Handle Image with blob angular 7? about angular-cropperjs

[ahmadalsadder]

i already tried this but not wok!!

import { Component, ViewChild, ElementRef, OnInit, Input, AfterContentInit } from '@angular/core';
import { DomSanitizer } from '@angular/platform-browser';
import { CropperComponent, ImageCropperResult } from 'angular-cropperjs';
import Cropper from 'cropperjs'
import { Element } from '@angular/compiler/src/render3/r3_ast';

@component({
selector: 'attachment-editor',
templateUrl: './attachment-editor.component.html',
styleUrls: ['./attachment-editor.component.css']
})

export class AttachmentEditorComponent implements OnInit, AfterContentInit {
@ViewChild('angularCropper', { static: true }) public angularCropper: CropperComponent;
@ViewChild('photo', { static: true }) public photo: ElementRef;
config = [];
imageUrl = "https://upload.wikimedia.org/wikipedia/commons/thumb/f/f5/Bartholdi_Fountain_in_Washington%2C_D.C._2012.JPG/800px-Bartholdi_Fountain_in_Washington%2C_D.C._2012.JPG";
resultImage: any;
resultResult: any;
private options;
private croppable: boolean;
public _Image: any;
constructor(private sanitizer: DomSanitizer) { }
ngOnInit() {
this._Image = { "attachmentFileBytes": "blob" };
//this.angularCropper.image = this.photo;
this.options = {
aspectRatio: 1 / 1,
viewMode: 1,
autoCrop: true,
minCropBoxWidth: 100,
minCropBoxHeight: 100,
ready: function () {
this.croppable = true;
this.cropper.crop();
this.cropper.setCropBoxData({
width: 350,
height: 350
});
}
};
debugger;
this.angularCropper.cropper = new Cropper(this.photo.nativeElement, this.options)
}