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@asi-ngtools/lib

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This project is a little components library, simple to use, which will help you to simplify your project.

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/** * @fileoverview added by tsickle * @suppress {checkTypes,extraRequire,uselessCode} checked by tsc */ import { AsiFileService } from './../../services/asi-file.service'; import { NG_VALUE_ACCESSOR } from '@angular/forms'; import { DefaultControlValueAccessor } from './../common/default-control-value-accessor'; import { Component, Input, EventEmitter, Output, forwardRef, ViewChild, Renderer2, ElementRef } from '@angular/core'; export class AsiImageChooserComponent extends DefaultControlValueAccessor { /** * @param {?} fileService * @param {?} renderer * @param {?} elementRef */ constructor(fileService, renderer, elementRef) { super(); this.fileService = fileService; this.renderer = renderer; this.elementRef = elementRef; /** * Label position */ this.labelPosition = 'top'; /** * Icon to display when empty */ this.icon = 'far fa-image'; /** * Event emitted when an image is selected */ this.onImageSelected = new EventEmitter(); this.dragging = false; this.loaded = false; this.imageLoaded = false; this.init = false; } /** * @return {?} */ ngOnInit() { this.renderer.addClass(this.elementRef.nativeElement, 'label-' + this.labelPosition); } /** * @return {?} */ ngAfterViewInit() { if (this.imageSrc != null) { this.fileService.getBlobImage(this.imageSrc).subscribe(blob => { this.fileService.blobToBase64(blob, true).subscribe((base64) => { this.image64 = base64; }); /** @type {?} */ const imageName = this.imageSrc.split('/').pop(); this.value = new Blob([blob], { type: blob.type }); this.value.name = imageName; this.init = true; }); } else { this.init = true; } } /** * @return {?} */ openFileInput() { this.fileInput.nativeElement.click(); } /** * @return {?} */ handleDragEnter() { this.dragging = true; } /** * @return {?} */ handleDragLeave() { this.dragging = false; } /** * @param {?} e * @return {?} */ handleDrop(e) { e.preventDefault(); this.dragging = false; this.handleInputChange(e); } /** * @return {?} */ handleImageLoad() { this.imageLoaded = true; } /** * @param {?} event * @return {?} */ handleInputChange(event) { /** @type {?} */ const imageFile = event.dataTransfer ? event.dataTransfer.files[0] : event.target.files[0]; /** @type {?} */ const reader = new FileReader(); this.loaded = false; this.imageFile = imageFile; reader.onload = this._handleReaderLoaded.bind(this); reader.readAsDataURL(imageFile); } /** * @param {?} event * @return {?} */ _handleReaderLoaded(event) { /** @type {?} */ const reader = event.target; this.image64 = reader.result; this.onImageSelected.emit(this.imageFile); this.loaded = true; this.value = this.imageFile; } /** * @param {?} value * @return {?} */ writeValue(value) { this._value = value; if (value == null && this.init) { this.imageSrc = null; this.image64 = null; } } } AsiImageChooserComponent.decorators = [ { type: Component, args: [{ selector: 'asi-image-chooser', host: { 'class': 'asi-component asi-image-chooser' }, template: "<label class=\"input-label\" *ngIf=\"label != null\">{{label | translate}}</label>\n\n<label class=\"asi-image-chooser-container\" ondragover=\"return false;\" [class.loaded]=\"loaded\" (dragenter)=\"handleDragEnter()\" (dragleave)=\"handleDragLeave()\"\n (drop)=\"handleDrop($event)\">\n <img *ngIf=\"image64 != null\" [src]=\"image64\" (load)=\"handleImageLoad()\" [class.loaded]=\"imageLoaded\" />\n <input #asiFileInput type=\"file\" [disabled]=\"disabled\" [attr.id]=\"id\" [attr.name]=\"name\" accept=\"image/*\" (change)=\"handleInputChange($event)\">\n <asi-fa-icon *ngIf=\"image64 == null\" (onClick)=\"openFileInput()\" class=\"asi-focus-error\" [icon]=\"icon\" size=\"2x\"></asi-fa-icon>\n</label>\n", providers: [ { provide: NG_VALUE_ACCESSOR, useExisting: forwardRef(() => AsiImageChooserComponent), multi: true } ] }] } ]; /** @nocollapse */ AsiImageChooserComponent.ctorParameters = () => [ { type: AsiFileService }, { type: Renderer2 }, { type: ElementRef } ]; AsiImageChooserComponent.propDecorators = { id: [{ type: Input }], name: [{ type: Input }], label: [{ type: Input }], labelPosition: [{ type: Input }], imageSrc: [{ type: Input }], image64: [{ type: Input }], icon: [{ type: Input }], onImageSelected: [{ type: Output }], fileInput: [{ type: ViewChild, args: ['asiFileInput',] }] }; if (false) { /** * html id * @type {?} */ AsiImageChooserComponent.prototype.id; /** * html name * @type {?