import { InkPoint } from 'pptx-viewer-shared';
import { InkDrawTool } from './editor-ink-controller.svelte';
/**
 * Pointer gesture driver for freehand ink drawing: pen/highlighter accumulate
 * points into a live stroke and commit it on pointerup; eraser hit-tests on
 * pointerdown alone. Framework-agnostic (no Svelte), mirroring
 * `editor-gestures.ts`'s pure-module + window-listener pattern so a stroke
 * keeps tracking the pointer even when it leaves the stage bounds.
 */
export interface InkGestureDeps {
    /** Current stage scale (screen px per element px). */
    getScale(): number;
    /** Stage-holder origin in client coordinates, for pointer-to-slide-space mapping. */
    getStageOrigin(): {
        left: number;
        top: number;
    };
    /** The active draw tool; `'select'` means the gesture controller is idle. */
    getTool(): InkDrawTool;
    /** A pen/highlighter stroke started (first point captured). */
    onStrokeStart(): void;
    /** Live preview: the accumulated points so far (pen/highlighter only). */
    onStrokePreview(points: readonly InkPoint[]): void;
    /** A pen/highlighter stroke finished (pointerup); may be too short to keep. */
    onStrokeEnd(points: readonly InkPoint[]): void;
    /** Eraser: a single point to hit-test against ink elements. */
    onErase(point: InkPoint): void;
}
export interface InkGestureController {
    /** Handle a stage `pointerdown` while a draw tool may be active. No-op when the tool is `'select'`. */
    handlePointerDown(event: PointerEvent): void;
    isActive(): boolean;
    /** Abort listeners without emitting an end callback (teardown). */
    dispose(): void;
}
export declare function createInkGestureController(deps: InkGestureDeps): InkGestureController;
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