import { NumberOrDateRange } from '../types/general';
/**
 * Given an axis range, this will usually a value of 1 to be used in Plotly's layout.{x,y}axis.dtick,
 * which indicates 10-fold tickmark spacing (it's calculated as 10**dtick)
 *
 * However, if the ratio between range.max/range.min is less than 10, we need to use a smaller spacing
 * so that we get some tick marks.
 *
 */
export declare function logScaleDtick(range: NumberOrDateRange | undefined): number;
//# sourceMappingURL=logscale-dtick.d.ts.map