import { PlatformService } from '@betadigitalproduction/ngx-platform-service';
export interface ViewportDimensions {
    width: number;
    height: number;
}
export declare class ViewportService {
    private platform;
    viewport: ViewportDimensions;
    constructor(platform: PlatformService);
    get(): ViewportDimensions;
    calcViewport(): void;
}