angular-google-charts
Version:
A wrapper of the Google Charts library written with Angular 6
187 lines • 15.3 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/// <reference types="google.visualization"/>
/// <reference types="google.visualization"/>
import { Component, ElementRef, Input, ChangeDetectionStrategy } from '@angular/core';
import { ScriptLoaderService } from '../script-loader/script-loader.service';
import { RawChartComponent } from '../raw-chart/raw-chart.component';
export class GoogleChartComponent extends RawChartComponent {
/**
* @param {?} element
* @param {?} loaderService
*/
constructor(element, loaderService) {
super(element, loaderService);
this.roles = new Array();
this.width = undefined;
this.height = undefined;
this.options = {};
}
/**
* @return {?}
*/
ngOnInit() {
if (this.type == null) {
throw new Error('Can\'t create a Google Chart without specifying a type!');
}
if (this.data == null) {
throw new Error('Can\'t create a Google Chart without data!');
}
this.chartData = {
chartType: this.type
};
this.loaderService.onReady.subscribe((/**
* @return {?}
*/
() => {
this.createChart();
}));
}
/**
* @return {?}
*/
ngOnChanges() {
if (this.wrapper) {
this.chartData = {
chartType: this.type,
dataTable: this.getDataTable(),
options: this.parseOptions()
};
}
super.ngOnChanges();
}
/**
* @protected
* @return {?}
*/
parseOptions() {
return Object.assign({ title: this.title, width: this.width, height: this.height }, this.options);
}
/**
* @protected
* @return {?}
*/
createChart() {
this.loadNeededPackages().subscribe((/**
* @return {?}
*/
() => {
this.chartData = {
chartType: this.type,
dataTable: this.getDataTable(),
options: this.parseOptions()
};
this.wrapper = new google.visualization.ChartWrapper();
this.updateChart();
}));
}
/**
* @protected
* @return {?}
*/
getDataTable() {
if (this.columnNames) {
/** @type {?} */
const columns = this.parseRoles(this.columnNames);
this.firstRowIsData = false;
return [columns, ...this.data];
}
else {
this.firstRowIsData = true;
return this.data;
}
}
/**
* @private
* @param {?} columnNames
* @return {?}
*/
parseRoles(columnNames) {
/** @type {?} */
const columnNamesWithRoles = columnNames.slice();
if (this.roles) {
// Roles must be copied to avoid modifying the index everytime there's a change from ngOnChanges.
/** @type {?} */
const copyRoles = this.roles.map((/**
* @param {?} role
* @return {?}
*/
role => Object.assign({}, role)));
copyRoles.forEach((/**
* @param {?} role
* @return {?}
*/
role => {
/** @type {?} */
const roleData = {
type: role.type,
role: role.role
};
if (role.p) {
roleData.p = role.p;
}
if (role.index != null) {
columnNamesWithRoles.splice(role.index + 1, 0, roleData);
for (const otherRole of copyRoles) {
if (otherRole === role) {
continue;
}
if (otherRole.index > role.index) {
otherRole.index++;
}
}
}
else {
columnNamesWithRoles.push(roleData);
}
}));
}
return columnNamesWithRoles;
}
}
GoogleChartComponent.decorators = [
{ type: Component, args: [{
// tslint:disable-next-line:component-selector
selector: 'google-chart',
template: '',
exportAs: 'google-chart',
changeDetection: ChangeDetectionStrategy.OnPush,
styles: [':host { width: fit-content; display: block; }']
}] }
];
/** @nocollapse */
GoogleChartComponent.ctorParameters = () => [
{ type: ElementRef },
{ type: ScriptLoaderService }
];
GoogleChartComponent.propDecorators = {
data: [{ type: Input }],
columnNames: [{ type: Input }],
roles: [{ type: Input }],
title: [{ type: Input }],
width: [{ type: Input }],
height: [{ type: Input }],
options: [{ type: Input }],
type: [{ type: Input }]
};
if (false) {
/** @type {?} */
GoogleChartComponent.prototype.data;
/** @type {?} */
GoogleChartComponent.prototype.columnNames;
