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visual.ts
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/*
* Power BI Visualizations
*
* Copyright (c) Microsoft Corporation
* All rights reserved.
* MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the ""Software""), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
import "../style/visual.less";
// d3
import * as d3 from "d3";
import * as jQuery from "jquery";
// powerbi
import powerbi from "powerbi-visuals-api";
import { ColorHelper } from "powerbi-visuals-utils-colorutils";
// powerbi.extensibility.utils.formatting
import {
valueFormatter as ValueFormatter
} from "powerbi-visuals-utils-formattingutils";
import {
DisplayUnitSystemType
} from "powerbi-visuals-utils-formattingutils/lib/src/displayUnitSystem/displayUnitSystemType";
// powerbi.extensibility.utils.tooltip
import { ITooltipServiceWrapper, TooltipServiceWrapper } from "powerbi-visuals-utils-tooltiputils";
import { DualKpiChartPositionType } from "./enums";
import { minMax } from "./helper";
import { PercentType } from "./settings/dualKpiPropertiesSettings";
import { DualKpiSettings } from "./settings/settings";
import DataView = powerbi.DataView;
import IViewport = powerbi.IViewport;
import VisualObjectInstance = powerbi.VisualObjectInstance;
import EnumerateVisualObjectInstancesOptions = powerbi.EnumerateVisualObjectInstancesOptions;
import VisualObjectInstanceEnumerationObject = powerbi.VisualObjectInstanceEnumerationObject;
import DataViewCategoryColumn = powerbi.DataViewCategoryColumn;
import DataViewValueColumn = powerbi.DataViewValueColumn;
// powerbi.extensibility
import IVisual = powerbi.extensibility.IVisual;
import IVisualHost = powerbi.extensibility.visual.IVisualHost;
import ILocalizationManager = powerbi.extensibility.ILocalizationManager;
import VisualConstructorOptions = powerbi.extensibility.visual.VisualConstructorOptions;
import VisualUpdateOptions = powerbi.extensibility.visual.VisualUpdateOptions;
import IColorPalette = powerbi.extensibility.IColorPalette;
import ISelectionManager = powerbi.extensibility.ISelectionManager;
import IValueFormatter = ValueFormatter.IValueFormatter;
import valueFormatter = ValueFormatter;
type Selection = d3.Selection<any, any, any, any>;
export interface IDualKpiDataPoint {
date: Date;
value: number;
}
export interface ElementScale {
x: number;
y: number;
}
export interface IDualKpiData {
settings: DualKpiSettings;
// data bound
topChartName: string;
bottomChartName: string;
topValues: Array<IDualKpiDataPoint>;
bottomValues: Array<IDualKpiDataPoint>;
topValueAsPercent: boolean;
bottomValueAsPercent: boolean;
topPercentCalcDate: Date;
bottomPercentCalcDate: Date;
warningState: number;
}
export interface IAxisConfig {
min: number;
max: number;
}
export enum DualKpiSize {
supersmall,
extrasmall,
small,
medium,
large
}
export type DualKpiSizeClass = "super-small" | "extra-small" | "small" | "medium" | "large";
export interface IDualKpiOptions {
element: IChartGroup;
abbreviateValue: boolean;
abbreviateHoverValue: boolean;
axisConfig: IAxisConfig;
hoverDataPercentType: PercentType;
chartData: Array<IDualKpiDataPoint>;
chartTitle: string;
chartType: string;
position: DualKpiChartPositionType;
height: number;
percentChangeStartPoint: IDualKpiDataPoint;
showZeroLine: boolean;
tooltipText: string;
top: number;
valueAsPercent: boolean;
width: number;
showTextOverlay: boolean;
showDefaultTextOverlay: boolean;
defaultTextOverlay: string;
titleFontSize: number;
valueFontSize: number;
