vant/src/image-preview/types.ts

import type {
  CSSProperties,
  TeleportProps,
  ComponentPublicInstance,
} from 'vue';
import type { Interceptor } from '../utils';
import type { SwipeToOptions } from '../swipe';
import type { PopupCloseIconPosition } from '../popup';
import type { ImagePreviewProps } from './ImagePreview';

export type ImagePreviewOptions = {
  loop?: boolean;
  images: string[];
  maxZoom?: number;
  minZoom?: number;
  teleport?: TeleportProps['to'];
  className?: unknown;
  showIndex?: boolean;
  closeable?: boolean;
  closeIcon?: string;
  transition?: string;
  beforeClose?: Interceptor;
  overlayStyle?: CSSProperties;
  swipeDuration?: number;
  startPosition?: number;
  showIndicators?: boolean;
  closeOnPopstate?: boolean;
  closeIconPosition?: PopupCloseIconPosition;
  onClose?(): void;
  onScale?(args: { scale: number; index: number }): void;
  onChange?(index: number): void;
};

export type ImagePreviewScaleEventParams = {
  scale: number;
  index: number;
};

export type ImagePreviewExpose = {
  swipeTo: (index: number, options?: SwipeToOptions) => void;
};

export type ImagePreviewInstance = ComponentPublicInstance<
  ImagePreviewProps,
  ImagePreviewExpose
>;