antv中国地图展示
initMap() {
chinaScene = new Scene({
id: "mapChina",
map: new Map({
style: "dark",
center: [102.99130938786305, 33.982243853450086],
zoom: 3.4,
pitch: 30,
}),
logoVisible: false,
});
chinaScene.on("loaded", () => {
let lineDown, lineUp, textLayer;
fetch(
// window.location.origin + window.location.pathname + "/json/china.json"
// this.chinaJson
'https://gw.alipayobjects.com/os/bmw-prod/ecd1aaac-44c0-4232-b66c-c0ced76d5c7d.json'
// "https://gw.alipayobjects.com/os/bmw-prod/d6da7ac1-8b4f-4a55-93ea-e81aa08f0cf3.json"
)
.then((res) => res.json())
.then((data) => {
const texts = [];
// data.features.map((option) => {
this.chinaJson.features.map((option) => {
const { name, center } = option.properties;
const [lng, lat] = center;
texts.push({ name, lng, lat });
return "";
});
textLayer = new PointLayer({ zIndex: 9999 })
.source(texts, {
parser: {
type: "json",
x: "lng",
y: "lat",
},
})
.shape("name", "text")
.size(16)
.color("#fff")
.style({
textAnchor: "center", // 文本相对锚点的位置 center|left|right|top|bottom|top-left
spacing: 2, // 字符间距
padding: [1, 1], // 文本包围盒 padding [水平，垂直]，影响碰撞检测结果，避免相邻文本靠的太近
stroke: "#0ff", // 描边颜色
strokeWidth: 0.2, // 描边宽度
raisingHeight: 100000,
textAllowOverlap: true,
});
chinaScene.addLayer(textLayer);
lineUp = new LineLayer({ zIndex: 1 })
.source(this.chinaJson)
.shape("line")
.color("#0DCCFF")
.size(1.2)
.style({
raisingHeight: 1010000,
});
chinaScene.addLayer(lineUp);
return "";
});
});
const layer = new PolygonLayer({
// zIndex: -10
})
.source(this.chinaJson)
.size(1000000)
.shape('extrude')
.color('#fff')
.select({
color: "#ff0"
})
.style({
mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
heightfixed: true,
pickLight: true,
sourceColor: "#333", //抬高高度的颜色
targetColor: "#fff",
opacity: 0.5,
// zIndex: -10
});
layer.on("click", e => {
console.log(e, '---e1');
this.openPopup()
this.getProviceData(e.feature.properties.adcode)
})
// const layer = new PolygonLayer({
// // zIndex: 1,
// })
// .source(this.chinaJson)
// .size(0)
// .shape('fill')
// .color('#c0c0c0')
// .select({
// color: "#ff0"
// })
// .style({
// mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
// heightfixed: true,
// pickLight: true,
// sourceColor: "#333", //抬高高度的颜色
// targetColor: "#fff",
// opacity: 0.8,
// zIndex: -10
// });
// layer.on("click", v => {
// console.log(v, '---e');
// })
const layerColor = new PolygonLayer({
// zIndex: 9,
})
.source(this.chinaJson)
.scale('density', {
type: 'quantile',
})
.size(100000)
.color('density', this.mapcolor)
.shape('extrude')
.active(true)
.select({
color: "#ff0"
})
.style({
opacity: 1,
// zIndex: 999999999999999,
// raisingHeight: 300000,
textAllowOverlap: true,
// mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
})
// const layerColor = new PolygonLayer({
// // zIndex: 9,
// })
// .source(this.chinaJson)
// .size(1000000)
// .shape('fill')
// .color('#fff')
// .select({
// color: "#ff0"
// })
// .scale('density', {
// type: 'quantile',
// })
// .style({
// // mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
// heightfixed: true,
// pickLight: true,
// sourceColor: "#333", //抬高高度的颜色
// targetColor: "#fff",
// opacity: 0.5,
// // zIndex: -10
// });
chinaScene.addLayer(layerColor);
chinaScene.addLayer(layer);
// layerColor.on("click", v => {
// console.log(v, '---e');
// })
},
原文地址：https://blog.csdn.net/irisMoon06/article/details/142445285
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