} */ AsiImageChooserComponent.prototype.name; /** * Label to display (is translated) * @type {?} */ AsiImageChooserComponent.prototype.label; /** * Label position * @type {?} */ AsiImageChooserComponent.prototype.labelPosition; /** * Init the image chooser with an url * @type {?} */ AsiImageChooserComponent.prototype.imageSrc; /** * Init the image chooser with a base64 * @type {?} */ AsiImageChooserComponent.prototype.image64; /** * Icon to display when empty * @type {?} */ AsiImageChooserComponent.prototype.icon; /** * Event emitted when an image is selected * @type {?} */ AsiImageChooserComponent.prototype.onImageSelected; /** @type {?} */ AsiImageChooserComponent.prototype.fileInput; /** @type {?} */ AsiImageChooserComponent.prototype.dragging; /** @type {?} */ AsiImageChooserComponent.prototype.loaded; /** @type {?} */ AsiImageChooserComponent.prototype.imageLoaded; /** @type {?} */ AsiImageChooserComponent.prototype.imageFile; /** @type {?} */ AsiImageChooserComponent.prototype.init; /** @type {?} */ AsiImageChooserComponent.prototype.fileService; /** @type {?} */ AsiImageChooserComponent.prototype.renderer; /** @type {?} */ AsiImageChooserComponent.prototype.elementRef; } //# 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{ AsiFileService } from './../../services/asi-file.service';\nimport { NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { DefaultControlValueAccessor } from './../common/default-control-value-accessor';\nimport {\n  Component, Input, EventEmitter, AfterViewInit, Output,\n  forwardRef, ViewChild, OnInit, Renderer2, ElementRef\n} from '@angular/core';\n\n@Component({\n  selector: 'asi-image-chooser',\n  host: { 'class': 'asi-component asi-image-chooser' },\n  templateUrl: './asi-image-chooser.component.html',\n  providers: [\n    {\n      provide: NG_VALUE_ACCESSOR,\n      useExisting: forwardRef(() => AsiImageChooserComponent),\n      multi: true\n    }\n  ]\n})\nexport class AsiImageChooserComponent extends DefaultControlValueAccessor implements AfterViewInit, OnInit {\n\n  /** html id */\n  @Input() id: string;\n  /** html name */\n  @Input() name: string;\n\n  /** Label to display (is translated) */\n  @Input() label: string;\n  /** Label position */\n  @Input() labelPosition: 'top' | 'left' | 'right' | 'bottom' | 'bottom-center' | 'top-center' = 'top';\n\n  /** Init the image chooser with an url */\n  @Input() imageSrc: string;\n  /** Init the image chooser with a base64 */\n  @Input() image64: string;\n\n  /** Icon to display when empty */\n  @Input() icon = 'far fa-image';\n\n  /** Event emitted when an image is selected */\n  @Output() onImageSelected = new EventEmitter<File>();\n\n  @ViewChild('asiFileInput') fileInput: any;\n\n  dragging = false;\n  loaded = false;\n  imageLoaded = false;\n  imageFile: File;\n\n  init = false;\n\n  constructor(private fileService: AsiFileService, private renderer: Renderer2,\n    private elementRef: ElementRef) {\n    super();\n  }\n\n  ngOnInit() {\n    this.renderer.addClass(this.elementRef.nativeElement, 'label-' + this.labelPosition);\n  }\n\n  ngAfterViewInit() {\n    if (this.imageSrc != null) {\n      this.fileService.getBlobImage(this.imageSrc).subscribe(blob => {\n        this.fileService.blobToBase64(blob, true).subscribe((base64) => {\n          this.image64 = base64;\n        });\n        const imageName = this.imageSrc.split('/').pop();\n        this.value = new Blob([blob], { type: blob.type });\n        this.value.name = imageName;\n        this.init = true;\n      });\n    } else {\n      this.init = true;\n    }\n  }\n\n  openFileInput() {\n    this.fileInput.nativeElement.click();\n  }\n\n  handleDragEnter(): void {\n    this.dragging = true;\n  }\n\n  handleDragLeave(): void {\n    this.dragging = false;\n  }\n\n  handleDrop(e: Event): void {\n    e.preventDefault();\n    this.dragging = false;\n    this.handleInputChange(e);\n  }\n\n  handleImageLoad(): void {\n    this.imageLoaded = true;\n  }\n\n  handleInputChange(event: any) {\n    const imageFile = event.dataTransfer ? event.dataTransfer.files[0] : event.target.files[0];\n    const reader = new FileReader();\n\n    this.loaded = false;\n    this.imageFile = imageFile;\n    reader.onload = this._handleReaderLoaded.bind(this);\n    reader.readAsDataURL(imageFile);\n  }\n\n  _handleReaderLoaded(event: any) {\n    const reader = event.target;\n    this.image64 = reader.result;\n    this.onImageSelected.emit(this.imageFile);\n    this.loaded = true;\n\n    this.value = this.imageFile;\n  }\n\n  writeValue(value: any): void {\n    this._value = value;\n    if (value == null && this.init) {\n      this.imageSrc = null;\n      this.image64 = null;\n    }\n  }\n}\n"]}