BaiduMap"/>
BaiduMap
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android=""android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><LinearLayoutxmlns:android=""android:layout_width="fill_parent"android:layout_height="50dip"android:orientation="horizontal" ><TextViewandroid:id="@+id/cityid"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:text="131" /><!-- 隐藏输入法用 --><LinearLayoutandroid:layout_width="0px"android:layout_height="0px"android:focusable="true"android:focusableInTouchMode="true" /><EditTextandroid:id="@+id/city"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:text="北京" /><Buttonandroid:id="@+id/search"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="search"android:text="搜索" /><Buttonandroid:id="@+id/scan"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="importFromSDCard"android:text="导入" /></LinearLayout><LinearLayoutxmlns:android=""android:layout_width="fill_parent"android:layout_height="50dip"android:orientation="horizontal" ><TextViewandroid:id="@+id/state"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:text="已下载:--" /><Buttonandroid:id="@+id/start"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="start"android:text="开始" /><Buttonandroid:id="@+id/stop"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="stop"android:text="停止" /><Buttonandroid:id="@+id/del"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="remove"android:text="删除" /></LinearLayout><LinearLayoutxmlns:android=""android:id="@+id/city_list"android:layout_width="match_parent"android:layout_height="50dip"android:orientation="horizontal" ><Buttonandroid:id="@+id/clButton"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="clickCityListButton"android:text="城市列表" /><Buttonandroid:id="@+id/localButton"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_weight="1"android:background="@drawable/button_style"android:onClick="clickLocalMapListButton"android:text="下载管理" /></LinearLayout><LinearLayoutxmlns:android=""android:id="@+id/citylist_layout"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><TextViewandroid:layout_width="fill_parent"android:layout_height="wrap_content"android:text="热门城市" /><ListViewandroid:id="@+id/hotcitylist"android:layout_width="fill_parent"android:layout_height="200dip" /><TextViewandroid:layout_width="fill_parent"android:layout_height="wrap_content"android:text="全国" /><ListViewandroid:id="@+id/allcitylist"android:layout_width="fill_parent"android:layout_height="fill_parent" /></LinearLayout><LinearLayoutxmlns:android=""android:id="@+id/localmap_layout"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><TextViewandroid:layout_width="fill_parent"android:layout_height="wrap_content"android:text="已下载城市 " /><ListViewandroid:id="@+id/localmaplist"android:layout_width="fill_parent"android:layout_height="wrap_content" /></LinearLayout></LinearLayout>
/*** 介绍如何下载和使用离线地图* */
public class OfflineDemo extends Activity implements MKOfflineMapListener {/*** 离线地图服务* 用于管理离线地图.* */private MKOfflineMap mOffline = null;private TextView cidView;private TextView stateView;private EditText cityNameView;/*** 已下载的离线地图信息列表* MKOLUpdateElement:离线地图更新信息*/private ArrayList<MKOLUpdateElement> localMapList = null;private LocalMapAdapter lAdapter = null;protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_offline);mOffline = new MKOfflineMap();/*** public boolean init(MKOfflineMapListener listener)* 初使化* 返回:成功返回true，否则返回false* * 需要实现MKOfflineMapListener的onGetOfflineMapState(int type, int state)方法* */mOffline.init(this);initView();}private void initView() {//城市idcidView = (TextView) findViewById(R.id.cityid);//城市名称cityNameView = (EditText) findViewById(R.id.city);//下载状态stateView = (TextView) findViewById(R.id.state);//热门城市列表ListView hotCityList = (ListView) findViewById(R.id.hotcitylist);ArrayList<String> hotCities = new ArrayList<String>();// 获取热闹城市列表ArrayList<MKOLSearchRecord> records1 = mOffline.getHotCityList();if (records1 != null) {/*** MKOLSearchRecord:离线地图搜索城市记录结构* cityID:城市ID* size:数据包总大小* */for (MKOLSearchRecord r : records1) {hotCities.add(r.cityName + "(" + r.cityID + ")" + " --"+ this.formatDataSize(r.size));}}ListAdapter hAdapter = (ListAdapter) new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, hotCities);hotCityList.setAdapter(hAdapter);//所有城市列表ListView allCityList = (ListView) findViewById(R.id.allcitylist);// 获取所有支持离线地图的城市ArrayList<String> allCities = new ArrayList<String>();/*** public java.util.ArrayList<MKOLSearchRecord> getOfflineCityList()* 返回支持离线地图城市列表* 返回:支持离线地图城市列表* */ArrayList<MKOLSearchRecord> records2 = mOffline.getOfflineCityList();if (records1 != null) {for (MKOLSearchRecord r : records2) {allCities.add(r.cityName + "(" + r.cityID + ")" + " --"+ this.formatDataSize(r.size));}}ListAdapter aAdapter = (ListAdapter) new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, allCities);allCityList.setAdapter(aAdapter);LinearLayout cl = (LinearLayout) findViewById(R.id.citylist_layout);LinearLayout lm = (LinearLayout) findViewById(R.id.localmap_layout);lm.setVisibility(View.GONE);cl.setVisibility(View.VISIBLE);// 获取已下过的离线地图信息localMapList = mOffline.getAllUpdateInfo();if (localMapList == null) {localMapList = new ArrayList<MKOLUpdateElement>();}ListView localMapListView = (ListView) findViewById(R.id.localmaplist);lAdapter = new LocalMapAdapter();localMapListView.setAdapter(lAdapter);}/*** 搜索按钮点击事件* * 搜索离线需市* @param view*/public void search(View view) {/*** public java.util.ArrayList<MKOLSearchRecord> searchCity(java.lang.String cityName)* 根据城市名搜索该城市离线地图记录* 参数:cityName - 城市名* 返回: 该城市离线地图记录* *///从输入框中获取城市，查询该城市的离线地图搜索城市记录结构ArrayList<MKOLSearchRecord> records = mOffline.searchCity(cityNameView.getText().toString());if (records == null || records.size() != 1)return;//显示查找出来的城市idcidView.setText(String.valueOf(records.get(0).cityID));}/*** 导入按钮点击事件* * 从SD卡导入离线地图安装包* @param view*/public void importFromSDCard(View view) {/*** public int importOfflineData()* 导入离线地图包* */int num = mOffline.importOfflineData();String msg = "";if (num == 0) {msg = "没有导入离线包，这可能是离线包放置位置不正确，或离线包已经导入过";} else {msg = String.format("成功导入 %d 个离线包，可以在下载管理查看", num);}Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();updateView();}/*** 开始按钮点击事件* * 开始下载* @param view*/public void start(View view) {int cityid = Integer.parseInt(cidView.getText().toString());/*** public boolean start(int cityID)* 启动下载指定城市ID的离线地图* 参数:cityID - 指定的城市ID* 返回:成功返回true，否则返回false* */mOffline.start(cityid);//设置下载管理点击时间按钮响应为空clickLocalMapListButton(null);Toast.makeText(this, "开始下载离线地图. cityid: " + cityid, Toast.LENGTH_SHORT).show();updateView();}/*** 停止按钮点击事件* * 暂停下载* @param view*/public void stop(View view) {int cityid = Integer.parseInt(cidView.getText().toString());/*** public boolean pause(int cityID)* 暂停下载指定城市ID的离线地图* 参数:cityID - 指定的城市ID* 返回:成功返回true，否则返回false* */mOffline.pause(cityid);Toast.makeText(this, "暂停下载离线地图. cityid: " + cityid, Toast.LENGTH_SHORT).show();updateView();}/*** 删除按钮点击事件* * 删除离线地图* @param view*/public void remove(View view) {int cityid = Integer.parseInt(cidView.getText().toString());/*** public boolean remove(int cityID)* 删除指定城市ID的离线地图* 参数:cityID - 指定的城市ID* 返回:成功返回true，否则返回false* */mOffline.remove(cityid);Toast.makeText(this, "删除离线地图. cityid: " + cityid, Toast.LENGTH_SHORT).show();updateView();}/*** 城市列表按钮点击事件* * 切换至城市列表* @param view*/public void clickCityListButton(View view) {//城市列表LinearLayout cl = (LinearLayout) findViewById(R.id.citylist_layout);LinearLayout lm = (LinearLayout) findViewById(R.id.localmap_layout);lm.setVisibility(View.GONE);cl.setVisibility(View.VISIBLE);}/*** 下载管理按钮点击事件* * 切换至下载管理列表* @param