import { OnInit, OnDestroy, AfterViewInit, ElementRef, OnChanges, SimpleChanges, NgZone } from '@angular/core'; import * as i0 from "@angular/core"; export declare type NcAnimationTypeType = 'rotate' | 'hover' | '3drotate'; export interface NcOffset { x: number; y: number; } export declare class PrismBackgroundComponent implements OnInit, AfterViewInit, OnDestroy, OnChanges { private ngZone; containerRef: ElementRef; /** 棱镜高度（1-8） */ ncHeight: number; /** 棱镜基础宽度（1-8） */ ncBaseWidth: number; /** 动画类型：rotate, hover, 3drotate */ ncAnimationType: NcAnimationTypeType; /** 发光强度（0-3） */ ncGlow: number; /** 偏移量 {x, y} */ ncOffset: NcOffset; /** 噪点强度（0-1） */ ncNoise: number; /** 画布是否具有 alpha 通道（透明背景） */ private _transparent; set ncTransparent(val: boolean | string); get ncTransparent(): boolean; /** 棱镜在屏幕空间中的整体比例（1-5） */ ncScale: number; /** 色相偏移（-3.14-3.14） */ ncHueShift: number; /** 颜色变化频率（0-4） */ ncColorFrequency: number; /** 悬停反馈强度 */ ncHoverStrength: number; /** 悬停缓动系数（0-1，数值越高反应越灵敏） */ ncInertia: number; /** 在光泽之上叠加额外的光晕效果（0.5-2） */ ncBloom: number; /** 若不在屏幕中，是否挂起以节省性能 */ private _suspendWhenOffscreen; set ncSuspendWhenOffscreen(val: boolean | string); get ncSuspendWhenOffscreen(): boolean; /** 动画速度（0-2） */ ncTimeScale: number; /** 背景颜色 */ ncBgColor: string; private renderer; private camera; private scene; private material; private mesh; private resizeObserver; private intersectionObserver; private rafId; private dpr; private pointer; private yaw; private pitch; private roll; private targetYaw; private targetPitch; private wX; private wY; private wZ; private phX; private phZ; private isVisible; private t0; constructor(ngZone: NgZone); ngOnInit(): void; ngAfterViewInit(): void; ngOnDestroy(): void; ngOnChanges(changes: SimpleChanges): void; private initWebGL; private updateUniforms; private setupResizeObserver; private setupIntersectionObserver; private lerp; private setMat3FromEuler; private renderLoop; private startRAF; private stopRAF; private cleanup; private get geometry(); onPointerMove(e: PointerEvent): void; onMouseLeave(): void; onBlur(): void; static ɵfac: i0.ɵɵFactoryDeclaration; static ɵcmp: i0.ɵɵComponentDeclaration; }