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amap_flutter_location
提交 4ef29091 authored 作者: 张国庆's avatar 张国庆
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增加计算2点距离

上级 284d2f06
隐藏空白字符变更
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正在显示 包含 204 行增加 和 167 行删除
android/src/main/java/com/amap/flutter/location/AMapFlutterLocationPlugin.java
浏览文件 @ 4ef29091
......@@ -16,202 +16,219 @@ import io.flutter.plugin.common.MethodChannel;
import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
import io.flutter.plugin.common.MethodChannel.Result;
/** 高德地图定位sdkFlutterPlugin */
/**
* 高德地图定位sdkFlutterPlugin
*/
public class AMapFlutterLocationPlugin implements FlutterPlugin, MethodCallHandler,
EventChannel.StreamHandler {
private static final String CHANNEL_METHOD_LOCATION = "amap_flutter_location";
private static final String CHANNEL_STREAM_LOCATION = "amap_flutter_location_stream";
private Context mContext = null;
public static EventChannel.EventSink mEventSink = null;
private Map<String, AMapLocationClientImpl> locationClientMap = new ConcurrentHashMap<String, AMapLocationClientImpl>(8);
@Override
public void onMethodCall(MethodCall call, Result result) {
String callMethod = call.method;
switch (call.method) {
case "updatePrivacyStatement":
updatePrivacyStatement((Map)call.arguments);
break;
case "setApiKey":
setApiKey((Map) call.arguments);
break;
case "setLocationOption":
setLocationOption((Map) call.arguments);
break;
case "startLocation":
startLocation((Map) call.arguments);
break;
case "stopLocation":
stopLocation((Map) call.arguments);
break;
case "destroy":
destroy((Map) call.arguments);
break;
default:
result.notImplemented();
break;
private static final String CHANNEL_METHOD_LOCATION = "amap_flutter_location";
private static final String CHANNEL_STREAM_LOCATION = "amap_flutter_location_stream";
private Context mContext = null;
public static EventChannel.EventSink mEventSink = null;
private Map<String, AMapLocationClientImpl> locationClientMap = new ConcurrentHashMap<String, AMapLocationClientImpl>(8);
@Override
public void onMethodCall(MethodCall call, Result result) {
String callMethod = call.method;
switch (call.method) {
case "updatePrivacyStatement":
updatePrivacyStatement((Map) call.arguments);
break;
case "setApiKey":
setApiKey((Map) call.arguments);
break;
case "setLocationOption":
setLocationOption((Map) call.arguments);
break;
case "startLocation":
startLocation((Map) call.arguments);
break;
case "stopLocation":
stopLocation((Map) call.arguments);
break;
case "destroy":
destroy((Map) call.arguments);
break;
case "calculateDistance":
calculateDistance((Map) call.arguments,result);
default:
result.notImplemented();
break;
}
}
}
@Override
public void onListen(Object o, EventChannel.EventSink eventSink) {
mEventSink = eventSink;
}
@Override
public void onListen(Object o, EventChannel.EventSink eventSink) {
mEventSink = eventSink;
}
@Override
public void onCancel(Object o) {
for (Map.Entry<String, AMapLocationClientImpl> entry : locationClientMap.entrySet()) {
entry.getValue().stopLocation();
@Override
public void onCancel(Object o) {
for (Map.Entry<String, AMapLocationClientImpl> entry : locationClientMap.entrySet()) {
entry.getValue().stopLocation();
}
}
}
/**
* 开始定位
*/
private void startLocation(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.startLocation();
/**
* 开始定位
*/
private void startLocation(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.startLocation();
}
}
}
/**
* 停止定位
*/
private void stopLocation(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.stopLocation();
}
}
/**
* 销毁
*
* @param argsMap
*/
private void destroy(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.destroy();
locationClientMap.remove(getPluginKeyFromArgs(argsMap));
/**
* 停止定位
*/
private void stopLocation(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.stopLocation();
}
}
}
