Файл: templates/backend/default/assets/plugins/jquery-ricksaw-chart/js/Rickshaw.Graph.Renderer.Bar.js
Строк: 125
<?php
Rickshaw.namespace('Rickshaw.Graph.Renderer.Bar');
Rickshaw.Graph.Renderer.Bar = Rickshaw.Class.create( Rickshaw.Graph.Renderer, {
name: 'bar',
defaults: function($super) {
var defaults = Rickshaw.extend( $super(), {
gapSize: 0.05,
unstack: false
} );
delete defaults.tension;
return defaults;
},
initialize: function($super, args) {
args = args || {};
this.gapSize = args.gapSize || this.gapSize;
$super(args);
},
domain: function($super) {
var domain = $super();
var frequentInterval = this._frequentInterval(this.graph.stackedData.slice(-1).shift());
domain.x[1] += Number(frequentInterval.magnitude);
return domain;
},
barWidth: function(series) {
var frequentInterval = this._frequentInterval(series.stack);
var barWidth = this.graph.x(series.stack[0].x + frequentInterval.magnitude * (1 - this.gapSize));
return barWidth;
},
render: function(args) {
args = args || {};
var graph = this.graph;
var series = args.series || graph.series;
var vis = args.vis || graph.vis;
vis.selectAll('*').remove();
var barWidth = this.barWidth(series.active()[0]);
var barXOffset = 0;
var activeSeriesCount = series.filter( function(s) { return !s.disabled; } ).length;
var seriesBarWidth = this.unstack ? barWidth / activeSeriesCount : barWidth;
var transform = function(d) {
// add a matrix transform for negative values
var matrix = [ 1, 0, 0, (d.y < 0 ? -1 : 1), 0, (d.y < 0 ? graph.y.magnitude(Math.abs(d.y)) * 2 : 0) ];
return "matrix(" + matrix.join(',') + ")";
};
series.forEach( function(series) {
if (series.disabled) return;
var barWidth = this.barWidth(series);
var nodes = vis.selectAll("path")
.data(series.stack.filter( function(d) { return d.y !== null } ))
.enter().append("svg:rect")
.attr("x", function(d) { return graph.x(d.x) + barXOffset })
.attr("y", function(d) { return (graph.y(d.y0 + Math.abs(d.y))) * (d.y < 0 ? -1 : 1 ) })
.attr("width", seriesBarWidth)
.attr("height", function(d) { return graph.y.magnitude(Math.abs(d.y)) })
.attr("transform", transform);
Array.prototype.forEach.call(nodes[0], function(n) {
n.setAttribute('fill', series.color);
} );
if (this.unstack) barXOffset += seriesBarWidth;
}, this );
},
_frequentInterval: function(data) {
var intervalCounts = {};
for (var i = 0; i < data.length - 1; i++) {
var interval = data[i + 1].x - data[i].x;
intervalCounts[interval] = intervalCounts[interval] || 0;
intervalCounts[interval]++;
}
var frequentInterval = { count: 0, magnitude: 1 };
Rickshaw.keys(intervalCounts).forEach( function(i) {
if (frequentInterval.count < intervalCounts[i]) {
frequentInterval = {
count: intervalCounts[i],
magnitude: i
};
}
} );
return frequentInterval;
}
} );
?>