fontSizeAutoFormattingTitle: boolean;
fontSizeAutoFormattingValue: boolean;
isBoldTitle: boolean;
isBoldValue: boolean;
isItalicTitle: boolean;
isItalicValue: boolean;
isUpperCasedTitle: boolean;
fontFamilyTitle: string;
fontFamilyValue: string;
}
export interface IGroup {
group: Selection;
icon: Selection;
title: Selection;
}
export interface IBottomContainer {
bottomContainer: Selection;
chartTitleElement: Selection;
warning: IGroup;
info: IGroup;
dateRangeText: Selection;
}
export interface IHoverDataContainer {
container: Selection;
date: Selection;
text: Selection;
percent: Selection;
}
export interface IChartOverlay {
group: Selection;
title: Selection;
text: Selection;
rect: Selection;
rectTitle: Selection;
}
export interface IChartGroup {
group: Selection;
area: Selection;
yAxis: Selection;
hoverLine: Selection;
hoverDataContainer: IHoverDataContainer;
chartOverlay: IChartOverlay;
zeroAxis: Selection;
}
export class DualKpi implements IVisual {
private dataView: DataView;
private data: IDualKpiData;
private target: HTMLElement;
private size: DualKpiSize;
private sizeCssClass: DualKpiSizeClass;
private svgRoot: Selection;
private chartGroupTop: IChartGroup;
private chartGroupBottom: IChartGroup;
private bottomContainer: IBottomContainer;
private valueFormatter: Function;
private commaNumberFormatter: Function;
private timeFormatter: Function;
private dataBisector: Function;
private chartLeftMargin = 35;
private viewport: IViewport;
private localizationManager: ILocalizationManager;
private axisNumberFormatter;
private static DefaultTitleSizes = {
"super-small": 10,
"extra-small": 11,
"small": 12,
"medium": 14,
"large": 16
};
private static DefaultValueSizes = {
"super-small": 14,
"extra-small": 18,
"small": 26,
"medium": 32,
"large": 40
};
private static INVISIBLE: string = "invisible";
private static OPACITY_MIN: number = 0;
private static OPACITY_MAX: number = 100;
private titleSize: number = 0;
private dispatch: any;
private colorPalette: IColorPalette;
private colorHelper: ColorHelper;
private tooltipServiceWrapper: ITooltipServiceWrapper;
private host: IVisualHost;
private selectionManager: ISelectionManager;
constructor(options: VisualConstructorOptions) {
if (window.location !== window.parent.location) {
require("core-js/stable");
}
this.init(options);
}
private init(options: VisualConstructorOptions): void {
this.target = options.element;
this.size = DualKpiSize.small;
this.sizeCssClass = "small";
this.valueFormatter = d3.format(".3s");
this.axisNumberFormatter = d3.format(".2s");
this.commaNumberFormatter = d3.format(",");
this.timeFormatter = d3.timeFormat("%m/%d/%y");
this.dataBisector = d3.bisector((d: IDualKpiDataPoint) => { return d.date; }).left;
this.dispatch = d3.dispatch("onDualKpiMouseMove", "onDualKpiMouseOut");
this.localizationManager = options.host.createLocalizationManager();
this.colorPalette = options.host.colorPalette;
this.colorHelper = new ColorHelper(this.colorPalette);
this.host = options.host;
this.initContainer();
this.initMouseEvents();
this.tooltipServiceWrapper = new TooltipServiceWrapper(
{
tooltipService: this.host.tooltipService,
rootElement: options.element,
handleTouchDelay: 0
});
this.selectionManager = this.host.createSelectionManager();
const visualSelection = d3.select(this.target);
visualSelection.on("contextmenu", () => {
const mouseEvent: MouseEvent = d3.event as MouseEvent;
const eventTarget: EventTarget = mouseEvent.target;
let dataPoint: any = d3.select(<any>eventTarget).datum();