/**
* 设置apikey
*
* @param apiKeyMap
*/
private void setApiKey(Map apiKeyMap) {
if (null != apiKeyMap) {
if (apiKeyMap.containsKey("android")
&& !TextUtils.isEmpty((String) apiKeyMap.get("android"))) {
AMapLocationClient.setApiKey((String) apiKeyMap.get("android"));
}
/**
* 计算两点之间的距离
*/
private void calculateDistance(Map argsMap,Result result) {
double lat1 = (double) argsMap.get("lat1");
double lng1 = (double) argsMap.get("lng1");
double lat2 = (double) argsMap.get("lat2");
double lng2 = (double) argsMap.get("lng2");
double distance = AMapLocationClientImpl.calculateDistance(lat1, lng1, lat2, lng2);
result.success(distance);
}
}
private void updatePrivacyStatement(Map privacyShowMap) {
if (null != privacyShowMap) {
Class<AMapLocationClient> locationClazz = AMapLocationClient.class;
/**
* 销毁
*
* @param argsMap
*/
private void destroy(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.destroy();
locationClientMap.remove(getPluginKeyFromArgs(argsMap));
}
}
if (privacyShowMap.containsKey("hasContains") && privacyShowMap.containsKey("hasShow")) {
boolean hasContains = (boolean) privacyShowMap.get("hasContains");
boolean hasShow = (boolean) privacyShowMap.get("hasShow");
try {
Method showMethod = locationClazz.getMethod("updatePrivacyShow", Context.class, boolean.class, boolean.class);;
showMethod.invoke(null, mContext, hasContains, hasShow);
} catch (Throwable e) {
// e.printStackTrace();
/**
* 设置apikey
*
* @param apiKeyMap
*/
private void setApiKey(Map apiKeyMap) {
if (null != apiKeyMap) {
if (apiKeyMap.containsKey("android")
&& !TextUtils.isEmpty((String) apiKeyMap.get("android"))) {
AMapLocationClient.setApiKey((String) apiKeyMap.get("android"));
}
}
}
}
if (privacyShowMap.containsKey("hasAgree")) {
boolean hasAgree = (boolean) privacyShowMap.get("hasAgree");
try {
Method agreeMethod = locationClazz.getMethod("updatePrivacyAgree", Context.class, boolean.class);
agreeMethod.invoke(null, mContext, hasAgree);
} catch (Throwable e) {
private void updatePrivacyStatement(Map privacyShowMap) {
if (null != privacyShowMap) {
Class<AMapLocationClient> locationClazz = AMapLocationClient.class;
if (privacyShowMap.containsKey("hasContains") && privacyShowMap.containsKey("hasShow")) {
boolean hasContains = (boolean) privacyShowMap.get("hasContains");
boolean hasShow = (boolean) privacyShowMap.get("hasShow");
try {
Method showMethod = locationClazz.getMethod("updatePrivacyShow", Context.class, boolean.class, boolean.class);
;
showMethod.invoke(null, mContext, hasContains, hasShow);
} catch (Throwable e) {
// e.printStackTrace();
}
}
if (privacyShowMap.containsKey("hasAgree")) {
boolean hasAgree = (boolean) privacyShowMap.get("hasAgree");
try {
Method agreeMethod = locationClazz.getMethod("updatePrivacyAgree", Context.class, boolean.class);
agreeMethod.invoke(null, mContext, hasAgree);
} catch (Throwable e) {
// e.printStackTrace();
}
}
}
}
}
}
/**
* 设置定位参数
*
* @param argsMap
*/
private void setLocationOption(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.setLocationOption(argsMap);
}
}
/**
* 设置定位参数
*
* @param argsMap
*/
private void setLocationOption(Map argsMap) {
AMapLocationClientImpl locationClientImp = getLocationClientImp(argsMap);
if (null != locationClientImp) {
locationClientImp.setLocationOption(argsMap);
}
}
@Override
public void onAttachedToEngine(FlutterPluginBinding binding) {
if (null == mContext) {
mContext = binding.getApplicationContext();
/**
* 方法调用通道
*/
final MethodChannel channel = new MethodChannel(binding.getBinaryMessenger(), CHANNEL_METHOD_LOCATION);
channel.setMethodCallHandler(this);
@Override
public void onAttachedToEngine(FlutterPluginBinding binding) {
if (null == mContext) {
mContext = binding.getApplicationContext();
/**
* 回调监听通道
*/
final EventChannel eventChannel = new EventChannel(binding.getBinaryMessenger(), CHANNEL_STREAM_LOCATION);
eventChannel.setStreamHandler(this);
}
/**