view*/public void clickLocalMapListButton(View view) {LinearLayout cl = (LinearLayout) findViewById(R.id.citylist_layout);//已下载城市LinearLayout lm = (LinearLayout) findViewById(R.id.localmap_layout);lm.setVisibility(View.VISIBLE);cl.setVisibility(View.GONE);}/*** 更新状态显示*/public void updateView() {/*** public java.util.ArrayList<MKOLUpdateElement> getAllUpdateInfo()* 返回各城市离线地图更新信息* 返回:各城市离线地图更新信息* */localMapList = mOffline.getAllUpdateInfo();if (localMapList == null) {localMapList = new ArrayList<MKOLUpdateElement>();}lAdapter.notifyDataSetChanged();}@Overrideprotected void onPause() {int cityid = Integer.parseInt(cidView.getText().toString());MKOLUpdateElement temp = mOffline.getUpdateInfo(cityid);/*** MKOLUpdateElement:离线地图更新信息* status:下载状态* */if (temp != null && temp.status == MKOLUpdateElement.DOWNLOADING) {mOffline.pause(cityid);}super.onPause();}@Overrideprotected void onResume() {super.onResume();}public String formatDataSize(int size) {String ret = "";if (size < (1024 * 1024)) {ret = String.format("%dK", size / 1024);} else {ret = String.format("%.1fM", size / (1024 * 1024.0));}return ret;}@Overrideprotected void onDestroy() {/*** 退出时，销毁离线地图模块*/mOffline.destroy();super.onDestroy();}/*** void onGetOfflineMapState(int type,int state)* 返回通知事件* 参数:* type - 事件类型: MKOfflineMap.TYPE_NEW_OFFLINE, * MKOfflineMap.TYPE_DOWNLOAD_UPDATE, * MKOfflineMap.TYPE_VER_UPDATE.* state - 事件状态: 当type为TYPE_NEW_OFFLINE时，表示新安装的离线地图数目. * 当type为TYPE_DOWNLOAD_UPDATE时，表示更新的城市ID.* */@Overridepublic void onGetOfflineMapState(int type, int state) {switch (type) {//离线地图下载更新事件类型case MKOfflineMap.TYPE_DOWNLOAD_UPDATE: {/*** public MKOLUpdateElement getUpdateInfo(int cityID)* 返回指定城市ID离线地图更新信息* 返回:该城市离线地图更新信息* */MKOLUpdateElement update = mOffline.getUpdateInfo(state);// 处理下载进度更新提示if (update != null) {//cityName:城市名称;//ratio:下载比率，100为下载完成stateView.setText(String.format("%s : %d%%", update.cityName,update.ratio));updateView();}}break;//新安装离线地图事件类型case MKOfflineMap.TYPE_NEW_OFFLINE:// 有新离线地图安装Log.d("OfflineDemo", String.format("add offlinemap num:%d", state));break;//离线地图数据版本更新事件类型 case MKOfflineMap.TYPE_VER_UPDATE:// 版本更新提示// MKOLUpdateElement e = mOffline.getUpdateInfo(state);break;}}/*** 离线地图管理列表适配器*/public class LocalMapAdapter extends BaseAdapter {@Overridepublic int getCount() {return localMapList.size();}@Overridepublic Object getItem(int index) {return localMapList.get(index);}@Overridepublic long getItemId(int index) {return index;}@Overridepublic View getView(int index, View view, ViewGroup arg2) {MKOLUpdateElement e = (MKOLUpdateElement) getItem(index);view = View.inflate(OfflineDemo.this,R.layout.offline_localmap_list, null);initViewItem(view, e);return view;}void initViewItem(View view, final MKOLUpdateElement e) {//查看Button display = (Button) view.findViewById(R.id.display);//删除Button remove = (Button) view.findViewById(R.id.remove);//城市TextView title = (TextView) view.findViewById(R.id.title);//更新TextView update = (TextView) view.findViewById(R.id.update);//比率TextView ratio = (TextView) view.findViewById(R.id.ratio);ratio.setText(e.ratio + "%");title.setText(e.cityName);/*** MKOLUpdateElement.update:是否为更新* */if (e.update) {update.setText("可更新");} else {update.setText("最新");}if (e.ratio != 100) {display.setEnabled(false);} else {display.setEnabled(true);}//删除按钮点击事件remove.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {mOffline.remove(e.cityID);updateView();}});//查看按钮点击事件display.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View v) {Intent intent = new Intent();/*** public LatLng geoPt:城市中心点坐标* */intent.putExtra("x", e.geoPt.longitude);intent.putExtra("y", e.geoPt.latitude);intent.setClass(OfflineDemo.this, BaseMapDemo.class);startActivity(intent);}});}}}更多推荐
BaiduMap
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