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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html lang="en" xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"
xmlns:x2="http://www.w3.org/TR/xhtml2"
xmlns:role="http://www.w3.org/2005/01/wai-rdf/GUIRoleTaxonomy#"
xmlns:state="http://www.w3.org/2005/07/aaa">
<head>
<title>Yahoo! UI Library - Slider Widget</title>
<link rel="stylesheet" type="text/css" href="./examples/slider/css/screen.css">
<style type="text/css">
.dragPanel {
position: absolute;
background-color: #eeeeee;
top: 200px;
left: 20px;
width: 320px;
height: 180px;
}
.dragPanel h4 {
background-color: #bbbbbb;
height: 10px;
margin: 0px;
cursor: move;
}
input { font-size: 85%}
.thumb {
cursor:default;
width:18px;
height:18px;
z-index: 9;
position: absolute;
left: 0px;
}
.bg {
position:absolute;
left:10px;
height:18px;
width:146px;
border: 0px solid #aaaaaa;
}
.bg span, .bg p {
cursor:default;
position: relative;
font-size: 2px;
overflow: hidden;
color: #aaaaaa;
top: 4px;
height: 10px;
width: 4px;
display: block;
float:left;
}
.bg span {
border-top:1px solid #cccccc;
border-bottom:1px solid #cccccc;
}
.bg .lb {
border-left:1px solid #cccccc;
}
.bg .rb {
border-right:1px solid #cccccc;
}
#valdiv { position:absolute; top: 100px; left:10px; }
#rBG {top:30px}
#gBG {top:50px}
#bBG {top:70px}
#swatch {
position:absolute;
left:160px;
top:34px;
height:50px;
width:50px;
border:1px solid #aaaaaa;
}
</style>
<!-- Nav and logger start -->
<script type="text/javascript" src="./build/yahoo/yahoo.js" ></script>
<script type="text/javascript" src="./build/event/event.js" ></script>
<script type="text/javascript" src="./build/logger/logger.js" ></script>
<script type="text/javascript" src="./build/dom/dom.js" ></script>
<script type="text/javascript" src="./build/animation/animation.js" ></script>
<script type="text/javascript" src="./build/dragdrop/dragdrop.js" ></script>
<script type="text/javascript" src="./examples/slider/js/color.js" ></script>
<script type="text/javascript" src="./examples/slider/js/key.js" ></script>
<script type="text/javascript" src="./build/slider/slider-debug.js" ></script></head>
<body>
<div id="pageTitle"><h3>Slider Widget</h3></div>
<div id="container">
<div id="containerTop">
<div id="header"><img id="ylogo" src="./examples/slider/img/logo.gif" /></div>
<div id="main">
<!-- Nav and logger start -->
<style type="text/css">
#logButtonHeader input { font-size: 80% }
/* logger default styles */
/* font size is controlled here: default 77% */
#yui-log {position:absolute;top:1em;right:1em;font-size:77%;text-align:left;}
/* width is controlled here: default 31em */
.yui-log {background-color:#AAA;border:1px solid black;font-family:monospace;z-index:9000;}
.yui-log p {margin:1px;padding:.1em;}
.yui-log button {font-family:monospace;}
.yui-log .yui-log-hd {padding:.5em;background-color:#575757;color:#FFF;}
/* height is controlled here: default 20em*/
.yui-log .yui-log-bd {width:100%;height:20em;background-color:#FFF;border:1px solid gray;overflow:auto;}
.yui-log .yui-log-ft {margin-top:.5em;margin-bottom:1em;}
.yui-log .yui-log-ft .yui-log-categoryfilters {}
.yui-log .yui-log-ft .yui-log-sourcefilters {width:100%;border-top:1px solid #575757;margin-top:.75em;padding-top:.75em;}
.yui-log .yui-log-btns {position:relative;float:right;bottom:.25em;}
.yui-log .yui-log-filtergrp {margin-right:.5em;}
.yui-log .info {background-color:#A7CC25;} /* A7CC25 green */
.yui-log .warn {background-color:#F58516;} /* F58516 orange */
.yui-log .error {background-color:#E32F0B;} /* E32F0B red */
.yui-log .time {background-color:#A6C9D7;} /* A6C9D7 blue */
.yui-log .window {background-color:#F2E886;} /* F2E886 tan */
</style>
<div id="rightbar">
<div id="rightBarPad">
<script type="text/javascript">
YAHOO.example.logApp = function() {
return {
init: function() {
if (YAHOO.widget.Logger) {
var reader = new YAHOO.widget.LogReader( "logDiv",
{ newestOnTop: true, height: "400px" } );
reader._onClickPauseBtn(null, reader);
}
}
};
} ();
YAHOO.util.Event.on(window, "load", YAHOO.example.logApp.init);
</script>
<div id="logDiv"></div>
</div>
</div>
<!-- Nav and logger end -->
<div id="content">
<div class="newsItem">
<h3>RGB Slider</h3>
<p>
The RGB slider implements three slider controls to generate a
RGB color. The background color of each slider is also
dynamically modified to reflect the colors that could be
generated by moving a single slider.
