import { LGraphGroup } from '../LGraphGroup';
import { LGraphNode } from '../LGraphNode';
import { LinkReleaseContextExtended } from '../litegraph';
/** For Canvas*Event - adds graph space co-ordinates (property names are shipped) */
export interface ICanvasPosition {
    /** X co-ordinate of the event, in graph space (NOT canvas space) */
    canvasX: number;
    /** Y co-ordinate of the event, in graph space (NOT canvas space) */
    canvasY: number;
}
/** For Canvas*Event */
export interface IDeltaPosition {
    deltaX: number;
    deltaY: number;
}
/**
 * Workaround for Firefox returning 0 on offsetX/Y props
 * See https://github.com/Comfy-Org/litegraph.js/issues/403 for details
 */
export interface IOffsetWorkaround {
    /** See {@link MouseEvent.offsetX}.  This workaround is required (2024-12-31) to support Firefox, which always returns 0 */
    safeOffsetX: number;
    /** See {@link MouseEvent.offsetY}.  This workaround is required (2024-12-31) to support Firefox, which always returns 0 */
    safeOffsetY: number;
}
/** All properties added when converting a pointer event to a CanvasPointerEvent (via {@link LGraphCanvas.adjustMouseEvent}). */
export type CanvasPointerExtensions = ICanvasPosition & IDeltaPosition & IOffsetWorkaround;
interface LegacyMouseEvent {
    /** @deprecated Part of DragAndScale mouse API - incomplete / not maintained */
    dragging?: boolean;
    click_time?: number;
}
/** PointerEvent with canvasX/Y and deltaX/Y properties */
export interface CanvasPointerEvent extends PointerEvent, CanvasMouseEvent {
}
/** MouseEvent with canvasX/Y and deltaX/Y properties */
export interface CanvasMouseEvent extends MouseEvent, Readonly<CanvasPointerExtensions>, LegacyMouseEvent {
}
/** DragEvent with canvasX/Y and deltaX/Y properties */
export interface CanvasDragEvent extends DragEvent, CanvasPointerExtensions {
}
export type CanvasEventDetail = GenericEventDetail | GroupDoubleClickEventDetail | NodeDoubleClickEventDetail | EmptyDoubleClickEventDetail | EmptyReleaseEventDetail;
export interface GenericEventDetail {
    subType: "before-change" | "after-change";
}
export interface OriginalEvent {
    originalEvent: CanvasPointerEvent;
}
export interface EmptyReleaseEventDetail extends OriginalEvent {
    subType: "empty-release";
    linkReleaseContext: LinkReleaseContextExtended;
}
export interface EmptyDoubleClickEventDetail extends OriginalEvent {
    subType: "empty-double-click";
}
export interface GroupDoubleClickEventDetail extends OriginalEvent {
    subType: "group-double-click";
    group: LGraphGroup;
}
export interface NodeDoubleClickEventDetail extends OriginalEvent {
    subType: "node-double-click";
    node: LGraphNode;
}
export {};