import * as i0 from "@angular/core";
export declare class SiSquareEnvelopeIcon {
    protected readonly xmlns: import("@angular/core").WritableSignal<string>;
    readonly viewBox: import("@angular/core").InputSignal<string>;
    static ɵfac: i0.ɵɵFactoryDeclaration<SiSquareEnvelopeIcon, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<SiSquareEnvelopeIcon, "svg[si-square-envelope-icon]", never, { "viewBox": { "alias": "viewBox"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}
