import { BooleanInput, NgtObjectProps, NgtObjectPropsState, NgtRenderState, Ref } from '@angular-three/core';
import { EventEmitter, TemplateRef } from '@angular/core';
import * as THREE from 'three';
import * as i0 from "@angular/core";
export interface NgtSobaGizmoHelperState extends NgtObjectPropsState<THREE.Group> {
    virtualCamera: Ref<THREE.OrthographicCamera>;
    virtualScene: Ref<THREE.Scene>;
    raycast: THREE.Object3D['raycast'];
    alignment: 'top-left' | 'top-right' | 'bottom-right' | 'bottom-left';
    margin: [number, number];
    renderPriority: number;
    autoClear: boolean;
}
export declare class NgtSobaGizmoHelperContent {
    templateRef: TemplateRef<{
        gizmo: THREE.Group;
    }>;
    constructor(templateRef: TemplateRef<{
        gizmo: THREE.Group;
    }>);
    static ngTemplateContextGuard(dir: NgtSobaGizmoHelperContent, ctx: any): ctx is {
        gizmo: THREE.Group;
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtSobaGizmoHelperContent, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<NgtSobaGizmoHelperContent, "ng-template[ngt-soba-gizmo-helper-content]", never, {}, {}, never, never, true>;
}
export declare class NgtSobaGizmoHelper extends NgtObjectProps<THREE.Group, NgtSobaGizmoHelperState> {
    ready$: import("rxjs").Observable<boolean>;
    set alignment(alignment: 'top-left' | 'top-right' | 'bottom-right' | 'bottom-left');
    set margin(margin: [number, number]);
    set renderPriority(renderPriority: number);
    set autoClear(autoClear: BooleanInput);
    beforeRender: EventEmitter<{
        state: NgtRenderState;
        object: THREE.Group;
    }>;
    update: EventEmitter<any>;
    content?: NgtSobaGizmoHelperContent;
    get virtualScene(): Ref<THREE.Scene>;
    get virtualCamera(): Ref<THREE.OrthographicCamera>;
    readonly position$: import("rxjs").Observable<THREE.Vector3>;
    private animating;
    private focusPoint;
    private radius;
    protected preInit(): void;
    ngOnInit(): void;
    private readonly switchSceneBackground;
    private readonly setBeforeRender;
    private readonly setRaycast;
    readonly tweenCamera: (observableOrValue: THREE.Vector3 | import("rxjs").Observable<THREE.Vector3>) => import("rxjs").Subscription;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtSobaGizmoHelper, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgtSobaGizmoHelper, "ngt-soba-gizmo-helper", never, { "alignment": "alignment"; "margin": "margin"; "renderPriority": "renderPriority"; "autoClear": "autoClear"; }, { "beforeRender": "beforeRender"; "update": "update"; }, ["content"], never, true>;
}
export declare class NgtSobaGizmoHelperModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<NgtSobaGizmoHelperModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<NgtSobaGizmoHelperModule, never, [typeof NgtSobaGizmoHelper, typeof NgtSobaGizmoHelperContent], [typeof NgtSobaGizmoHelper, typeof NgtSobaGizmoHelperContent]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<NgtSobaGizmoHelperModule>;
}