import { type SkPath } from "@shopify/react-native-skia";
import { type SharedValue } from "react-native-reanimated";
import type { ChartEngineEdge, ChartEngineScroll, SingleEngineState } from "../core/useLiveChartEngine";
import { type ChartPadding } from "../draw/line";
import type { CandleGap } from "../types";
/** Selects the synthetic right-edge line tip without coupling chart geometry
 * to badge or live-indicator presentation options. */
export declare function resolveLineTipValue(displayValue: number, edgeValue: number, viewEnd: number | null): number;
/**
 * Builds the `linePath` / `fillPath` with `Skia.PathBuilder`s reused across
 * frames (one per curve, held in a SharedValue) and finalized with `detach()` —
 * which returns a fresh immutable `SkPath` each frame and resets the builder.
 * The fresh reference makes Reanimated notify subscribers (re-record + repaint)
 * without the two-SkPath ping-pong the mutable-path pool needed.
 *
 * The flat point buffer still ping-pongs (ptsA/ptsB) so the intermediate
 * `flatPts` derived value changes reference each frame and re-runs linePath /
 * fillPath.
 */
export declare function useChartPaths(engine: SingleEngineState & ChartEngineScroll & ChartEngineEdge, padding: ChartPadding, morphT?: SharedValue<number>, 
/** When set, also build `thresholdFillPath` — the band between the line and this
 *  pixel-Y, closed at the threshold instead of the chart baseline. */
thresholdY?: SharedValue<number>, 
/** Draw the line/fill as a straight polyline instead of the monotone cubic. */
linear?: boolean, 
/** Loading squiggle wave amplitude (px) for the reveal morph. Default 14. */
squiggleAmplitude?: number, 
/** Loading squiggle wave speed multiplier for the reveal morph. Default 1. */
squiggleSpeed?: number, 
/** When set, build `thresholdFillPath` as the band between the line and this
 *  *time-varying* threshold — the split shader's evenly-spaced pixel-Y
 *  `samples[]` (so band geometry matches the shader exactly). Takes precedence
 *  over `thresholdY`, the constant (horizontal) case. */
thresholdSamples?: SharedValue<number[]>, 
/** Screen-space path simplification tolerance in pixels. `0` disables it. */
simplifyTolerance?: number, 
/** Explicit empty intervals that split line and fill geometry. */
lineGaps?: CandleGap[]): {
    readonly linePath: import("react-native-reanimated").DerivedValue<SkPath>;
    readonly fillPath: import("react-native-reanimated").DerivedValue<SkPath>;
    readonly thresholdFillPath: import("react-native-reanimated").DerivedValue<SkPath>;
};
//# sourceMappingURL=useChartPaths.d.ts.map