</p>
<strong>The logger is paused for performance reasons. Click "Resume" to re-enable it.</strong>
</div>
</div>
</div>
</div>
</div>
<div id="ddRGB" class="dragPanel">
<h4 id="pickerHandle"> </h4>
<div id="rBG" class="bg">
<div id="rthumb" class="thumb"><img src="./examples/slider/img/vline.png" /></div>
</div>
<div id="gBG" class="bg">
<div id="gthumb" class="thumb"><img src="./examples/slider/img/vline.png" /></div>
</div>
<div id="bBG" class="bg">
<div id="bthumb" class="thumb"><img src="./examples/slider/img/vline.png" /></div>
</div>
<div id="valdiv">
<form name="rgbform" onsubmit="return userUpdate()">
<table border="0">
<tr>
<td>
RGB
</td>
<td>
<input name="rval" id="rval" type="text" value="0" size="4" maxlength="4" />
<input name="gval" id="gval" type="text" value="0" size="4" maxlength="4" />
<input name="bval" id="bval" type="text" value="0" size="4" maxlength="4" />
</td>
<td>
<input type="button" value="Update" onclick="userUpdate()" />
</td>
</tr>
<tr>
<td>
Hex: #
</td>
<td>
<input name="hexval" id="hexval" type="text" value="" size="6" maxlength="6" />
</td>
<td>
<input type="button" value="Update" onclick="userUpdate(true)" />
</td>
</tr>
<tr>
<td>
<input type="button" value="Reset" onclick="userReset()" />
</td>
</tr>
</table>
</form>
</div>
<div id="swatch"> </div>
</div>
<script type="text/javascript">
var r, g, b;
var dd;
function init() {
rgbInit();
}
function rgbInit() {
r = YAHOO.widget.Slider.getHorizSlider("rBG", "rthumb", 0, 128);
r.onChange = function(newVal) { listenerUpdate("r", newVal*2); };
g = YAHOO.widget.Slider.getHorizSlider("gBG", "gthumb", 0, 128);
g.onChange = function(newVal) { listenerUpdate("g", newVal*2); };
b = YAHOO.widget.Slider.getHorizSlider("bBG", "bthumb", 0, 128);
b.onChange = function(newVal) { listenerUpdate("b", newVal*2); };
initColor();
dd = new YAHOO.util.DD("ddRGB");
dd.setHandleElId("pickerHandle");
}
window.onload = init;
function initColor() {
var ch = " ";
d = document.createElement("P");
d.className = "rb";
r.getEl().appendChild(d);
d = document.createElement("P");
d.className = "rb";
g.getEl().appendChild(d);
d = document.createElement("P");
d.className = "rb";
b.getEl().appendChild(d);
for (var i=0; i<34; i++) {
d = document.createElement("SPAN");
d.id = "rBG" + i
// d.innerHTML = ch;
r.getEl().appendChild(d);
d = document.createElement("SPAN");
d.id = "gBG" + i
// d.innerHTML = ch;
g.getEl().appendChild(d);
d = document.createElement("SPAN");
d.id = "bBG" + i
// d.innerHTML = ch;
b.getEl().appendChild(d);
}
d = document.createElement("P");
d.className = "lb";
r.getEl().appendChild(d);
d = document.createElement("P");
d.className = "lb";
g.getEl().appendChild(d);
d = document.createElement("P");
d.className = "lb";
b.getEl().appendChild(d);
userUpdate();
}
function updateSliderColors() {
var curr, curg, curb;
curr = Math.min(r.getValue() * 2, 255);
curg = Math.min(g.getValue() * 2, 255);
curb = Math.min(b.getValue() * 2, 255);
YAHOO.log("updateSliderColor " + curr + ", " + curg + ", " + curb);
var d;
for (var i=0; i<34; i++) {
d = document.getElementById("rBG" + i);
d.style.backgroundColor =
"rgb(" + (i*8) + "," + curg + "," + curb + ")";
d = document.getElementById("gBG" + i);
d.style.backgroundColor =
"rgb(" + curr + "," + (i*8) + "," + curb + ")";
d = document.getElementById("bBG" + i);
d.style.backgroundColor =
"rgb(" + curr + "," + curg + "," + (i*8) + ")";
}
document.getElementById("swatch").style.backgroundColor =
"rgb(" + curr + "," + curg + "," + curb + ")";
document.getElementById("hexval").value =
YAHOO.util.Color.rgb2hex(curr, curg, curb);
}
function listenerUpdate(whichSlider, newVal) {
if (newVal == 256) {
newVal = 255;
}
document.getElementById(whichSlider + "val").value = newVal;
updateSliderColors();
}
function userUpdate(isHex) {
var v;
var f = document.forms['rgbform'];
if (isHex) {
var hexval = f["hexval"].value;
// shorthand #369
if (hexval.length == 3) {
var newval = "";
for (var i=0;i<3;i++) {
var a = hexval.substr(i, 1);
newval += a + a;
}
hexval = newval;
}
YAHOO.log("hexval:" + hexval);
if (hexval.length != 6) {
alert("illegal hex code: " + hexval);
} else {
var rgb = YAHOO.util.Color.hex2rgb(hexval);
// alert(rgb.toString());
if (YAHOO.util.Color.isValidRGB(rgb)) {
f['rval'].value = rgb[0];
f['gval'].value = rgb[1];
f['bval'].value = rgb[2];
}
}
}
// red
v = parseFloat(f['rval'].value);
v = ( isNaN(v) ) ? 0 : Math.round(v);
YAHOO.log("setValue, r: " + v);
r.setValue(Math.round(v) / 2);
v = parseFloat(f['gval'].value);
v = ( isNaN(v) ) ? 0 : Math.round(v);
YAHOO.log("setValue, g: " + g);
g.setValue(Math.round(v) / 2);
v = parseFloat(f['bval'].value);
v = ( isNaN(v) ) ? 0 : Math.round(v);
YAHOO.log("setValue, b: " + b);
b.setValue(Math.round(v) / 2);
updateSliderColors();
return false;
}
function userReset() {
var v;
var f = document.forms['rgbform'];
r.setValue(0);
g.setValue(0);
b.setValue(0);
}
</script>
</body>
</html>
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nav_yui.zip 
