import { ElementRef } from '@angular/core';
import type { ExportFormat } from '../shared/chart-export-menu.component';
import { fmtNum } from '../shared/chart-utils';
import * as i0 from "@angular/core";
export interface ScatterPoint {
    x: number;
    y: number;
    label?: string;
    group?: string;
    size?: number;
}
export declare class ScatterPlotComponent {
    private readonly exportSvc;
    PAD_LEFT: number;
    PAD_TOP: number;
    PAD_RIGHT: number;
    PAD_BOTTOM: number;
    data: import("@angular/core").InputSignal<ScatterPoint[]>;
    xTitle: import("@angular/core").InputSignal<string>;
    yTitle: import("@angular/core").InputSignal<string>;
    height: import("@angular/core").InputSignal<number>;
    showGrid: import("@angular/core").InputSignal<boolean>;
    showLegend: import("@angular/core").InputSignal<boolean>;
    theme: import("@angular/core").InputSignal<"light" | "dark">;
    colors: import("@angular/core").InputSignal<string[]>;
    showExport: import("@angular/core").InputSignal<boolean>;
    hoveredPointIndex: import("@angular/core").WritableSignal<number | null>;
    tooltip: import("@angular/core").WritableSignal<{
        x: number;
        y: number;
        label?: string;
        group?: string;
        xVal: number;
        yVal: number;
        color: string;
    } | null>;
    svgEl: import("@angular/core").Signal<ElementRef<SVGElement> | undefined>;
    private container;
    innerW: import("@angular/core").Signal<number>;
    innerH: import("@angular/core").Signal<number>;
    uniqueGroups: import("@angular/core").Signal<string[]>;
    groupColor(groupName?: string): string;
    private xValues;
    private xMin;
    private xMax;
    xTicks: import("@angular/core").Signal<number[]>;
    private yValues;
    private yMin;
    private yMax;
    yTicks: import("@angular/core").Signal<number[]>;
    xPos(x: number): number;
    yPos(y: number): number;
    scaledPoints: import("@angular/core").Signal<{
        cx: number;
        cy: number;
        r: number;
        color: string;
        raw: ScatterPoint;
    }[]>;
    onPointHover(event: MouseEvent, pt: ScatterPoint, index: number): void;
    onMouseLeave(): void;
    ptX(t: {
        xVal: number;
    }): number;
    ptY(t: {
        yVal: number;
    }): number;
    onExport(type: ExportFormat): void;
    exportToJson(): void;
    exportToCsv(): void;
    exportToSvg(): void;
    exportToPdf(): void;
    readonly fmtNum: typeof fmtNum;
    static ɵfac: i0.ɵɵFactoryDeclaration<ScatterPlotComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ScatterPlotComponent, "ngx-scatter-plot", never, { "data": { "alias": "data"; "required": false; "isSignal": true; }; "xTitle": { "alias": "xTitle"; "required": false; "isSignal": true; }; "yTitle": { "alias": "yTitle"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "showGrid": { "alias": "showGrid"; "required": false; "isSignal": true; }; "showLegend": { "alias": "showLegend"; "required": false; "isSignal": true; }; "theme": { "alias": "theme"; "required": false; "isSignal": true; }; "colors": { "alias": "colors"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}