<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=自己的ak"></script><script type="text/javascript" src="js/lushu.js"></script><!--路书 -->

var BMapLib = window.BMapLib = BMapLib || {
}
;
(function() {
var b, a = b = a || {
version : "1.5.0" }
;
a.guid = "$BAIDU$";
(function() {
window[a.guid] = window[a.guid] || {
}
;
a.dom = a.dom || {
}
;
a.dom.g = function(e) {
if ("string" == typeof e || e instanceof String) {
return document.getElementById(e) }
else {
if (e && e.nodeName && (e.nodeType == 1 || e.nodeType == 9)) {
return e }
}
return null }
;
a.g = a.G = a.dom.g;
a.lang = a.lang || {
}
;
a.lang.isString = function(e) {
return "[object String]" == Object.prototype.toString.call(e) }
;
a.isString = a.lang.isString;
a.dom._g = function(e) {
if (a.lang.isString(e)) {
return document.getElementById(e) }
return e }
;
a._g = a.dom._g;
a.dom.getDocument = function(e) {
e = a.dom.g(e);
return e.nodeType == 9 ? e : e.ownerDocument || e.document }
;
a.browser = a.browser || {
}
;
a.browser.ie = a.ie = /msie (d+.d+)/i.test(navigator.userAgent) ? (document.documentMode || +RegExp["x241"]) : undefined;
a.dom.getComputedStyle = function(f, e) {
f = a.dom._g(f);
var h = a.dom.getDocument(f), g;
if (h.defaultView && h.defaultView.getComputedStyle) {
g = h.defaultView.getComputedStyle(f, null);
if (g) {
return g[e] || g.getPropertyValue(e) }
}
return "" }
;
a.dom._styleFixer = a.dom._styleFixer || {
}
;
a.dom._styleFilter = a.dom._styleFilter || [];
a.dom._styleFilter.filter = function(f, j, k) {
for (var e = 0, h = a.dom._styleFilter, g;
g = h[e];
e++) {
if (g = g[k]) {
j = g(f, j) }
}
return j }
;
a.string = a.string || {
}
;
a.string.toCamelCase = function(e) {
if (e.indexOf("-") < 0 && e.indexOf("_") < 0) {
return e }
return e.replace(/[-_][^-_]/g, function(f) {
return f.charAt(1).toUpperCase() }
) }
;
a.dom.getStyle = function(g, f) {
var i = a.dom;
g = i.g(g);
f = a.string.toCamelCase(f);
var h = g.style[f] || (g.currentStyle ? g.currentStyle[f] : "") || i.getComputedStyle(g, f);
if (!h) {
var e = i._styleFixer[f];
if (e) {
h = e.get ? e.get(g) : a.dom.getStyle(g, e) }
}
if (e = i._styleFilter) {
h = e.filter(f, h, "get") }
return h }
;
a.getStyle = a.dom.getStyle;
a.dom._NAME_ATTRS = (function() {
var e = {
cellpadding : "cellPadding", cellspacing : "cellSpacing", colspan : "colSpan", rowspan : "rowSpan", valign : "vAlign", usemap : "useMap", frameborder : "frameBorder" }
;
if (a.browser.ie < 8) {
e["for"] = "htmlFor";
e["class"] = "className" }
else {
e.htmlFor = "for";
e.className = "class" }
return e }
)();
a.dom.setAttr = function(f, e, g) {
f = a.dom.g(f);
if ("style" == e) {
f.style.cssText = g }
else {
e = a.dom._NAME_ATTRS[e] || e;
f.setAttribute(e, g) }
return f }
;
a.setAttr = a.dom.setAttr;
a.dom.setAttrs = function(g, e) {
g = a.dom.g(g);
for ( var f in e) {
a.dom.setAttr(g, f, e[f]) }
return g }
;
a.setAttrs = a.dom.setAttrs;
a.dom.create = function(g, e) {
var h = document.createElement(g), f = e || {
}
;
return a.dom.setAttrs(h, f) }
;
a.object = a.object || {
}
;
a.extend = a.object.extend = function(g, e) {
for ( var f in e) {
if (e.hasOwnProperty(f)) {
g[f] = e[f] }
}
return g }
}
)();
