@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
/**
* 使用地图sdk前需先初始化BMapManager. BMapManager是全局的，可为多个MapView共用，它需要地图模块创建前创建，
* 并在地图地图模块销毁后销毁，只要还有地图模块在使用，BMapManager就不应该销毁
*/
DemoApplication app = (DemoApplication) this.getApplication();
if (app.mBMapManager == null) {
app.mBMapManager = new BMapManager(getApplicationContext());
/** 如果BMapManager没有初始化则初始化BMapManager */
app.mBMapManager.init(DemoApplication.strKey, new DemoApplication.MyGeneralListener());
}
/** 由于MapView在setContentView()中初始化,所以它需要在BMapManager初始化之后 */
setContentView(R.layout.activity_uisetting);
mMapView = (MapView) findViewById(R.id.bmapView);
/** 获取地图控制器 */
mMapController = mMapView.getController();
/** 设置地图是否响应点击事件 . */
mMapController.enableClick(true);
/** 设置地图缩放级别 */
mMapController.setZoom(12);
/** 设置地图俯角 */
mMapController.setOverlooking(-30);
/**
* 将地图移动至天安门 使用百度经纬度坐标，可以通过http://api.map.baidu.com/lbsapi/getpoint/index.html查询地理坐标
* 如果需要在百度地图上显示使用其他坐标系统的位置，请发邮件至[email protected]申请坐标转换接口
*/
double cLat = 39.945;
double cLon = 116.404;
GeoPoint p = new GeoPoint((int) (cLat * 1E6), (int) (cLon * 1E6));
mMapController.setCenter(p);
}
protected void initMapController(MapView mapView) {
mMapController = mapView.getController();
mMapController.enableClick(true);
mMapController.setZoom(ZOOM_LEVEL);
mapView.setBuiltInZoomControls(true);
mapView.showScaleControl(true);
}
/**
* 设置指南针位置,指南针在3D模式下自动显现
*
* @param view
*/
public void setCompassLocation(View view) {
boolean checked = ((RadioButton) view).isChecked();
switch (view.getId()) {
case R.id.lefttop:
if (checked)
// 设置指南针显示在左上角
mMapController.setCompassMargin(100, 100);
break;
case R.id.righttop:
if (checked) mMapController.setCompassMargin(mMapView.getWidth() - 100, 100);
break;
}
}
private void showMap(double latitude, double longtitude, String address) {
sendButton.setVisibility(View.GONE);
GeoPoint point1 = new GeoPoint((int) (latitude * 1e6), (int) (longtitude * 1e6));
point1 = CoordinateConvert.fromGcjToBaidu(point1);
mMapController.setCenter(point1);
Drawable marker = this.getResources().getDrawable(R.drawable.icon_marka);
// 为maker定义位置和边界
marker.setBounds(0, 0, marker.getIntrinsicWidth(), marker.getIntrinsicHeight());
mAddrOverlay = new ItemizedOverlay<OverlayItem>(marker, mMapView);
GeoPoint point = new GeoPoint((int) (latitude * 1e6), (int) (longtitude * 1e6));
point = CoordinateConvert.fromGcjToBaidu(point);
OverlayItem addrItem = new OverlayItem(point, "", address);
mAddrOverlay.addItem(addrItem);
mMapView.getOverlays().add(mAddrOverlay);
mMapView.refresh();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 初始化地图管理器
mMapManager = new BMapManager(getApplication());
mMapManager.init(accessKey, new MyMKGeneralListener());
// 初始化各种与地图无关的成员变量
appInit();
regeisterSensorManager();
textShow = (TextView) findViewById(R.id.textShow);
textShow.setTextSize(TextShowTextSize);
// 初始化mapview对象，并且设置显示缩放控件
mMapView = (MapView) findViewById(R.id.bmapsView);
mMapView.setBuiltInZoomControls(true);
mMapView.showScaleControl(true);
mMapView.setDoubleClickZooming(false);
// 定义地图控件，获取mapview的控制，并把地图范围定位在宿舍
mMapView.regMapViewListener(mMapManager, new MyMKMapViewListener());
mMapView.regMapTouchListner(new MyMKMapTouchListener());
mMapController = mMapView.getController();
// 初始化locationClient服务
clientInit();
// 此处启动，将会在第一次定位后自动关闭
mLocationClient.start();
// 使用上一次退出时的位置数据作为初始化的地点
mMapController.animateTo(new GeoPoint(appData.lastLatitude, appData.lastLongitude));
mMapController.setZoom(appData.lastZoom);
// 此处进行定时器设置，定时器每隔500ms执行一次
handler =
new Handler() {
public void handleMessage(Message msg) {
if (msg.what != MainActivity.UPDATE_TEXT) {
return;
}
// 截图
if (isCut) {
cutSpeed++;
if (cutSpeed % 8 == 1) {
mMapView.getCurrentMap();
}
}
