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fix: style attribute Maximum call stack size exceeded

This commit is contained in:
thinkinggis 2020-01-21 11:47:12 +08:00
parent 12b24b990a
commit f2279e54a0
3 changed files with 22 additions and 11 deletions
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13
packages/core/src/services/layer/StyleAttributeService.ts
View File

@ -205,10 +205,17 @@ export default class StyleAttributeService implements IStyleAttributeService {
normals: normalsForCurrentFeature, normals: normalsForCurrentFeature,
size: vertexSize, size: vertexSize,
} = this.triangulation(feature); } = this.triangulation(feature);
indices.push(...indicesForCurrentFeature.map((i) => i + verticesNum)); indicesForCurrentFeature.forEach((i) => {
vertices.push(...verticesForCurrentFeature); indices.push(i + verticesNum);
});
verticesForCurrentFeature.forEach((index) => {
vertices.push(index);
});
// fix Maximum call stack size exceeded https://stackoverflow.com/questions/22123769/rangeerror-maximum-call-stack-size-exceeded-why
if (normalsForCurrentFeature) { if (normalsForCurrentFeature) {
normals.push(...normalsForCurrentFeature); normalsForCurrentFeature.forEach((normal) => {
normals.push(normal);
});
} }
size = vertexSize; size = vertexSize;
const verticesNumForCurrentFeature = const verticesNumForCurrentFeature =

2
packages/layers/src/utils/polylineNormal.ts
View File

@ -217,7 +217,7 @@ export default function(
pickData.push( pickData.push(
attrPos[i * 3], attrPos[i * 3],
attrPos[i * 3 + 1], attrPos[i * 3 + 1],
attrPos[i * 3 + 1], attrPos[i * 3 + 2],
attrDistance[i], attrDistance[i],
miters[i], miters[i],
totalDistance, totalDistance,

18
stories/Source/components/multiPolygon.tsx
View File

@ -1,4 +1,4 @@
import { PolygonLayer, Scene } from '@antv/l7'; import { LineLayer, PolygonLayer, Scene } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps'; import { GaodeMap } from '@antv/l7-maps';
import * as React from 'react'; import * as React from 'react';
@ -19,7 +19,8 @@ export default class MultiPolygon extends React.Component {
public async componentDidMount() { public async componentDidMount() {
const response = await fetch( const response = await fetch(
'https://gw.alipayobjects.com/os/basement_prod/f79485d8-d86f-4bb3-856d-537b586be06e.json', // 'https://gw.alipayobjects.com/os/basement_prod/f79485d8-d86f-4bb3-856d-537b586be06e.json',
'https://gw.alipayobjects.com/os/basement_prod/619a6f16-ecb0-4fca-9f9a-b06b67f6f02b.json',
); );
const scene = new Scene({ const scene = new Scene({
id: 'map', id: 'map',
@ -27,13 +28,16 @@ export default class MultiPolygon extends React.Component {
pitch: 0, pitch: 0,
style: 'dark', style: 'dark',
center: [121.775374, 31.31067], center: [121.775374, 31.31067],
zoom: 14.1, zoom: 5,
}), }),
}); });
const data = await response.json();
const layer = new PolygonLayer({}) // console.log(data.features[5]);
.source(await response.json()) // data.features = data.features.slice(6);
.shape('fill') const layer = new LineLayer()
.source(data)
.shape('line')
.size(1)
.color('red') .color('red')
.style({ .style({
opacity: 1.0, opacity: 1.0,