import { OnInit, EventEmitter } from '@angular/core';
import { FormBuilder, FormGroup } from '@angular/forms';
import { InstructorsList } from './../../models/instructors-list';
import { MdePopoverTrigger } from '@material-extended/mde';
import { Instructor } from '../../models/instructor.model';
import { UploadService } from '../services/upload.service';
import { Common } from '../../interfaces/common';
export declare class InstructorsListComponent implements OnInit, Common {
    private fb;
    private uploadService;
    instructorPopover: MdePopoverTrigger;
    component: InstructorsList;
    componentChanged: EventEmitter<any>;
    instructorForm: FormGroup;
    sliderWrapperStyle: {};
    private currentSlide;
    currentImageUploading: any;
    isHovering: boolean;
    isFileUploading: boolean;
    isCroppingEnable: boolean;
    instructors: Instructor[];
    constructor(fb: FormBuilder, uploadService: UploadService);
    setSliderNavElementAsChecked(): void;
    setSliderCurrentItem(index: number): void;
    moveNext(): void;
    movePrev(): void;
    ngOnInit(): void;
    setSliderNavCustomStyle(): string;
    onInstructorFormSubmit(): void;
    popoverDismiss(): void;
    actionRemoveInstructor(element: Instructor, index: number): void;
    toggleImageVisibility(instructor: Instructor): void;
    toggleHover(event: boolean): void;
    startUpload(event: FileList): void;
    renderImagePreview(file: any): void;
    enableImageCropping(state: boolean): void;
    onImageCroppingCanceled(e: any, instructor: Instructor): void;
    updateInstructorImage(instructor: Instructor, image: any, isTempFile: boolean): void;
    updateInstructorImageFromLink(instructor: Instructor, url: any): void;
    convertImageToBase64(file: any, instructor: any, triggerImageCropping?: boolean): void;
    onFileCropped(file: Blob, instructor: Instructor): void;
    startInstructorImageUpload(file: any, instructor: Instructor): void;
    onInstructorAttrChanged(event: any, instructor: Instructor, type: string): void;
    private upload(file, instructor);
    backgroundChanged(value: any): void;
    getBody(): string;
    getCustomStyle(): string;
    getDefaultStyle(): string;
    updateComponent(): void;
}