| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| /** Mixin to augment a directive with a `color` property. */ |
| export function mixinColor(base, defaultColor) { |
| return class extends base { |
| constructor(...args) { |
| super(...args); |
| this.defaultColor = defaultColor; |
| // Set the default color that can be specified from the mixin. |
| this.color = defaultColor; |
| } |
| get color() { return this._color; } |
| set color(value) { |
| const colorPalette = value || this.defaultColor; |
| if (colorPalette !== this._color) { |
| if (this._color) { |
| this._elementRef.nativeElement.classList.remove(`mat-${this._color}`); |
| } |
| if (colorPalette) { |
| this._elementRef.nativeElement.classList.add(`mat-${colorPalette}`); |
| } |
| this._color = colorPalette; |
| } |
| } |
| }; |
| } |
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