Google地图标记标签文字颜色变化

布林达

悬停事件时,我试图将Google地图标记标签的颜色更改为白色。如何更改标签颜色。

我的代码是

function hover(id) { 

var icon2 = "<?php  echo base_url(). "bootstrap/images/tooltip_solid.png";?>";
    for ( var i = 0; i< markers.length; i++) { 
        if (parseInt(id) == parseInt(markers[i].id)) {  
           markers[i].setIcon(icon2); 
            markers[i].setZIndex(99999999999999);

           break;
        }
   } 
}
地理编码

最简单的方法是为每个标记创建mouseover / mouseout事件处理程序,以更新标签文本的颜色。

// creates a marker with a closure for the event functions.
function createMarker(latLng, text, label) {
  var marker = new google.maps.Marker({
    position: latLng,
    map: map,
    label: {text: label, color: "white"}
  });
  google.maps.event.addListener(marker, "mouseover", function(evt) {
    var label = this.getLabel();
    label.color="black";
    this.setLabel(label);
  });
    google.maps.event.addListener(marker, "mouseout", function(evt) {
    var label = this.getLabel();
    label.color="white";
    this.setLabel(label);
  });
  return marker;
}

概念证明

代码段:

var geocoder;
var map;

function initialize() {
  map = new google.maps.Map(
    document.getElementById("map_canvas"), {
      center: new google.maps.LatLng(37.4419, -122.1419),
      zoom: 13,
      mapTypeId: google.maps.MapTypeId.ROADMAP
    });
  // Mountain View, CA, USA (37.3860517, -122.0838511)
  var marker1 = createMarker({
    lat: 37.3860517,
    lng: -122.0838511
  }, "Mountain View, CA", "A");
  // Palo Alto, CA, USA (37.4418834, -122.14301949999998)
  var marker2 = createMarker({
    lat: 37.4418834,
    lng: -122.14301949999998
  }, "Palo Alto", "B");
  // Stanford, CA, USA (37.42410599999999, -122.1660756)
  var marker3 = createMarker({
    lat: 37.42410599999999,
    lng: -122.1660756
  }, "Stanford, CA", "C");
  var bounds = new google.maps.LatLngBounds();
  bounds.extend(marker1.getPosition());
  bounds.extend(marker2.getPosition());
  bounds.extend(marker3.getPosition());
  map.fitBounds(bounds);
}
google.maps.event.addDomListener(window, "load", initialize);

function createMarker(latLng, text, label) {
  var marker = new google.maps.Marker({
    position: latLng,
    map: map,
    label: {
      text: label,
      color: "white"
    }
  });
  google.maps.event.addListener(marker, "mouseover", function(evt) {
    var label = this.getLabel();
    label.color = "black";
    this.setLabel(label);
  });
  google.maps.event.addListener(marker, "mouseout", function(evt) {
    var label = this.getLabel();
    label.color = "white";
    this.setLabel(label);
  });
  return marker;
}
html,
body,
#map_canvas {
  height: 100%;
  width: 100%;
  margin: 0px;
  padding: 0px
}
<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyCkUOdZ5y7hMm0yrcCQoCvLwzdM6M8s5qk"></script>
<div id="map_canvas"></div>

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