var c = BMapLib.LuShu = function(g, f, e) {
if (!f || f.length < 1) {
return }
this._map = g;
this._path = f;
this.i = 0;
this._setTimeoutQuene = [];
this._projection = this._map.getMapType().getProjection();
this._opts = {
icon : null, speed : 4000, defaultContent : "" }
;
this._setOptions(e);
this._rotation = 0;
if (!this._opts.icon instanceof BMap.Icon) {
this._opts.icon = defaultIcon }
}
;
c.prototype._setOptions = function(e) {
if (!e) {
return }
for ( var f in e) {
if (e.hasOwnProperty(f)) {
this._opts[f] = e[f] }
}
}
;
c.prototype.start = function() {
var f = this, e = f._path.length;
if (f.i && f.i < e - 1) {
if (!f._fromPause) {
return }
else {
if (!f._fromStop) {
f._moveNext(++f.i) }
}
}
else {
f._addMarker();
f._timeoutFlag = setTimeout(function() {
f._addInfoWin();
if (f._opts.defaultContent == "") {
f.hideInfoWindow() }
f._moveNext(f.i) }
, 400) }
this._fromPause = false;
this._fromStop = false }
, c.prototype.stop = function() {
this.i = 0;
this._fromStop = true;
clearInterval(this._intervalFlag);
this._clearTimeout();
for (var g = 0, f = this._opts.landmarkPois, e = f.length;
g < e;
g++) {
f[g].bShow = false }
}
;
c.prototype.pause = function() {
clearInterval(this._intervalFlag);
this._fromPause = true;
this._clearTimeout() }
;
c.prototype.hideInfoWindow = function() {
this._overlay._div.style.visibility = "hidden" }
;
c.prototype.showInfoWindow = function() {
this._overlay._div.style.visibility = "visible" }
;
a.object .extend( c.prototype, {
_addMarker : function(f) {
if (this._marker) {
this.stop();
this._map.removeOverlay(this._marker);
clearTimeout(this._timeoutFlag) }
this._overlay && this._map.removeOverlay(this._overlay);
var e = new BMap.Marker(this._path[0]);
this._opts.icon && e.setIcon(this._opts.icon);
this._map.addOverlay(e);
e.setAnimation(BMAP_ANIMATION_DROP);
this._marker = e }
, _addInfoWin : function() {
var f = this;
var e = new d(f._marker.getPosition(), f._opts.defaultContent);
e.setRelatedClass(this);
this._overlay = e;
this._map.addOverlay(e) }
, _getMercator : function(e) {
return this._map.getMapType().getProjection() .lngLatToPoint(e) }
, _getDistance : function(f, e) {
return Math.sqrt(Math.pow(f.x - e.x, 2) + Math.pow(f.y - e.y, 2)) }
, _move : function(n, j, m) {
var i = this, h = 0, e = 10, f = this._opts.speed / (1000 / e), l = this._projection .lngLatToPoint(n), k = this._projection .lngLatToPoint(j), g = Math.round(i ._getDistance(l, k) / f);
if (g < 1) {
i._moveNext(++i.i);
return }
i._intervalFlag = setInterval( function() {
if (h >= g) {
clearInterval(i._intervalFlag);
if (i.i > i._path.length) {
return }
i._moveNext(++i.i) }
else {
h++;
var o = m(l.x, k.x, h, g), r = m( l.y, k.y, h, g), q = i._projection .pointToLngLat(new BMap.Pixel( o, r));
if (h == 1) {
var p = null;
if (i.i - 1 >= 0) {
p = i._path[i.i - 1] }
if (i._opts.enableRotation == true) {
i.setRotation(p, n, j) }
if (i._opts.autoView) {
if (!i._map.getBounds() .containsPoint(q)) {
i._map.setCenter(q) }
}
}
i._marker.setPosition(q);
i._setInfoWin(q) }
}
, e) }
, setRotation : function(l, f, m) {
var j = this;
var e = 0;
f = j._map.pointToPixel(f);
m = j._map.pointToPixel(m);
if (m.x != f.x) {