* 方法调用通道
*/
final MethodChannel channel = new MethodChannel(binding.getBinaryMessenger(), CHANNEL_METHOD_LOCATION);
channel.setMethodCallHandler(this);
}
/**
* 回调监听通道
*/
final EventChannel eventChannel = new EventChannel(binding.getBinaryMessenger(), CHANNEL_STREAM_LOCATION);
eventChannel.setStreamHandler(this);
}
@Override
public void onDetachedFromEngine(FlutterPluginBinding binding) {
for (Map.Entry<String, AMapLocationClientImpl> entry : locationClientMap.entrySet()) {
entry.getValue().destroy();
}
}
private AMapLocationClientImpl getLocationClientImp(Map argsMap) {
if (null == locationClientMap) {
locationClientMap = new ConcurrentHashMap<String, AMapLocationClientImpl>(8);
@Override
public void onDetachedFromEngine(FlutterPluginBinding binding) {
for (Map.Entry<String, AMapLocationClientImpl> entry : locationClientMap.entrySet()) {
entry.getValue().destroy();
}
}
String pluginKey = getPluginKeyFromArgs(argsMap);
if (TextUtils.isEmpty(pluginKey)) {
return null;
}
private AMapLocationClientImpl getLocationClientImp(Map argsMap) {
if (null == locationClientMap) {
locationClientMap = new ConcurrentHashMap<String, AMapLocationClientImpl>(8);
}
String pluginKey = getPluginKeyFromArgs(argsMap);
if (TextUtils.isEmpty(pluginKey)) {
return null;
}
if (!locationClientMap.containsKey(pluginKey)) {
AMapLocationClientImpl locationClientImp = new AMapLocationClientImpl(mContext, pluginKey, mEventSink);
locationClientMap.put(pluginKey, locationClientImp);
if (!locationClientMap.containsKey(pluginKey)) {
AMapLocationClientImpl locationClientImp = new AMapLocationClientImpl(mContext, pluginKey, mEventSink);
locationClientMap.put(pluginKey, locationClientImp);
}
return locationClientMap.get(pluginKey);
}
return locationClientMap.get(pluginKey);
}
private String getPluginKeyFromArgs(Map argsMap) {
String pluginKey = null;
try {
if (null != argsMap) {
pluginKey = (String) argsMap.get("pluginKey");
}
} catch (Throwable e) {
e.printStackTrace();
private String getPluginKeyFromArgs(Map argsMap) {
String pluginKey = null;
try {
if (null != argsMap) {
pluginKey = (String) argsMap.get("pluginKey");
}
} catch (Throwable e) {
e.printStackTrace();
}
return pluginKey;
}
return pluginKey;
}
}
android/src/main/java/com/amap/flutter/location/AMapLocationClientImpl.java
浏览文件 @ 4ef29091
......@@ -7,6 +7,8 @@ import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationClient;
import com.amap.api.location.AMapLocationClientOption;
import com.amap.api.location.AMapLocationListener;
import com.amap.api.location.CoordinateConverter;
import com.amap.api.location.DPoint;
import java.util.Map;
......@@ -58,6 +60,18 @@ public class AMapLocationClientImpl implements AMapLocationListener {
}
public static float calculateDistance(double lat1, double lon1, double lat2, double lon2) {
DPoint dPoint1 = new DPoint();
dPoint1.setLatitude(lat1);
dPoint1.setLongitude(lon1);
DPoint dPoint2 = new DPoint();
dPoint2.setLatitude(lat2);
dPoint2.setLongitude(lon2);
return CoordinateConverter.calculateLineDistance(dPoint1, dPoint2);
}
/**
* 停止定位
*/
......@@ -70,11 +84,12 @@ public class AMapLocationClientImpl implements AMapLocationListener {
}
public void destroy() {
if(null != locationClient) {
if (null != locationClient) {
locationClient.onDestroy();
locationClient = null;
}
}
/**
* 定位回调
*
......
lib/amap_flutter_location.dart
浏览文件 @ 4ef29091
......@@ -54,6 +54,11 @@ class AMapFlutterLocation {
_methodChannel.invokeMethod('stopLocation', {'pluginKey': _pluginKey});
return;
}
///计算2点之间的距离
Future<double> calculateDistance(double lat1, double lon1, double lat2, double lon2) async {
double result = await _methodChannel.invokeMethod('calculateDistance', {'lat1': lat1, 'lon1': lon1, 'lat2': lat2, 'lon2': lon2});
return result;
}
///设置Android和iOS的apikey，建议在weigdet初始化时设置<br>
///apiKey的申请请参考高德开放平台官网<br>
......
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