@engie-group/fluid-design-system-angular
Version:
Fluid Design System Angular
172 lines • 18.3 kB
JavaScript
import { CommonModule } from '@angular/common';
import { ChangeDetectionStrategy, ChangeDetectorRef, Component, forwardRef, inject, Input, ViewChild } from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import { BehaviorSubject, Subject, takeUntil } from 'rxjs';
import { Utils } from '../../utils/utils.util';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
export class SliderComponent {
constructor() {
this._max = 100;
this._min = 0;
this.inputValue$ = new BehaviorSubject(this._min);
this.unsubscribe = new Subject();
this.cdr = inject(ChangeDetectorRef);
/**
* @ignore
*/
this._onChange = (_) => { };
/**
* @ignore
*/
this._onTouched = () => { };
/**
* Slider input step
*/
this.step = 0.1;
/**
* Whether input is disabled or not
*/
this.isDisabled = false;
}
/**
* Minimum value
*/
set min(min) {
if (!Utils.isUndefinedOrNull(min)) {
this._min = min;
this.updateInputCssPropWithValue(this._currentValue);
}
}
get min() {
return this._min;
}
/**
* Maximum value
*/
set max(max) {
if (!Utils.isUndefinedOrNull(max)) {
this._max = max;
this.updateInputCssPropWithValue(this._currentValue);
}
}
get max() {
return this._max;
}
/**
* Input value
*/
set value(val) {
if (!Utils.isUndefinedOrNull(val)) {
this._initialValue = val;
}
else {
this._initialValue = this._min;
}
this._currentValue = this._initialValue;
this.inputValue$.next(this._currentValue);
this.cdr.markForCheck();
}
get value() {
return this._initialValue;
}
ngAfterViewInit() {
this.inputValue$.pipe(takeUntil(this.unsubscribe)).subscribe((val) => {
this.updateInputCssPropWithValue(val);
});
}
ngOnDestroy() {
this.unsubscribe.next();
this.unsubscribe.complete();
}
/**
* Implemented as part of ControlValueAccessor.
* @ignore
*/
writeValue(value) {
this.value = value;
}
/**
* Implemented as part of ControlValueAccessor.
* @ignore
*/
registerOnChange(fn) {
this._onChange = fn;
}
/**
* Implemented as part of ControlValueAccessor.
* @ignore
*/
registerOnTouched(fn) {
this._onTouched = fn;
}
/**
* Implemented as part of ControlValueAccessor.
* @ignore
*/
setDisabledState(isDisabled) {
this.isDisabled = isDisabled;
this.cdr.markForCheck();
}
/**
* @ignore
*/
updateValue(event) {
// @ts-ignore
const newVal = event?.target?.value;
if (newVal !== this._currentValue) {
this._currentValue = newVal;
this.writeValue(newVal);
this._onChange(newVal);
}
}
/**
* @ignore
*/
updateInputCssPropWithValue(value) {
if (!this.input?.nativeElement || Utils.isUndefinedOrNull(value)) {
return;
}
let percentage = (100 * (value - this.min)) / (this.max - this.min);
percentage = isNaN(percentage) ? 0 : percentage;
this.input.nativeElement.style.setProperty('--nj-slider-track-position', `${percentage}% 100%`);
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: SliderComponent, deps: [], target: i0.ɵɵFactoryTarget.Component }); }
static { this.ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "14.0.0", version: "16.2.12", type: SliderComponent, isStandalone: true, selector: "nj-slider", inputs: { sliderId: "sliderId", name: "name", label: "label", min: "min", max: "max", value: "value", step: "step", isDisabled: "isDisabled" }, providers: [
{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => SliderComponent),
multi: true
}