this.selectionManager.showContextMenu(dataPoint ? dataPoint.selectionId : {}, {
x: mouseEvent.clientX,
y: mouseEvent.clientY
});
mouseEvent.preventDefault();
});
}
private initMouseEvents(): void {
let dispatch = this.dispatch;
let target = this.target;
let targetElement = d3.select(target);
let onMouseMove = function (e: any) {
dispatch.call("onDualKpiMouseMove", this, d3.mouse(target));
};
targetElement.on("mousemove", onMouseMove);
targetElement.on("mouseout", onMouseMove);
targetElement.on("touchmove", onMouseMove);
targetElement.on("touchstart", onMouseMove);
let onMouseOut = function (e: any) {
dispatch.call("onDualKpiMouseOut", this);
};
targetElement.on("mouseleave", onMouseOut);
targetElement.on("touchleave", onMouseOut);
}
private initContainer(): void {
const xmlns = "http://www.w3.org/2000/svg";
let svgElem = document.createElementNS(xmlns, "svg");
let svgRoot = this.svgRoot = d3.select(svgElem);
svgRoot
.attr("class", "dualKpi");
this.chartGroupTop = this.createChartGroup(svgRoot, DualKpiChartPositionType.top);
this.chartGroupBottom = this.createChartGroup(svgRoot, DualKpiChartPositionType.bottom);
this.bottomContainer = this.createBottomContainer(svgRoot);
this.target.appendChild(svgElem);
}
private createBottomContainer(svgRoot: Selection): IBottomContainer {
let bottomContainer = svgRoot
.append("g")
.attr("class", "bottom-title-container")
.classed("invisible", true);
let chartTitleElement = bottomContainer
.append("text")
.classed("title", true);
let warningGroup = bottomContainer
.append("g")
.classed("warning-group", true);
let warningIcon = warningGroup
.append("path")
.classed("warning-icon", true);
let infoGroup = bottomContainer
.append("g")
.classed("info-group", true);
let infoIcon = infoGroup
.append("path")
.classed("info-icon", true);
let dateRangeText = bottomContainer
.append("text")
.classed("date-range-text", true)
.attr("text-anchor", "end");
return {
bottomContainer: bottomContainer,
chartTitleElement: chartTitleElement,
warning: {
group: warningGroup,
icon: warningIcon,
title: warningIcon
},
info: {
group: infoGroup,
icon: infoIcon,
title: infoIcon
},
dateRangeText: dateRangeText
};
}
private createChartGroup(svgRoot: Selection, type: DualKpiChartPositionType): IChartGroup {
let chartGroup: Selection = svgRoot
.append("g")
.attr("class", "chartGroup")
.classed(type === DualKpiChartPositionType.top ? "chartGroupTop" : "chartGroupBottom", true);
let chartArea = chartGroup
.append("path")
.attr("class", "area");
let yAxis = chartGroup
.append("g")
.attr("class", "axis");
let hoverLine = chartGroup
.append("line")
.attr("class", "hoverLine");
let hoverDataContainer: IHoverDataContainer = this.createHoverDataContainer(chartGroup);
let chartOverlay: IChartOverlay = this.createChartOverlay(chartGroup);
let zeroAxis = chartGroup
.append("path")
.attr("class", "zero-axis");
return {
group: chartGroup,
area: chartArea,
yAxis: yAxis,
hoverLine,
hoverDataContainer: hoverDataContainer,
chartOverlay: chartOverlay,
zeroAxis: zeroAxis
};
}
private createChartOverlay(chartGroup: Selection): IChartOverlay {
let chartOverlayTextGroup = chartGroup
.append("g")
.classed("group", true);
let title = chartOverlayTextGroup
.append("text")
.classed("data-title", true)
.attr("text-anchor", "middle");
let text = chartOverlayTextGroup
.append("text")
.classed("data-value", true)
.attr("text-anchor", "middle");
// this rect is always invisible, used for capture mouse and touch events
let chartOverlayRect = chartOverlayTextGroup
.append("rect")
.attr("style", "stroke: none; fill: #000;opacity:0;");
