export declare const DEFAULT_RENDER_COALESCE_MS = 80;
export declare class RenderScheduler {
    private readonly render;
    private readonly intervalMs;
    private readonly now;
    private timer;
    private lastRenderAt;
    private pending;
    private disposed;
    constructor(render: () => void, intervalMs?: number, now?: () => number);
    request(): void;
    flush(): void;
    dispose(): void;
    private run;
}
export interface RenderableState {
    ui: {
        requestRender?: () => void;
    };
    renderScheduler?: RenderScheduler;
}
export declare function requestRender(state: RenderableState): void;
export declare function flushRender(state: RenderableState): void;
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