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58 lines
2.1 KiB
58 lines
2.1 KiB
import { BaseLayout } from '../layouts';
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import type { GraphData, LayoutOptions } from '../spec';
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import type { STDLayoutOptions } from '../spec/layout';
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import type { DrawData } from '../transforms/types';
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import type { RuntimeContext } from './types';
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export declare class LayoutController {
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private context;
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private supervisor?;
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private instance?;
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private instances;
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private animationResult?;
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private get presetOptions();
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private get options();
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constructor(context: RuntimeContext);
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getLayoutInstance(): BaseLayout[];
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/**
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* <zh/> 前布局，即在绘制前执行布局
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*
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* <en/> Pre-layout, that is, perform layout before drawing
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* @param data - <zh/> 绘制数据 | <en/> Draw data
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* @remarks
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* <zh/> 前布局应该只在首次绘制前执行，后续更新不会触发
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*
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* <en/> Pre-layout should only be executed before the first drawing, and subsequent updates will not trigger
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*/
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preLayout(data: DrawData): Promise<void>;
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/**
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* <zh/> 后布局，即在完成绘制后执行布局
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*
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* <en/> Post layout, that is, perform layout after drawing
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* @param layoutOptions - <zh/> 布局配置项 | <en/> Layout options
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*/
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postLayout(layoutOptions?: LayoutOptions | undefined): Promise<void>;
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private transformDataAfterLayout;
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/**
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* <zh/> 模拟布局
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*
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* <en/> Simulate layout
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* @returns <zh/> 模拟布局结果 | <en/> Simulated layout result
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*/
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simulate(): Promise<GraphData>;
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stepLayout(data: GraphData, options: STDLayoutOptions, index: number): Promise<GraphData>;
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private graphLayout;
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private treeLayout;
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private inferTreeLayoutOffset;
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stopLayout(): void;
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getLayoutData(options: STDLayoutOptions): GraphData;
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/**
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* <zh/> 创建布局实例
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*
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* <en/> Create layout instance
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* @param options - <zh/> 布局配置项 | <en/> Layout options
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* @returns <zh/> 布局对象 | <en/> Layout object
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*/
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private initGraphLayout;
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private updateElementPosition;
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destroy(): void;
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}
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