ngx-bootstrap
Version:
Angular Bootstrap
121 lines • 18.3 kB
JavaScript
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, EventEmitter, forwardRef, HostListener, Input, Output, TemplateRef } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import { RatingConfig } from './rating.config';
import * as i0 from "@angular/core";
import * as i1 from "./rating.config";
import * as i2 from "@angular/common";
export const RATING_CONTROL_VALUE_ACCESSOR = {
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => RatingComponent),
multi: true
};
export class RatingComponent {
constructor(changeDetection, config) {
this.changeDetection = changeDetection;
/** number of icons */
this.max = 5;
/** if true will not react on any user events */
this.readonly = false;
/** array of icons titles, default: (["one", "two", "three", "four", "five"]) */
this.titles = [];
/** fired when icon selected, $event:number equals to selected rating */
this.onHover = new EventEmitter();
/** fired when icon selected, $event:number equals to previous rating value */
this.onLeave = new EventEmitter();
this.onChange = Function.prototype;
this.onTouched = Function.prototype;
/** aria label for rating */
this.ariaLabel = 'rating';
this.range = [];
this.value = 0;
Object.assign(this, config);
}
onKeydown(event) {
if ([37, 38, 39, 40].indexOf(event.which) === -1) {
return;
}
event.preventDefault();
event.stopPropagation();
const sign = event.which === 38 || event.which === 39 ? 1 : -1;
this.rate(this.value + sign);
}
ngOnInit() {
this.max = this.max || 5;
this.titles =
typeof this.titles !== 'undefined' && this.titles.length > 0
? this.titles
: [];
this.range = this.buildTemplateObjects(this.max);
}
// model -> view
writeValue(value) {
if (value % 1 !== value) {
this.value = Math.round(value);
this.preValue = value;
this.changeDetection.markForCheck();
return;
}
this.preValue = value;
this.value = value;
this.changeDetection.markForCheck();
}
enter(value) {
if (!this.readonly) {
this.value = value;
this.changeDetection.markForCheck();
this.onHover.emit(value);
}
}
reset() {
if (typeof this.preValue === 'number') {
this.value = Math.round(this.preValue);
this.changeDetection.markForCheck();
this.onLeave.emit(this.value);
}
}
registerOnChange(fn) {
this.onChange = fn;
}
registerOnTouched(fn) {
this.onTouched = fn;
}
rate(value) {
if (!this.readonly && this.range
&& value >= 0 && value <= this.range.length) {
this.writeValue(value);
this.onChange(value);
}
}
buildTemplateObjects(max) {
const result = [];
for (let i = 0; i < max; i++) {
result.push({
index: i,
title: this.titles[i] || i + 1
});
}
return result;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.1.4", ngImport: i0, type: RatingComponent, deps: [{ token: i0.ChangeDetectorRef }, { token: i1.RatingConfig }], target: i0.ɵɵFactoryTarget.Component }); }
static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "16.1.4", type: RatingComponent, selector: "rating", inputs: { max: "max", readonly: "readonly", titles: "titles", customTemplate: "customTemplate" }, outputs: { onHover: "onHover", onLeave: "onLeave" }, host: { listeners: { "keydown": "onKeydown($event)" } }, providers: [RATING_CONTROL_VALUE_ACCESSOR], ngImport: i0, template: "<span (mouseleave)=\"reset()\" (keydown)=\"onKeydown($event)\" tabindex=\"0\"\n role=\"slider\" aria-valuemin=\"0\"\n [attr.aria-label]=\"ariaLabel\"\n [attr.aria-valuemax]=\"range.length\"\n [attr.aria-valuenow]=\"value\">\n <ng-template #star let-value=\"value\" let-index=\"index\">{{ index < value ? '★' : '☆' }}</ng-template>\n <ng-template ngFor let-r [ngForOf]=\"range\" let-index=\"index\">\n <span class=\"sr-only visually-hidden\">({{ index < value ? '*' : ' ' }})</span>\n <span class=\"bs-rating-star\"\n (mouseenter)=\"enter(index + 1)\"\n (click)=\"rate(index + 1)\"\n [title]=\"r.title\"\n [style.cursor]=\"readonly ? 