import { Definitions, FlowElement, Process, SubProcess } from 'bpmn-moddle';
/**
 * Extract the flow elements from the given bpmn moddle definitions
 * @param moddleDefinitions
 * @returns array of flow elements
 */
export declare function getFlowElements(moddleDefinitions: Definitions | Process | SubProcess): FlowElement[];
export declare function getAllNestedFlowElements(moddleDefinitions: Definitions | Process | SubProcess): FlowElement[];
/**
 * Find a given element by id
 * @param moddleDefinitions | SubProcess
 * @param id
 * @returns the element, if found else null
 */
export declare function findElementById(moddleDefinitions: Definitions | SubProcess, id: string): FlowElement | undefined;
export declare const activityTypes: string[];
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