dat.gui/gui-tobeminified.js

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JavaScript
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2011-01-27 02:45:34 +00:00
// This version of gui.js appends the style definitions via javascript.
var GUI = new function() {
var _this = this;
var controllers = [];
var style = '#guidat{color:#fff;position:fixed;width:280px;z-index:200;opacity:.97;top:0;left:100%;margin-left:-300px;background-color:#fff;-moz-transition:margin-top .2s ease-out;-webkit-transition:margin-top .2s ease-out;transition:margin-top .2s ease-out;-webkit-box-shadow:0 0 10px rgba(0,0,0,0.3);-moz-box-shadow:0 0 10px rgba(0,0,0,0.3);box-shadow:0 0 10px rgba(0,0,0,0.3)}#guidat,#guidat input{font:9.5px Lucida Grande,sans-serif}#guidat-controllers{height:300px;overflow-y:auto;overflow-x:hidden;background-color:rgba(0,0,0,0.1)}#guidat-toggle{text-decoration:none;cursor:pointer;color:#fff;background-color:#222;text-align:center;display:block;padding:5px}#guidat-toggle:hover{background-color:#000}.guidat-controller{padding:3px;height:25px;clear:left;border-bottom:1px solid #222;background-color:#111}.guidat-controller,.guidat-controller input,.guidat-slider-bg,.guidat-slider-fg{-moz-transition:background-color .15s linear;-webkit-transition:background-color .15s linear;transition:background-color .15s linear}.guidat-controller.boolean:hover,.guidat-controller.function:hover{background-color:#000}.guidat-controller input{float:right;outline:none;border:0;padding:4px;margin-top:2px;background-color:#222}.guidat-controller input:hover{background-color:#444}.guidat-controller input:focus{background-color:#555}.guidat-controller.number{border-left:5px solid #00aeff}.guidat-controller.string{border-left:5px solid #1ed36f}.guidat-controller.string input{border:0;color:#1ed36f;margin-right:2px;width:148px}.guidat-controller.boolean{border-left:5px solid #54396e}.guidat-controller.function{border-left:5px solid #e61d5f}.guidat-controller.number input[type=text]{width:35px;margin-left:5px;margin-right:2px;color:#00aeff}#guidat .guidat-controller.boolean input{margin-top:6px;margin-right:2px;font-size:20px}.guidat-controller:last-child{border-bottom:none;-webkit-box-shadow:0 1px 3px rgba(0,0,0,0.5);-moz-box-shadow:0 1px 3px rgba(0,0,0,0.5);box-shadow:0 1px 3px rgba(0,0,0,0.5)}.guidat-propertyname{padding:5px;padding-top:7px;cursor:default;display:inline-block}.guidat-slider-bg:hover,.guidat-slider-bg.active{background-color:#444}.guidat-slider-bg:hover .guidat-slider-fg,.guidat-slider-bg.active .guidat-slider-fg{background-color:#52c8ff}.guidat-slider-bg{background-color:#222;cursor:ew-resize;width:40%;margin-top:2px;float:right;height:21px}.guidat-slider-fg{background-color:#00aeff;height:20px}'
this.add = function() {
// We need to call GUI.start() before .add()
if (!started) {
error("Make sure to call GUI.start() in the window.onload function");
return;
}
var object = arguments[0];
var propertyName = arguments[1];
// Have we already added this?
if (alreadyControlled(object, propertyName)) {
error("Controller for \"" + propertyName+"\" already added.");
return;
}
var value = object[propertyName];
// Does this value exist? Is it accessible?
if (value == undefined) {
error(object + " either has no property \""+propertyName+"\", or the property is inaccessible.");
return;
}
var type = typeof value;
var handler = addHandlers[type];
// Do we know how to deal with this data type?
if (handler == undefined) {
error("Cannot create controller for data type \""+type+"\"");
return;
}
var controllerObject = handler.apply(this, arguments);
// Were we able to make the controller?
if (!controllerObject) {
error("Error creating controller for \""+propertyName+"\".");
return;
}
// Success.
controllerContainer.appendChild(controllerObject.domElement);
controllers.push(controllerObject);
return controllerObject;
}
var addHandlers = {
"number": function() {
return construct(NumberController, arguments);
},
"string": function() {
return construct(StringController, arguments);
},
"boolean": function() {
return construct(BooleanController, arguments);
},
"function": function() {
return construct(FunctionController, arguments);
},
};
var alreadyControlled = function(object, propertyName) {
for (var i in controllers) {
if (controllers[i].object == object &&
controllers[i].propertyName == propertyName) {
return true;
}
}
return false;
};
var error = function(str) {
if (typeof console.log == 'function') {
console.error("[GUI ERROR] " + str);
}
};
var construct = function(constructor, args) {
function F() {
return constructor.apply(this, args);
}
F.prototype = constructor.prototype;
return new F();
};
// GUI ... GUI
this.domElement = null;
var controllerContainer;
var started = false;
var open = false;
// TODO: obtain this dynamically?
