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<!doctype html>
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< head >
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< title > dat.gui< / title >
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< link rel = "icon" type = "image/png" href = "demo/assets/favicon.png" / >
< link href = "demo/demo.css" media = "screen" rel = "stylesheet" type = "text/css" / >
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< link href = "src/dat/gui.css" media = "screen" rel = "stylesheet" type = "text/css"
/>
< script type = "text/javascript" src = "src/dat/gui.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/slider.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/controller.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/boolean.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/function.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/number.js" > < / script >
< script type = "text/javascript" src = "src/dat/controllers/string.js" > < / script >
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< script type = "text/javascript" src = "demo/improvedNoise.js" > < / script >
< script type = "text/javascript" src = "demo/prettify.js" > < / script >
< script type = "text/javascript" src = "demo/demo.js" > < / script >
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< script type = "text/javascript" >
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//< ![CDATA[
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window.onload = function() {
prettyPrint();
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var fizzyText = new FizzyText("dat.gui");
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var gui = new DAT.GUI();
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// Text field
gui.add(fizzyText, "message");
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// Sliders with min + max
gui.add(fizzyText, "maxSize", 0.5, 7);
gui.add(fizzyText, "growthSpeed", 0.01, 1);
gui.add(fizzyText, "speed", 0.1, 2);
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// Sliders with min, max and increment.
gui.add(fizzyText, "noiseStrength", 10, 100, 5);
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// Boolean checkbox
gui.add(fizzyText, "displayOutline");
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// Fires a function called "explode"
gui.add(fizzyText, "explode").name("Explode!"); // Specify a custom name.
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// Javascript for documentation
getCollapsables();
handleListening();
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};
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function toggle(e) {
var collapsable = this.childNodes[3],
wrapper = collapsable.childNodes[1];
if (this.className === 'collapsed') {
this.className = 'expanded';
collapsable.style.height = wrapper.clientHeight + 'px';
} else {
this.className = 'collapsed';
collapsable.style.height = '0px';
}
}
function getCollapsables() {
if (document.getElementsByClassName == undefined) {
document.getElementsByClassName = function(className)
{
var hasClassName = new RegExp("(?:^|\\s)" + className + "(?:$|\\s)");
var allElements = document.getElementsByTagName("*");
var results = [];
var element;
for (var i = 0; (element = allElements[i]) != null; i++) {
var elementClass = element.className;
if (elementClass & & elementClass.indexOf(className) != -1 & & hasClassName.test(elementClass))
results.push(element);
}
return results;
};
}
collapsed = document.getElementsByClassName('collapsed');
expanded = document.getElementsByClassName('expanded');
}
function handleListening() {
for(var i = 0; i < collapsed.length ; i + + ) {
collapsed[i].addEventListener('click', toggle, false);
}
for(var j = 0; j < expanded.length ; j + + ) {
expanded[i].addEventListener('click', toggle, false);
}
}
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//]]>
< / script >
< / head >
< body >
< div id = "container" >
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<!-- DAT.GUIDAT logo -->
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< div id = "helvetica-demo" > < / div >
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<!-- It gives you this! -->
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< div id = "notifier" > < / div >
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< h1 > < a href = "http://twitter.com/guidat" > < img src = "demo/assets/profile.png" border = "0" alt = "dat.gui flag" / > < / a > < / h1 >
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< p > < strong > dat.gui< / strong > is a lightweight controller library for JavaScript. It allows you to easily manipulate variables and fire functions on the fly.< / p >
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< ul >
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< li > < a href = "https://github.com/jonobr1/dat.gui/raw/versions/gui.min.js" > < strong > Download the minified source< / strong > < / a > < small > [11kb]< / small > < / li >
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< li > < a href = "http://github.com/jonobr1/dat.gui" > Contribute on GitHub!< / a > < / li >
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< / ul >
< h2 > Basic Usage< / h2 >
< pre id = "demo-pre" class = "prettyprint" >
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< script type="text/javascript" src="gui.min.js"> < /script>
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< script type="text/javascript">
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window.onload = function() {
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var fizzyText = new < a href = "demo/demo.js" > FizzyText< / a > ("dat.gui");
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var gui = new DAT.GUI();
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// Text field
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gui.add(fizzyText, "message");
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// Sliders with min + max
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gui.add(fizzyText, "maxSize", 0.5, 7);
gui.add(fizzyText, "growthSpeed", 0.01, 1);
gui.add(fizzyText, "speed", 0.1, 2);
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// Sliders with min, max and increment.