var k = (m.y - f.y) / (m.x - f.x), g = Math .atan(k);
e = g * 360 / (2 * Math.PI);
if (m.x < f.x) {
e = -e + 90 + 90 }
else {
e = -e }
j._marker.setRotation(-e) }
else {
var h = m.y - f.y;
var i = 0;
if (h > 0) {
i = -1 }
else {
i = 1 }
j._marker.setRotation(-i * 90) }
return }
, linePixellength : function(f, e) {
return Math.sqrt(Math.abs(f.x - e.x) * Math.abs(f.x - e.x) + Math.abs(f.y - e.y) * Math.abs(f.y - e.y)) }
, pointToPoint : function(f, e) {
return Math.abs(f.x - e.x) * Math.abs(f.x - e.x) + Math.abs(f.y - e.y) * Math.abs(f.y - e.y) }
, _moveNext : function(e) {
var f = this;
if (e < this._path.length - 1) {
f._move(f._path[e], f._path[e + 1], f._tween.linear) }
}
, _setInfoWin : function(g) {
var f = this;
if (!f._overlay) {
return }
f._overlay.setPosition(g, f._marker.getIcon().size);
var e = f._troughPointIndex(g);
if (e != -1) {
clearInterval(f._intervalFlag);
f._overlay .setHtml(f._opts.landmarkPois[e].html);
f._overlay.setPosition(g, f._marker.getIcon().size);
f._pauseForView(e) }
else {
f._overlay.setHtml(f._opts.defaultContent) }
}
, _pauseForView : function(e) {
var g = this;
var f = setTimeout(function() {
g._moveNext(++g.i) }
, g._opts.landmarkPois[e].pauseTime * 1000);
g._setTimeoutQuene.push(f) }
, _clearTimeout : function() {
for ( var e in this._setTimeoutQuene) {
clearTimeout(this._setTimeoutQuene[e]) }
this._setTimeoutQuene.length = 0 }
, _tween : {
linear : function(f, j, h, i) {
var e = f, l = j - f, g = h, k = i;
return l * g / k + e }
}
, _troughPointIndex : function(f) {
var h = this._opts.landmarkPois, j;
for (var g = 0, e = h.length;
g < e;
g++) {
if (!h[g].bShow) {
j = this._map.getDistance(new BMap.Point( h[g].lng, h[g].lat), f);
if (j < 10) {
h[g].bShow = true;
return g }
}
}
return -1 }
}
);
function d(e, f) {
this._point = e;
this._html = f }
d.prototype = new BMap.Overlay();
d.prototype.initialize = function(e) {
var f = this._div = a.dom .create( "div", {
style : "border:solid 1px #ccc;
width:auto;
min-width:50px;
text-align:center;
position:absolute;
background:#fff;
color:#000;
font-size:12px;
border-radius: 10px;
padding:5px;
white-space: nowrap;
" }
);
f.innerHTML = this._html;
e.getPanes().floatPane.appendChild(f);
this._map = e;
return f }
;
d.prototype.draw = function() {
this.setPosition(this.lushuMain._marker.getPosition(), this.lushuMain._marker.getIcon().size) }
;
a.object.extend(d.prototype, {
setPosition : function(h, i) {
var f = this._map.pointToOverlayPixel(h), e = a.dom.getStyle( this._div, "width"), g = a.dom .getStyle(this._div, "height");
overlayW = parseInt(this._div.clientWidth || e, 10), overlayH = parseInt(this._div.clientHeight || g, 10);
this._div.style.left = f.x - overlayW / 2 + "px";
this._div.style.bottom = -(f.y - i.height) + "px" }
, setHtml : function(e) {
this._div.innerHTML = e }
, setRelatedClass : function(e) {
this.lushuMain = e }
}
)}
)();

function showallrecord(starttime,endtime){
//显示多条开始结束时间之间的自行车路书 var bikeId=null;
$.getJSON("./GetBickIdServlet",function(json){
bikeId = json;
//所有自行车编号 }
);
var json={
"StartTime":starttime,//开始时间 "EndTime":endtime//结束时间 }
;
//创建二维数组，例如pointArray[i]中i自行车编号，pointArray[i][j]为编号为i的自行车的所有借还站点信息 $.getJSON("./GetAllRecordServlet",{
