import type { UISingleParameterConstraintOptions } from "../UISingleParameterConstraint/UISingleParameterConstraint.Internal";
export declare const DEFAULT_ANCHOR = 0.5;
export declare const DEFAULT_T = 0.5;
/** Vertical interpolation constraint options */
export interface UIVerticalInterpolationConstraintOptions extends UISingleParameterConstraintOptions {
    /** Anchor on element A (0 = bottom, 0.5 = center, 1 = top) */
    anchorA: number;
    /** Anchor on element B (0 = bottom, 0.5 = center, 1 = top) */
    anchorB: number;
    /** Anchor on element C (0 = bottom, 0.5 = center, 1 = top) */
    anchorC: number;
    /** Interpolation factor (0 = A position, 1 = B position) */
    t: number;
}