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更新记住密码

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zhenghaoyuan_branch
zhenghaoyuan20 2 years ago
parent 7421c7cc50
commit 1118626ed3
8 changed files with 369 additions and 188 deletions
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94
src/sixaunyi/app/src/main/java/com/example/sixaunyi/LoginActivity.java
Unescape View File

@ -1,7 +1,12 @@
package com.example.sixaunyi;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.EditText;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;
@ -13,6 +18,8 @@ public class LoginActivity extends AppCompatActivity {
private EditText mUsername;
private EditText mPassword;
private Button mLoginButton;
private CheckBox Account_remember;
private SharedPreferences sharedPreferences;
private Map<String, String> mUsers = new HashMap<>();
{
mUsers.put("admin", "123456");
@ -22,37 +29,56 @@ public class LoginActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
sharedPreferences = getSharedPreferences("account", Context.MODE_PRIVATE);
String username = sharedPreferences.getString("username", "");
String password =sharedPreferences.getString("password", "");
boolean isChecked = sharedPreferences.getBoolean("checkbox_state", false);
setContentView(R.layout.activity_login);
// 获取输入框和按钮的实例
mUsername = findViewById(R.id.username);
mPassword = findViewById(R.id.password);
mLoginButton = findViewById(R.id.login);
Account_remember=findViewById(R.id.remember);
mUsername.setText(username);
mPassword.setText(password);
Account_remember.setChecked(isChecked);
// 设置登录按钮的点击事件
mLoginButton.setOnClickListener(v -> {
attemptLogin();
});
Account_remember.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
// 复选框状态改变时的逻辑处理
String password = mPassword.getText().toString();
SharedPreferences.Editor editor = sharedPreferences.edit();
if (isChecked) {
// 复选框被选中
editor.putBoolean("checkbox_state", true);
editor.putString("password", password);
editor.apply();
} else {
// 复选框未被选中
editor.putBoolean("checkbox_state", false);
editor.putString("password", "");
editor.apply();
}
}
});
}
private void attemptLogin() {
String username = mUsername.getText().toString();
String password = mPassword.getText().toString();
boolean if_correct = verifyUser(username,password);
if (!isInputUsernameValid(username) || !isInputPasswordValid(password)){
if (!isInputUsernameValid(username) && !isInputPasswordValid(password)) {
Toast.makeText(this, "用户名和密码非法", Toast.LENGTH_SHORT).show();
}
else if (!isInputPasswordValid(password)){
Toast.makeText(this, "密码非法", Toast.LENGTH_SHORT).show();
}
else {Toast.makeText(this, "用户名非法", Toast.LENGTH_SHORT).show();}
}else {
if (if_correct) {
Toast.makeText(this, "登录成功", Toast.LENGTH_SHORT).show();
Intent intent = new Intent(LoginActivity.this, MainActivity.class);
startActivity(intent);
finish(); // 关闭登录界面
} else {
Toast.makeText(this, "用户名或密码错误", Toast.LENGTH_SHORT).show();
}
if (if_correct) {
SharedPreferences.Editor editor = sharedPreferences.edit();
editor.putString("username", username);
editor.apply();
Toast.makeText(this, "登录成功", Toast.LENGTH_SHORT).show();
Intent intent = new Intent(LoginActivity.this, MainActivity.class);
startActivity(intent);
} else {
Toast.makeText(this, "用户名或密码错误", Toast.LENGTH_SHORT).show();
}
}
@ -63,38 +89,4 @@ public class LoginActivity extends AppCompatActivity {
return false;
}
}
private boolean isInputUsernameValid(String username){
if (!username.isEmpty()) { // 判断用户名是否为空
String regex = "^[A-Za-z0-9]+$"; // 合法字符集：大小写字母、数字
boolean isValid = username.matches(regex); // 判断用户名是否合法
if (isValid) {
// 用户名合法，执行操作
return true;
} else {
// 用户名包含非法字符，提示用户
return false;
}
} else {
// 用户名为空，提示用户
return false;
}
}
private boolean isInputPasswordValid(String password){
if (!password.isEmpty()) { // 判断密码是否为空
String regex = "^[A-Za-z0-9]+$"; // 合法字符集：大小写字母、数字
boolean isValid = password.matches(regex); // 判断密码是否合法
if (isValid) {
// 密码合法，执行操作
return true;
} else {
// 密码包含非法字符，提示用户
return false;
}
} else {
// 用户名为空，提示用户
return false;
}
}
}