'default' : 'pointer'\"\n [class.active]=\"index < value\">\n <ng-template [ngTemplateOutlet]=\"customTemplate || star\"\n [ngTemplateOutletContext]=\"{index: index, value: value}\">\n </ng-template>\n </span>\n </ng-template>\n</span>\n", dependencies: [{ kind: "directive", type: i2.NgForOf, selector: "[ngFor][ngForOf]", inputs: ["ngForOf", "ngForTrackBy", "ngForTemplate"] }, { kind: "directive", type: i2.NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet", "ngTemplateOutletInjector"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.1.4", ngImport: i0, type: RatingComponent, decorators: [{
type: Component,
args: [{ selector: 'rating', providers: [RATING_CONTROL_VALUE_ACCESSOR], changeDetection: ChangeDetectionStrategy.OnPush, template: "<span (mouseleave)=\"reset()\" (keydown)=\"onKeydown($event)\" tabindex=\"0\"\n role=\"slider\" aria-valuemin=\"0\"\n [attr.aria-label]=\"ariaLabel\"\n [attr.aria-valuemax]=\"range.length\"\n [attr.aria-valuenow]=\"value\">\n <ng-template #star let-value=\"value\" let-index=\"index\">{{ index < value ? '★' : '☆' }}</ng-template>\n <ng-template ngFor let-r [ngForOf]=\"range\" let-index=\"index\">\n <span class=\"sr-only visually-hidden\">({{ index < value ? '*' : ' ' }})</span>\n <span class=\"bs-rating-star\"\n (mouseenter)=\"enter(index + 1)\"\n (click)=\"rate(index + 1)\"\n [title]=\"r.title\"\n [style.cursor]=\"readonly ? 'default' : 'pointer'\"\n [class.active]=\"index < value\">\n <ng-template [ngTemplateOutlet]=\"customTemplate || star\"\n [ngTemplateOutletContext]=\"{index: index, value: value}\">\n </ng-template>\n </span>\n </ng-template>\n</span>\n" }]
}], ctorParameters: function () { return [{ type: i0.ChangeDetectorRef }, { type: i1.RatingConfig }]; }, propDecorators: { max: [{
type: Input
}], readonly: [{
type: Input
}], titles: [{
type: Input
}], customTemplate: [{
type: Input
}], onHover: [{
type: Output
}], onLeave: [{
type: Output
}], onKeydown: [{
type: HostListener,
args: ['keydown', ['$event']]
}] } });
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{\n  ChangeDetectionStrategy,\n  ChangeDetectorRef,\n  Component,\n  EventEmitter,\n  forwardRef,\n  HostListener,\n  Input,\n  OnInit,\n  Output,\n  Provider,\n  TemplateRef\n} from '@angular/core';\nimport { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { RatingResults } from './models';\nimport { RatingConfig } from './rating.config';\n\nexport const RATING_CONTROL_VALUE_ACCESSOR: Provider = {\n  provide: NG_VALUE_ACCESSOR,\n  useExisting: forwardRef(() => RatingComponent),\n  multi: true\n};\n\n@Component({\n  selector: 'rating',\n  templateUrl: './rating.component.html',\n  providers: [RATING_CONTROL_VALUE_ACCESSOR],\n  changeDetection: ChangeDetectionStrategy.OnPush\n})\nexport class RatingComponent implements ControlValueAccessor, OnInit {\n  /** number of icons */\n  @Input() max = 5;\n  /** if true will not react on any user events */\n  @Input() readonly = false;\n  /** array of icons titles, default: ([\"one\", \"two\", \"three\", \"four\", \"five\"]) */\n  @Input() titles: string[] = [];\n  /** custom template for icons */\n    // eslint-disable-next-line @typescript-eslint/no-explicit-any\n  @Input() customTemplate?: TemplateRef<any>;\n  /** fired when icon selected, $event:number equals to selected rating */\n  @Output() onHover = new EventEmitter<number>();\n  /** fired when icon selected, $event:number equals to previous rating value */\n  @Output() onLeave = new EventEmitter<number>();\n\n  onChange = Function.prototype;\n  onTouched = Function.prototype;\n  /** aria label for rating */\n  ariaLabel = 'rating';\n  range: RatingResults[] = [];\n  value = 0;\n  protected preValue?: number;\n\n  constructor(private changeDetection: ChangeDetectorRef, config: RatingConfig) {\n    Object.assign(this, config);\n  }\n\n  @HostListener('keydown', ['$event'])\n  onKeydown(event: KeyboardEvent): void {\n    if ([37, 38, 39, 40].indexOf(event.which) === -1) {\n      return;\n    }\n\n    event.preventDefault();\n    event.stopPropagation();\n    const sign = event.which === 38 || event.which === 39 ? 1 : -1;\n    this.rate(this.value + sign);\n  }\n\n  ngOnInit(): void {\n    this.max = this.max || 5;\n    this.titles =\n      typeof this.titles !== 'undefined' && this.titles.length > 0\n        ? this.titles\n        : [];\n    this.range = this.buildTemplateObjects(this.max);\n  }\n\n  // model -> view\n  writeValue(value: number): void {\n    if (value % 1 !== value) {\n      this.value = Math.round(value);\n      this.preValue = value;\n      this.changeDetection.markForCheck();\n\n      return;\n    }\n\n    this.preValue = value;\n    this.value = value;\n    this.changeDetection.markForCheck();\n  }\n\n  enter(value: number): void {\n    if (!this.readonly) {\n      this.value = value;\n      this.changeDetection.markForCheck();\n      this.onHover.emit(value);\n    }\n  }\n\n  reset(): void {\n    if (typeof this.preValue === 'number') {\n      this.value = Math.round(this.preValue);\n      this.changeDetection.markForCheck();\n      this.onLeave.emit(this.value);\n    }\n  }\n\n  registerOnChange(fn: (_: number) => void): void {\n    this.onChange = fn;\n  }\n\n  registerOnTouched(fn: () => void): void {\n    this.onTouched = fn;\n  }\n\n  rate(value: number): void {\n    if (!this.readonly && this.range\n      && value >= 0 && value <= this.range.length) {\n      this.writeValue(value);\n      this.onChange(value);\n    }\n  }\n\n  protected buildTemplateObjects(max: number): RatingResults[] {\n    const result: RatingResults[] = [];\n\n    for (let i = 0; i < max; i++) {\n      result.push({\n        index: i,\n        title: this.titles[i] || i + 1\n      });\n    }\n\n    return result;\n  }\n}\n","<span (mouseleave)=\"reset()\" (keydown)=\"onKeydown($event)\" tabindex=\"0\"\n      role=\"slider\" aria-valuemin=\"0\"\n      [attr.aria-label]=\"ariaLabel\"\n      [attr.aria-valuemax]=\"range.length\"\n      [attr.aria-valuenow]=\"value\">\n  <ng-template #star let-value=\"value\" let-index=\"index\">{{ index < value ? '&#9733;' : '&#9734;' }}</ng-template>\n  <ng-template ngFor let-r [ngForOf]=\"range\" let-index=\"index\">\n    <span class=\"sr-only visually-hidden\">({{ index < value ? '*' : ' ' }})</span>\n    <span class=\"bs-rating-star\"\n          (mouseenter)=\"enter(index + 1)\"\n          (click)=\"rate(index + 1)\"\n          [title]=\"r.title\"\n          [style.cursor]=\"readonly ? 'default' : 'pointer'\"\n          [class.active]=\"index < value\">\n      <ng-template [ngTemplateOutlet]=\"customTemplate || star\"\n                   [ngTemplateOutletContext]=\"{index: index, value: value}\">\n      </ng-template>\n    </span>\n  </ng-template>\n</span>\n"]}