From c376e13442c24afa3a91e29295494e4ab826c592 Mon Sep 17 00:00:00 2001 From: Alex Gervais Date: Mon, 5 Jun 2017 21:55:56 -0400 Subject: [PATCH] Add support for tooltip ordering, fix #1050 #1764 [REPOST PR #1813] (#2070) Updates PR #1813 by @panthony. --- c3.js | 106 ++++++++++--- c3.min.css | 2 +- c3.min.js | 2 +- spec/tooltip-spec.js | 359 ++++++++++++++++++++++++++++++++++++++++--- src/config.js | 1 + src/data.js | 8 +- src/tooltip.js | 94 ++++++++--- src/util.js | 3 + 8 files changed, 510 insertions(+), 65 deletions(-) diff --git a/c3.js b/c3.js index ffa0962..160306b 100644 --- a/c3.js +++ b/c3.js @@ -88,6 +88,9 @@ var isValue = function (v) { var isFunction = function (o) { return typeof o === 'function'; }; +var isArray = function (o) { + return Array.isArray(o); +}; var isString = function (o) { return typeof o === 'string'; }; @@ -853,8 +856,6 @@ var c3_chart_fn; var c3_chart_internal_fn; var c3_chart_internal_axis_fn; -var d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined; - function API(owner) { this.owner = owner; } @@ -895,7 +896,7 @@ function Chart(config) { function ChartInternal(api) { var $$ = this; - $$.d3 = d3; + $$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined; $$.api = api; $$.config = $$.getDefaultConfig(); $$.data = {}; @@ -4586,6 +4587,7 @@ c3_chart_internal_fn.getDefaultConfig = function () { // tooltip - show when mouseover on each data tooltip_show: true, tooltip_grouped: true, + tooltip_order: undefined, tooltip_format_title: undefined, tooltip_format_name: undefined, tooltip_format_value: undefined, @@ -5107,7 +5109,11 @@ c3_chart_internal_fn.orderTargets = function (targets) { }); } else if (isFunction(config.data_order)) { targets.sort(config.data_order); - } // TODO: accept name array for order + } else if (isArray(config.data_order)) { + targets.sort(function (t1, t2) { + return config.data_order.indexOf(t1.id) - config.data_order.indexOf(t2.id); + }); + } return targets; }; c3_chart_internal_fn.filterByX = function (targets, x) { @@ -7968,31 +7974,85 @@ c3_chart_internal_fn.initTooltip = function () { .style("display", "block"); } }; +c3_chart_internal_fn.getTooltipSortFunction = function() { + var $$ = this, config = $$.config; + + if (config.data_groups.length === 0 || config.tooltip_order !== undefined) { + // if data are not grouped or if an order is specified + // for the tooltip values we sort them by their values + + var order = config.tooltip_order; + if (order === undefined) { + order = config.data_order; + } + + var valueOf = function(obj) { + return obj ? obj.value : null; + }; + + // if data are not grouped, we sort them by their value + if (isString(order) && order.toLowerCase() === 'asc') { + return function(a, b) { + return valueOf(a) - valueOf(b); + }; + } else if (isString(order) && order.toLowerCase() === 'desc') { + return function (a, b) { + return valueOf(b) - valueOf(a); + }; + } else if (isFunction(order)) { + + // if the function is from data_order we need + // to wrap the returned function in order to format + // the sorted value to the expected format + + var sortFunction = order; + + if (config.tooltip_order === undefined) { + sortFunction = function (a, b) { + return order(a ? { + id: a.id, + values: [ a ] + } : null, b ? { + id: b.id, + values: [ b ] + } : null); + }; + } + + return sortFunction; + + } else if (isArray(order)) { + return function(a, b) { + return order.indexOf(a.id) - order.indexOf(b.id); + }; + } + } else { + // if data are grouped, we follow the order of grouped targets + var ids = $$.orderTargets($$.data.targets).map(function(i) { + return i.id; + }); + + // if it was either asc or desc we need to invert the order + // returned by orderTargets + if ($$.isOrderAsc() || $$.isOrderDesc()) { + ids = ids.reverse(); + } + + return function(a, b) { + return ids.indexOf(a.id) - ids.indexOf(b.id); + }; + } +}; c3_chart_internal_fn.