export interface TreeObjectNode {
    id?: number;
    units: number;
    subtree?: IRhythmTree;
}
export declare type TreeNode = TreeObjectNode | number;
export interface IRhythmTree {
    nodes: TreeNode[];
}
export interface ITreePoint {
    position: number;
    depth: number;
}
export declare const tree44: IRhythmTree;
export declare const exampleTree1: {
    nodes: (number | {
        units: number;
        subtree: {
            nodes: number[];
        };
    })[];
};
export declare const exampleTree2: {
    nodes: {
        units: number;
        subtree: {
            nodes: (number | {
                units: number;
                subtree: {
                    nodes: number[];
                };
            })[];
        };
    }[];
};
export declare function nodeUnitLength(node: TreeNode): number;
export declare function addIds(tree: IRhythmTree): IRhythmTree;
export declare function getRhythmPoints(tree: IRhythmTree, depth?: number, start?: number, totalDuration?: number): ITreePoint[];
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