function initialize() {
var myOptions = {
center: new google.maps.LatLng(45.652988, 25.611792),
zoom: 12,
mapTypeId: google.maps.MapTypeId.SATELLITE
};
var map = new google.maps.Map(document.getElementById("map_canvas"),myOptions);
var lines = new google.maps.Polyline({
strokeColor: '#FF0000',
strokeOpacity: 0.5,
strokeWeight: 2,
editable: true
});
nline = function setPolyline(points) {
var path = lines.getPath();
path.clear();
path.push(points);
lines.setMap(map);
}
google.maps.event.addListener(map, 'click', function() {
var target = document.getElementById("info_panel");
target.style.display = "none";
});
/*
google.maps.event.addListener(line, 'click', function() {
alert("you clicked polyline");
});
*/
}
从SQL数据库执行XMLHttpRequest之后,另一个函数调用setPolyline函数(它位于map初始化函数内部,因为“map”和“lines”变量只是本地而不是全局)作为参数传递一个数组经纬度的。
setPolyline函数接受该数组,清除折线(命名为“lines”)路径,将latlng数组推入路径,并且在获取setmap指令时根本无法执行任何操作...
是否存在嵌套问题或者是什么?...请帮助我在过去6小时内一直试图解决这个问题......
答案 0 :(得分:0)
您是否在任何地方致电lines.setPath(path)
?
答案 1 :(得分:0)
试试这个:
function initialize() {
var myOptions = {
center: new google.maps.LatLng(45.652988, 25.611792),
zoom: 12,
mapTypeId: google.maps.MapTypeId.SATELLITE
};
var map = new google.maps.Map(document.getElementById("map_canvas"),myOptions);
var lines = new google.maps.Polyline({
strokeColor: '#FF0000',
path: linepth,
strokeOpacity: 0.5,
strokeWeight: 2,
editable: true
});
nline = function setPolyline(points) {
var linepth= [];
var path = lines.getPath();
path.clear();
// path.push(points);
linepth.push(points);
lines.setMap(map);
}
google.maps.event.addListener(map, 'click', function() {
var target = document.getElementById("info_panel");
target.style.display = "none";
});
/*
google.maps.event.addListener(line, 'click', function() {
alert("you clicked polyline");
});
*/
}