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【feature】l7layer 支持map对应layer和Source的方法和事件 · SuperMap/iClient-JavaScript@6b16b14 · GitHub

/ iClient-JavaScript Public

Commit 6b16b14

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xiongjiaojiao
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【feature】l7layer 支持map对应layer和Source的方法和事件
1 parent c89f68d commit 6b16b14

12 files changed

Lines changed: 1046 additions & 199 deletions

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‎src/mapboxgl/core/MapExtend.js‎

Lines changed: 248 additions & 141 deletions
Large diffs are not rendered by default.

‎src/mapboxgl/mapping/utils/L7LayerUtil.js‎

Lines changed: 32 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -649,7 +649,24 @@ function WebMapSourceToL7Source(source, sourceLayer, options) {
649649
return rules[type] && rules[type](source, sourceLayer, options);
650650
}
651651

652-
function getL7Filter(filter) {
652+
function getFilterFields(filter) {
653+
const result = [];
654+
for (const exp of filter) {
655+
if (exp instanceof Array && exp[1] && typeof exp[1] === 'string') {
656+
result.push(exp[1]);
657+
continue;
658+
}
659+
if (exp instanceof Array) {
660+
const subResult = getFilterFields(exp);
661+
if (subResult && subResult.length > 0) {
662+
result.push(...subResult);
663+
}
664+
}
665+
}
666+
return result;
667+
}
668+
669+
export function getL7Filter(filter) {
653670
if (!filter) {
654671
return;
655672
}
@@ -661,7 +678,7 @@ function getL7Filter(filter) {
661678
}
662679
return true;
663680
});
664-
const field = newExpressions.map((exp) => exp[1]);
681+
const field = Array.from(new Set(getFilterFields(newExpressions)));
665682
const fFilter = featureFilter([condition, ...newExpressions]);
666683
const filterFunc = fFilter.filter.bind(fFilter);
667684
return {
@@ -687,14 +704,19 @@ function getL7Filter(filter) {
687704
* @param layer
688705
*/
689706
function getL7LayerCommonInfo(layer) {
690-
const { id, minzoom, maxzoom, layout, filter } = layer;
707+
const { type, id, minzoom, maxzoom, layout, paint, filter, source } = layer;
691708
return {
692709
id,
693710
options: {
711+
type,
694712
name: layer.id,
695713
sourceLayer: layer['source-layer'],
696-
minzoom,
697-
maxzoom,
714+
source,
715+
layout,
716+
paint,
717+
filter,
718+
minZoom: minzoom,
719+
maxZoom: maxzoom,
698720
visible: layout.visibility === 'none' ? false : true
699721
},
700722
filter: getL7Filter(filter)
@@ -1908,15 +1930,15 @@ function getL7Layer(l) {
19081930
[MSLayerType.polygon]: 'PolygonLayer',
19091931
[MSLayerType.heatmap]: 'HeatmapLayer'
19101932
};
1933+
const source = l.source || {};
19111934
const layer = new L7Layer({
19121935
type: typeRule[l.type],
1913-
options: { ...l.options, layerID: (l.options || {}).name }
1936+
options: { ...l.options, layerID: (l.options || {}).name, featureId: (source.parser || {}).type === 'mvt' ? 'smpid' : undefined } // 解决L7结构化数据监听click事件会返回多个features问题
19141937
});
19151938
// getL7Layer返回原生antv l7 layer的实例
19161939
const l7Layer = layer.getL7Layer();
19171940
// 调用原生antv l7 layer的方法，构建图层
19181941
const sourceOptions = {};
1919-
const source = l.source || {};
19201942
const shape = l.shape || {};
19211943
if (source.parser) {
19221944
sourceOptions.parser = l.source.parser;
@@ -1982,7 +2004,9 @@ export async function addL7Layers({ map, webMapInfo, l7Layers, spriteDatas, opti
19822004
ChartController.setSceneChartLayer(l.id, actionLayer);
19832005
} else {
19842006
const layer = getL7Layer(l);
1985-
map.addLayer(layer, beforeLayer && beforeLayer.id);
2007+
if (!map.getLayer(layer.id)) {
2008+
map.addLayer(layer, beforeLayer && beforeLayer.id);
2009+
}
19862010
}
19872011
}
19882012
}

‎src/mapboxgl/mapping/webmap/v3/WebMap.js‎

Lines changed: 25 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -194,6 +194,31 @@ export class WebMap extends mapboxgl.Evented {
194194
return this._legendList;
195195
}
196196

197+
async copyLayer(id, layerInfo = {}) {
198+
const matchLayer = this._mapInfo.layers.find(layer => layer.id === id);
199+
if (!matchLayer || this.map.getLayer(layerInfo.id)) {
200+
return;
201+
}
202+
const copyLayerId = layerInfo.id || `${matchLayer.id}_copy`;
203+
const copyLayer = { ...matchLayer, ...layerInfo, id: copyLayerId };
204+
if (isL7Layer(copyLayer)) {
205+
const layers = [copyLayer];
206+
await addL7Layers({
207+
map: this.map,
208+
webMapInfo: { ...this._mapInfo, layers, sources: this._mapInfo.sources },
209+
l7Layers: layers,
210+
spriteDatas: this._spriteDatas,
211+
options: this.options
212+
});
213+
return;
214+
}
215+
if (typeof copyLayer.source === 'object') {
216+
this.map.addSource(copyLayer.id, copyLayer.source);
217+
copyLayer.source = copyLayer.id;
218+
}
219+
this.map.addLayer(copyLayer);
220+
}
221+
197222
/**
198223
* @private
199224
* @function WebMap.prototype._createMap

‎src/mapboxgl/overlay/Base.js‎

Lines changed: 60 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,60 @@
1+
export class CustomOverlayLayer {
2+
constructor(options) {
3+
this.type = 'custom';
4+
this.overlay = true;
5+
this.sourceId = options.sourceId;
6+
// interaction 控制是否支持事件
7+
this.interaction = options.interaction || false;
8+
// query 是否支持查询
9+
this.query = options.query || false;
10+
this.events = options.events || [];
11+
}
12+
13+
// 获取 layer 的信息，如 type, id, sourceLayer， layout 等
14+
getLayer() {}
15+
16+
// 更换 layer 的顺序
17+
moveLayer() {}
18+
19+
// 获取 layer source的信息，如 id，type 等
20+
getSource() {}
21+
22+
// 返回指定样式图层中绘制属性的值
23+
getPaintProperty() {}
24+
25+
// 返回指定样式图层中布局属性的值
26+
getLayoutProperty() {}
27+
28+
// 修改指定样式图层中布局属性的值
29+
setLayoutProperty() {}
30+
31+
// 返回应用于指定样式图层的过滤器
32+
getFilter() {}
33+
34+
// 设定指定样式图层的过滤器
35+
setFilter() {}
36+
37+
// map 添加 layer 时的钩子函数
38+
onAdd() {}
39+
40+
// map 移除 layer 时的钩子函数
41+
onRemove() {}
42+
43+
// map 渲染 layer 时的钩子函数
44+
render() {}
45+
46+
// 注册 layer 事件，触发多次
47+
on() {}
48+
49+
// 注册 layer 事件，触发一次
50+
once() {}
51+
52+
// 移除 layer 事件
53+
off() {}
54+
55+
// 查询足查询参数的可见要素的 GeoJSON 要素对象数组
56+
queryRenderedFeatures() {}
57+
58+
// 查询满足查询参数的指定矢量切片或 GeoJSON 源中的要素
59+
querySourceFeatures() {}
60+
}

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