/** @type {?} */
GoogleChartComponent.prototype.roles;
/** @type {?} */
GoogleChartComponent.prototype.title;
/** @type {?} */
GoogleChartComponent.prototype.width;
/** @type {?} */
GoogleChartComponent.prototype.height;
/** @type {?} */
GoogleChartComponent.prototype.options;
/** @type {?} */
GoogleChartComponent.prototype.type;
}
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display: block; }'],\r\n  exportAs: 'google-chart',\r\n  changeDetection: ChangeDetectionStrategy.OnPush\r\n})\r\nexport class GoogleChartComponent extends RawChartComponent implements OnInit, OnChanges {\r\n  @Input()\r\n  data: Array<Array<string | number>>;\r\n\r\n  @Input()\r\n  columnNames: Array<string>;\r\n\r\n  @Input()\r\n  roles: Array<Role> = new Array();\r\n\r\n  @Input()\r\n  title: string;\r\n\r\n  @Input()\r\n  width: number = undefined;\r\n\r\n  @Input()\r\n  height: number = undefined;\r\n\r\n  @Input()\r\n  options: any = {};\r\n\r\n  @Input()\r\n  type: string;\r\n\r\n  constructor(element: ElementRef, loaderService: ScriptLoaderService) {\r\n    super(element, loaderService);\r\n  }\r\n\r\n  ngOnInit() {\r\n    if (this.type == null) {\r\n      throw new Error('Can\\'t create a Google Chart without specifying a type!');\r\n    }\r\n    if (this.data == null) {\r\n      throw new Error('Can\\'t create a Google Chart without data!');\r\n    }\r\n\r\n    this.chartData = {\r\n      chartType: this.type\r\n    };\r\n\r\n    this.loaderService.onReady.subscribe(() => {\r\n      this.createChart();\r\n    });\r\n  }\r\n\r\n  ngOnChanges() {\r\n    if (this.wrapper) {\r\n      this.chartData = {\r\n        chartType: this.type,\r\n        dataTable: this.getDataTable(),\r\n        options: this.parseOptions()\r\n      };\r\n    }\r\n\r\n    super.ngOnChanges();\r\n  }\r\n\r\n  protected parseOptions(): any {\r\n    return {\r\n      title: this.title,\r\n      width: this.width,\r\n      height: this.height,\r\n      ...this.options\r\n    };\r\n  }\r\n\r\n  protected createChart() {\r\n    this.loadNeededPackages().subscribe(() => {\r\n      this.chartData = {\r\n        chartType: this.type,\r\n        dataTable: this.getDataTable(),\r\n        options: this.parseOptions()\r\n      };\r\n\r\n      this.wrapper = new google.visualization.ChartWrapper();\r\n      this.updateChart();\r\n    });\r\n  }\r\n\r\n  protected getDataTable(): Array<any> {\r\n    if (this.columnNames) {\r\n      const columns = this.parseRoles(this.columnNames);\r\n      this.firstRowIsData = false;\r\n      return [columns, ...this.data];\r\n    } else {\r\n      this.firstRowIsData = true;\r\n      return this.data;\r\n    }\r\n  }\r\n\r\n  private parseRoles(columnNames: any[]): any[] {\r\n    const columnNamesWithRoles = columnNames.slice();\r\n    if (this.roles) {\r\n      // Roles must be copied to avoid modifying the index everytime there's a change from ngOnChanges.\r\n      const copyRoles = this.roles.map(role => Object.assign({}, role));\r\n      copyRoles.forEach(role => {\r\n        const roleData: Role = {\r\n          type: role.type,\r\n          role: role.role\r\n        };\r\n        if (role.p) {\r\n          roleData.p = role.p;\r\n        }\r\n        if (role.index != null) {\r\n          columnNamesWithRoles.splice(role.index + 1, 0, roleData);\r\n\r\n          for (const otherRole of copyRoles) {\r\n            if (otherRole === role) {\r\n              continue;\r\n            }\r\n\r\n            if (otherRole.index > role.index) {\r\n              otherRole.index++;\r\n            }\r\n          }\r\n        } else {\r\n          columnNamesWithRoles.push(roleData);\r\n        }\r\n      });\r\n    }\r\n\r\n    return columnNamesWithRoles;\r\n  }\r\n}\r\n"]}