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Timer.js
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var Timer = function () {
// ================================================================
// == PRIVATE =====================================================
// ================================================================
var running = false;
var start = null;
var t = 0; // time elapsed in ms (cumulative, i.e. counting all starts and stops)
// ----------------------------------------------------------------
function construct() {}
// ================================================================
// == PUBLIC ======================================================
// ================================================================
var pub = {
// ----------------------------------------------------------------
reset: function () {
t = 0;
},
// ----------------------------------------------------------------
start: function () {
running = true;
start = new Date();
},
// ----------------------------------------------------------------
stop: function () {
t += (new Date()).getTime() - start.getTime();
start = null;
running = false;
},
// ----------------------------------------------------------------
getMs: function () {
return (!running ? t : t + (new Date()).getTime() - startDate.getTime());
}
};
// ================================================================
// == CONSTRUCT ===================================================
// ================================================================
construct();
return pub;
};