import type { PPTElement, PPTShapeElement } from '../types/slides';
export type FramePoint = {
    x: number;
    y: number;
};
export declare const isFrame: (element: PPTElement) => element is PPTShapeElement;
export declare function frameAncestors(element: PPTElement, elements: readonly PPTElement[]): PPTShapeElement[];
export declare function frameDescendantIds(elements: readonly PPTElement[], ids: readonly string[]): string[];
export declare function frameCorners(element: PPTElement): FramePoint[];
export declare function frameClipPolygon(element: PPTElement, elements: readonly PPTElement[]): FramePoint[] | null;
export declare function createFrameFromSelection(elements: readonly PPTElement[], ids: readonly string[], frameId: string, name: string): {
    elements: PPTElement[];
    selection: string[];
};
export declare function reparentFrameElements(elements: readonly PPTElement[], ids: readonly string[], parentFrameId?: string): PPTElement[];
/** Carry descendants with translated/rotated frames; resizing leaves child sizes unchanged. */
export declare function reconcileFrameTransforms(previous: readonly PPTElement[], next: readonly PPTElement[]): PPTElement[];
/** Keep native painter order coherent: a frame's artwork always precedes its children. */
export declare function normalizeFrameOrder(elements: readonly PPTElement[]): PPTElement[];