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gui.add(fizzyText, "noiseStrength", 10, 100, 5);
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// Boolean checkbox
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gui.add(fizzyText, "displayOutline");
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// Fires a function called "explode"
gui.add(fizzyText, "explode").name("Explode!"); // Specify a custom name.
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};
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< /script>
< / pre >
< ul id = "desc" >
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< li > < strong > dat.gui< / strong > will infer the type of the property you're trying to add< br / >
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(based on its initial value) and create the corresponding control.< / li >
< li > The properties must be public, i.e. defined by < code > < strong > this< / strong > .prop = value< / code > .< / li >
< / ul >
<!--
< h2 class = "collapsed" > Fire a function when someone uses a control< / h2 >
< pre class = "prettyprint" > gui.add(obj, "propName").onChange(function(n) {
alert("You changed me to " + n);
});< / pre > -->
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< div class = "collapsed" >
< h2 class = "section" > Saving your parameters< / h2 >
< div class = "collapsable" >
< div >
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< p > The simplest way to save your parameters is via < code > DAT.GUI.saveURL()< / code > . This method directs your browser to a URL containing the current GUI settings.< / p >
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< pre class = "prettyprint last" >
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// Make a button for the url function
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gui.add(DAT.GUI, "saveURL");< / pre >
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< / div >
< / div >
< / div >
< div class = "collapsed" >
< h2 class = "section" > Advanced saving< / h2 >
< div class = "collapsable" >
< div >
< p > Let's say you'd like to share your settings with someone. Instead of sending a long link with lots of parameters stored in it, you can make your saved settings the defaults.< / p >
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< p > First, add the method < code > DAT.GUI.showSaveString()< / code > to a gui object:< / p >
< pre class = "prettyprint" > var gui = new DAT.GUI();
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// Add some stuff (and pretend I change their values);
gui.add(someObject, "someProperty");
gui.add(someObject, "someOtherProperty");
// Make a save button.
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gui.add(DAT.GUI, "showSaveString");< / pre >
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< p > Clicking the "showSaveString" button bring up an alert with a string. Copy and paste that string into the method < code > DAT.GUI.load()< / code > before you instantiate any gui objects.< / p >
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< pre class = "prettyprint" >
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// Replace COPIED STRING with the value you got from showSaveString()
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DAT.GUI.load("COPIED STRING");
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var gui = new DAT.GUI();
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// Now these properties will be set to the values you just saved.
gui.add(someObject, "someProperty");
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gui.add(someObject, "someOtherProperty");< / pre >
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< p class = "last" > < strong > Save strings won't work if you change the order in which you've added properties to your gui objects, or the order of the gui objects themselves.< / strong > . If you want to add more parameters to your gui and use an old save string, make sure they're added after the properties whose values you've saved.< / p >
< / div >
< / div >
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< / div >
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< div class = "collapsed" >
< h2 class = "section" > Choosing from a list of values< / h2 >
< div class = "collapsable" >
< div >
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< pre class = "prettyprint first last" > gui.add(obj, "propertyName").options(1, 2, 3, 5, 8);
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// Alternatively, you can specify custom labels using object syntax
gui.add(obj, "propertyName").options({'Small': 1, 'Medium': 2, 'Large': 3});
< / pre >
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< / div >
< / div >
< / div >
< div class = "collapsed" >
< h2 class = "section" > Listen for variable changes inside the GUI< / h2 >
< div class = "collapsable" >
< div >
< p > To fire a function whenever a user changes a variable via the GUI, use the following syntax:< / p >
< pre class = "prettyprint" > gui.add(obj, "propertyName").onChange(function(newValue) {
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alert("You changed me to " + newValue);
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});< / pre > < p > This can be slightly annoying for types like number or string. You may not want to fire a function while the user is sliding, or while they're typing. To fire a function when the user has < em > finished< / em > making changes, use the following:< / p >
< pre class = "prettyprint" > gui.add(obj, "propertyName").onFinishChange(function(newValue) {
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alert("You just finished changing me to " + newValue);
});< / pre >