return {
group: chartOverlayTextGroup,
title: title,
text: text,
rect: chartOverlayRect,
rectTitle: chartOverlayTextGroup
};
}
private static getChartSize(viewport: IViewport): DualKpiSize {
const height: number = viewport.height,
width: number = viewport.width;
if (width < 215 || height < 110) {
return DualKpiSize.supersmall;
}
if (width < 245 || height < 130) {
return DualKpiSize.extrasmall;
}
if (width < 350 || height < 280) {
return DualKpiSize.small;
}
if (width < 450 || height < 450) {
return DualKpiSize.medium;
}
return DualKpiSize.large;
}
public update(options: VisualUpdateOptions) {
let dataView: DataView = this.dataView = options.dataViews && options.dataViews[0];
if (!dataView ||
!dataView.metadata ||
!dataView.metadata.columns) {
this.displayRootElement(false);
return;
}
let data: IDualKpiData = this.data = DualKpi.converter(this.dataView, this.localizationManager, this.colorHelper);
let availableHeight = options.viewport.height < 90 ? 90 : options.viewport.height,
availableWidth = options.viewport.width < 220 ? 220 : options.viewport.width,
chartWidth = availableWidth,
chartSpaceBetween, chartTitleSpace, iconOffset;
let size: DualKpiSize = DualKpi.getChartSize({ height: availableHeight, width: availableWidth });
switch (size) {
case DualKpiSize.large:
this.size = DualKpiSize.large;
this.sizeCssClass = "large";
iconOffset = -1;
chartSpaceBetween = 25;
chartTitleSpace = 46;
break;
case DualKpiSize.medium:
this.size = DualKpiSize.medium;
this.sizeCssClass = "medium";
iconOffset = -8;
chartSpaceBetween = 20;
chartTitleSpace = 30;
break;
case DualKpiSize.small:
this.size = DualKpiSize.small;
this.sizeCssClass = "small";
iconOffset = -6;
chartSpaceBetween = 15;
chartTitleSpace = 22;
break;
case DualKpiSize.extrasmall:
this.size = DualKpiSize.extrasmall;
this.sizeCssClass = "extra-small";
iconOffset = -8;
chartSpaceBetween = 12;
chartTitleSpace = 20;
break;
case DualKpiSize.supersmall:
this.size = DualKpiSize.supersmall;
this.sizeCssClass = "super-small";
iconOffset = -8;
chartSpaceBetween = 10;
chartTitleSpace = 18;
break;
default:
break;
}
this.titleSize = DualKpi.DefaultTitleSizes[this.sizeCssClass];
this.updateViewport({
width: availableWidth,
height: availableHeight
});
let chartHeight = (availableHeight - (chartSpaceBetween + chartTitleSpace)) / 2;
let topChartAxisConfig = { min: data.settings.dualKpiAxis.topChartAxisMin, max: data.settings.dualKpiAxis.topChartAxisMax };
let bottomChartAxisConfig = { min: data.settings.dualKpiAxis.bottomChartAxisMin, max: data.settings.dualKpiAxis.bottomChartAxisMax };
let topChartPercentChangeStartPoint = DualKpi.getPercentChangeStartPoint(data.topValues, data.topPercentCalcDate);
let bottomChartPercentChangeStartPoint = DualKpi.getPercentChangeStartPoint(data.bottomValues, data.bottomPercentCalcDate);
const wasDataSetRendered: boolean = data.topValues.length > 0 || data.bottomValues.length > 0;
this.displayRootElement(wasDataSetRendered);
if (data.settings.dualKpiProperties.topChartShow) {
this.chartGroupTop.group.classed(DualKpi.INVISIBLE, false);
this.chartGroupTop.hoverDataContainer.container.classed(DualKpi.INVISIBLE, true);
if (data.topValues.length > 0) {
this.drawChart({
element: this.chartGroupTop,
abbreviateValue: data.settings.dualKpiProperties.abbreviateValues,
abbreviateHoverValue: data.settings.dualKpiProperties.abbreviateHoverValues,
hoverDataPercentType: data.settings.dualKpiProperties.hoverDataPercentType,
axisConfig: topChartAxisConfig,
chartData: data.topValues,
