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radial-progress-bar.js
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radial-progress-bar.js
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(function($){
function radialProgress($obj, options) {
var defaults = {
"inline": true,
"font-size": 40,
"font-family": "Helvetica, Arial, sans-serif",
"text-color": null,
"lines": 1,
"line": 0,
"symbol": "",
"margin": 0,
"color": "rgb(55,123,181)",
"background": "rgba(0,0,0,0.1)",
"size": $obj.outerWidth(),
"fill": "5px",
"range": [0, 100]
};
this.options = $.extend(defaults, options);
this.first_rot_base = -135;
this.second_rot_base = -315;
this.options['size'] = parseInt(this.options['size'], 10);
this.options['fill'] = parseInt(this.options['fill'], 10);
this.options['font-size'] = parseInt(this.options['font-size'], 10);
this.options['margin'] = Math.max(0, parseInt(this.options['margin'], 10));
this.options['text-color'] = this.options['text-color'] || this.options['color'];
$obj.css({
"position": "relative",
"width": this.options['size'],
"height": this.options['size'],
"display": this.options['inline'] ? "inline-block" : "block"
});
this.$radialBackground = $("<div>").appendTo($obj).css({
"box-sizing": "border-box",
"-moz-box-sizing": "border-box",
"-webkit-box-sizing": "border-box",
"position": "absolute",
"top": this.options['margin'],
"left": this.options['margin'],
"width": this.options['size'] - this.options['margin'] * 2,
"height": this.options['size'] - this.options['margin'] * 2,
"border": this.options['fill'] + "px solid " + this.options['background'],
"border-radius": Math.ceil(this.options['size'] / 2) + "px",
});
this.$radialFirstHalfMask = $("<div>").appendTo($obj).css({
"position": "absolute",
"top": this.options['margin'],
"right": this.options['margin'],
"width": Math.round(this.options['size'] / 2) - this.options['margin'],
"height": this.options['size'] - this.options['margin'] * 2,
"overflow": "hidden"
});
this.$radialSecondHalfMask = $("<div>").appendTo($obj).css({
"position": "absolute",
"top": this.options['margin'],
"left": this.options['margin'],
"width": Math.round(this.options['size'] / 2) - this.options['margin'],
"height": this.options['size'] - this.options['margin'] * 2,
"overflow": "hidden"
});
this.$radialFirstHalf = $("<div>").appendTo(this.$radialFirstHalfMask).css({
"box-sizing": "border-box",
"-moz-box-sizing": "border-box",
"-webkit-box-sizing": "border-box",
"position": "absolute",
"top": "0px",
"border-width": this.options['fill'],
"border-style": "solid",
"border-color": this.options['color'] + " " + this.options['color'] + " transparent transparent",
"width": "200%",
"height": "100%",
"border-radius": "50%",
"left": "-100%",
"transform": "rotate(" + this.first_rot_base + "deg)"
});
this.$radialSecondHalf = $("<div>").appendTo(this.$radialSecondHalfMask).css({
"box-sizing": "border-box",
"-moz-box-sizing": "border-box",
"-webkit-box-sizing": "border-box",
"position": "absolute",
"top": "0px",
"border-width": this.options['fill'],
"border-style": "solid",
"border-color": this.options['color'] + " " + this.options['color'] + " transparent transparent",
"width": "200%",
"height": "100%",
"border-radius": "50%",
"left": "0px",
"transform": "rotate(" + this.second_rot_base + "deg)"
});
if (this.options['text-color']) {
this.$radialLabel = $("<div>").appendTo($obj).css({
"position": "absolute",
"font-size": this.options['font-size'] + "px",
"font-family": this.options['font-family'],
"color": this.options['text-color'],
"left": "50%",
"top": "50%",
"transform": "translate(-50%, -50%)"
});
}
this.perc = 0;
this.queue = [];
}
radialProgress.prototype.toPerc = function(options) {
var self = this,
offset = options['offset'] || 0,
interval_delay = 10,
time = options['time'] || 1000,
targetPerc = Math.max(0, Math.min(100, (options['perc'] - self.options['range'][0]) / (self.options['range'][1] - self.options['range'][0]) * 100)),
diffPerc = targetPerc - this.perc,
direction = diffPerc / Math.abs(diffPerc),
step = diffPerc / (time / interval_delay);
if (!this.animation) {
this.animation = setInterval(function() {
if ((direction > 0 && self.perc >= targetPerc) || (direction < 0 && self.perc <= targetPerc)) {
window.clearInterval(self.animation);
self.animation = null;
var next = self.queue.shift();
if (next) self.toPerc(next);
return;
}
self.perc += step;
var first_rot = self.first_rot_base;
var second_rot = self.second_rot_base;
if (self.perc < 50) {
first_rot = self.first_rot_base + (self.perc / 50) * 180;
second_rot = self.second_rot_base;
} else {
first_rot = self.first_rot_base + 1 * 180;
second_rot = self.second_rot_base + ((self.perc - 50) / 50) * 180;
}
self.$radialFirstHalf.css({
"transform": "rotate(" + first_rot + "deg)"
});
self.$radialSecondHalf.css({
"transform": "rotate(" + second_rot + "deg)"
});
if (self.$radialLabel) {
var value = targetPerc ? self.perc/targetPerc * (targetPerc - offset) : 0;
value = self.options['range'][0] + value / 100 * (self.options['range'][1] - self.options['range'][0]);
var text = Math.round(value) + self.options['symbol'];
for (var ti = 0; ti < self.options['line']; ti++) text = " <br>" + text;
for (var ti = self.options['lines'] - (self.options['line'] + 1); ti > 0; ti--) text = text + "<br> ";
self.$radialLabel.html(text);
}
}, interval_delay);
} else {
this.queue.push(options);
}
};
$.fn.radialProgress = function(func, options) {
if (func === "init") {
$(this).data("__radialProgress", new radialProgress($(this), options));
} else if ($(this).data("__radialProgress")) {
if (func === "to") $(this).data("__radialProgress").toPerc(options)
}
return this;
};
$.fn.radialPieChart = function(func, options) {
if (func === "init") {
var sum = options['data'].reduce(function(a, item) {
return a + item.perc;
}, 0);
for (var i = 0; i < options['data'].length; i++) {
$(this).data("__pieChartSegment" + i, new radialProgress($(this), $.extend(options, options['data'][i], {'lines': options['data'].length, 'line': i })));
$(this).data("__pieChartSegment" + i).toPerc({'perc': sum, 'offset': sum - options['data'][i].perc});
sum -= options['data'][i].perc;
}
}
return this;
};
$.fn.radialMultiProgress = function(func, options) {
if (func === "init") {
var space = options['space'] || 2,
segmentFill = Math.floor(options['fill'] / options['data'].length) - space,
margin = 0;
for (var i = 0; i < options['data'].length; i++) {
$(this).data("__multiProgress" + i, new radialProgress($(this), $.extend(options, options['data'][i], {'fill': segmentFill, 'margin': margin, 'lines': options['data'].length, 'line': i })));
margin += segmentFill + space;
}
}
else if (options['index'] !== undefined) {
if ($(this).data("__multiProgress" + options['index'])) {
if (func === "to") $(this).data("__multiProgress" + options['index']).toPerc(options);
}
}
else if (options['list'] !== undefined) {
for (var i = 0; i < options['list'].length; i++) {
if (func === "to") $(this).data("__multiProgress" + options['list'][i]['index']).toPerc(options['list'][i]);
}
}
return this;
};
})(jQuery);