var domElementMarginTop = 300;
this.start = function() {
var styleSheet = document.createElement('style');
styleSheet.setAttribute('type', 'text/css');
styleSheet.innerHTML = style;
document.getElementsByTagName('head')[0].appendChild(styleSheet);
this.domElement = document.createElement('div');
this.domElement.setAttribute('id', 'guidat');
controllerContainer = document.createElement('div');
controllerContainer.setAttribute('id', 'guidat-controllers');
toggleButton = document.createElement('a');
toggleButton.setAttribute('id', 'guidat-toggle');
toggleButton.setAttribute('href', '#');
toggleButton.innerHTML = "Show Controls";
toggleButton.addEventListener('click', function(e) {
_this.toggle();
e.preventDefault();
}, false);
this.domElement.appendChild(controllerContainer);
this.domElement.appendChild(toggleButton);
this.domElement.style.marginTop = -domElementMarginTop+"px";
document.body.appendChild(this.domElement);
started = true;
};
this.toggle = function() {
if (open) {
this.hide();
} else {
this.show();
}
};
this.show = function() {
this.domElement.style.marginTop = 0+"px";
toggleButton.innerHTML = "Hide Controls";
open = true;
}
this.hide = function() {
this.domElement.style.marginTop = -domElementMarginTop+"px";
toggleButton.innerHTML = "Show Controls";
open = false;
}
};
// TODO: Leaving the window while dragging the slider and then removing the mouse
// still leaves slider in focus.
// TODO: Problem with multiple sliders.
var Slider = function(numberController, min, max, step, initValue) {
var min = min;
var max = max;
var step = step;
var clicked = false;
var _this = this;
var x, px;
this.domElement = document.createElement('div');
this.fg = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-slider-bg');
this.fg.setAttribute('class', 'guidat-slider-fg');
this.domElement.appendChild(this.fg);
var map = function(v, i1, i2, o1, o2) {
var v = o1 + (o2 - o1) * ((v - i1) / (i2 - i1));
if (v < o1) v = o1;
else if (v > o2) v = o2;
return v;
}
var findPos = function(obj) {
var curleft = curtop = 0;
if (obj.offsetParent) {
do {
curleft += obj.offsetLeft;
curtop += obj.offsetTop;
} while (obj = obj.offsetParent);
return [curleft,curtop];
}
}
this.__defineSetter__('value', function(e) {
var pct = map(e, min, max, 0, 100);
this.fg.style.width = pct+"%";
});
var onDrag = function(e) {
if (!clicked) return;
var pos = findPos(_this.domElement);
var val = map(e.pageX, pos[0], pos[0] + _this.domElement.offsetWidth, min, max);
val = Math.round(val/step)*step;
numberController.updateValue(val);
}
this.domElement.addEventListener('mousedown', function(e) {
clicked = true;
x = px = e.pageX;
_this.domElement.setAttribute('class', 'guidat-slider-bg active');
_this.fg.setAttribute('class', 'guidat-slider-fg active');
onDrag(e);
}, false);
document.addEventListener('mouseup', function(e) {
_this.domElement.setAttribute('class', 'guidat-slider-bg');
_this.fg.setAttribute('class', 'guidat-slider-fg');
clicked = false;
}, false);
document.addEventListener('mousemove', onDrag, false);
this.value = initValue;
}
var Controller = function() {
var onChange = null;
this.setName = function(n) {
this.propertyNameElement.innerHTML = n;
}
this.setValue = function(n) {
this.object[this.propertyName] = n;
if (onChange != null) {
onChange.call(this, n);
}
}
this.getValue = function() {
return this.object[this.propertyName];
}
this.onChange = function(fnc) {
onChange = fnc;
}
this.makeUnselectable = function(elem) {
elem.onselectstart = function() { return false; };
elem.style.MozUserSelect = "none";
elem.style.KhtmlUserSelect = "none";
elem.unselectable = "on";
}
this.makeSelectable = function(elem) {
elem.onselectstart = function() { };
elem.style.MozUserSelect = "auto";
elem.style.KhtmlUserSelect = "auto";
elem.unselectable = "off";
}
this.domElement = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-controller ' + this.type);
this.object = arguments[0];
this.propertyName = arguments[1];
this.propertyNameElement = document.createElement('span');
this.propertyNameElement.setAttribute('class', 'guidat-propertyname');
this.setName(this.propertyName);
this.domElement.appendChild(this.propertyNameElement);
this.makeUnselectable(this.domElement);
};
var BooleanController = function() {
this.type = "boolean";
Controller.apply(this, arguments);
var _this = this;
var input = document.createElement('input');
input.setAttribute('type', 'checkbox');
this.domElement.addEventListener('click', function(e) {
input.checked = !input.checked;
e.preventDefault();
_this.setValue(input.checked);
}, false);
input.addEventListener('mouseup', function(e) {
input.checked = !input.checked; // counteracts default.
