{"version":3,"file":"primeng-chart.mjs","sources":["../../src/app/components/chart/chart.ts","../../src/app/components/chart/primeng-chart.ts"],"sourcesContent":["import { NgModule, Component, ElementRef, AfterViewInit, OnDestroy, Input, Output, EventEmitter, ChangeDetectionStrategy, ViewEncapsulation, Inject, PLATFORM_ID, NgZone, booleanAttribute } from '@angular/core';\nimport { CommonModule, isPlatformBrowser } from '@angular/common';\nimport Chart from 'chart.js/auto';\n/**\n * Chart groups a collection of contents in tabs.\n * @group Components\n */\n@Component({\n    selector: 'p-chart',\n    template: `\n        <div style=\"position:relative\" [style.width]=\"responsive && !width ? null : width\" [style.height]=\"responsive && !height ? null : height\">\n            <canvas role=\"img\" [attr.aria-label]=\"ariaLabel\" [attr.aria-labelledby]=\"ariaLabelledBy\" [attr.width]=\"responsive && !width ? null : width\" [attr.height]=\"responsive && !height ? null : height\" (click)=\"onCanvasClick($event)\"></canvas>\n        </div>\n    `,\n    changeDetection: ChangeDetectionStrategy.OnPush,\n    encapsulation: ViewEncapsulation.None,\n    host: {\n        class: 'p-element'\n    }\n})\nexport class UIChart implements AfterViewInit, OnDestroy {\n    /**\n     * Type of the chart.\n     * @group Props\n     */\n    @Input() type: string | undefined;\n    /**\n     * Array of per-chart plugins to customize the chart behaviour.\n     * @group Props\n     */\n    @Input() plugins: any[] = [];\n    /**\n     * Width of the chart.\n     * @group Props\n     */\n    @Input() width: string | undefined;\n    /**\n     * Height of the chart.\n     * @group Props\n     */\n    @Input() height: string | undefined;\n    /**\n     * Whether the chart is redrawn on screen size change.\n     * @group Props\n     */\n    @Input({ transform: booleanAttribute }) responsive: boolean = true;\n    /**\n     * Used to define a string that autocomplete attribute the current element.\n     * @group Props\n     */\n    @Input() ariaLabel: string | undefined;\n    /**\n     * Establishes relationships between the component and label(s) where its value should be one or more element IDs.\n     * @group Props\n     */\n    @Input() ariaLabelledBy: string | undefined;\n    /**\n     * Data to display.\n     * @group Props\n     */\n    @Input() get data(): any {\n        return this._data;\n    }\n    set data(val: any) {\n        this._data = val;\n        this.reinit();\n    }\n    /**\n     * Options to customize the chart.\n     * @group Props\n     */\n    @Input() get options(): any {\n        return this._options;\n    }\n    set options(val: any) {\n        this._options = val;\n        this.reinit();\n    }\n    /**\n     * Callback to execute when an element on chart is clicked.\n     * @group Emits\n     */\n    @Output() onDataSelect: EventEmitter<any> = new EventEmitter<any>();\n\n    isBrowser: boolean = false;\n\n    initialized: boolean | undefined;\n\n    _data: any;\n\n    _options: any = {};\n\n    chart: any;\n\n    constructor(@Inject(PLATFORM_ID) private platformId: any, public el: ElementRef, private zone: NgZone) {}\n\n    ngAfterViewInit() {\n        this.initChart();\n        this.initialized = true;\n    }\n\n    onCanvasClick(event: Event) {\n        if (this.chart) {\n            const element = this.chart.getElementsAtEventForMode(event, 'nearest', { intersect: true }, false);\n            const dataset = this.chart.getElementsAtEventForMode(event, 'dataset', { intersect: true }, false);\n\n            if (element && element[0] && dataset) {\n                this.onDataSelect.emit({ originalEvent: event, element: element[0], dataset: dataset });\n            }\n        }\n    }\n\n    initChart() {\n        if (isPlatformBrowser(this.platformId)) {\n            let opts = this.options || {};\n            opts.responsive = this.responsive;\n\n            // allows chart to resize in responsive mode\n            if (opts.responsive && (this.height || this.width)) {\n                opts.maintainAspectRatio = false;\n            }\n\n            this.zone.runOutsideAngular(() => {\n                this.chart = new Chart(this.el.nativeElement.children[0].children[0], {\n                    type: this.type,\n                    data: this.data,\n                    options: this.options,\n                    plugins: this.plugins\n                });\n            });\n        }\n    }\n\n    getCanvas() {\n        return this.el.nativeElement.children[0].children[0];\n    }\n\n    getBase64Image() {\n        return this.chart.toBase64Image();\n    }\n\n    generateLegend() {\n        if (this.chart) {\n            return this.chart.generateLegend();\n        }\n    }\n\n    refresh() {\n        if (this.chart) {\n            this.chart.update();\n        }\n    }\n\n    reinit() {\n        if (this.chart) {\n            this.chart.destroy();\n            this.initChart();\n        }\n    }\n\n    ngOnDestroy() {\n        if (this.chart) {\n            this.chart.destroy();\n            this.initialized = false;\n            this.chart = null;\n        }\n    }\n}\n\n@NgModule({\n    imports: [CommonModule],\n    exports: [UIChart],\n    declarations: [UIChart]\n})\nexport class ChartModule {}\n","/**\n * Generated bundle index. 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