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) { var $$ = this, config = $$.config, titleFormat = config.tooltip_format_title || defaultTitleFormat, nameFormat = config.tooltip_format_name || function (name) { return name; }, valueFormat = config.tooltip_format_value || defaultValueFormat, - text, i, title, value, name, bgcolor, - orderAsc = $$.isOrderAsc(); + text, i, title, value, name, bgcolor; - if (config.data_groups.length === 0) { - d.sort(function(a, b){ - var v1 = a ? a.value : null, v2 = b ? b.value : null; - return orderAsc ? v1 - v2 : v2 - v1; - }); - } else { - var ids = $$.orderTargets($$.data.targets).map(function (i) { - return i.id; - }); - d.sort(function(a, b) { - var v1 = a ? a.value : null, v2 = b ? b.value : null; - if (v1 > 0 && v2 > 0) { - v1 = a ? ids.indexOf(a.id) : null; - v2 = b ? ids.indexOf(b.id) : null; - } - return orderAsc ? v1 - v2 : v2 - v1; - }); + var tooltipSortFunction = this.getTooltipSortFunction(); + if(tooltipSortFunction) { + 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new window.SVGPathSegCurvetoCubicAbs(b,d.x,d.y,d.x1,d.y1,d.x2,d.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:var d={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoCubicSmoothRel(b,d.x,d.y,d.x2,d.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:var d={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoCubicSmoothAbs(b,d.x,d.y,d.x2,d.y2);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:var d={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoQuadraticRel(b,d.x,d.y,d.x1,d.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:var d={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoQuadraticAbs(b,d.x,d.y,d.x1,d.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:return new window.SVGPathSegCurvetoQuadraticSmoothRel(b,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:return new window.SVGPathSegCurvetoQuadraticSmoothAbs(b,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_ARC_REL:var d={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegArcRel(b,d.x,d.y,d.x1,d.y1,d.arcAngle,d.arcLarge,d.arcSweep);case window.SVGPathSeg.PATHSEG_ARC_ABS:var d={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegArcAbs(b,d.x,d.y,d.x1,d.y1,d.arcAngle,d.arcLarge,d.arcSweep);default:throw"Unknown path seg type."}};var e=new c,f=new 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this._skipOptionalSpacesOrDelimiter(),t}},n.prototype.parseSegment=function(){var t=this._string[this._currentIndex],i=this._pathSegTypeFromChar(t);if(i==window.SVGPathSeg.PATHSEG_UNKNOWN){if(this._previousCommand==window.SVGPathSeg.PATHSEG_UNKNOWN)return null;if((i=this._nextCommandHelper(t,this._previousCommand))==window.SVGPathSeg.PATHSEG_UNKNOWN)return null}else this._currentIndex++;switch(this._previousCommand=i,i){case window.SVGPathSeg.PATHSEG_MOVETO_REL:return new window.SVGPathSegMovetoRel(e,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_MOVETO_ABS:return new window.SVGPathSegMovetoAbs(e,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_REL:return new window.SVGPathSegLinetoRel(e,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_ABS:return new window.SVGPathSegLinetoAbs(e,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:return new 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e=l(t)?t:t.id;return["area","area-spline","area-step"].indexOf(this.config.data_types[e])>=0},b.isBarType=function(t){var e=l(t)?t:t.id;return"bar"===this.config.data_types[e]},b.isScatterType=function(t){var e=l(t)?t:t.id;return"scatter"===this.config.data_types[e]},b.isPieType=function(t){var e=l(t)?t:t.id;return"pie"===this.config.data_types[e]},b.isGaugeType=function(t){var e=l(t)?t:t.id;return"gauge"===this.config.data_types[e]},b.isDonutType=function(t){var e=l(t)?t:t.id;return"donut"===this.config.data_types[e]},b.isArcType=function(t){return this.isPieType(t)||this.isDonutType(t)||this.isGaugeType(t)},b.lineData=function(t){return this.isLineType(t)?