import { Marker, Path, StrokeData, Svg } from "@svgdotjs/svg.js";
import { CSSProperties } from "react";
import { FlowNode, Line, NodeMargin, Direction, FlowTextType, Grid, RectArea } from "./types";
/**
 * 找出节点上的连接中点
 * @param node
 * @param type
 * @param direction
 * @param colWidth
 * @param rowHeight
 * @param nodeHeight
 * @param nodeWidth
 * @param margin
 * @param arrowZoom
 * @returns
 */
export declare const nodeMiddle: (node: FlowNode, type: number, direction: Direction, colWidth: number, rowHeight: number, nodeHeight: number, nodeWidth: number, margin: NodeMargin, arrowZoom: number) => number[];
/**
 * 找出转折点，将其转为圆弧
 * @param points
 * @returns
 */
export declare const drawLineWithArc: (points: number[][]) => string;
/**
 * 根据开始节点和结束节点给出中间的折线连接节点
 * @param line
 * @param nodes
 * @param dis
 * @param cols
 * @param rows
 * @param colWidth
 * @param rowHeight
 * @param nodeHeight
 * @param nodeWidth
 * @param margin
 * @param arrowZoom
 * @returns
 */
export declare const linePath: (line: Line, nodes: FlowNode[], dis: number, cols: unknown[][], rows: unknown[][], colWidth: number, rowHeight: number, nodeHeight: number, nodeWidth: number, margin: NodeMargin, arrowZoom: number) => string;
/**
 * 给出每个节点的绝对位置
 * @param item
 * @param margin
 * @param colWidth
 * @param rowHeight
 * @param nodeWidth
 * @param nodeHeight
 * @returns
 */
export declare const position: (item: FlowNode, margin: NodeMargin, colWidth: number, rowHeight: number, nodeWidth: number, nodeHeight: number) => CSSProperties;
/**
 * 根据颜色改变连接线及箭头颜色
 * @param path
 * @param arrow
 * @param color
 */
export declare const changeLineColor: (path: Path, arrow: Marker, color: string) => void;
/**
 * 画连接线
 * @param draw
 * @param lines
 * @param arrowSize
 * @param hoverLineColor
 * @param defaultLineStroke
 * @param nodes
 * @param dis
 * @param cols
 * @param rows
 * @param colWidth
 * @param rowHeight
 * @param nodeHeight
 * @param nodeWidth
 * @param margin
 */
export declare const drawLines: (draw: Svg, lines: Line[], arrowSize: number, hoverLineColor: string, defaultLineStroke: StrokeData, nodes: FlowNode[], dis: number, cols: unknown[][], rows: unknown[][], colWidth: number, rowHeight: number, nodeHeight: number, nodeWidth: number, margin: NodeMargin) => void;
/**
 * 画矩形
 * @param draw
 * @param rects
 * @param wrapperWidth
 * @param wrapperHeight
 * @param colWidth
 * @param rowHeight
 * @param defaultRectStroke
 */
export declare const drawRects: (draw: Svg, rects: RectArea[], wrapperWidth: number, wrapperHeight: number, colWidth: number, rowHeight: number, defaultRectStroke: StrokeData) => void;
/**
 * 画网格线
 * @param draw
 * @param wrapperWidth
 * @param wrapperHeight
 * @param grid
 * @param colWidth
 * @param rowHeight
 * @param defaultGridStroke
 */
export declare const drawGrid: (draw: Svg, wrapperWidth: number, wrapperHeight: number, grid: Grid, colWidth: number, rowHeight: number, defaultGridStroke: StrokeData) => void;
/**
 * 给流程图添加文字
 * @param draw
 * @param texts
 * @param defaultTextFont
 * @param defaultGridStroke
 * @param rowHeight
 * @param colWidth
 */
export declare const drawTexts: (draw: Svg, texts: FlowTextType[], defaultTextFont: object, defaultGridStroke: StrokeData, rowHeight: number, colWidth: number) => void;