<script type="text/javascript">
var mapObj = new BMap.Map("mapObj");
// 创建地图实例
//向地图中添加缩放控件
var ctrl_nav = new BMap.NavigationControl({anchor:BMAP_ANCHOR_TOP_LEFT,type:BMAP_NAVIGATION_CONTROL_LARGE});
mapObj.addControl(ctrl_nav);
mapObj.enableDragging();//启用地图拖拽事件，默认启用(可不写)
mapObj.enableScrollWheelZoom();//启用地图滚轮放大缩小
mapObj.enableDoubleClickZoom();//启用鼠标双击放大，默认启用(可不写)
mapObj.enableKeyboard();//启用键盘上下左右键移动地图
//mapObj.centerAndZoom("<?php echo $defaultcity?>");
if(window.top.$('#<?php echo $field?>').val()) {
drawPoints();
} else {
mapObj.centerAndZoom("<?php echo $defaultcity?>");
}
var localSearch = new BMap.LocalSearch(mapObj);
localSearch.enableAutoViewport(); //允许自动调节窗体大小
function keywordSearch() {
mapObj.clearOverlays();//清空原来的标注
var keyword = document.getElementById("keyword").value;
localSearch.setSearchCompleteCallback(function (searchResult) {
var poi = searchResult.getPoi(0);
//
document.getElementById("result_").value = poi.point.lng + "," + poi.point.lat;
mapObj.centerAndZoom(poi.point, 13);
var marker = new BMap.Marker(new BMap.Point(poi.point.lng, poi.point.lat)); // 创建标注，为要查询的地方对应的经纬度
mapObj.addOverlay(marker);
var content = document.getElementById("keyword").value + "<br/><br/>经度：" + poi.point.lng + "<br/>纬度：" + poi.point.lat;
var infoWindow = new BMap.InfoWindow("<p>" + content + "</p>");
marker.addEventListener("click", function () { this.openInfoWindow(infoWindow); });
// marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
});
localSearch.search(keyword);
}
function drawPoints(){
var data = window.top.$('#<?php echo $field?>').val();
var data = data.split('|');
var lngX = data[0];
var latY = data[1];
var zoom = data[2] ? data[2] : 10;
mapObj.centerAndZoom(new BMap.Point(lngX,latY),zoom);
// 创建图标对象
var myIcon = new BMap.Icon('<?php echo IMG_PATH ?>icon/mak.png', new BMap.Size(27, 45));
// 创建标注对象并添加到地图
var center = mapObj.getCenter();
var point = new BMap.Point(lngX,latY);
var marker = new BMap.Marker(point, {icon: myIcon});
marker.enableDragging();
mapObj.addOverlay(marker);
var ZoomLevel = mapObj.getZoom();
marker.addEventListener("dragend", function(e){
window.top.$('#<?php echo $field?>').val(e.point.lng+'|'+e.point.lat+'|'+ZoomLevel);
})
}
function addMarker(){
mapObj.clearOverlays();
// 创建图标对象
var myIcon = new BMap.Icon('<?php echo IMG_PATH ?>icon/mak.png', new BMap.Size(27, 45));
// 创建标注对象并添加到地图
var center = mapObj.getCenter();
var point = new BMap.Point(center.lng,center.lat);
var marker = new BMap.Marker(point, {icon: myIcon});
marker.enableDragging();
mapObj.addOverlay(marker);
var ZoomLevel = mapObj.getZoom();
window.top.$('#<?php echo $field?>').val(center.lng+'|'+center.lat+'|'+ZoomLevel);
marker.addEventListener("dragend", function(e){
window.top.$('#<?php echo $field?>').val(e.point.lng+'|'+e.point.lat+'|'+ZoomLevel);
})
}
function mapClose(){
var CityBox=$(".CityBox");
if(CityBox.css('display')=='none'){
CityBox.show();
}else{
CityBox.hide();
}
}
function removeMarker() {
mapObj.clearOverlays();
mapObj.centerAndZoom("<?php echo $defaultcity?>");
$("#curCity").html('<?php echo $defaultcity?>');
window.top.$('#<?php echo $field?>').val('');
}
</script>
百度地图标注 基础篇
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