victornpb

/**
 * A "deeper" indented text effect with the :before and :after pseudo-elements.
 */
 
html, body {
    height: 100%;
}

body {
    margin: 0;

victornpb

/**
* FPS Meter
* @author Victor N - www.vitim.us
*
* @param {function} callback Function that will display the fps rate
* @param {number} refreshRate Defines the frequency the fps will be updated in ms
* @returns {function}
*/
function fpsMeter(callback, refreshRate){
    

victornpb

/** Hide the address bar - vitim.us */
function hideAddressBar(){
  setTimeout(function(){
      if(scrollY) return;
      scrollTo(scrollX, 1);
      setTimeout(function()
          if(scrollY==1)
              scrollTo(scrollX, 0);
       }, 1);
  }, 1);

victornpb

/** Function that count occurrences of a substring in a string;
 * @param {String} string               The string
 * @param {String} subString            The sub string to search for
 * @param {Boolean} [allowOverlapping]  Optional. (Default:false)
 *
 * @author Vitim.us https://gist.github.com/victornpb/7736865/edit
 * @see Unit Test https://jsfiddle.net/Victornpb/5axuh96u/
 * @see http://stackoverflow.com/questions/4009756/how-to-count-string-occurrence-in-string/7924240#7924240
 */
function occurrences(string, subString, allowOverlapping) {

victornpb

/** format string
* format("Hello {0}! {1}-{2}.", "World", "foo", "bar") --> "Hello World! foo-bar."
*/
function format(string, etc) {
	var args = arguments;
	return string.replace(/{(\d+)}/g, function(match, number) {
		return typeof args[+number+1]!="undefined" ? args[+number+1] : match;
	});
}

victornpb

//create element
function tag(tag, attributes, childs){
    
    function isArray(o) {
        return Object.prototype.toString.call(o) === "[object Array]";
    }
    function isElement(o) {
        return !!(o && o.nodeType == 1);
    }
    function isTextNode(o) {

victornpb

/**
 * Add a event to a element;
 * @param {Object} element	Element or ID;
 * @param {String} trigger	Trigger to fire action eg:load,click,mouseover,etc;
 * @param {Function} action	A pointer to a function to be called on trigger;
 */
function addEvent(element, trigger, action){
	if(typeof element==="string"){element=document.getElementById(element);}
	if(element.addEventListener){
		element.addEventListener(trigger,action,false);

victornpb

/** Constructor that create a Loop object to run blocking loops, but allow
 * it to be interrupted when requested to give a change to make DOM updates
 * @author Victor B - www.vitim.us
*/
function AsyncLoop(){
	this.loop; //called on every loop
	this.onUpdate; //called when the loop is interrupted
	this.onComplete; //called when the loop is finished
    
    this.requestInterruptToUpdateDOM = false;

victornpb

/**
 * FPS Meter - Returns a function that is used to compute the framerate without the overhead of updating the DOM every frame.
 * @author Victor B - www.vitim.us
 * @param {element} elm DOM Element to write the framerate
 * @param {number} refresh Updates per second of the DOM
 * @param {function} callback Function called on every DOM update
 * @return {function} Returns a function that will be called inside the loop
 */
function fpsMeter(elm, refresh, callback){
    //var elm;             //element

victornpb

/** Stopwatch constructor to measure the elapsed time
 * @author Victor B - www.vitim.us
 */
function Stopwatch(){
    this.running = false;
    
    this.startTimestamp;
    this.endTimestamp;
}
Stopwatch.prototype.start = function(){