export type ThemedSvgRuntimeErrorCode = 'invalid-url' | 'untrusted-origin' | 'http-error' | 'invalid-content-type' | 'too-large' | 'invalid-svg' | 'unsafe-svg' | 'inaccessible-svg' | 'aborted';
export declare class ThemedSvgRuntimeError extends Error {
    readonly code: ThemedSvgRuntimeErrorCode;
    readonly url?: string | undefined;
    constructor(code: ThemedSvgRuntimeErrorCode, message: string, url?: string | undefined, options?: ErrorOptions);
}
export interface ThemedSvgAccessibility {
    alt?: string;
    description?: string;
}
export interface MountThemedSvgOptions extends ThemedSvgAccessibility {
    trustedOrigins?: readonly string[];
    maxBytes?: number;
    signal?: AbortSignal;
    fetch?: typeof fetch;
    onLoad?: (svg: SVGSVGElement) => void;
    onError?: (error: ThemedSvgRuntimeError) => void;
    onAbort?: (error: ThemedSvgRuntimeError) => void;
    onLoading?: () => void;
}
export interface ThemedSvgMount {
    readonly host: HTMLElement;
    readonly loaded: Promise<SVGSVGElement>;
    reload(src?: string | URL): Promise<SVGSVGElement>;
    abort(reason?: unknown): void;
    dispose(): void;
    setAccessibility(accessibility: ThemedSvgAccessibility): void;
}
export interface DefineThemedSvgElementOptions {
    trustedOrigins?: readonly string[];
    maxBytes?: number;
}
export interface UpgradeThemedSvgImageOptions {
    hostSrc?: string | URL;
    description?: string;
}
export interface UpgradeThemedSvgImagesOptions {
    selector?: string;
    sourceAttribute?: string;
    descriptionAttribute?: string;
}
export declare function mountThemedSvg(target: Element, src: string | URL, options?: MountThemedSvgOptions): ThemedSvgMount;
export declare function hostSvgSource(source: string): string;
export declare function upgradeThemedSvgImage(image: HTMLImageElement, options?: UpgradeThemedSvgImageOptions): HTMLElement;
export declare function upgradeThemedSvgImages(root?: ParentNode, options?: UpgradeThemedSvgImagesOptions): HTMLElement[];
export declare function defineThemedSvgElement(options?: DefineThemedSvgElementOptions): CustomElementConstructor | undefined;
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