import type { FrameContext } from './shared.js';
/** Describes a bounded density-derived count for a repeatable visual structure. */
export interface CountRule {
    readonly base: number;
    readonly minimum: number;
    readonly maximum: number;
}
/** Resolves a bounded count so density adds detail without making a frame unreasonably expensive. */
export declare function densityCount(context: FrameContext, rule: CountRule): number;
/** Resolves thickness while reserving a caller-defined gap to prevent adjacent marks from colliding. */
export declare function safeThickness(context: FrameContext, base: number, available: number, gap: number): number;
/** Creates a stable segment gap from available circumference/width and requested density. */
export declare function safeGap(available: number, count: number, preferred?: number): number;
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