[t]:[]},b.arcData=function(t){return this.isArcType(t.data)?[t]:[]},b.barData=function(t){return this.isBarType(t)?t.values:[]},b.lineOrScatterData=function(t){return this.isLineType(t)||this.isScatterType(t)?t.values:[]},b.barOrLineData=function(t){return this.isBarType(t)||this.isLineType(t)?t.values:[]},b.isInterpolationType=function(t){return["linear","linear-closed","basis","basis-open","basis-closed","bundle","cardinal","cardinal-open","cardinal-closed","monotone"].indexOf(t)>=0},b.isSafari=function(){var t=window.navigator.userAgent;return t.indexOf("Safari")>=0&&t.indexOf("Chrome")<0},b.isChrome=function(){return window.navigator.userAgent.indexOf("Chrome")>=0},b.initZoom=function(){var t,e=this,i=e.d3,n=e.config;e.zoom=i.behavior.zoom().on("zoomstart",function(){t=i.event.sourceEvent,e.zoom.altDomain=i.event.sourceEvent.altKey?e.x.orgDomain():null,n.zoom_onzoomstart.call(e.api,i.event.sourceEvent)}).on("zoom",function(){e.redrawForZoom.call(e)}).on("zoomend",function(){var a=i.event.sourceEvent;a&&t.clientX===a.clientX&&t.clientY===a.clientY||(e.redrawEventRect(),e.updateZoom(),n.zoom_onzoomend.call(e.api,e.x.orgDomain()))}),e.zoom.scale=function(t){return n.axis_rotated?this.y(t):this.x(t)},e.zoom.orgScaleExtent=function(){var t=n.zoom_extent?n.zoom_extent:[1,10];return[t[0],Math.max(e.getMaxDataCount()/t[1],t[1])]},e.zoom.updateScaleExtent=function(){var t=_(e.x.orgDomain())/_(e.getZoomDomain()),i=this.orgScaleExtent();return this.scaleExtent([i[0]*t,i[1]*t]),this}},b.getZoomDomain=function(){var t=this,e=t.config,i=t.d3;return[i.min([t.orgXDomain[0],e.zoom_x_min]),i.max([t.orgXDomain[1],e.zoom_x_max])]},b.updateZoom=function(){var t=this,e=t.config.zoom_enabled?t.zoom:function(){};t.main.select("."+o.zoomRect).call(e).on("dblclick.zoom",null),t.main.selectAll("."+o.eventRect).call(e).on("dblclick.zoom",null)},b.redrawForZoom=function(){var t=this,e=t.d3,i=t.config,n=t.zoom,a=t.x;if(i.zoom_enabled&&0!==t.filterTargetsToShow(t.data.targets).length){if("mousemove"===e.event.sourceEvent.type&&n.altDomain)return a.domain(n.altDomain),void n.scale(a).updateScaleExtent();t.isCategorized()&&a.orgDomain()[0]===t.orgXDomain[0]&&a.domain([t.orgXDomain[0]-1e-10,a.orgDomain()[1]]),t.redraw({withTransition:!1,withY:i.zoom_rescale,withSubchart:!1,withEventRect:!1,withDimension:!1}),"mousemove"===e.event.sourceEvent.type&&(t.cancelClick=!0),i.zoom_onzoom.call(t.api,a.orgDomain())}},A}); \ No newline at end of file diff --git a/spec/tooltip-spec.js b/spec/tooltip-spec.js index c6e25b6..21879d1 100644 --- a/spec/tooltip-spec.js +++ b/spec/tooltip-spec.js @@ -2,16 +2,20 @@ describe('c3 chart tooltip', function () { 'use strict'; var chart; - var tooltipConfiguration; + var tooltipConfiguration = {}; + var dataOrder = 'desc'; + var dataGroups; var args = function () { return { data: { columns: [ - ['data1', 30, 200, 100, 400, 150, 250], - ['data2', 50, 20, 10, 40, 15, 25], - ['data3', 150, 120, 110, 140, 115, 125] + ['data1', 30, 200, 100, 400, 150, 250], // 1130 + ['data2', 50, 20, 10, 40, 15, 25], // 160 + ['data3', 150, 120, 110, 140, 115, 125] // 760 ], + order: dataOrder, + groups: dataGroups, }, tooltip: tooltipConfiguration }; @@ -19,6 +23,8 @@ describe('c3 chart tooltip', function () { beforeEach(function (done) { chart = window.initChart(chart, args(), done); + dataOrder = 'desc'; + dataGroups = undefined; }); describe('tooltip position', function () { @@ -99,23 +105,340 @@ describe('c3 chart tooltip', function () { }); describe('tooltip getTooltipContent', function () { - beforeAll(function () { + beforeAll(function () { tooltipConfiguration = { - data_order: 'desc' - }; + data_order: 'desc' + }; + }); + + it('should sort values desc', function () { + var eventRect = d3.select('.c3-event-rect-2').node(); + window.setMouseEvent(chart, 'mousemove', 100, 100, eventRect); + + var tooltipTable = d3.select('.c3-tooltip')[0]; + var expected = ["", "c3-tooltip-name--data3", + "c3-tooltip-name--data1", "c3-tooltip-name--data2"]; + var i; + for (i = 0; i < tooltipTable[0].rows.length; i++) { + expect(tooltipTable[0].rows[i].className).toBe(expected[i]); + } + }); + }); + + describe('tooltip with data_order as desc with grouped data', function() { + beforeAll(function() { + dataOrder = 'desc'; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each data in descending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data1'); // 1130 + expect(classes[2]).toBe('c3-tooltip-name--data3'); // 760 + expect(classes[3]).toBe('c3-tooltip-name--data2'); // 160 + }); + }); + + describe('tooltip with data_order as asc with grouped data', function() { + beforeAll(function() { + dataOrder = 'asc'; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each data in ascending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); // 160 + expect(classes[2]).toBe('c3-tooltip-name--data3'); // 760 + expect(classes[3]).toBe('c3-tooltip-name--data1'); // 1130 + }); + }); + + describe('tooltip with data_order as NULL with grouped data', function() { + beforeAll(function() { + dataOrder = null; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each data in given order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data1'); + expect(classes[2]).toBe('c3-tooltip-name--data2'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with data_order as Function with grouped data', function() { + beforeAll(function() { + var order = [ 'data2', 'data1', 'data3' ]; + dataOrder = function(data1, data2) { + return order.indexOf(data1.id) - order.indexOf(data2.id); + }; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; }); - it('should sort values desc', function () { - var eventRect = d3.select('.c3-event-rect-2').node(); - window.setMouseEvent(chart, 'mousemove', 100, 100, eventRect); + it('should display each data in order given by function', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); - var tooltipTable = d3.select('.c3-tooltip')[0]; - var expected = ["", "c3-tooltip-name--data3", - "c3-tooltip-name--data1", "c3-tooltip-name--data2"]; - var i; - for (i = 0; i < tooltipTable[0].rows.length; i++) { - expect(tooltipTable[0].rows[i].className).toBe(expected[i]); - } + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with data_order as Array with grouped data', function() { + beforeAll(function() { + dataOrder = [ 'data2', 'data1', 'data3' ]; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each data in order given by array', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with data_order as desc with un-grouped data', function() { + beforeAll(function() { + dataOrder = 'desc'; + }); + + it('should display each tooltip value descending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data3'); // 110 + expect(classes[2]).toBe('c3-tooltip-name--data1'); // 100 + expect(classes[3]).toBe('c3-tooltip-name--data2'); // 10 + }); + }); + + describe('tooltip with data_order as asc with un-grouped data', function() { + beforeAll(function() { + dataOrder = 'asc'; + }); + + it('should display each tooltip value in ascending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); // 10 + expect(classes[2]).toBe('c3-tooltip-name--data1'); // 100 + expect(classes[3]).toBe('c3-tooltip-name--data3'); // 110 + }); + }); + + describe('tooltip with data_order as NULL with un-grouped data', function() { + beforeAll(function() { + dataOrder = null; + }); + + it('should display each tooltip value in given data order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data1'); + expect(classes[2]).toBe('c3-tooltip-name--data2'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with data_order as Function with un-grouped data', function() { + beforeAll(function() { + var order = [ 'data2', 'data1', 'data3' ]; + dataOrder = function(data1, data2) { + return