ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
139 lines • 14.8 kB
JavaScript
/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
import { __decorate, __metadata } from "tslib";
import { Directive, ElementRef, Input, Optional, Renderer2 } from '@angular/core';
import { IconDirective } from '@ant-design/icons-angular';
import { InputBoolean } from 'ng-zorro-antd/core/util';
import { NzIconPatchService, NzIconService } from './icon.service';
export class NzIconDirective extends IconDirective {
constructor(elementRef, iconService, renderer, iconPatch) {
super(iconService, elementRef, renderer);
this.iconService = iconService;
this.renderer = renderer;
this.cacheClassName = null;
this.nzRotate = 0;
this.spin = false;
if (iconPatch) {
iconPatch.doPatch();
}
this.el = elementRef.nativeElement;
}
set nzSpin(value) {
this.spin = value;
}
set nzType(value) {
this.type = value;
}
set nzTheme(value) {
this.theme = value;
}
set nzTwotoneColor(value) {
this.twoToneColor = value;
}
set nzIconfont(value) {
this.iconfont = value;
}
ngOnChanges(changes) {
const { nzType, nzTwotoneColor, nzSpin, nzTheme, nzRotate } = changes;
if (nzType || nzTwotoneColor || nzSpin || nzTheme) {
this.changeIcon2();
}
else if (nzRotate) {
this.handleRotate(this.el.firstChild);
}
else {
this._setSVGElement(this.iconService.createIconfontIcon(`#${this.iconfont}`));
}
}
ngOnInit() {
this.renderer.setAttribute(this.el, 'class', `anticon ${this.el.className}`.trim());
}
/**
* If custom content is provided, try to normalize SVG elements.
*/
ngAfterContentChecked() {
if (!this.type) {
const children = this.el.children;
let length = children.length;
if (!this.type && children.length) {
while (length--) {
const child = children[length];
if (child.tagName.toLowerCase() === 'svg') {
this.iconService.normalizeSvgElement(child);
}
}
}
}
}
/**
* Replacement of `changeIcon` for more modifications.
*/
changeIcon2() {
this.setClassName();
this._changeIcon().then(svgOrRemove => {
if (svgOrRemove) {
this.setSVGData(svgOrRemove);
this.handleSpin(svgOrRemove);
this.handleRotate(svgOrRemove);
}
});
}
handleSpin(svg) {
if (this.spin || this.type === 'loading') {
this.renderer.addClass(svg, 'anticon-spin');
}
else {
this.renderer.removeClass(svg, 'anticon-spin');
}
}
handleRotate(svg) {
if (this.nzRotate) {
this.renderer.setAttribute(svg, 'style', `transform: rotate(${this.nzRotate}deg)`);
}
else {
this.renderer.removeAttribute(svg, 'style');
}
}
setClassName() {
if (this.cacheClassName) {
this.renderer.removeClass(this.el, this.cacheClassName);
}
this.cacheClassName = `anticon-${this.type}`;
this.renderer.addClass(this.el, this.cacheClassName);
}
setSVGData(svg) {
this.renderer.setAttribute(svg, 'data-icon', this.type);
this.renderer.setAttribute(svg, 'aria-hidden', 'true');
}
}
NzIconDirective.decorators = [
{ type: Directive, args: [{
selector: '[nz-icon]',
exportAs: 'nzIcon',
host: {
'[class.anticon]': 'true'
}
},] }
];
NzIconDirective.ctorParameters = () => [
{ type: ElementRef },
{ type: NzIconService },
{ type: Renderer2 },
{ type: NzIconPatchService, decorators: [{ type: Optional }] }
];
NzIconDirective.propDecorators = {
nzSpin: [{ type: Input }],
nzRotate: [{ type: Input }],
nzType: [{ type: Input }],
nzTheme: [{ type: Input }],
nzTwotoneColor: [{ type: Input }],
nzIconfont: [{ type: Input }]
};
__decorate([
InputBoolean(),
__metadata("design:type", Boolean),
__metadata("design:paramtypes", [Boolean])
], NzIconDirective.prototype, "nzSpin", null);
