export interface GridConfigurationContext {
    /** User-requested grid resolution (mm) before any policy adjustment. Example: 0.2 */
    requestedResolution: number;
    /** Default grid resolution (mm) supplied by host if user did not request one. Example: 0.25 */
    defaultResolution: number;
    pads: {
        /** Optional component reference for context (e.g., 'U1'). */
        componentRef?: string;
        /** Pad size in mm. Example: { width: 0.5, height: 0.3 } */
        size: {
            width: number;
            height: number;
        };
        type: 'smd' | 'thru_hole' | 'np_thru_hole' | 'connect';
        /** Layers this pad appears on. Example: ['F.Cu', 'F.Mask'] */
        layers: string[];
    }[];
}
export interface GridConfigurationResult {
    gridResolution?: number;
    reason?: string;
}
/**
 * Plugin-side grid resolution policy.
 * Mirrors the legacy host behavior: if fine-pitch pads are present and the
 * requested grid is coarser than 0.1mm, clamp to 0.1mm for escape routing.
 */
export declare function configureGridResolution(context: GridConfigurationContext): GridConfigurationResult | void;
//# sourceMappingURL=grid_resolution_policy.d.ts.map