chartTitle: data.topChartName,
chartType: data.settings.dualKpiChart.topChartType,
height: data.settings.dualKpiProperties.bottomChartShow && data.settings.dualKpiProperties.topChartShow ? chartHeight : chartHeight * 2 + chartSpaceBetween,
percentChangeStartPoint: topChartPercentChangeStartPoint,
showZeroLine: data.settings.dualKpiAxis.topChartZeroLine,
tooltipText: data.settings.dualKpiProperties.topChartToolTipText,
top: 0,
valueAsPercent: data.topValueAsPercent,
width: chartWidth,
position: DualKpiChartPositionType["top"],
showTextOverlay: data.settings.dualKpiValues.show,
showDefaultTextOverlay: !data.settings.dualKpiValues.showKpiValuesTop,
defaultTextOverlay: data.settings.dualKpiValues.topChartDefaultKpiValue,
fontSizeAutoFormattingTitle: data.settings.dualKpiTitleFormatting.fontSizeAutoFormatting,
fontSizeAutoFormattingValue: data.settings.dualKpiValueFormatting.fontSizeAutoFormatting,
titleFontSize: data.settings.dualKpiTitleFormatting.fontSize,
valueFontSize: data.settings.dualKpiValueFormatting.fontSize,
isBoldTitle: data.settings.dualKpiTitleFormatting.isBold,
isBoldValue: data.settings.dualKpiValueFormatting.isBold,
isItalicTitle: data.settings.dualKpiTitleFormatting.isItalic,
isItalicValue: data.settings.dualKpiValueFormatting.isItalic,
isUpperCasedTitle: data.settings.dualKpiTitleFormatting.upperCase,
fontFamilyTitle: data.settings.dualKpiTitleFormatting.fontFamily,
fontFamilyValue: data.settings.dualKpiValueFormatting.fontFamily
});
}
} else {
this.chartGroupTop.group.classed(DualKpi.INVISIBLE, true);
this.chartGroupTop.hoverDataContainer.container.classed(DualKpi.INVISIBLE, true);
}
if (data.settings.dualKpiProperties.bottomChartShow) {
// draw bottom chart
this.chartGroupBottom.group.classed(DualKpi.INVISIBLE, false);
this.chartGroupBottom.hoverDataContainer.container.classed(DualKpi.INVISIBLE, true);
if (data.bottomValues.length > 0) {
this.drawChart({
element: this.chartGroupBottom,
abbreviateValue: data.settings.dualKpiProperties.abbreviateValues,
abbreviateHoverValue: data.settings.dualKpiProperties.abbreviateHoverValues,
hoverDataPercentType: data.settings.dualKpiProperties.hoverDataPercentType,
axisConfig: bottomChartAxisConfig,
chartData: data.bottomValues,
chartTitle: data.bottomChartName,
chartType: data.settings.dualKpiChart.bottomChartType,
height: data.settings.dualKpiProperties.bottomChartShow && data.settings.dualKpiProperties.topChartShow ? chartHeight : chartHeight * 2 + chartSpaceBetween,
percentChangeStartPoint: bottomChartPercentChangeStartPoint,
showZeroLine: data.settings.dualKpiAxis.bottomChartZeroLine,
tooltipText: data.settings.dualKpiProperties.bottomChartToolTipText,
top: data.settings.dualKpiProperties.bottomChartShow && data.settings.dualKpiProperties.topChartShow ? chartHeight + chartSpaceBetween : 0,
valueAsPercent: data.bottomValueAsPercent,
width: chartWidth,
position: DualKpiChartPositionType["bottom"],
showTextOverlay: data.settings.dualKpiValues.show,
showDefaultTextOverlay: !data.settings.dualKpiValues.showKpiValuesBottom,
defaultTextOverlay: data.settings.dualKpiValues.bottomChartDefaultKpiValue,
fontSizeAutoFormattingTitle: data.settings.dualKpiTitleFormatting.fontSizeAutoFormatting,
fontSizeAutoFormattingValue: data.settings.dualKpiValueFormatting.fontSizeAutoFormatting,
titleFontSize: data.settings.dualKpiTitleFormatting.fontSize,
valueFontSize: data.settings.dualKpiValueFormatting.fontSize,
isBoldTitle: data.settings.dualKpiTitleFormatting.isBold,
isBoldValue: data.settings.dualKpiValueFormatting.isBold,