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* Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE\n */\n\nimport { AfterContentChecked, Directive, ElementRef, Input, OnChanges, OnInit, Optional, Renderer2, SimpleChanges } from '@angular/core';\nimport { IconDirective, ThemeType } from '@ant-design/icons-angular';\nimport { BooleanInput } from 'ng-zorro-antd/core/types';\nimport { InputBoolean } from 'ng-zorro-antd/core/util';\n\nimport { NzIconPatchService, NzIconService } from './icon.service';\n\n@Directive({\n  selector: '[nz-icon]',\n  exportAs: 'nzIcon',\n  host: {\n    '[class.anticon]': 'true'\n  }\n})\nexport class NzIconDirective extends IconDirective implements OnInit, OnChanges, AfterContentChecked {\n  static ngAcceptInputType_nzSpin: BooleanInput;\n\n  cacheClassName: string | null = null;\n  @Input()\n  @InputBoolean()\n  set nzSpin(value: boolean) {\n    this.spin = value;\n  }\n\n  @Input() nzRotate: number = 0;\n\n  @Input()\n  set nzType(value: string) {\n    this.type = value;\n  }\n\n  @Input()\n  set nzTheme(value: ThemeType) {\n    this.theme = value;\n  }\n\n  @Input()\n  set nzTwotoneColor(value: string) {\n    this.twoToneColor = value;\n  }\n\n  @Input()\n  set nzIconfont(value: string) {\n    this.iconfont = value;\n  }\n\n  hostClass?: string;\n\n  private readonly el: HTMLElement;\n  private iconfont?: string;\n  private spin: boolean = false;\n\n  constructor(\n    elementRef: ElementRef,\n    public iconService: NzIconService,\n    public renderer: Renderer2,\n    @Optional() iconPatch: NzIconPatchService\n  ) {\n    super(iconService, elementRef, renderer);\n\n    if (iconPatch) {\n      iconPatch.doPatch();\n    }\n\n    this.el = elementRef.nativeElement;\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {\n    const { nzType, nzTwotoneColor, nzSpin, nzTheme, nzRotate } = changes;\n\n    if (nzType || nzTwotoneColor || nzSpin || nzTheme) {\n      this.changeIcon2();\n    } else if (nzRotate) {\n      this.handleRotate(this.el.firstChild as SVGElement);\n    } else {\n      this._setSVGElement(this.iconService.createIconfontIcon(`#${this.iconfont}`));\n    }\n  }\n\n  ngOnInit(): void {\n    this.renderer.setAttribute(this.el, 'class', `anticon ${this.el.className}`.trim());\n  }\n\n  /**\n   * If custom content is provided, try to normalize SVG elements.\n   */\n  ngAfterContentChecked(): void {\n    if (!this.type) {\n      const children = this.el.children;\n      let length = children.length;\n      if (!this.type && children.length) {\n        while (length--) {\n          const child = children[length];\n          if (child.tagName.toLowerCase() === 'svg') {\n            this.iconService.normalizeSvgElement(child as SVGElement);\n          }\n        }\n      }\n    }\n  }\n\n  /**\n   * Replacement of `changeIcon` for more modifications.\n   */\n  private changeIcon2(): void {\n    this.setClassName();\n    this._changeIcon().then(svgOrRemove => {\n      if (svgOrRemove) {\n        this.setSVGData(svgOrRemove);\n        this.handleSpin(svgOrRemove);\n        this.handleRotate(svgOrRemove);\n      }\n    });\n  }\n\n  private handleSpin(svg: SVGElement): void {\n    if (this.spin || this.type === 'loading') {\n      this.renderer.addClass(svg, 'anticon-spin');\n    } else {\n      this.renderer.removeClass(svg, 'anticon-spin');\n    }\n  }\n\n  private handleRotate(svg: SVGElement): void {\n    if (this.nzRotate) {\n      this.renderer.setAttribute(svg, 'style', `transform: rotate(${this.nzRotate}deg)`);\n    } else {\n      this.renderer.removeAttribute(svg, 'style');\n    }\n  }\n\n  private setClassName(): void {\n    if (this.cacheClassName) {\n      this.renderer.removeClass(this.el, this.cacheClassName);\n    }\n    this.cacheClassName = `anticon-${this.type}`;\n    this.renderer.addClass(this.el, this.cacheClassName);\n  }\n\n  private setSVGData(svg: SVGElement): void {\n    this.renderer.setAttribute(svg, 'data-icon', this.type as string);\n    this.renderer.setAttribute(svg, 'aria-hidden', 'true');\n  }\n}\n"]}