/**
 * Normalized representation of a parsed CSS-like linear gradient string.
 */
export interface ParseGradientResult {
    /**
     * Ordered color stops expressed as CSS color strings and numeric stop positions.
     *
     * Percent-based stops are normalized to the `[0, 1]` range. Pixel stops are preserved as pixel values.
     * Missing stop values fall back to evenly distributed positions across the gradient definition.
     */
    colorStops: {
        color: string;
        stop: number;
    }[];
}
/**
 * Parses a gradient string into a lightweight structure that can be consumed by canvas/Pixi helpers.
 *
 * Invalid or non-gradient color strings are treated as unsupported input and return `null`
 * instead of throwing, which makes the function safe to use as a feature probe.
 *
 * @param colorInput CSS gradient string to parse.
 * @returns Parsed gradient data, or `null` when the input is not recognized as a gradient.
 */
export declare function parseGradient(colorInput: string): ParseGradientResult | null;