在浏览器中显示的谷歌地图上叠加多个KML文件

Question

需要了解在浏览器中显示的单个 Google 地图上叠加多个 KML 文件的过程。用于此目的的 KML 文件可以指向不同的位置。例如：KML1 代表北美和北美适用于亚洲的 KML2。谁能帮我解决这个问题。

Answer 1

我认为您正在寻找以下内容：

http://code.google.com /apis/kml/documentation/kml_tut.html#network_links

示例：

<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://www.opengis.net/kml/2.2">
  <Folder>
    <name>Network Links</name>
    <visibility>0</visibility>
    <open>0</open>
    <description>Network link example 1</description>
    <NetworkLink>
      <name>Random Placemark</name>
      <visibility>0</visibility>
      <open>0</open>
      <description>A simple server-side script that generates a new random
        placemark on each call</description>
      <refreshVisibility>0</refreshVisibility>
      <flyToView>0</flyToView>
      <Link>
        <href>http://yourserver.com/map1.kml</href>
      </Link>
    </NetworkLink>

    <NetworkLink>
      <name>Random Placemark</name>
      <visibility>0</visibility>
      <open>0</open>
      <description>A simple server-side script that generates a new random
        placemark on each call</description>
      <refreshVisibility>0</refreshVisibility>
      <flyToView>0</flyToView>
      <Link>
        <href>http://yourserver.com/map2.kml</href>
      </Link>
    </NetworkLink>
  </Folder>
</kml>

Answer 2

您可以使用 Google Maps JS API 来完成此操作。您需要使用 google.maps.KmlLayer 为每个 KML 文件创建叠加层。

请参阅以下示例：http://code.google.com /apis/maps/documentation/javascript/examples/layer-kml.html

API 文档：
http://code.google.com/apis/maps/documentation /javascript/overlays.html#KMLLayers