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[update] iServer rest map中提供的epsg 有些时候是 -1,兼容下这种情况
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src/openlayers/mapping/WebMap.js

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Original file line numberDiff line numberDiff line change
@@ -174,7 +174,8 @@ export class WebMap extends ol.Observable {
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if(proj4){
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ol.proj.setProj4(proj4);
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}
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if(mapInfo.projection === "EPSG:-1000" || mapInfo.projection === "EPSG:0"){
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// 目前iServer服务中可能出现的EPSG 0,-1,-1000
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if(mapInfo.projection.indexOf("EPSG") === 0 && mapInfo.projection.split(":")[1] <= 0){
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//对于这两种地图,只能view,不能叠加其他图层
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that.createSpecLayer(mapInfo);
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return;

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