marker优化

package map;import java.util.ArrayList;import java.util.List;import map.entities.Parent;import android.app.Activity;import android.graphics.Bitmap;import android.graphics.Point;import android.os.AsyncTask;import android.os.Bundle;import android.util.DisplayMetrics;import android.util.Log;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.MeasureSpec;import android.widget.ImageView;import android.widget.RelativeLayout;import android.widget.TextView;import com.baidu.mapapi.SDKInitializer;import com.baidu.mapapi.map.BaiduMap;import com.baidu.mapapi.map.BaiduMap.OnMapStatusChangeListener;import com.baidu.mapapi.map.BaiduMap.OnMarkerClickListener;import com.baidu.mapapi.map.BitmapDescriptorFactory;import com.baidu.mapapi.map.InfoWindow;import com.baidu.mapapi.map.InfoWindow.OnInfoWindowClickListener;import com.baidu.mapapi.map.MapStatus;import com.baidu.mapapi.map.MapStatusUpdateFactory;import com.baidu.mapapi.map.MapView;import com.baidu.mapapi.map.Marker;import com.baidu.mapapi.map.MarkerOptions;import com.baidu.mapapi.map.OverlayOptions;import com.baidu.mapapi.map.Projection;import com.baidu.mapapi.model.LatLng;import com.example.map.R;import com.lidroid.xutils.DbUtils;import com.lidroid.xutils.db.sqlite.Selector;import com.lidroid.xutils.exception.DbException;public class MainActivity extends Activity {private MapView mMapView = null;private BaiduMap mBaiduMap;private InfoWindow mInfoWindow;private int height;// 屏幕高度(px)private int width;// 屏幕宽度(px)private ArrayList<LatLng> markerList = new ArrayList<LatLng>();// 所有的markerprivate ArrayList<LatLng> markerListInView = new ArrayList<LatLng>();// 视野内的markerprivate List<Parent> citys;private List<Parent> countrys;private static int FLAG = 1;private static final int DITU = 1;protected static final int MARK = 0;private static final int LOAD_PROVINCE = 0x110;private static final int LOAD_COUNTRYS = 0x111;private static final int LOAD_POINTS = 0X112;private static final int RESULT_PROVINCE = 0X113;private static final int RESULT_COUNTRYS = 0X114;MapStatus ms;DbUtils db;private String[][] areas = {{ "330000", "0", "1", "浙江省", "29.159494", "119.957202" },{ "330100", "330000", "2", "杭州市", "30.259244", "120.219375" },{ "330102", "330100", "3", "上城区", "30.232358", "120.180126" },{ "330103", "330100", "3", "下城区", "30.310288", "120.186535" },{ "330104", "330100", "3", "江干区", "30.315832", "120.303823" },{ "330105", "330100", "3", "拱墅区", "30.344732", "120.158845" },{ "330106", "330100", "3", "西湖区", "28.657326", "115.898948" },{ "330108", "330100", "3", "滨江区", "0.187588", "120.19237" },{ "330109", "330100", "3", "萧山区", "30.172894", "120.389081" },{ "330110", "330100", "3", "余杭区", "30.38812", "119.998089" },{ "330122", "330100", "3", "桐庐县", "29.836582", "119.560462" },{ "330127", "330100", "3", "淳安县", "29.614714", "118.895765" },{ "330182", "330100", "3", "建德市", "29.487115", "119.379533" },{ "330183", "330100", "3", "富阳市", "30.001094", "119.846692" },{ "330185", "330100", "3", "临安市", "30.207684", "119.350295" },{ "330200", "330000", "2", "宁波市", "29.885259", "121.579006" },{ "330203", "330200", "3", "海曙区", "29.876801", "121.535395" },{ "330204", "330200", "3", "江东区", "29.875392", "121.598001" },{ "330205", "330200", "3", "江北区", "29.966392", "121.493299" },{ "330206", "330200", "3", "北仑区", "29.868332", "121.889419" },{ "330211", "330200", "3", "镇海区", "9.995449", "121.61663" },{ "330212", "330200", "3", "鄞州区", "29.785459", "121.537835" },{ "330225", "330200", "3", "象山县", "29.378771", "121.858666" },{ "330226", "330200", "3", "宁海县", "29.314474", "121.463624" },{ "330281", "330200", "3", "余姚市", "29.996457", "121.152779" },{ "330282", "330200", "3", "慈溪市", "30.189257", "121.338408" },{ "330283", "330200", "3", "奉化市", "29.617073", "121.377186" },{ "330300", "330000", "2", "温州市", "28.002838", "120.690635" },{ "330302", "330300", "3", "鹿城区", "28.067865", "120.565799" },{ "330303", "330300", "3", "龙湾区", "27.913341", "120.811078" },{ "330304", "330300", "3", "瓯海区", "27.972177", "120.558404" },{ "330322", "330300", "3", "洞头县", "27.903664", "121.125826" },{ "330324", "330300", "3", "永嘉县", "28.33639", "120.668809" },{ "330326", "330300", "3", "平阳县", "27.637701", "120.389387" },{ "330327", "330300", "3", "苍南县", "27.434436", "120.445543" },{ "330328", "330300", "3", "文成县", "27.812713", "120.028422" },{ "330329", "330300", "3", "泰顺县", "27.536407", "119.884868" },{ "330381", "330300", "3", "瑞安市", "7.829231", "120.46834" },{ "330382", "330300", "3", "乐清市", "28.261839", "121.016175" },{ "330400", "330000", "2", "嘉兴市", "30.773992", "120.760428" },{ "330402", "330400", "3", "南湖区", "30.716358", "120.844535" },{ "330411", "330400", "3", "秀洲区", "30.777679", "120.691907" },{ "330421", "330400", "3", "嘉善县", "30.905748", "120.908873" },{ "330424", "330400", "3", "海盐县", "30.526043", "120.885576" },{ "330481", "330400", "3", "海宁市", "30.442177", "120.618727" },{ "330482", "330400", "3", "平湖市", "30.716529", "121.105839" },{ "330483", "330400", "3", "桐乡市", "30.612341", "120.490411" },{ "330500", "330000", "2", "湖州市", "30.877925", "120.137243" },{ "330502", "330500", "3", "吴兴区", "30.808545", "120.088919" },{ "330503", "330500", "3", "南浔区", "30.766831", "120.309147" },{ "330521", "330500", "3", "德清县", "30.567583", "120.049831" },{ "330522", "330500", "3", "长兴县", "0.983353", "119.81942" },{ "330523", "330500", "3", "安吉县", "30.62637", "119.583158" },{ "330600", "330000", "2", "绍兴市", "30.002365", "120.592467" },{ "330602", "330600", "3", "越城区", "30.015793", "120.618327" },{ "330621", "330600", "3", "绍兴县", "29.968789", "120.572451" },{ "330624", "330600", "3", "新昌县", "29.414314", "120.975702" },{ "330681", "330600", "3", "诸暨市", "29.6994", "120.281434" },{ "330682", "330600", "3", "上虞市", "29.97804", "120.889432" },{ "330683", "330600", "3", "嵊州市", "29.591008", "120.761431" },{ "330700", "330000", "2", "金华市", "29.102899", "119.652576" },{ "330702", "330700", "3", "婺城区", "28.98454", "119.517572" },{ "330703", "330700", "3", "金东区", "29.155526", "119.809227" },{ "330723", "330700", "3", "武义县", "28.774056", "119.720833" },{ "330726", "330700", "3", "浦江县", "29.526266", "119.910488" },{ "330727", "330700", "3", "磐安县", "29.044202", "120.567447" },{ "330781", "330700", "3", "兰溪市", "29.284103", "119.533338" },{ "330782", "330700", "3", "义乌市", "29.306444", "120.067296" },{ "330783", "330700", "3", "东阳市", "29.237427", "120.380818" },{ "330784", "330700", "3", "永康市", "28.940177", "120.108684" },{ "330800", "330000", "2", "衢州市", "28.95691", "118.875842" },{ "330802", "330800", "3", "柯城区", "28.998535", "118.813003" },{ "330803", "330800", "3", "衢江区", "28.941983", "118.939044" },{ "330822", "330800", "3", "常山县", "8.973666", "118.54767" },{ "330824", "330800", "3", "开化县", "9.189938", "118.33165" },{ "330825", "330800", "3", "龙游县", "28.997079", "119.198664" },{ "330881", "330800", "3", "江山市", "28.58197", "118.607086" },{ "330900", "330000", "2", "舟山市", "30.03601", "122.169872" },{ "330902", "330900", "3", "定海区", "30.064847", "122.073024" },{ "330903", "330900", "3", "普陀区", "31.263743", "121.398443" },{ "330921", "330900", "3", "岱山县", "30.319416", "122.260359" },{ "330922", "330900", "3", "嵊泗县", "30.705004", "122.481686" },{ "331000", "330000", "2", "台州市", "28.668283", "121.440613" },{ "331002", "331000", "3", "椒江区", "28.657016", "121.467376" },{ "331003", "331000", "3", "黄岩区", "28.604655", "121.088318" },{ "331004", "331000", "3", "路桥区", "28.548659", "121.450242" },{ "331021", "331000", "3", "玉环县", "28.179738", "121.284426" },{ "331022", "331000", "3", "三门县", "29.017744", "121.488229" },{ "331023", "331000", "3", "天台县", "29.151779", "120.985563" },{ "331024", "331000", "3", "仙居县", "28.738742", "120.640606" },{ "331081", "331000", "3", "温岭市", "28.400554", "121.421046" },{ "331082", "331000", "3", "临海市", "28.857389", "121.221919" },{ "331100", "330000", "2", "丽水市", "28.4563", "119.929576" },{ "331102", "331100", "3", "莲都区", "28.447361", "119.849952" },{ "331121", "331100", "3", "青田县", "28.208429", "120.146738" },{ "331122", "331100", "3", "缙云县", "28.666326", "120.191882" },{ "331123", "331100", "3", "遂昌县", "28.52541", "119.089342" },{ "331124", "331100", "3", "松阳县", "28.41158", "119.441013" },{ "331125", "331100", "3", "云和县", "8.13132", "119.54173" },{ "331126", "331100", "3", "庆元县", "27.628046", "119.157619" },{ "331127", "331100", "3", "景宁畲族自治县", "7.896053", "119.61929" },{ "331181", "331100", "3", "龙泉市", "28.050639", "119.082297" } };@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);SDKInitializer.initialize(getApplicationContext());setContentView(R.layout.layout_main);/* 获取屏幕长宽相关 */DisplayMetrics dm = new DisplayMetrics();getWindowManager().getDefaultDisplay().getMetrics(dm);width = dm.widthPixels;height = dm.heightPixels;// 初始化控件initViews();// 数据库initDb();// 百度地图设置MapStatus ms = new MapStatus.Builder().target(new LatLng(30.2817240000, 119.9980410000)).zoom(8).build();mBaiduMap.animateMapStatus(MapStatusUpdateFactory.newMapStatus(ms));// 设置初始地图状态// mBaiduMap.setMyLocationEnabled(true);new Thread(new Runnable() {@Overridepublic void run() {// TODO Auto-generated method stubmBaiduMap.clear();try {List<Parent> citys = db.findAll(Selector.from(Parent.class).where("level", "=", 2));for (int i = 0; i < citys.size(); i++) {addProvince(new LatLng(citys.get(i).getLatitude(),citys.get(i).getLongitude()), 100);}} catch (DbException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}).start();// 设置地图状态改变的监听事件mBaiduMap.setOnMapStatusChangeListener(new OnMapStatusChangeListener() {@Overridepublic void onMapStatusChangeStart(MapStatus arg0) {// TODO Auto-generated method stub}@Overridepublic void onMapStatusChangeFinish(MapStatus arg0) {// TODO Auto-generated method stubfloat zoom = mBaiduMap.getMapStatus().zoom;Log.e("zoom", String.valueOf(zoom));if (zoom < 11) {new LoadDataTask().execute(LOAD_PROVINCE);// new Thread(new Runnable() {//// @Override// public void run() {// // TODO Auto-generated method stub// mBaiduMap.clear();// try {//// List<Parent> citys = db.findAll(Selector.from(// Parent.class).where("level", "=", 2));// for (int i = 0; i < citys.size(); i++) {// addProvince(new LatLng(citys.get(i)// .getLatitude(), citys.get(i)// .getLongitude()), 100);//// }//// } catch (DbException e) {// // TODO Auto-generated catch block// e.printStackTrace();// }//// }// }).start();}if (zoom >= 11 && zoom < 12) {new LoadDataTask().execute(LOAD_COUNTRYS);// new Thread(new Runnable() {//// @Override// public void run() {// // TODO Auto-generated method stub// mBaiduMap.clear();// try {//// List<Parent> countrys = db.findAll(Selector// .from(Parent.class).where("level", "=",// 3));// for (int i = 0; i < countrys.size(); i++) {// addCountry(new LatLng(countrys.get(i)// .getLatitude(), countrys.get(i)// .getLongitude()), 50);// }//// } catch (DbException e) {// // TODO Auto-generated catch block// e.printStackTrace();// }//// }// }).start();} else if (zoom >= 12 && zoom < 13) {new LoadDataTask().execute(LOAD_POINTS);// new Thread(new Runnable() {//// @Override// public void run() {// // TODO Auto-generated method stub// // FLAG == 1:拖拽地图动作; FLAG == 0:点击标记点动作;// if (FLAG == 1) {// mBaiduMap.clear();// Projection projection = mBaiduMap// .getProjection();// Point p = null;// markerList.clear();//// 每次生成markerList先清空，要不然每次都增加100，造成很多很多点// for (int i = 0; i < 100; i++) {//// markerList.add(new LatLng(// 30.2561160000 + Math.random(),// 120.1555860000 + Math.random()));//// // addPoint(// // new LatLng(30.2561160000 + Math// // .random(),// // 120.1555860000 + Math// // .random()), 1);// }// Log.e("markerList.size",// String.valueOf(markerList.size()));// markerListInView.clear();//// 每次生成markerListInView先清空，要不然造成很多很多点// for (LatLng ltl : markerList) {// //// .toScreenLocation返回一个从地图位置转换来的屏幕位置。这个屏幕位置是相对于地图的左上角的，不是相对于整个屏幕的。// p = projection.toScreenLocation(ltl);// if (p.x < 0 || p.y < 0 || p.x > width// || p.y > height) {// // 不添加到计算的列表中// } else {// markerListInView.add(ltl);// }// }// for (int j = 0; j < markerListInView.size(); j++) {// addPoint(markerListInView.get(j), 1);// }// Log.e("markerListInView.size",// String.valueOf(markerListInView.size()));//// }// mBaiduMap// .setOnMarkerClickListener(new OnMarkerClickListener() {//// @Override// public boolean onMarkerClick(// final Marker marker) {//// FLAG = 0;// // 如果marker的title是“随机”才设置弹出框// if (marker.getTitle().equals("随机")) {// OnInfoWindowClickListener listener = new// OnInfoWindowClickListener() {// public void onInfoWindowClick() {// mBaiduMap// .hideInfoWindow();//// }// };// // TODO Auto-generated method// // stub//// InfoWindow mInfoWindow = new InfoWindow(// BitmapDescriptorFactory// .fromView(popInfo(// R.drawable.pop_bg,// "这里显示的是地址",// marker.getPosition())),// marker.getPosition(),// -100, listener);// mBaiduMap// .showInfoWindow(mInfoWindow);// MapStatus ms = new MapStatus.Builder()// .target(new LatLng(// marker.getPosition().latitude,// marker.getPosition().longitude))// .build();// mBaiduMap// .animateMapStatus(MapStatusUpdateFactory// .newMapStatus(ms));// }//// return false;// }// });//// FLAG = 1;//// }// }).start();}}@Overridepublic void onMapStatusChange(MapStatus arg0) {// TODO Auto-generated method stub}});}/** * 数据库相关 */private void initDb() {// TODO Auto-generated method stubdb = DbUtils.create(this);db.configAllowTransaction(true);db.configDebug(true);com.lidroid.xutils.db.table.Table mTable = com.lidroid.xutils.db.table.Table.get(db, Parent.class);if (mTable.isCheckedDatabase() == false) {for (int i = 0; i < areas.length; i++) {Parent data = new Parent();data.setCode(Integer.parseInt(areas[i][0]));data.setParentCode(Integer.parseInt(areas[i][1]));data.setLevel(Integer.parseInt(areas[i][2]));data.setName(areas[i][3]);data.setLatitude(Float.parseFloat(areas[i][4]));data.setLongitude(Float.parseFloat(areas[i][5]));try {db.save(data);} catch (DbException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}}/** * 初始化组件 */private void initViews() {// TODO Auto-generated method stubmMapView = (MapView) findViewById(R.id.bmapView);mBaiduMap = mMapView.getMap();}/** * 增加省标记点方法 *  * @param location * @param size */private void addProvince(LatLng location, int size) {// TODO Auto-generated method stubOverlayOptions province = new MarkerOptions().title("市").position(location).icon(BitmapDescriptorFactory.fromView(getView(size,R.drawable.marker_cluster_100)));mBaiduMap.addOverlay(province);}/** * 增加市标记点方法 *  * @param location * @param size */private void addCountry(LatLng location, int size) {// TODO Auto-generated method stubOverlayOptions country = new MarkerOptions().title("区").position(location).icon(BitmapDescriptorFactory.fromView(getView(size,R.drawable.marker_cluster_50)));mBaiduMap.addOverlay(country);}/** * 增加随机标记点方法 *  * @param location * @param size */private void addPoint(LatLng location, int size) {// TODO Auto-generated method stubOverlayOptions point = new MarkerOptions().title("随机").position(location).icon(BitmapDescriptorFactory.fromView(getView(size,R.drawable.icon_gcoding)));mBaiduMap.addOverlay(point);}/** * getview方法 填充布局 *  * @param carNum * @param resourceId * @return */public View getView(int carNum, int resourceId) {View view = this.getLayoutInflater().inflate(R.layout.point, null);TextView carNumTextView = (TextView) view.findViewById(R.id.my_car_num);RelativeLayout backGround = (RelativeLayout) view.findViewById(R.id.my_car_bg);backGround.setBackgroundResource(resourceId);carNumTextView.setText(String.valueOf(carNum));return view;}/** * 点击标记点弹出框的UI布局 *  * @param resourceId * @param name * @param location * @return */public View popInfo(int resourceId, String name, LatLng location) {View mlayoutPop = this.getLayoutInflater().inflate(R.layout.layout_popup, null);class ViewHolder {TextView tName;TextView tLocation;ImageView popImg;}ViewHolder viewHolder = null;if (mlayoutPop.getTag() == null) {viewHolder = new ViewHolder();viewHolder.popImg = (ImageView) mlayoutPop.findViewById(R.id.pop_img);viewHolder.tLocation = (TextView) mlayoutPop.findViewById(R.id.id_pop_text_location);viewHolder.tName = (TextView) mlayoutPop.findViewById(R.id.id_pop_text_name);mlayoutPop.setTag(viewHolder);}viewHolder = (ViewHolder) mlayoutPop.getTag();viewHolder.popImg.setImageResource(resourceId);viewHolder.tLocation.setText(String.valueOf(location));viewHolder.tName.setText(name);return mlayoutPop;}/** * 把一个view转化成bitmap对象 */// public static Bitmap getViewBitmap(View view) {// view.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),// MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));// view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());// view.buildDrawingCache();// Bitmap bitmap = view.getDrawingCache();// return bitmap;// }@Overrideprotected void onDestroy() {super.onDestroy();// 在activity执行onDestroy时执行mMapView.onDestroy()，实现地图生命周期管理mMapView.onDestroy();}@Overrideprotected void onResume() {super.onResume();// 在activity执行onResume时执行mMapView. onResume ()，实现地图生命周期管理mMapView.onResume();}@Overrideprotected void onPause() {super.onPause();// 在activity执行onPause时执行mMapView. onPause ()，实现地图生命周期管理mMapView.onPause();}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// TODO Auto-generated