import type { SkFont } from "@shopify/react-native-skia";
import { type ComposedGesture, type GestureType } from "react-native-gesture-handler";
import { type SharedValue } from "react-native-reanimated";
import type { ResolvedYAxisConfig } from "../core/resolveConfig";
import type { ChartEngineLayout } from "../core/useLiveChartEngine";
import { type YAxisEntry } from "../draw/grid";
import type { ChartPadding } from "../draw/line";
/** Preserve private scale state across gesture/axis toggles on a mounted chart. */
export declare function useYAxisScaleValue(external?: SharedValue<number>): SharedValue<number>;
/** The reserved gutter, or the actual measured price column when it floats. */
export declare function isYAxisScaleHit(x: number, y: number, width: number, height: number, padding: ChartPadding, side: "left" | "right", floating: boolean, labelRightMargin: number | undefined, entries: readonly YAxisEntry[], font: SkFont): boolean;
/** Log-space clamping avoids overflow even for very large drag translations. */
export declare function draggedYAxisScale(start: number, dy: number, distance: number, min: number, max: number): number;
type Options = {
    engine: Pick<ChartEngineLayout, "canvasWidth" | "canvasHeight"> & {
        wake?: () => void;
    };
    padding: ChartPadding;
    axis: ResolvedYAxisConfig | null;
    floating?: boolean;
    entries: SharedValue<YAxisEntry[]> | null;
    font: SkFont;
    scale: SharedValue<number>;
    /** Existing plot gesture graph, including pinch. */
    gesture: GestureType | ComposedGesture;
    /** Interactive chart overlays retain their normal tap/drag behavior. */
    deferHit?: (x: number, y: number) => boolean;
    onStart?: () => void;
    active?: SharedValue<boolean>;
};
/** Owns gutter touches at touch-down; fails immediately everywhere else. */
export declare function useYAxisScaleGesture({ engine, padding, axis, floating, entries, font, scale, gesture, deferHit, onStart, active, }: Options): import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<Record<string, unknown>> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<Record<string, never>> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").TapGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").PanGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").LongPressGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").RotationGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").PinchGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").ForceTouchGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler").NativeViewGestureHandlerPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gesture").BaseGesture<import("react-native-gesture-handler/lib/typescript/handlers/GestureHandlerEventPayload").HoverGestureHandlerEventPayload> | import("react-native-gesture-handler/lib/typescript/handlers/gestures/gestureComposition").ComposedGesture;
export {};
//# sourceMappingURL=useYAxisScaleGesture.d.ts.map