], viewQueries: [{ propertyName: "input", first: true, predicate: ["input"], descendants: true }], ngImport: i0, template: "<div class=\"nj-slider\" [ngClass]=\"{'nj-slider--disabled': isDisabled}\">\n <label *ngIf=\"label\" [attr.for]=\"sliderId\">{{label}}</label>\n <input #input\n [style]=\"\"\n [min]=\"min\"\n [max]=\"max\"\n [step]=\"step ? step : 0.1\"\n type=\"range\"\n [attr.id]=\"sliderId\"\n [name]=\"step ? name : ''\"\n [value]=\"value\"\n (input)=\"updateValue($event)\"\n (focus)=\"_onTouched?.()\"\n [disabled]=\"isDisabled\"/>\n</div>\n", dependencies: [{ kind: "ngmodule", type: CommonModule }, { kind: "directive", type: i1.NgClass, selector: "[ngClass]", inputs: ["class", "ngClass"] }, { kind: "directive", type: i1.NgIf, selector: "[ngIf]", inputs: ["ngIf", "ngIfThen", "ngIfElse"] }], changeDetection: i0.ChangeDetectionStrategy.OnPush }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "16.2.12", ngImport: i0, type: SliderComponent, decorators: [{
type: Component,
args: [{ selector: 'nj-slider', providers: [
{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => SliderComponent),
multi: true
}
], changeDetection: ChangeDetectionStrategy.OnPush, standalone: true, imports: [CommonModule], template: "<div class=\"nj-slider\" [ngClass]=\"{'nj-slider--disabled': isDisabled}\">\n <label *ngIf=\"label\" [attr.for]=\"sliderId\">{{label}}</label>\n <input #input\n [style]=\"\"\n [min]=\"min\"\n [max]=\"max\"\n [step]=\"step ? step : 0.1\"\n type=\"range\"\n [attr.id]=\"sliderId\"\n [name]=\"step ? name : ''\"\n [value]=\"value\"\n (input)=\"updateValue($event)\"\n (focus)=\"_onTouched?.()\"\n [disabled]=\"isDisabled\"/>\n</div>\n" }]
}], propDecorators: { sliderId: [{
type: Input
}], name: [{
type: Input
}], label: [{
type: Input
}], min: [{
type: Input
}], max: [{
type: Input
}], value: [{
type: Input
}], step: [{
type: Input
}], isDisabled: [{
type: Input
}], input: [{
type: ViewChild,
args: ['input']
}] } });
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{ CommonModule } from '@angular/common';\nimport {\n  AfterViewInit,\n  ChangeDetectionStrategy,\n  ChangeDetectorRef,\n  Component,\n  ElementRef,\n  forwardRef,\n  inject,\n  Input,\n  OnDestroy,\n  ViewChild\n} from '@angular/core';\nimport { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { BehaviorSubject, Subject, takeUntil } from 'rxjs';\nimport { Utils } from '../../utils/utils.util';\n\n@Component({\n  selector: 'nj-slider',\n  templateUrl: './slider.component.html',\n  providers: [\n    {\n      provide: NG_VALUE_ACCESSOR,\n      useExisting: forwardRef(() => SliderComponent),\n      multi: true\n    }\n  ],\n  changeDetection: ChangeDetectionStrategy.OnPush,\n  standalone: true,\n  imports: [CommonModule]\n})\nexport class SliderComponent implements AfterViewInit, OnDestroy, ControlValueAccessor {\n  private _initialValue: number;\n\n  private _currentValue: number;\n  private _max = 100;\n  private _min = 0;\n  private inputValue$ = new BehaviorSubject<number>(this._min);\n\n  private unsubscribe = new Subject<void>();\n  private cdr = inject(ChangeDetectorRef);\n\n  /**\n   * @ignore\n   */\n  private _onChange = (_: any): void => {};\n\n  /**\n   * @ignore\n   */\n  protected _onTouched = (): void => {};\n\n  /**\n   * Slider Id, required if label is set\n   */\n  @Input() sliderId?: string;\n\n  /**\n   * Input name\n   */\n  @Input() name?: string;\n\n  /**\n   * Slider label\n   */\n  @Input() label?: string;\n\n  /**\n   * Minimum value\n   */\n  @Input()\n  set min(min: number) {\n    if (!Utils.isUndefinedOrNull(min)) {\n      this._min = min;\n      this.updateInputCssPropWithValue(this._currentValue);\n    }\n  }\n\n  get min(): number {\n    return this._min;\n  }\n\n  /**\n   * Maximum value\n   */\n  @Input()\n  set max(max: number) {\n    if (!Utils.isUndefinedOrNull(max)) {\n      this._max = max;\n      this.updateInputCssPropWithValue(this._currentValue);\n    }\n  }\n\n  get max(): number {\n    return this._max;\n  }\n\n  /**\n   * Input value\n   */\n  @Input()\n  set value(val: number) {\n    if (!Utils.isUndefinedOrNull(val)) {\n      this._initialValue = val;\n    } else {\n      this._initialValue = this._min;\n    }\n    this._currentValue = this._initialValue;\n    this.inputValue$.next(this._currentValue);\n    this.cdr.markForCheck();\n  }\n\n  get value(): number {\n    return this._initialValue;\n  }\n\n  /**\n   * Slider input step\n   */\n  @Input() step: number = 0.1;\n\n  /**\n   * Whether input is disabled or not\n   */\n  @Input() isDisabled = false;\n\n  @ViewChild('input') input: ElementRef;\n\n  ngAfterViewInit() {\n    this.inputValue$.pipe(takeUntil(this.unsubscribe)).subscribe((val) => {\n      this.updateInputCssPropWithValue(val);\n    });\n  }\n\n  ngOnDestroy() {\n    this.unsubscribe.next();\n    this.unsubscribe.complete();\n  }\n\n  /**\n   * Implemented as part of ControlValueAccessor.\n   * @ignore\n   */\n  writeValue(value: number): void {\n    this.value = value;\n  }\n\n  /**\n   * Implemented as part of ControlValueAccessor.\n   * @ignore\n   */\n  registerOnChange(fn: any): void {\n    this._onChange = fn;\n  }\n\n  /**\n   * Implemented as part of ControlValueAccessor.\n   * @ignore\n   */\n  registerOnTouched(fn: any): void {\n    this._onTouched = fn;\n  }\n\n  /**\n   * Implemented as part of ControlValueAccessor.\n   * @ignore\n   */\n  setDisabledState(isDisabled: boolean): void {\n    this.isDisabled = isDisabled;\n    this.cdr.markForCheck();\n  }\n\n  /**\n   * @ignore\n   */\n  updateValue(event: Event) {\n    // @ts-ignore\n    const newVal = event?.target?.value;\n    if (newVal !== this._currentValue) {\n      this._currentValue = newVal;\n      this.writeValue(newVal);\n      this._onChange(newVal);\n    }\n  }\n\n  /**\n   * @ignore\n   */\n  updateInputCssPropWithValue(value: number) {\n    if (!this.input?.nativeElement || Utils.isUndefinedOrNull(value)) {\n      return;\n    }\n    let percentage = (100 * (value - this.min)) / (this.max - this.min);\n    percentage = isNaN(percentage) ? 0 : percentage;\n    this.input.nativeElement.style.setProperty('--nj-slider-track-position', `${percentage}% 100%`);\n  }\n}\n","<div class=\"nj-slider\" [ngClass]=\"{'nj-slider--disabled': isDisabled}\">\n  <label *ngIf=\"label\" [attr.for]=\"sliderId\">{{label}}</label>\n  <input #input\n         [style]=\"\"\n         [min]=\"min\"\n         [max]=\"max\"\n         [step]=\"step ? step : 0.1\"\n         type=\"range\"\n         [attr.id]=\"sliderId\"\n         [name]=\"step ? name : ''\"\n         [value]=\"value\"\n         (input)=\"updateValue($event)\"\n         (focus)=\"_onTouched?.()\"\n         [disabled]=\"isDisabled\"/>\n</div>\n"]}