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< p > Finally, if you'd like to do a little something extra when a function is called, use the following:< / p >
< pre class = "prettyprint last" > gui.add(obj, "functionName").onFire(function() {
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alert("You called a function with dat.gui");
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});< / pre >
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< / div >
< / div >
< / div >
< div class = "collapsed" >
< h2 class = "section" > Listen for variable changes outside of the GUI< / h2 >
< div class = "collapsable" >
< div >
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< p > Let's say you have a variable that changes by itself from time to time. If you'd like the DAT.GUI to reflect those changes, use the < code > listen()< / code > method.< / p >
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< pre class = "prettyprint last" > gui.add(obj, "changingProperty").listen();< / pre >
< / div >
< / div >
< / div >
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< div class = "collapsed" >
< h2 class = "section" > Advanced listening< / h2 >
< div class = "collapsable" >
< div >
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< p > By default, < strong > dat.gui< / strong > will create an internal interval that checks for changes in the values you've marked with < code > listen()< / code > . If you'd like to check for these changes in an interval of your own definition, use the following:< / p >
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< pre class = "prettyprint" >
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gui.autoListen = false; // disables internal interval
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gui.add(obj, "changingProperty").listen();
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// Make your own loop
setInterval(function() {
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gui.listen(); // updates values you've marked with listen()
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}, 1000 / 60);< / pre >
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< p > Alternatively, you can forego calling < code > listen()< / code > on individual controllers, and instead choose to monitor changes in < em > all< / em > values controlled by your gui.< / p >
< pre class = "prettyprint last" >
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gui.autoListen = false; // disables internal interval
gui.add(obj, "add");
gui.add(obj, "lotsa");
gui.add(obj, "properties");
// Make your own loop
setInterval(function() {
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gui.listenAll(); // updates ALL values managed by this gui
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}, 1000 / 60);< / pre >
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< / div >
< / div >
< / div >
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< div class = "collapsed" >
< h2 class = "section" > Multiple panels and custom placement< / h2 >
< div class = "collapsable" >
< div >
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< p > You can instantiate multiple < code > DAT.GUI< / code > objects and name them however you'd like.< / p >
< pre class = "prettyprint" > var gui1 = new DAT.GUI();
var gui2 = new DAT.GUI();
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// The name function overwrites the "Show Controls" text.
gui1.name("Utilities");
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gui2.name("Camera Placement");< / pre >
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< p > By default, < strong > dat.gui< / strong > panels will be automatically added to the HTML document and fixed to the top of the screen. You can disable this behavior / styling and append the gui DOM element to a container of your choosing.< / p >
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< pre class = "prettyprint last" >
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// Notice this belongs to the DAT.GUI class (uppercase)
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// and not an instance thereof.
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DAT.GUI.autoPlace = false;
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var gui = new DAT.GUI();
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// Do some custom styles ...
gui.domElement.style.position = "absolute";
gui.domElement.style.top = "20px";
gui.domElement.style.left = "20px";
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document.getElementById("my-gui-container").appendChild( gui.domElement );< / pre >
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< / div >
< / div >
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< / div >
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< div class = "collapsed" >
< h2 class = "section" > Pro tips.< / h2 >
< div class = "collapsable" >
< div >
< ol id = "secrets" >
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< li > < strong > dat.gui< / strong > panels are resizeable. Drag the show/hide button.< / li >
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< li > Press 'H' to show/hide GUI' s.< / li >
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< / ol >
< / div >
< / div >
< / div >
< div class = "trans" > < / div >
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< footer class = "trans" > Initiated by < a href = "http://georgemichaelbrower.com/" > George Michael Brower< / a > and < a href = "http://jonobr1.com/" > Jono Brandel< / a > of the Data Arts Team, Google Creative Lab.
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< / footer >
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< / body >
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< / html >
