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102 lines
2.2 KiB
102 lines
2.2 KiB
function bool(x) {
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return (x === 1 || x === '1' || x === true || x === 'true');
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}
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function numfmt(x, places) {
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var pow = Math.pow(10, places);
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return Math.round(x*pow) / pow;
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}
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function estimateLoadTime(fs, n) {
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return (1000/fs)*n+1500;
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}
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function msNow() {
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return +(new Date);
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}
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function msElapsed(start) {
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return msNow() - start;
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}
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Math.log10 = Math.log10 || function(x) {
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return Math.log(x) / Math.LN10;
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};
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/**
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* Perform a substitution in the given string.
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*
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* Arguments - array or list of replacements.
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* Arguments numeric keys will replace {0}, {1} etc.
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* Named keys also work, ie. {foo: "bar"} -> replaces {foo} with bar.
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*
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* Braces are added to keys if missing.
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*
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* @returns {String} result
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*/
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String.prototype.format = function () {
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var out = this;
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var repl = arguments;
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if (arguments.length == 1 && (_.isArray(arguments[0]) || _.isObject(arguments[0]))) {
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repl = arguments[0];
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}
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for (var ph in repl) {
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if (repl.hasOwnProperty(ph)) {
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var ph_orig = ph;
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if (!ph.match(/^\{.*\}$/)) {
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ph = '{' + ph + '}';
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}
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// replace all occurrences
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var pattern = new RegExp(_.escapeRegExp(ph), "g");
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out = out.replace(pattern, repl[ph_orig]);
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}
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}
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return out;
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};
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function copyToClipboard(string) {
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if (!document.execCommand) return false;
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// create hidden text element, if it doesn't already exist
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var targetId = "_hiddenCopyText_";
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// must use a temporary form element for the selection and copy
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target = document.getElementById(targetId);
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if (!target) {
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var target = document.createElement("textarea");
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target.style.position = "absolute";
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target.style.left = "-9999px";
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target.style.top = "0";
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target.id = targetId;
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document.body.appendChild(target);
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}
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target.textContent = string;
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// select the content
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var currentFocus = document.activeElement;
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target.focus();
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target.setSelectionRange(0, target.value.length);
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// copy the selection
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var succeed;
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try {
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succeed = document.execCommand("copy");
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} catch(e) {
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succeed = false;
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}
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// restore original focus
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if (currentFocus && typeof currentFocus.focus === "function") {
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currentFocus.focus();
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}
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// clear temporary content
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target.textContent = "";
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return succeed;
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}
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