//创建和初始化地图函数：
function initmap() {
  createmap(); //创建地图
  // setmapevent(); //设置地图事件
  // addmapcontrol(); //向地图添加控件
  addmapoverlay(); //向地图添加覆盖物
}

function createmap() {
  map = new bmap.map("maps");
  map.centerandzoom(new bmap.point(120.177031, 30.253168), 14);
}

function setmapevent() {
  map.enablescrollwheelzoom();
  map.enablekeyboard();
  map.enabledragging();
  map.enabledoubleclickzoom()
}

function addclickhandler(target, window) {
  target.addeventlistener("click", function() {
    target.openinfowindow(window);
  });
}

function addmapoverlay() {
  var pt = new bmap.point(120.171138, 30.25192);
  var myicon = new bmap.icon(imgurl, new bmap.size(24, 25));
  var marker2 = new bmap.marker(pt, {
    icon: myicon
  });
  // 创建标注
  var opts = {
    width: 200
  };
  var scontent = '<div class="map-text"><h3>浙江省机电集团</h3><p>地址：杭州市延安路95号<br>电话：0571-87830600</p></div>';
  var infowindow = new bmap.infowindow(scontent, opts); // 创建信息窗口对象
  map.addoverlay(marker2);
  marker2.openinfowindow(infowindow);
  marker2.addeventlistener("click", function() {
    this.openinfowindow(infowindow);
  });

}
//向地图添加控件
function addmapcontrol() {
  var scalecontrol = new bmap.scalecontrol({
    anchor: bmap_anchor_bottom_left
  });
  scalecontrol.setunit(bmap_unit_imperial);
  map.addcontrol(scalecontrol);
  var navcontrol = new bmap.navigationcontrol({
    anchor: bmap_anchor_top_left,
    type: bmap_navigation_control_large
  });
  map.addcontrol(navcontrol);
  var overviewcontrol = new bmap.overviewmapcontrol({
    anchor: bmap_anchor_bottom_right,
    isopen: true
  });
  map.addcontrol(overviewcontrol);
}
var map;
initmap();