import type { Dimensions } from "../../../../core/domain/types.js";
import type { GradientState } from "../../domain/models/OceanModels.js";
/**
 * Contract for ocean gradient background rendering
 */
export interface IGradientRenderer {
    /**
     * Initialize gradient animation state
     */
    initializeGradientState(dimensions: Dimensions): GradientState;
    /**
     * Update gradient animation state
     */
    updateGradientState(state: GradientState, frameMultiplier: number): GradientState;
    /**
     * Draw the ocean gradient background with animated effects
     */
    drawOceanGradient(ctx: CanvasRenderingContext2D, dimensions: Dimensions, state?: GradientState | null): void;
}
//# sourceMappingURL=IGradientRenderer.d.ts.map