58 lines
1.3 KiB
TypeScript
58 lines
1.3 KiB
TypeScript
import type { Layer, LayerConfig } from '../types';
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/**
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* 解析 layers 字符串 "body:1,7-5,8 title:1,1-5,1"
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*/
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export function parseLayers(layersStr: string): Layer[] {
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if (!layersStr) return [];
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const layers: Layer[] = [];
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const regex = /(\w+):(\d+),(\d+)-(\d+),(\d+)/g;
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let match;
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while ((match = regex.exec(layersStr)) !== null) {
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layers.push({
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prop: match[1],
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x1: parseInt(match[2]),
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y1: parseInt(match[3]),
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x2: parseInt(match[4]),
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y2: parseInt(match[5])
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});
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}
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return layers;
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}
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/**
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* 格式化 layers 为字符串
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*/
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export function formatLayers(layers: LayerConfig[]): string {
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return layers
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.filter(l => l.visible)
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.map(l => `${l.prop}:${l.x1},${l.y1}-${l.x2},${l.y2}`)
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.join(' ');
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}
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/**
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* 初始化图层配置
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*/
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export function initLayerConfigs(
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data: any[],
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existingLayersStr: string
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): LayerConfig[] {
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const parsed = parseLayers(existingLayersStr);
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const allProps = Object.keys(data[0] || {}).filter(k => k !== 'label');
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return allProps.map(prop => {
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const existing = parsed.find(l => l.prop === prop);
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return {
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prop,
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visible: !!existing,
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x1: existing?.x1 || 1,
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y1: existing?.y1 || 1,
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x2: existing?.x2 || 2,
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y2: existing?.y2 || 2
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};
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});
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}
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