jquery-ui/demos/slider/colorpicker.html

93 lines
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HTML

<!doctype html>
<html lang="en">
<head>
<title>jQuery UI Slider - Colorpicker Demo</title>
<link type="text/css" href="../../themes/default/ui.all.css" rel="stylesheet" />
<script type="text/javascript" src="../../jquery-1.2.6.js"></script>
<script type="text/javascript" src="../../ui/ui.core.js"></script>
<script type="text/javascript" src="../../ui/ui.slider.js"></script>
<link type="text/css" href="../demos.css" rel="stylesheet" />
<style type="text/css">
#red, #green, #blue {
float: left;
clear: left;
width: 300px;
margin: 15px;
}
#swatch {
width: 120px;
height: 100px;
margin-top: 18px;
margin-left: 350px;
background-image: none;
}
#red .ui-slider-range { background: #ef2929; }
#red .ui-slider-handle { border-color: #ef2929; }
#green .ui-slider-range { background: #8ae234; }
#green .ui-slider-handle { border-color: #8ae234; }
#blue .ui-slider-range { background: #729fcf; }
#blue .ui-slider-handle { border-color: #729fcf; }
</style>
<script type="text/javascript">
function hexFromRGB (r, g, b) {
var hex = [
r.toString(16),
g.toString(16),
b.toString(16)
];
$.each(hex, function (nr, val) {
if (val.length == 1) {
hex[nr] = '0' + val;
}
});
return hex.join('').toUpperCase();
}
function refreshSwatch() {
var red = $("#red").slider("value")
,green = $("#green").slider("value")
,blue = $("#blue").slider("value")
,hex = hexFromRGB(red, green, blue);
$("#swatch").css("background-color", "#" + hex);
}
$(function() {
$("#red, #green, #blue").slider({
range: "min",
max: 255,
value: 127,
slide: refreshSwatch,
change: refreshSwatch
});
$("#red").slider("value", 255);
$("#green").slider("value", 140);
$("#blue").slider("value", 60);
});
</script>
</head>
<body class="ui-widget-content" style="border:0;">
<div class="demo">
<p class="ui-state-default ui-corner-all ui-helper-clearfix" style="padding:4px;">
<span class="ui-icon ui-icon-pencil" style="float:left; margin:-2px 5px 0 0;"></span>
Simple Colorpicker
</p>
<div id="red"></div>
<div id="green"></div>
<div id="blue"></div>
<div id="swatch" class="ui-widget-content ui-corner-all"></div>
</div><!-- End demo -->
<div class="demo-description" style="clear:left;">
<p>
This example shows how easy it is to put together three sliders to make a simple RGB colorpicker.
</p>
</div><!-- End demo-description -->
</body>
</html>