if (!mLocationClient.isStarted() || appData.isFirst) {
appData.textShowStrings[0] = "未启动导航功能";
appData.textShowStrings[1] = "";
textShow.setTextColor(Color.BLACK);
appData.updateTextShow();
mMapController.setRotation(0);
return;
}
GeoPoint curPos = new GeoPoint(appData.lastLatitude, appData.lastLongitude);
double radius = roadData.getRadius(curPos);
double curSpeed, safeSpeed;
// 返回的应该是米每秒
safeSpeed = appData.getSafeSpeed(radius);
if (safeSpeed > 120.0 / 3.6) {
safeSpeed = 120.0 / 3.6;
}
// 该速度为 千米每小时
curSpeed = appData.lastSpeed / 3.6f;
appData.textShowStrings[0] = "当前车速为：" + (int) (curSpeed * 3.6) + "km/h";
if (curSpeed <= safeSpeed) {
appData.textShowStrings[1] = "安全车速为：" + (int) (safeSpeed * 3.6) + "km/h";
textShow.setTextColor(Color.BLUE);
} else {
appData.textShowStrings[1] =
"安全车速为：" + (int) (safeSpeed * 3.6) + "km/h" + "\n您已超速!请迅速减速";
textShow.setTextColor(Color.RED);
Toast.makeText(MainActivity.this, "您已超过安全车速，请迅速减速！", Toast.LENGTH_LONG).show();
}
appData.updateTextShow();
}
};
// 启动定时器
new Timer()
.schedule(
new TimerTask() {
@Override
public void run() {
// TODO Auto-generated method stub
Message msg = new Message();
msg.what = MainActivity.UPDATE_TEXT;
handler.sendMessage(msg);
}
},
500,
500);
}
/**
* 是否启用俯视手势
*
* @param v
*/
public void setOverlookEnable(View v) {
mMapController.setOverlookingGesturesEnabled(((CheckBox) v).isChecked());
}
/**
* 是否启用旋转手势
*
* @param v
*/
public void setRotateEnable(View v) {
mMapController.setRotationGesturesEnabled(((CheckBox) v).isChecked());
}
/**
* 是否启用平移手势
*
* @param v
*/
public void setScrollEnable(View v) {
mMapController.setScrollGesturesEnabled(((CheckBox) v).isChecked());
}
private void showMapWithLocationClient() {
progressDialog = new ProgressDialog(this);
progressDialog.setCanceledOnTouchOutside(false);
progressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
progressDialog.setMessage("正在确定你的位置...");
progressDialog.setOnCancelListener(
new OnCancelListener() {
public void onCancel(DialogInterface arg0) {
if (progressDialog.isShowing()) {
progressDialog.dismiss();
}
Log.d("map cancel retrieve location");
finish();
}
});
progressDialog.show();
mLocClient = new LocationClient(this);
mLocClient.registerLocationListener(myListener);
LocationClientOption option = new LocationClientOption();
option.setOpenGps(true); // 打开gps
// option.setCoorType("bd09ll"); //设置坐标类型
// Johnson change to use gcj02 coordination. chinese national standard
// so need to conver to bd09 everytime when draw on baidu map
option.setCoorType("gcj02");
option.setScanSpan(30000);
option.setAddrType("all");
mLocClient.setLocOption(option);
Drawable marker = this.getResources().getDrawable(R.drawable.icon_marka);
// 为maker定义位置和边界
marker.setBounds(0, 0, marker.getIntrinsicWidth(), marker.getIntrinsicHeight());
mAddrOverlay = new ItemizedOverlay<OverlayItem>(marker, mMapView);
mMapView.getOverlays().add(mAddrOverlay);
mMapListener =
new MKMapViewListener() {
@Override
public void onMapMoveFinish() {
// TODO Auto-generated method stub
}
@Override
public void onClickMapPoi(MapPoi mapPoiInfo) {
// TODO Auto-generated method stub
String title = "";
if (mapPoiInfo != null) {
title = mapPoiInfo.strText;
Toast.makeText(BaiduMapActivity.this, title, Toast.LENGTH_SHORT).show();
}
}
@Override
public void onGetCurrentMap(Bitmap b) {
// TODO Auto-generated method stub
}
@Override
public void onMapAnimationFinish() {}
};
mMapView.regMapViewListener(mBMapManager, mMapListener);
if (lastLocation != null) {
GeoPoint point1 =
new GeoPoint(
(int) (lastLocation.getLatitude() * 1e6), (int) (lastLocation.getLongitude() * 1e6));
point1 = CoordinateConvert.fromGcjToBaidu(point1);
mMapController.setCenter(point1);
}
mMapView.refresh();
mMapView.invalidate();
}