Feat earcut (#1536)

* fix: 文本更新

* fix: iconfont 更新

* fix: 移除console

* docs: scene 增加 setzoom

* fix: 地图实例demo

* fix: polygon triangle

* fix: polygon triangle  dimensions

* fix: 高德地图v2 坐标转换

.github/workflows/mirror.yml

@@ -1,19 +0,0 @@
-name: 🤖 Sync to Gitee Mirror
-
-on: [push]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: 🔁 Sync to Gitee
-        uses: wearerequired/git-mirror-action@master
-        env:
-          # 注意在 Settings->Secrets 配置 GITEE_RSA_PRIVATE_KEY
-          SSH_PRIVATE_KEY: ${{ secrets.GITEE_RSA_PRIVATE_KEY }}
-        with:
-          # 注意替换为你的 GitHub 源仓库地址
-          source-repo: 'git@github.com:antvis/L7.git'
-          # 注意替换为你的 Gitee 目标仓库地址
-          destination-repo: 'git@gitee.com:antv-l7/antv-l7.git'
-

dev-demos/bugs/heatmap/demos/map.tsx

@@ -9,7 +9,7 @@ export default () => {
 
 const scene = new Scene({
     id: 'map',
-    map: new GaodeMap({
+    map: new Map({
       style: 'light',
       pitch: 0,
       center: [ 114.07737552216226, 22.542656745583486 ],

dev-demos/bugs/polygon/demos/polygon.tsx

@@ -1,5 +1,5 @@
 import { Scene, PolygonLayer, LineLayer, PointLayer } from "@antv/l7";
-import { Mapbox } from "@antv/l7-maps";
+import { GaodeMap } from "@antv/l7-maps";
 import React, { useEffect } from 'react';
 const list = {
   portrKey: "PROVINCE_CITY_DITU",
@@ -2494,7 +2494,7 @@ export default () => {
     useEffect( () => {
       const scene = new Scene({
         id: "map",
-        map: new Mapbox({
+        map: new GaodeMap({
           pitch: 0,
           style: "blank",
           center: [116.368652, 39.93866],

packages/site/examples/tutorial/map/demo/amapInstance.js

@@ -1,7 +1,8 @@
 import { Scene, PointLayer } from '@antv/l7';
 import { GaodeMap } from '@antv/l7-maps';
 
-window.onLoad = function() {
+function initMap() {
+  // 全局加载高德地图API
   const map = new AMap.Map('map', {
     viewMode: '3D',
     mapStyle: 'amap://styles/darkblue',
@@ -49,11 +50,5 @@ window.onLoad = function() {
         scene.addLayer(pointLayer);
       });
   });
-};
-
-const url = 'https://webapi.amap.com/maps?v=1.4.15&key=15cd8a57710d40c9b7c0e3cc120f1200&callback=onLoad';
-// const url = 'https://webapi.amap.com/maps?v=2.0&key=ff533602d57df6f8ab3b0fea226ae52f&callback=onLoad';
-const jsapi = document.createElement('script');
-jsapi.charset = 'utf-8';
-jsapi.src = url;
-document.head.appendChild(jsapi);
+}
+  initMap();

packages/utils/src/workers/triangulation.ts

@@ -66,9 +66,34 @@ export function polygonFillTriangulation(feature: IEncodeFeature) {
   const { coordinates } = feature;
   const flattengeo = earcut.flatten(coordinates as number[][][]);
   const { vertices, dimensions, holes } = flattengeo;
+  for (let i = 0; i < vertices.length; i += dimensions) {
+    vertices[i + 1] = project_y(vertices[i + 1]);
+  }
+  // https://github.com/mapbox/earcut/issues/159
+  const triangles = earcut(vertices, holes, dimensions);
+  for (let i = 0; i < vertices.length; i += dimensions) {
+    vertices[i + 1] = un_project_y(vertices[i + 1]);
+  }
+
   return {
-    indices: earcut(vertices, holes, dimensions),
+    indices: triangles,
     vertices,
     size: dimensions,
   };
 }
+
+function project_y(y: number) {
+
+  if(y > 85 || y<-85) {
+    return y
+  }
+  return Math.log(Math.tan((Math.PI * y) / 360));
+}
+
+function un_project_y(y: number) {
+
+  if(y > 85 || y<-85) {
+    return y
+  }
+  return (Math.atan(Math.exp(y)) * 360) / Math.PI;
+}