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/**
* Utilities
*/
createClass = function (/* [baseclass, [mixin, ...]], definition */) {
var Class, args;
Class = function () {
this.init.apply(this, arguments);
};
if (arguments.length > 1) {
if (arguments[0]) {
Class.prototype = $.extend(new arguments[0](), arguments[arguments.length - 1]);
Class._super = arguments[0].prototype;
} else {
Class.prototype = arguments[arguments.length - 1];
}
if (arguments.length > 2) {
args = Array.prototype.slice.call(arguments, 1, -1);
args.unshift(Class.prototype);
$.extend.apply($, args);
}
} else {
Class.prototype = arguments[0];
}
Class.prototype.cls = Class;
return Class;
};
/**
* Wraps a format string for tooltips
* {{x}}
* {{x.2}
* {{x:months}}
*/
$.SPFormatClass = SPFormat = createClass({
fre: /\{\{([\w.]+?)(:(.+?))?\}\}/g,
precre: /(\w+)\.(\d+)/,
init: function (format, fclass) {
this.format = format;
this.fclass = fclass;
},
render: function (fieldset, lookups, options) {
var self = this,
fields = fieldset,
match, token, lookupkey, fieldvalue, prec;
return this.format.replace(this.fre, function () {
var lookup;
token = arguments[1];
lookupkey = arguments[3];
match = self.precre.exec(token);
if (match) {
prec = match[2];
token = match[1];
} else {
prec = false;
}
fieldvalue = fields[token];
if (fieldvalue === undefined) {
return '';
}
if (lookupkey && lookups && lookups[lookupkey]) {
lookup = lookups[lookupkey];
if (lookup.get) { // RangeMap
return lookups[lookupkey].get(fieldvalue) || fieldvalue;
} else {
return lookups[lookupkey][fieldvalue] || fieldvalue;
}
}
if (isNumber(fieldvalue)) {
if (options.get('numberFormatter')) {
fieldvalue = options.get('numberFormatter')(fieldvalue);
} else {
fieldvalue = formatNumber(fieldvalue, prec,
options.get('numberDigitGroupCount'),
options.get('numberDigitGroupSep'),
options.get('numberDecimalMark'));
}
}
return fieldvalue;
});
}
});
// convience method to avoid needing the new operator
$.spformat = function(format, fclass) {
return new SPFormat(format, fclass);
};
clipval = function (val, min, max) {
if (val < min) {
return min;
}
if (val > max) {
return max;
}
return val;
};
quartile = function (values, q) {
var vl;
if (q === 2) {
vl = Math.floor(values.length / 2);
return values.length % 2 ? values[vl] : (values[vl-1] + values[vl]) / 2;
} else {
if (values.length % 2 ) { // odd
vl = (values.length * q + q) / 4;
return vl % 1 ? (values[Math.floor(vl)] + values[Math.floor(vl) - 1]) / 2 : values[vl-1];
} else { //even
vl = (values.length * q + 2) / 4;
return vl % 1 ? (values[Math.floor(vl)] + values[Math.floor(vl) - 1]) / 2 : values[vl-1];
}
}
};
normalizeValue = function (val) {
var nf;
switch (val) {
case 'undefined':
val = undefined;
break;
case 'null':
val = null;
break;
case 'true':
val = true;
break;
case 'false':
val = false;
break;
default:
nf = parseFloat(val);
if (val == nf) {
val = nf;
}
}
return val;
};
normalizeValues = function (vals) {
var i, result = [];
for (i = vals.length; i--;) {
result[i] = normalizeValue(vals[i]);
}
return result;
};
remove = function (vals, filter) {
var i, vl, result = [];
for (i = 0, vl = vals.length; i < vl; i++) {
if (vals[i] !== filter) {
result.push(vals[i]);
}
}
return result;
};
isNumber = function (num) {
return !isNaN(parseFloat(num)) && isFinite(num);
};
formatNumber = function (num, prec, groupsize, groupsep, decsep) {
var p, i;
num = (prec === false ? parseFloat(num).toString() : num.toFixed(prec)).split('');
p = (p = $.inArray('.', num)) < 0 ? num.length : p;
if (p < num.length) {
num[p] = decsep;
}
for (i = p - groupsize; i > 0; i -= groupsize) {
num.splice(i, 0, groupsep);
}
return num.join('');
};
// determine if all values of an array match a value
// returns true if the array is empty
all = function (val, arr, ignoreNull) {
var i;
for (i = arr.length; i--; ) {
if (ignoreNull && arr[i] === null) continue;
if (arr[i] !== val) {
return false;
}
}
return true;
};
// sums the numeric values in an array, ignoring other values
sum = function (vals) {
var total = 0, i;
for (i = vals.length; i--;) {
total += typeof vals[i] === 'number' ? vals[i] : 0;
}
return total;
};
ensureArray = function (val) {
return $.isArray(val) ? val : [val];
};
// http://paulirish.com/2008/bookmarklet-inject-new-css-rules/
addCSS = function(css) {
var tag, iefail;
if (document.createStyleSheet) {
try {
document.createStyleSheet().cssText = css;
return;
} catch (e) {
// IE <= 9 maxes out at 31 stylesheets; inject into page instead.
iefail = true;
}
}
tag = document.createElement('style');
tag.type = 'text/css';
document.getElementsByTagName('head')[0].appendChild(tag);
if (iefail) {
document.styleSheets[document.styleSheets.length - 1].cssText = css;
} else {
tag[(typeof document.body.style.WebkitAppearance == 'string') /* webkit only */ ? 'innerText' : 'innerHTML'] = css;
}
};
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