138 lines
4.2 KiB
JavaScript
138 lines
4.2 KiB
JavaScript
'use strict';
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Ox.Chart = function(options, self) {
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self = self || {};
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var that = Ox.Element({}, self)
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.defaults({
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color: [128, 128, 128],
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data: {},
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formatKey: null,
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keyAlign: 'right',
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keyWidth: 128,
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rows: 1,
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sort: {key: 'value', operator: '-'},
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title: '',
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width: 512
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})
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.options(options || {})
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.addClass('OxChart')
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.css({
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width: self.options.width + 'px',
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height: 16 + Ox.len(self.options.data) * 16 + 'px',
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overflowY: 'hidden'
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});
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self.sort = {};
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Ox.forEach(self.options.data, function(value, key) {
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self.sort[key] = key.replace(/(\d+)/g, function(number) {
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return Ox.pad(number, 16);
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});
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});
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self.keys = Object.keys(self.options.data);
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self.items = self.keys.map(function(key) {
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return {key: key, value: self.options.data[key]};
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})
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.sort(function(a, b) {
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var key = self.options.sort.key,
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aValue = key == 'key' ? self.sort[a.key] : a.value,
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bValue = key == 'key' ? self.sort[b.key] : b.value;
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return aValue < bValue ? (self.options.sort.operator == '+' ? -1 : 1)
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: aValue > bValue ? (self.options.sort.operator == '+' ? 1 : -1)
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: self.sort[a.key] < self.sort[b.key] ? -1
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: self.sort[a.key] > self.sort[b.key] ? 1
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: 0;
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});
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self.values = self.items.map(function(item) {
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return item.value;
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});
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self.max = Ox.max(self.values);
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self.sum = Ox.sum(self.values);
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self.valueWidth = self.options.width - self.options.keyWidth;
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self.$title = Ox.Bar({size: 16})
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.append(
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$('<div>')
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.css({margin: '1px 0 0 4px'})
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.html(self.options.title)
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)
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.appendTo(that);
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self.$chart = $('<div>')
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.css({position: 'absolute', top: '16px'})
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.append(renderChart())
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.appendTo(that);
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function getColumns() {
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return [
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{
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align: self.options.keyAlign,
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format: self.options.formatKey,
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id: 'key',
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width: self.options.keyWidth,
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visible: true,
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},
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{
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format: renderValue,
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id: 'value',
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width: self.valueWidth,
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visible: true
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}
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];
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}
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function renderChart() {
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return Ox.TextList({
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columns: getColumns(),
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items: self.items,
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max: 0,
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min: 0,
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pageLength: self.items.length,
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sort: [self.options.sort],
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width: self.options.width
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})
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.css({
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left: 0,
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top: 0,
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width: self.options.width + 'px',
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height: self.items.length * 16 + 'px'
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});
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}
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function renderValue(value, data) {
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var color = Ox.isFunction(self.options.color)
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? self.options.color(data.key)
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: self.options.color,
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$element = Ox.Element({
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element: '<div>',
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tooltip: Ox.formatNumber(value)
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+ ' (' + Ox.formatPercent(value * self.options.rows, self.sum, 2) + ')'
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})
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.css({
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width: Math.round(value / self.max * self.valueWidth) + 'px',
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height: '14px',
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borderRadius: '4px',
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marginLeft: '-4px',
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});
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['moz', 'o', 'webkit'].forEach(function(browser) {
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$element.css({
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backgroundImage: '-' + browser
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+ '-linear-gradient(top, rgb(' + color.map(function(v) {
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return Ox.limit(v + 16, 0, 255);
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}).join(', ') + '), rgb(' + color.map(function(v) {
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return Ox.limit(v - 16, 0, 255);
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}) + '))'
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});
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});
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return $element;
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}
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self.setOption = function(key, value) {
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if (key == 'width') {
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self.$chart.empty();
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renderChart();
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}
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}
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return that;
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};
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