import { Entity } from './Entity.js';
import { CadObject } from '../CadObject.js';
import { CadDocument } from '../CadDocument.js';
import { Color } from '../Color.js';
import { ObjectType } from '../Types/ObjectType.js';
import { ViewportStatusFlags } from './ViewportStatusFlags.js';
import { LightingType } from './LightingType.js';
import { BoundingBox } from '../Math/BoundingBox.js';
import { Layer } from '../Tables/Layer.js';
import type { Scale } from '../Objects/Scale.js';
import type { VisualStyle } from '../Objects/VisualStyle.js';
import { XYZ } from '../Math/XYZ.js';
import { XY } from '../Math/XY.js';
export declare class Viewport extends Entity {
    ambientLightColor: Color | null;
    backClipPlane: number;
    boundary: Entity | null;
    brightness: number;
    center: XYZ;
    circleZoomPercent: number;
    contrast: number;
    defaultLightingType: LightingType;
    displayUcsIcon: boolean;
    elevation: number;
    frontClipPlane: number;
    frozenLayers: Layer[];
    gridSpacing: XY;
    height: number;
    get id(): number;
    set id(value: number);
    lensLength: number;
    majorGridLineFrequency: number;
    get objectName(): string;
    get objectType(): ObjectType;
    renderMode: number;
    get representsPaper(): boolean;
    scale: Scale | null;
    get scaleFactor(): number;
    shadePlotMode: number;
    snapAngle: number;
    snapBase: XY;
    snapSpacing: XY;
    status: ViewportStatusFlags;
    styleSheetName: string;
    get subclassMarker(): string;
    twistAngle: number;
    ucsOrigin: XYZ;
    ucsOrthographicType: number;
    ucsPerViewport: boolean;
    ucsXAxis: XYZ;
    ucsYAxis: XYZ;
    useDefaultLighting: boolean;
    viewCenter: XY;
    viewDirection: XYZ;
    viewHeight: number;
    viewTarget: XYZ;
    get viewWidth(): number;
    visualStyle: VisualStyle | null;
    width: number;
    static readonly asdk_xrec_annotation_scale_info = "ASDK_XREC_ANNOTATION_SCALE_INFO";
    static readonly paperViewId = 1;
    applyTransform(transform: unknown): void;
    clone(): CadObject;
    getBoundingBox(): BoundingBox;
    getModelBoundingBox(): BoundingBox;
    selectEntities(includePartial?: boolean): Entity[];
    /** @internal */
    assignDocument(doc: CadDocument): void;
    /** @internal */
    unassignDocument(): void;
    private _id;
}
export { ViewportStatusFlags } from './ViewportStatusFlags.js';
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