export interface BoundingBox {
    x: number;
    y: number;
    width: number;
    height: number;
}
/** Capability evidence the renderer consumes for emission. */
export interface RenderCapabilities {
    syncOutput: boolean;
    pointerShape: boolean;
}
/** Pointer passed to reduce(): absent, up, or down. */
export declare const POINTER_ABSENT = 0;
export declare const POINTER_UP = 1;
export declare const POINTER_DOWN = 2;
export interface Native {
    memory: WebAssembly.Memory;
    statePtr: number;
    opsBuf: number;
    /**
     * Re-initialize renderer state for new dimensions in place
     * (renderer-spec 7.7). Reuses this instance and memory; statePtr and
     * opsBuf may change. Growing memory detaches prior buffer views.
     */
    update(w: number, h: number): void;
    /**
     * Push capability evidence into the renderer. The renderer holds it across
     * frames; it is re-pushed internally after any re-init so it survives
     * resize updates. Returns true when withdrawing pointerShape leaves a
     * non-default shape on screen that the caller must reset.
     */
    setCapabilities(caps: RenderCapabilities): boolean;
    reduce(ct: number, buf: number, len: number, mode: number, row: number, deltaTime: number, px: number, py: number, pointer: number): void;
    output(ct: number): number;
    length(ct: number): number;
    getPointerOverIds(): string[];
    getElementBounds(id: string): BoundingBox | undefined;
    animating(ct: number): number;
    errorCount(ct: number): number;
    errorType(ct: number, index: number): number;
    errorMessage(ct: number, index: number): string;
}
export declare function createTermNative(w: number, h: number, caps: RenderCapabilities): Promise<Native>;