isItalicTitle: data.settings.dualKpiTitleFormatting.isItalic,
isItalicValue: data.settings.dualKpiValueFormatting.isItalic,
isUpperCasedTitle: data.settings.dualKpiTitleFormatting.upperCase,
fontFamilyTitle: data.settings.dualKpiTitleFormatting.fontFamily,
fontFamilyValue: data.settings.dualKpiValueFormatting.fontFamily
});
}
} else {
this.chartGroupBottom.group.classed(DualKpi.INVISIBLE, true);
this.chartGroupBottom.hoverDataContainer.container.classed(DualKpi.INVISIBLE, true);
}
if (wasDataSetRendered) {
this.drawBottomContainer(chartWidth, chartHeight, chartTitleSpace, chartSpaceBetween, iconOffset);
}
}
private displayRootElement(isRootElementVisible: boolean = true): void {
if (!this.svgRoot) {
return;
}
const display: string = isRootElementVisible
? null
: "none";
this.svgRoot.style("display", display);
}
private updateViewport(viewport: IViewport): void {
if (!this.viewport || (this.viewport.width !== viewport.width) || (this.viewport.height !== viewport.height)) {
this.svgRoot
.attr("width", viewport.width)
.attr("height", viewport.height);
}
this.viewport = viewport;
}
public enumerateObjectInstances(options: EnumerateVisualObjectInstancesOptions): VisualObjectInstance[] {
const instances: VisualObjectInstance[] = (DualKpiSettings.enumerateObjectInstances(this.data.settings || DualKpiSettings.getDefault(), options) as VisualObjectInstanceEnumerationObject).instances;
switch (options.objectName) {
case "dualKpiColorsBottom": {
if (this.data.settings.dualKpiColorsBottom.matchTopChartOptions
&& instances
&& instances[0]
&& instances[0].properties
) {
delete instances[0].properties["dataColor"];
delete instances[0].properties["textColor"];
delete instances[0].properties["opacity"];
}
break;
}
case "dualKpiTitleFormatting": {
if (this.data.settings.dualKpiTitleFormatting.fontSizeAutoFormatting) {
delete instances[0].properties["fontSize"];
}
break;
}
case "dualKpiValueFormatting": {
if (this.data.settings.dualKpiValueFormatting.fontSizeAutoFormatting) {
delete instances[0].properties["fontSize"];
}
break;
}
}
return instances || [];
}
private static validateOpacity(opacity: number): number {
if (opacity < this.OPACITY_MIN) {
return this.OPACITY_MIN;
} else if (opacity > this.OPACITY_MAX) {
return this.OPACITY_MAX;
} else {
return opacity;
}
}
private static getDaysBetween(date1: Date, date2: Date): number {
let oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds
let dayRange = Math.round(Math.abs(date1.getTime() - date2.getTime()) / oneDay);
return dayRange;
}
private static percentFormatter(value: number, showPlusMinus?: boolean): string {
let prefix = value >= 0 ? "+" : "",
valueString = (Math.floor(value * 10) / 10) + "%";
if (showPlusMinus) {
valueString = prefix + valueString;
}
return valueString;
}
private static getPercentChange(startValue: number, endValue: number): string {
if (startValue === 0) {
return "n/a";
}
let diff = endValue - startValue;
let percentChange = Math.abs(diff / startValue);
if (endValue < startValue) {
percentChange = percentChange * -1;
}
return this.percentFormatter(percentChange * 100, true);
}
private static getPercentChangeStartPoint(chartData: Array<IDualKpiDataPoint>, percentCalcDate: Date): IDualKpiDataPoint {
if (percentCalcDate !== null) {
let closestIndex = 0,
percentCalcDateTime = percentCalcDate.getTime(),
i, currTime;
// keep track of closest date to configured date
// as soon as we find a date that is more recent than configured date
// break and use the last date that was older than configured date.
