import { ElementRef, TemplateRef } from '@angular/core';
import * as i0 from "@angular/core";
export interface VectorItem {
    x: number;
    y: number;
    vx: number;
    vy: number;
    magnitude?: number;
    color?: string;
}
export interface ComputedVector {
    raw: VectorItem;
    index: number;
    px: number;
    py: number;
    xStart: number;
    yStart: number;
    xEnd: number;
    yEnd: number;
    arrowHeadPath: string;
    magnitude: number;
    angleDeg: number;
    color: string;
}
export declare class VectorPlotComponent {
    data: import("@angular/core").InputSignal<VectorItem[]>;
    gridSize: import("@angular/core").InputSignal<number>;
    height: import("@angular/core").InputSignal<number>;
    colors: import("@angular/core").InputSignal<string[]>;
    showGrid: import("@angular/core").InputSignal<boolean>;
    showExport: import("@angular/core").InputSignal<boolean>;
    tooltipTemplate: import("@angular/core").InputSignal<TemplateRef<any> | null>;
    containerWidth: import("@angular/core").WritableSignal<number>;
    hoveredIndex: import("@angular/core").WritableSignal<number | null>;
    tooltip: import("@angular/core").WritableSignal<any>;
    tooltipX: import("@angular/core").WritableSignal<number>;
    tooltipY: import("@angular/core").WritableSignal<number>;
    exportMenuOpen: import("@angular/core").WritableSignal<boolean>;
    svgEl: import("@angular/core").Signal<ElementRef<SVGElement> | undefined>;
    margin: import("@angular/core").Signal<{
        top: number;
        right: number;
        bottom: number;
        left: number;
    }>;
    svgHeight: import("@angular/core").Signal<number>;
    innerW: import("@angular/core").Signal<number>;
    innerH: import("@angular/core").Signal<number>;
    computedVectors: import("@angular/core").Signal<ComputedVector[]>;
    constructor();
    private interpolateColor;
    onSvgMouseMove(event: MouseEvent): void;
    onMouseLeave(): void;
    toggleExportMenu(event: MouseEvent): void;
    closeExportMenu(): void;
    onExport(type: 'json' | 'csv' | 'svg' | 'pdf'): void;
    exportToCsv(): void;
    exportToJson(): void;
    exportToSvg(): void;
    exportToPdf(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<VectorPlotComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VectorPlotComponent, "ngx-vector-plot", never, { "data": { "alias": "data"; "required": false; "isSignal": true; }; "gridSize": { "alias": "gridSize"; "required": false; "isSignal": true; }; "height": { "alias": "height"; "required": false; "isSignal": true; }; "colors": { "alias": "colors"; "required": false; "isSignal": true; }; "showGrid": { "alias": "showGrid"; "required": false; "isSignal": true; }; "showExport": { "alias": "showExport"; "required": false; "isSignal": true; }; "tooltipTemplate": { "alias": "tooltipTemplate"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}