export interface StaggerMeterConfig {
    max: number;
    decayPerSecond?: number;
    decayDelayMs?: number;
}
export interface StaggerMeter {
    add(amount: number): boolean;
    broke(): boolean;
    value(): number;
    fraction(): number;
    recover(): void;
    tick(dtSeconds: number): void;
}
/**
 * Build a stagger/poise gauge from landed hits toward a break threshold that staggers the target.
 *
 * @capability stagger-meter build toward a stagger/poise-break threshold from landed hits
 */
export declare function createStaggerMeter(config: StaggerMeterConfig): StaggerMeter;
export interface BuildupMeterConfig {
    status: string;
    max: number;
    durationMs: number;
    decayPerSecond?: number;
    decayDelayMs?: number;
}
export interface BuildupProc {
    status: string;
    durationMs: number;
}
export interface BuildupMeter {
    add(amount: number): BuildupProc | null;
    value(): number;
    fraction(): number;
    tick(dtSeconds: number): void;
}
/**
 * Accumulate an ailment buildup — bleed, freeze, poison — that procs a status once it fills, then decays.
 *
 * @capability stagger-meter accumulate an ailment buildup (bleed, freeze) until it procs
 */
export declare function createBuildupMeter(config: BuildupMeterConfig): BuildupMeter;