// always break if we find a date that is exactly equal
for (i = 0; i < chartData.length; i++) {
currTime = chartData[i].date.getTime();
if (currTime === percentCalcDateTime) {
closestIndex = i;
break;
}
else if (currTime < percentCalcDateTime) {
closestIndex = i;
}
else {
break;
}
}
return chartData[closestIndex];
}
return chartData[0];
}
private static getFormatSymbol(format: string): string {
let symbolPatterns: string[] = [
"[$]", // dollar sign
"[€]", // euro sign
"[£]", // british pound sign
"[¥]", // yen / yuan sign
"[₩]", // korean won sign
"[%]", // percent sign
];
let symbolMatcher: RegExp = new RegExp(symbolPatterns.join("|"), "g");
let match = symbolMatcher.exec(format);
if (!match) {
return undefined;
}
else {
return match[0];
}
}
private static parseSettings(dataView: DataView, localizationManager: ILocalizationManager, colorHelper: ColorHelper): DualKpiSettings {
let settings: DualKpiSettings = DualKpiSettings.parse<DualKpiSettings>(dataView);
if (settings.dualKpiProperties.titleText === null) {
settings.dualKpiProperties.titleText = localizationManager.getDisplayName("Visual_Default_Title");
}
if (settings.dualKpiProperties.warningTooltipText === null) {
settings.dualKpiProperties.warningTooltipText = localizationManager.getDisplayName("Visual_Default_WarningTooltipText");
}
settings.dualKpiColors.opacity = DualKpi.validateOpacity(settings.dualKpiColors.opacity);
settings.dualKpiColorsBottom.opacity = DualKpi.validateOpacity(settings.dualKpiColorsBottom.opacity);
settings.dualKpiColors.dataColor = colorHelper.getHighContrastColor("foreground", settings.dualKpiColors.dataColor);
settings.dualKpiColors.textColor = colorHelper.getHighContrastColor("foreground", settings.dualKpiColors.textColor);
settings.dualKpiColorsBottom.dataColor = colorHelper.getHighContrastColor("foreground", settings.dualKpiColorsBottom.dataColor);
settings.dualKpiColorsBottom.textColor = colorHelper.getHighContrastColor("foreground", settings.dualKpiColorsBottom.textColor);
return settings;
}
private static converter(dataView: DataView, localizationManager: ILocalizationManager, colorHelper: ColorHelper): IDualKpiData {
let data = {} as IDualKpiData;
let topValueFormatSymbol = "";
let bottomValueFormatSymbol = "";
data.settings = DualKpi.parseSettings(dataView, localizationManager, colorHelper);
if (data.settings.dualKpiColorsBottom.matchTopChartOptions) {
data.settings.dualKpiColorsBottom.dataColor = data.settings.dualKpiColors.dataColor;
data.settings.dualKpiColorsBottom.opacity = data.settings.dualKpiColors.opacity;
data.settings.dualKpiColorsBottom.textColor = data.settings.dualKpiColors.textColor;
}
data.topValues = [];
data.bottomValues = [];
let axisCol = -1, topValuesCol = -1, bottomValuesCol = -1, warningStateCol = -1,
topPercentDateCol = -1, bottomPercentDateCol = -1;
const categories = dataView.categorical.categories;
for (let i: number = 0; i < categories.length; i++) {
let col: DataViewCategoryColumn = categories[i];
if (col.source && col.source.roles) {
if (col.source.roles["axis"]) {
axisCol = i;
}
if (col.source.roles["toppercentdate"]) {
topPercentDateCol = i;
}
if (col.source.roles["bottompercentdate"]) {
bottomPercentDateCol = i;
}
}
}
const values = dataView.categorical.values;
for (let i: number = 0; i < values.length; i++) {
let col: DataViewValueColumn = values[i];
if (col.source && col.source.roles) {
if (col.source.roles["topvalues"]) {
topValuesCol = i;
data.topChartName = col.source.displayName;
topValueFormatSymbol = this.getFormatSymbol(col.source.format);
}
if (col.source.roles["bottomvalues"]) {
bottomValuesCol = i;
data.bottomChartName = col.source.displayName;
bottomValueFormatSymbol = this.getFormatSymbol(col.source.format);
}
if (col.source.roles["warningstate"]) {
warningStateCol = i;
}
}
}
const rowsLength = categories.length > 0 ? categories[0].values.length : (values.length > 0 ? values[0].values.length : 0);
data.topValueAsPercent = topValueFormatSymbol === "%" ? true : false;