json:JSON.stringify(json)}
,function(json){
var j = 0;
var stationlonlist=new Array();
var stationlatlist=new Array();
var pointArray=new Array();
var bikeIdlist = new Array();
for(var i = 0;
i < bikeId.length;
i++){
stationlonlist[i] = new Array();
stationlatlist[i] = new Array();
pointArray[i] = new Array();
bikeIdlist[i] = bikeId[i].BikeId;
}
var tt = json.length < 200?json.length:200;
//如果查询出来的自行车借还站点记录多于200条，则显示200条。（待完善） for (var row = 0;
row < pointArray.length;
row++) {
while (j < tt) {
var k = j;
var p = 0;
var stationlon = parseFloat(json[j].Stationlon);
// String类型转换成float类型 stationlonlist[row][p]=stationlon;
// 将stationlon放到stationlonlist里 var stationlat = parseFloat(json[j].Stationlat);
stationlatlist[row][p]=stationlat;
// 将stationlat放到stationlatlist里 pointArray[row][p] = new BMap.Point(stationlon,stationlat);
while (bikeIdlist[row] == json[k + 1].BikeId) {
k++;
p++;
stationlon= parseFloat(json[k].Stationlon);
// String类型转换成float类型 stationlonlist[row][p]=stationlon;
// 将stationlon放到stationlonlist里 stationlat= parseFloat(json[k].Stationlat);
stationlatlist[row][p] =stationlat;
// 将stationlat放到stationlatlist里 pointArray[row][p] = new BMap.Point(stationlon, stationlat);
}
addMarkertest(pointArray,row);
//添加标记点 j = k + 1;
break;
}
var bikespeedtest = speedtest(pointArray,row);
//每辆自行车路书的速度 polylinetest(pointArray,row,stationlonlist,stationlatlist);
//每辆自行车借还站点间画折线 lushutest(pointArray,bikespeedtest,row,stationlonlist,stationlatlist);
//每辆自行车借还站点的路书路径 }
map.setViewport(pointArray);
}
);
}

function speedtest(pointArray,row){
//根据自行车的借还时间差来显示不同的路书速度（待完善） var distance = 0;
//直行车走过的路径长度 for(var i = 0;
i < pointArray[row].length-1;
i++){
distance += (map.getDistance(pointArray[row][i],pointArray[row][i+1]));
//自行车借还站点的路径长度 }
return distance/20;
//速度=路径长度/时间（此处时间固定，可改为根据数据库读取的时间）}
//function polylinetest(pointArray,row,stationlonlist,stationlatlist){
var points = new Array();
for(var i = 0;
i < pointArray[row].length;
i++){
points[i] = new BMap.Point(parseFloat(stationlonlist[row][i]), parseFloat(stationlatlist[row][i]));
}
//增加点与点之间的连线 var polyline = new BMap.Polyline(points, {
strokeColor : getColor(), strokeWeight : 2, strokeOpacity : 0.5 }
);
// 创建折线 map.addOverlay(polyline);
// 绘制折线}
//function lushutest(pointArray,bikespeedtest,row,stationlonlist,stationlatlist){
var points = new Array();
for(var i = 0;
i < pointArray[row].length;
i++){
points[i] = new BMap.Point(parseFloat(stationlonlist[row][i]), parseFloat(stationlatlist[row][i]));
}
var lushu = new BMapLib.LuShu(map, points, {
defaultContent : "", autoView : true, // 是否开启自动视野调整，如果开启那么路书在运动过程中会根据视野自动调整 icon : new BMap.Icon('photo/bike.png', new BMap.Size(22, 22), {
anchor : new BMap.Size(10, 25) }
), // enableRotation: true, //是否设置marker随着道路的走向进行旋转 speed : bikespeedtest, }
);
lushu.start();
}
//生成折线的随机颜色function sj16(){
var sjshu=Math.round(Math.random()*10*2);
do {
sjshu=Math.round(Math.random()*10*2);
}
while (sjshu>=14);
return sjshu;
}
function getColor(){
var hex = ['1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'];
var yanse="";
for(i=0;
i<6;
i++){
yanse+=hex[sj16()];
}
return "#"+yanse}