method stubgetMenuInflater().inflate(R.menu.mapmenu, menu);return super.onCreateOptionsMenu(menu);}/** * 地图选项 */@Overridepublic boolean onOptionsItemSelected(MenuItem item) {// TODO Auto-generated method stubswitch (item.getItemId()) {case R.id.id_map_common:mBaiduMap.setMapType(BaiduMap.MAP_TYPE_NORMAL);break;case R.id.id_map_sate:mBaiduMap.setMapType(BaiduMap.MAP_TYPE_SATELLITE);break;case R.id.id_map_traffic:if (mBaiduMap.isTrafficEnabled()) {mBaiduMap.setTrafficEnabled(false);item.setTitle("实时交通开启");} else {mBaiduMap.setTrafficEnabled(true);item.setTitle("实时交通关闭");}break;}return super.onOptionsItemSelected(item);}public class LoadDataTask extends AsyncTask<Integer, Void, Integer>implements OnMarkerClickListener {@Overrideprotected Integer doInBackground(Integer... params) {// TODO Auto-generated method stubswitch (params[0]) {case LOAD_PROVINCE:mBaiduMap.clear();try {citys = db.findAll(Selector.from(Parent.class).where("level", "=", 2));for (int i = 0; i < citys.size(); i++) {addProvince(new LatLng(citys.get(i).getLatitude(),citys.get(i).getLongitude()), 100);}} catch (DbException e) {// TODO Auto-generated catch blocke.printStackTrace();}return RESULT_PROVINCE;case LOAD_COUNTRYS:mBaiduMap.clear();try {countrys = db.findAll(Selector.from(Parent.class).where("level", "=", 3));for (int i = 0; i < countrys.size(); i++) {addCountry(new LatLng(countrys.get(i).getLatitude(),countrys.get(i).getLongitude()), 50);}} catch (DbException e) {// TODO Auto-generated catch blocke.printStackTrace();}return RESULT_COUNTRYS;case LOAD_POINTS:// FLAG == DITU:拖拽地图动作; FLAG == 0:点击标记点动作;if (FLAG == DITU) {mBaiduMap.clear();Projection projection = mBaiduMap.getProjection();Point p = null;// 每次生成markerList先清空，要不然每次都增加100，造成很多很多点markerList.clear();for (int i = 0; i < 100; i++) {markerList.add(new LatLng(30.2561160000 + Math.random(),120.1555860000 + Math.random()));// addPoint(// new LatLng(30.2561160000 + Math// .random(),// 120.1555860000 + Math// .random()), 1);}Log.e("markerList.size", String.valueOf(markerList.size()));// 每次生成markerListInView先清空，要不然造成很多很多点markerListInView.clear();for (LatLng ltl : markerList) {// .toScreenLocation返回一个从地图位置转换来的屏幕位置。这个屏幕位置是相对于地图的左上角的，不是相对于整个屏幕的。p = projection.toScreenLocation(ltl);if (p.x < 0 || p.y < 0 || p.x > width || p.y > height) {// 不添加到计算的列表中} else {markerListInView.add(ltl);}}for (int j = 0; j < markerListInView.size(); j++) {addPoint(markerListInView.get(j), 1);}Log.e("markerListInView.size",String.valueOf(markerListInView.size()));}mBaiduMap.setOnMarkerClickListener(this);FLAG = DITU;}return null;}@Overridepublic boolean onMarkerClick(Marker marker) {// TODO Auto-generated method stubFLAG = MARK;// 如果marker的title是“随机”才设置弹出框if (marker.getTitle().equals("随机")) {marker.setIcon(BitmapDescriptorFactory.fromView(getView(1,R.drawable.icon_geo)));OnInfoWindowClickListener listener = new OnInfoWindowClickListener() {public void onInfoWindowClick() {mBaiduMap.hideInfoWindow();}};// TODO Auto-generated method// stubInfoWindow mInfoWindow = new InfoWindow(BitmapDescriptorFactory.fromView(popInfo(R.drawable.pop_bg, "这里显示的是地址",marker.getPosition())), marker.getPosition(),-80, listener);mBaiduMap.showInfoWindow(mInfoWindow);MapStatus ms = new MapStatus.Builder().target(new LatLng(marker.getPosition().latitude, marker.getPosition().longitude)).build();mBaiduMap.animateMapStatus(MapStatusUpdateFactory.newMapStatus(ms));}return false;}}}