data.bottomValueAsPercent = bottomValueFormatSymbol === "%" ? true : false;
// if percent dates are in data use that, otherwise get from formatting pane/default values
data.topPercentCalcDate = topPercentDateCol > -1 && categories[topPercentDateCol].values[0] ? new Date(<any>categories[topPercentDateCol].values[0]) : new Date(data.settings.dualKpiProperties.topPercentCalcDate);
data.bottomPercentCalcDate = bottomPercentDateCol > -1 && categories[bottomPercentDateCol].values[0] ? new Date(<any>categories[bottomPercentDateCol].values[0]) : new Date(data.settings.dualKpiProperties.bottomPercentCalcDate);
for (let i: number = 0; i < rowsLength; i++) {
let date = null;
if (axisCol > -1) {
let timestamp: number = Date.parse(<any>categories[axisCol].values[i]);
if (!isNaN(timestamp)) {
date = new Date(timestamp);
} else {
continue;
}
} else {
date = new Date();
}
let topValue = topValuesCol > -1 ? <any>values[topValuesCol].values[i] : 0;
let bottomValue = bottomValuesCol > -1 ? <any>values[bottomValuesCol].values[i] : 0;
if (data.topValueAsPercent) {
topValue *= 100;
}
if (data.bottomValueAsPercent) {
bottomValue *= 100;
}
data.topValues.push({
date: date,
value: topValue
});
data.bottomValues.push({
date: date,
value: bottomValue
});
}
if ((warningStateCol > -1) && (rowsLength > 0)) {
data.warningState = <any>values[warningStateCol].values[rowsLength - 1];
}
const sortBy = (key) => {
return (a, b) => (a[key] > b[key]) ? 1 : ((b[key] > a[key]) ? -1 : 0);
};
data.topValues.sort(sortBy("date"));
data.bottomValues.sort(sortBy("date"));
return data;
}
private createHoverDataContainer(chartGroup: Selection): IHoverDataContainer {
let hoverDataContainer = chartGroup.append("g")
.attr("class", "hover-data-container")
.classed(DualKpi.INVISIBLE, true);
let date = hoverDataContainer.append("text")
.attr("class", "hover-text date")
.text("0");
let text = hoverDataContainer.append("text")
.attr("class", "hover-text value")
.attr("text-anchor", "middle")
.text("0");
let percent = hoverDataContainer.append("text")
.attr("class", "hover-text percent")
.attr("text-anchor", "end")
.text("0");
return {
container: hoverDataContainer,
date: date,
text: text,
percent: percent
};
}
private updateHoverDataContainer(hoverDataContainer: IHoverDataContainer, chartBottom: number, chartLeft: number, chartWidth: number, isTopChart: boolean): void {
const textColor: string = isTopChart ? this.data.settings.dualKpiColors.textColor : this.data.settings.dualKpiColorsBottom.textColor;
let hoverDate: Selection = hoverDataContainer.date;
let centerX = chartWidth / 2;
if (chartWidth < 300) {
centerX *= 0.85;
}
hoverDate
.attr("class", "hover-text date")
.classed(this.sizeCssClass, true)
.attr("fill", textColor)
.text("0");
let hoverValue: Selection = hoverDataContainer.text;
hoverValue
.attr("class", "hover-text value")
.classed(this.sizeCssClass, true)
.attr("transform", `translate(${centerX},0)`)
.attr("fill", textColor)
.text("0");
let hoverPercent: Selection = hoverDataContainer.percent;
hoverPercent
.attr("class", "hover-text percent")
.classed(this.sizeCssClass, true)
.text("0")
.attr("fill", textColor)
.attr("transform", "translate(" + (chartWidth) + ",0)");
hoverDataContainer.container
.attr("transform", "translate(" + 0 + "," + (chartBottom + this.titleSize - 2) + ")");
}
private showHoverData(hoverDataContainer: IHoverDataContainer, dataPoint: IDualKpiDataPoint, latestValue: number, hoverDataPercentType: PercentType, valueAsPercent: boolean, abbreviateValue: boolean) {
let hoverDate: Selection = hoverDataContainer.date;
hoverDate
.datum(dataPoint)
.text((d: IDualKpiDataPoint) => this.timeFormatter(d.date));
let hoverValue: Selection = hoverDataContainer.text;
hoverValue
.datum(dataPoint)
.text((d: IDualKpiDataPoint) => {
let value = abbreviateValue ? this.valueFormatter(d.value) : this.commaNumberFormatter(Math.round(d.value));
if (valueAsPercent) {
return DualKpi.percentFormatter(d.value);
}