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
this.domElement.appendChild(input);
};
BooleanController.prototype = new Controller();
BooleanController.prototype.constructor = BooleanController;
var FunctionController = function() {
this.type = "function";
var _this = this;
Controller.apply(this, arguments);
this.domElement.addEventListener('click', function() {
_this.object[_this.propertyName].call(_this.object);
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
};
FunctionController.prototype = new Controller();
FunctionController.prototype.constructor = FunctionController;
// TODO: Provide alternate controllers for non-html5 browsers?
var NumberController = function() {
this.type = "number";
Controller.apply(this, arguments);
var _this = this;
// If we simply click and release a number field, we want to highlight it.
// This variable keeps track of whether or not we've dragged
var draggedNumberField = false;
var clickedNumberField = false;
var y = py = 0;
var min = arguments[2];
var max = arguments[3];
var step = arguments[4];
if (!step) {
if (min && max) {
step = (max-min)*0.01;
} else {
step = 1;
}
}
var numberField = document.createElement('input');
numberField.setAttribute('id', this.propertyName);
// Little up and down arrows are pissing me off.
numberField.setAttribute('type', 'text');
numberField.setAttribute('value', this.getValue());
if (step) numberField.setAttribute('step', step);
this.domElement.appendChild(numberField);
var slider;
if (min != undefined && max != undefined) {
slider = new Slider(this, min, max, step, this.getValue());
this.domElement.appendChild(slider.domElement);
}
numberField.addEventListener('blur', function(e) {
var val = parseFloat(this.value);
if (!isNaN(val)) {
_this.updateValue(val);
} else {
this.value = _this.getValue();
}
}, false);
numberField.addEventListener('mousewheel', function(e) {
e.preventDefault();
this.updateValue(_this.getValue() + Math.abs(e.wheelDeltaY)/e.wheelDeltaY*step);
return false;
}, false);
numberField.addEventListener('mousedown', function(e) {
py = y = e.pageY;
clickedNumberField = true;
document.addEventListener('mousemove', dragNumberField, false);
}, false);
document.addEventListener('mouseup', function(e) {
document.removeEventListener('mousemove', dragNumberField, false);
_this.makeSelectable(GUI.domElement);
_this.makeSelectable(numberField);
if (clickedNumberField && !draggedNumberField) {
numberField.focus();
numberField.select();
}
draggedNumberField = false;
clickedNumberField = false;
}, false);
// Kinda nast
if (navigator.appVersion.indexOf('chrome') != -1) {
document.addEventListener('mouseout', function(e) {
document.removeEventListener('mousemove', dragNumberField, false);
}, false);
}
var dragNumberField = function(e) {
draggedNumberField = true;
e.preventDefault();
// We don't want to be highlighting this field as we scroll.
// Or any other fields in this gui for that matter ...
// TODO: Make makeUselectable go through each element and child element.
_this.makeUnselectable(GUI.domElement);
_this.makeUnselectable(numberField);
py = y;
y = e.pageY;
var dy = py - y;
var newVal = _this.getValue() + dy*step;
_this.updateValue(newVal);
return false;
}
this.updateValue = function(val) {
val = parseFloat(val);
if (min != undefined && val <= min) {
val = min;
} else if (max != undefined && val >= max) {
val = max;
}
_this.setValue(val);
numberField.value = _this.getValue();
if (slider) slider.value = _this.getValue();
}
};
NumberController.prototype = new Controller();
NumberController.prototype.constructor = NumberController;
var StringController = function() {
this.type = "string";
var _this = this;
Controller.apply(this, arguments);
var input = document.createElement('input');
var initialValue = this.getValue();
input.setAttribute('value', initialValue);
input.setAttribute('spellcheck', 'false');
this.domElement.addEventListener('mouseup', function() {
input.focus();
input.select();
}, false);
input.addEventListener('keyup', function() {
_this.setValue(input.value);
}, false);
this.domElement.appendChild(input);
};
StringController.prototype = new Controller();
StringController.prototype.constructor = StringController;