displayed over white . Make sense I'm looking for.. an algorithm for how to do so. For Example rgb 128 128 255 rgba 0 0 255 .5 rgb 152 177 202 rgba 50 100 150 .5 can be better.. Example rgb 128 128 255 rgba 0 0 255 .5 rgb 152 177 202 rgba 50 100 150 .5 can be better lower alpha Ideas FYI solution based..
How to use javascript or jQuery to read a pixel of an image? http://stackoverflow.com/questions/1041399/how-to-use-javascript-or-jquery-to-read-a-pixel-of-an-image use the getImageData method to return an array containing RGBA values. var img new Image img.src 'image.jpg' var context document.getElementById..
Copy a 2-dimensional pixel array to a Javascript canvas http://stackoverflow.com/questions/13826319/copy-a-2-dimensional-pixel-array-to-a-javascript-canvas putImageData . Just calculate the right index it's RGBA values in one big array http jsfiddle.net zjypd the jsFiddle.. 0 0 w h var data imgData.data the array of RGBA values for var i 0 i height i for var j 0 j width j var s 4..
How can I perform flood fill with HTML Canvas? http://stackoverflow.com/questions/2106995/how-can-i-perform-flood-fill-with-html-canvas function color var r g b a html html color Parse out the RGBA values from the HTML Code if html.substring 0 1 # html html.substring.. Canvas to modify. fillColor ................. RGBA Color to fill with. This may be a string #rrggbbaa or an object..
jQuery + RGBA color animations http://stackoverflow.com/questions/3242368/jquery-rgba-color-animations RGBA color animations Does anyone know if jQuery can handle an animation.. 3 Using jQuery jQuery now supports color animation with RGBA support as well. This actually animates from one color to other...
http://stackoverflow.com/questions/6672374/convert-rgb-rgba RGB RGBA I have a hex color e.g. #F4F8FB or rgb 244 248 251 that I want.. Ideas FYI solution based on Guffa's answer function RGBtoRGBA r g b if g void 0 typeof r 'string' r r.replace ^ s # s g ''.. a 0 1000 a 1000 rgba 'rgba ' r ' ' g ' ' b ' ' a ' ' RGBtoRGBA 204 153 102 RGBtoRGBA '#CC9966' RGBtoRGBA 'C96' r 170 g 85..
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