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44 lines
1.3 KiB
44 lines
1.3 KiB
4 months ago
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import type { FruchtermanLayoutOptions, Graph, LayoutMapping, LayoutWithIterations } from './types';
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/**
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* <zh/> Fruchterman 力导向布局
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*
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* <en/> Fruchterman force-directed layout
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*/
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export declare class FruchtermanLayout implements LayoutWithIterations<FruchtermanLayoutOptions> {
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options: FruchtermanLayoutOptions;
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id: string;
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private timeInterval;
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private running;
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private lastLayoutNodes;
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private lastLayoutEdges;
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private lastAssign;
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private lastGraph;
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private lastOptions;
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private lastClusterMap;
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private lastResult;
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constructor(options?: FruchtermanLayoutOptions);
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/**
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* Return the positions of nodes and edges(if needed).
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*/
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execute(graph: Graph, options?: FruchtermanLayoutOptions): Promise<LayoutMapping>;
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/**
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* To directly assign the positions to the nodes.
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*/
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assign(graph: Graph, options?: FruchtermanLayoutOptions): Promise<void>;
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/**
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* Stop simulation immediately.
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*/
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stop(): void;
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/**
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* Manually steps the simulation by the specified number of iterations.
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* @see https://github.com/d3/d3-force#simulation_tick
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*/
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tick(iterations?: number): LayoutMapping;
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private genericFruchtermanLayout;
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private formatOptions;
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private runOneStep;
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private applyCalculate;
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private calRepulsive;
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private calAttractive;
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}
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