import * as _angular_core from '@angular/core';
import { AfterViewInit, ElementRef } from '@angular/core';
import * as i2 from '@angular/common';

type NcDirectionType = 'right' | 'left' | 'up' | 'down' | 'diagonal';
type NcShapeType = 'square' | 'hexagon' | 'triangle' | 'circle';
declare class ShapeGridBackgroundComponent implements AfterViewInit {
    canvasRef: ElementRef<HTMLCanvasElement>;
    /** 动画移动方向，可选值：right, left, up, down, diagonal */
    ncDirection: _angular_core.InputSignal<NcDirectionType>;
    /** 动画移动速度（0.1-2） */
    ncSpeed: _angular_core.InputSignal<number>;
    /** 网格边框颜色 */
    ncBorderColor: _angular_core.InputSignal<string>;
    /** 形状大小（10-100） */
    ncSquareSize: _angular_core.InputSignal<number>;
    /** 悬停时的填充颜色 */
    ncHoverFillColor: _angular_core.InputSignal<string>;
    /** 形状类型，可选值：square, hexagon, triangle, circle */
    ncShape: _angular_core.InputSignal<NcShapeType>;
    /** 鼠标悬停尾迹长度（0-20） */
    ncHoverTrailAmount: _angular_core.InputSignal<number>;
    /** 背景色 */
    ncBgColor: _angular_core.InputSignal<string>;
    private ctx;
    private rafId;
    private resizeObserver;
    private intersectionObserver;
    private removeVisibilityListener;
    private isVisible;
    private gridOffset;
    private hoveredSquare;
    private trailCells;
    private cellOpacities;
    private readonly document;
    private readonly destroyRef;
    private readonly ngZone;
    private readonly renderer;
    private readonly isBrowser;
    constructor();
    ngAfterViewInit(): void;
    private setupResizeObserver;
    private setupIntersectionObserver;
    private onVisibilityChange;
    private resizeCanvas;
    private drawHex;
    private drawCircle;
    private drawTriangle;
    private drawGrid;
    private startAnimation;
    private stopAnimation;
    private updateAnimation;
    private updateCellOpacities;
    private cleanup;
    onMouseMove(event: MouseEvent): void;
    onMouseLeave(): void;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<ShapeGridBackgroundComponent, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<ShapeGridBackgroundComponent, "nc-shape-grid-background", never, { "ncDirection": { "alias": "ncDirection"; "required": false; "isSignal": true; }; "ncSpeed": { "alias": "ncSpeed"; "required": false; "isSignal": true; }; "ncBorderColor": { "alias": "ncBorderColor"; "required": false; "isSignal": true; }; "ncSquareSize": { "alias": "ncSquareSize"; "required": false; "isSignal": true; }; "ncHoverFillColor": { "alias": "ncHoverFillColor"; "required": false; "isSignal": true; }; "ncShape": { "alias": "ncShape"; "required": false; "isSignal": true; }; "ncHoverTrailAmount": { "alias": "ncHoverTrailAmount"; "required": false; "isSignal": true; }; "ncBgColor": { "alias": "ncBgColor"; "required": false; "isSignal": true; }; }, {}, never, ["*"], true, never>;
}

declare class NcShapeGridBackgroundModule {
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<NcShapeGridBackgroundModule, never>;
    static ɵmod: _angular_core.ɵɵNgModuleDeclaration<NcShapeGridBackgroundModule, never, [typeof ShapeGridBackgroundComponent, typeof i2.CommonModule], [typeof ShapeGridBackgroundComponent]>;
    static ɵinj: _angular_core.ɵɵInjectorDeclaration<NcShapeGridBackgroundModule>;
}

export { NcShapeGridBackgroundModule, ShapeGridBackgroundComponent };
export type { NcDirectionType, NcShapeType };