order.indexOf(data1.id) - order.indexOf(data2.id); + }; + }); + + it('should display each tooltip value in data order given by function', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with data_order as Array with un-grouped data', function() { + beforeAll(function() { + dataOrder = [ 'data2', 'data1', 'data3' ]; + }); + + it('should display each tooltip value in data order given by array', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with tooltip_order as desc', function() { + beforeAll(function() { + tooltipConfiguration = { + order: 'desc' + }; + + // this should be ignored + dataOrder = 'asc'; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each tooltip value descending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data3'); // 110 + expect(classes[2]).toBe('c3-tooltip-name--data1'); // 100 + expect(classes[3]).toBe('c3-tooltip-name--data2'); // 10 + }); + }); + + describe('tooltip with tooltip_order as asc', function() { + beforeAll(function() { + tooltipConfiguration = { + order: 'asc' + }; + + // this should be ignored + dataOrder = 'desc'; + dataGroups = [ [ 'data1', 'data2', 'data3' ]]; + }); + + it('should display each tooltip value in ascending order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); // 10 + expect(classes[2]).toBe('c3-tooltip-name--data1'); // 100 + expect(classes[3]).toBe('c3-tooltip-name--data3'); // 110 + }); + }); + + describe('tooltip with tooltip_order as NULL', function() { + beforeAll(function() { + tooltipConfiguration = { + order: null + }; + }); + + it('should display each tooltip value in given order', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data1'); + expect(classes[2]).toBe('c3-tooltip-name--data2'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with tooltip_order as Function', function() { + beforeAll(function() { + var order = [ 'data2', 'data1', 'data3' ]; + tooltipConfiguration = { + order: function(data1, data2) { + return order.indexOf(data1.id) - order.indexOf(data2.id); + } + }; + }); + + it('should display each tooltip value in data order given by function', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); + }); + + describe('tooltip with tooltip_order as Array', function() { + beforeAll(function() { + tooltipConfiguration = { + order: [ 'data2', 'data1', 'data3' ] + }; + }); + + it('should display each tooltip value in data order given by array', function() { + window.setMouseEvent(chart, 'mousemove', 100, 100, d3.select('.c3-event-rect-2').node()); + + var classes = d3.selectAll('.c3-tooltip tr')[0].map(function(node) { + return node.className; + }); + + expect(classes[0]).toBe(''); // header + expect(classes[1]).toBe('c3-tooltip-name--data2'); + expect(classes[2]).toBe('c3-tooltip-name--data1'); + expect(classes[3]).toBe('c3-tooltip-name--data3'); + }); }); - }); }); diff --git a/src/config.js b/src/config.js index 54d5b18..14565bf 100644 --- a/src/config.js +++ b/src/config.js @@ -208,6 +208,7 @@ c3_chart_internal_fn.getDefaultConfig = function () { // tooltip - show when mouseover on each data tooltip_show: true, tooltip_grouped: true, + tooltip_order: undefined, tooltip_format_title: undefined, tooltip_format_name: undefined, tooltip_format_value: undefined, diff --git a/src/data.js b/src/data.js index 90cb36b..507337b 100644 --- a/src/data.js +++ b/src/data.js @@ -1,6 +1,6 @@ import CLASS from './class'; import { c3_chart_internal_fn } from './core'; -import { isValue, isFunction, notEmpty, hasValue } from './util'; +import { isValue, isFunction, isArray, notEmpty, hasValue } from './util'; c3_chart_internal_fn.isX = function (key) { var $$ = this, config = $$.config; @@ -237,7 +237,11 @@ c3_chart_internal_fn.orderTargets = function (targets) { }); } else if (isFunction(config.data_order)) { targets.sort(config.data_order); - } // TODO: accept name array for order + } else if (isArray(config.data_order)) { + targets.sort(function (t1, t2) { + return config.data_order.indexOf(t1.id) - config.data_order.indexOf(t2.id); + }); + } return targets; }; c3_chart_internal_fn.filterByX = function (targets, x) { diff --git a/src/tooltip.js b/src/tooltip.js index 148e80b..94c841a 100644 --- a/src/tooltip.js +++ b/src/tooltip.js @@ -1,6 +1,6 @@ import CLASS from './class'; import { c3_chart_internal_fn } from './core'; -import { isValue, isString, sanitise } from './util'; +import { isValue, isFunction, isArray, isString, sanitise } from './util'; c3_chart_internal_fn.initTooltip = function () { var $$ = this, config = $$.config, i; @@ -28,31 +28,85 @@ c3_chart_internal_fn.initTooltip = function () { .style("display", "block"); } }; +c3_chart_internal_fn.getTooltipSortFunction = function() { + var $$ = this, config = $$.config; + + if (config.data_groups.length === 0 || config.tooltip_order !== undefined) { + // if data are not grouped or if an order is specified + // for the tooltip values we sort them by their values + + var order = config.tooltip_order; + if (order === undefined) { + order = config.data_order; + } + + var valueOf = function(obj) { + return obj ? obj.value : null; + }; + + // if data are not grouped, we sort them by their value + if (isString(order) && order.toLowerCase() === 'asc') { + return function(a, b) { + return valueOf(a) - valueOf(b); + }; + } else if (isString(order) && order.toLowerCase() === 'desc') { + return function (a, b) { + return valueOf(b) - valueOf(a); + }; + } else if (isFunction(order)) { + + // if the function is from data_order we need + // to wrap the returned function in order to format + // the sorted value to the expected format + + var sortFunction = order; + + if (config.tooltip_order === undefined) { + sortFunction = function (a, b) { + return order(a ? { + id: a.id, + values: [ a ] + } : null, b ? { + id: b.id, + values: [ b ] + } : null); + }; + } + + return sortFunction; + + } else if (isArray(order)) { + return function(a, b) { + return order.indexOf(a.id) - order.indexOf(b.id); + }; + } + } else { + // if data are grouped, we follow the order of grouped targets + var ids = $$.orderTargets($$.data.targets).map(function(i) { + return i.id; + }); + + // if it was either asc or desc we need to invert the order + // returned by orderTargets + if ($$.isOrderAsc() || $$.isOrderDesc()) { + ids = ids.reverse(); + } + + return function(a, b) { + return ids.indexOf(a.id) - ids.indexOf(b.id); + }; + } +}; c3_chart_internal_fn.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) { var $$ = this, config = $$.config, titleFormat = config.tooltip_format_title || defaultTitleFormat, nameFormat = config.tooltip_format_name || function (name) { return name; }, valueFormat = config.tooltip_format_value || defaultValueFormat, - text, i, title, value, name, bgcolor, - orderAsc = $$.isOrderAsc(); + text, i, title, value, name, bgcolor; - if (config.data_groups.length === 0) { - d.sort(function(a, b){ - var v1 = a ? a.value : null, v2 = b ? b.value : null; - return orderAsc ? v1 - v2 : v2 - v1; - }); - } else { - var ids = $$.orderTargets($$.data.targets).map(function (i) { - return i.id; - }); - d.sort(function(a, b) { - var v1 = a ? a.value : null, v2 = b ? b.value : null; - if (v1 > 0 && v2 > 0) { - v1 = a ? ids.indexOf(a.id) : null; - v2 = b ? ids.indexOf(b.id) : null; - } - return orderAsc ? v1 - v2 : v2 - v1; - }); + var tooltipSortFunction = this.getTooltipSortFunction(); + if(tooltipSortFunction) { + d.sort(tooltipSortFunction); } for (i = 0; i < d.length; i++) { diff --git a/src/util.js b/src/util.js index 63304bf..d21fc7c 100644 --- a/src/util.js +++ b/src/util.js @@ -6,6 +6,9 @@ export var isValue = function (v) { export var isFunction = function (o) { return typeof o === 'function'; }; +export var isArray = function (o) { + return Array.isArray(o); +}; export var isString = function (o) { return typeof o === 'string'; };