import type { WorkflowGraphProjection } from 'openxiangda-contracts/browser';
export declare function workflowFlowLayout(graph: WorkflowGraphProjection, options?: {
    designer?: boolean;
}): Promise<{
    groups: {
        id: string;
        nodeId: string;
        x: number;
        y: number;
        width: number;
        height: number;
    }[];
    nodes: Map<string, {
        x: number;
        y: number;
        width: number;
        height: number;
        input: {
            id: string;
            x: number;
        };
        outputs: Array<{
            id: string;
            x: number;
        }>;
    }>;
    edges: Map<string, {
        points: {
            x: number;
            y: number;
        }[];
        label: {
            x: number;
            y: number;
        };
    }>;
}>;
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