@vue-flow/core/dist/composables/useViewportHelper.d.ts

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import type { Project, State, ViewportFunctions } from '../types'

export interface ViewportHelper extends ViewportFunctions {
  viewportInitialized: boolean
  screenToFlowCoordinate: Project
  flowToScreenCoordinate: Project
}
/**
 * Composable that provides viewport helper functions.
 *
 * @internal
 * @param state
 */
export declare function useViewportHelper(state: State): import('vue').ComputedRef<ViewportHelper>