import { type MaybeRef } from 'vue';
export interface AutoScrollOptions {
    /** Pixels from edge where scrolling starts */
    threshold?: number;
    /** Scroll speed in pixels per frame */
    speed?: number;
    /** Max scroll speed (for acceleration near edge) */
    maxSpeed?: number;
}
/**
 * Auto-scroll when dragging near edges of a scrollable container.
 *
 * @example
 * ```vue
 * <script setup>
 * const scrollContainer = ref(null)
 * const { onDragMove, stop } = useAutoScroll(scrollContainer)
 *
 * function handleDragMove(items, pos) {
 *   onDragMove(pos)
 * }
 * </script>
 *
 * <template>
 *   <div ref="scrollContainer" class="overflow-auto h-[400px]">
 *     <TheFreeform @drag-move="handleDragMove" @drag-end="stop">
 *       ...
 *     </TheFreeform>
 *   </div>
 * </template>
 * ```
 */
export declare function useAutoScroll(container: MaybeRef<HTMLElement | null>, options?: AutoScrollOptions): {
    /** Call on drag-move with cursor position */
    onDragMove: (position: {
        x: number;
        y: number;
    }) => void;
    /** Call on drag-end to stop scrolling */
    stop: () => void;
    /** Is currently auto-scrolling */
    isScrolling: import("vue").Ref<boolean, boolean>;
};