248
src/sixaunyi/app/src/main/java/com/example/sixaunyi/MainActivity.java
Unescape View File

@ -3,10 +3,10 @@ package com.example.sixaunyi;
import static androidx.constraintlayout.motion.utils.Oscillator.TAG;
import static java.lang.Math.PI;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import android.app.AlertDialog;
import android.content.Context;
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Intent;
@ -21,7 +21,8 @@ import android.util.Log;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import android.animation.Animator;
import android.animation.ValueAnimator;
import com.amap.api.location.AMapLocation;
import com.amap.api.location.AMapLocationClient;
import com.amap.api.location.AMapLocationClientOption;
@ -34,6 +35,8 @@ import com.amap.api.maps.model.BitmapDescriptorFactory;
import com.amap.api.maps.model.LatLng;
import com.amap.api.maps.model.Marker;
import com.amap.api.maps.model.MarkerOptions;
import com.amap.api.maps.model.animation.Animation;
import com.amap.api.maps.model.animation.TranslateAnimation;
import com.amap.api.services.core.AMapException;
import com.amap.api.services.core.LatLonPoint;
import com.amap.api.services.core.PoiItem;
@ -45,20 +48,23 @@ import com.amap.api.services.geocoder.RegeocodeResult;
import com.amap.api.services.poisearch.PoiResult;
import com.amap.api.services.poisearch.PoiSearch;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import android.view.animation.LinearInterpolator;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import pub.devrel.easypermissions.AfterPermissionGranted;
import pub.devrel.easypermissions.EasyPermissions;
public class MainActivity extends AppCompatActivity implements AMapLocationListener, LocationSource,
public class MainActivity extends AppCompatActivity implements AMapLocationListener, LocationSource,
AMap.OnMapLongClickListener, GeocodeSearch.OnGeocodeSearchListener, AMap.OnMarkerDragListener,
AMap.OnMarkerClickListener{
@ -79,10 +85,6 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
private GeocodeSearch geocodeSearch;
//解析成功标识码
private static final int PARSE_SUCCESS_CODE = 1000;
//POI查询对象
private PoiSearch.Query query;
//POI搜索对象
private PoiSearch poiSearch;
//城市码
private String cityCode = null;
//浮动按钮
@ -97,11 +99,15 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
private MarkerOptions markerOption = new MarkerOptions();
//
private DatagramSocket reveSocket;
private final static String Recieve_IP = "192.168.240.46";
private final static int RECEIVE_PORT = 9999;
private boolean listenStatus = true;
private ExecutorService mThreadPool = Executors.newCachedThreadPool();
////////////////////////////可修改部分/////////////////////////////
private final LatLng Monitorlatlng = new LatLng(28.258348849051746,113.04552182879037);
private final static String Recieve_IP = "192.168.39.46";
private final static int RECEIVE_PORT = 9987;
private final static String SEND_to_IP = "192.168.39.47";
private final static int SEND_PORT = 8888;
/////////////////////////////////////////////////////////////////
private InetAddress serverAddr;
//private MainActivity.ReceiveHandler receiveHandler = new ReceiveHandler();
private String Angle;
private String MonitorAngle;
private float distance;
@ -129,7 +135,7 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
udpReceiveThread = new UdpReceiveThread();
udpReceiveThread.startListening();
addSensorMarker(Monitorlatlng);
}
/**
* 检查Android版本
@ -282,6 +288,7 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
city = aMapLocation.getCity();
//当前位置经纬度坐标
Current_latlng = new LatLng(aMapLocation.getLatitude(), aMapLocation.getLongitude());
MonitorDistance = AMapUtils.calculateLineDistance(Current_latlng,Monitorlatlng);
//获取纬度
double latitude = aMapLocation.getLatitude();
//获取经度
@ -344,19 +351,16 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
@Override
public void onMapLongClick(LatLng latLng) {
distance = AMapUtils.calculateLineDistance(Current_latlng,latLng);
LatLng Monitorlatlng = new LatLng(113.05370390725032,28.256794281117525);
MonitorDistance = AMapUtils.calculateLineDistance(Current_latlng,Monitorlatlng);
Angle = calcAngle(Current_latlng.latitude, Current_latlng.longitude, latLng.latitude,latLng.longitude);
MonitorAngle = calcAngle(Current_latlng.latitude, Current_latlng.longitude, 113.05370390725032,28.256794281117525);
//showMsg("长按了地图，经度："+latLng.longitude+"，纬度："+latLng.latitude);
Log.i(TAG,String.valueOf(latLng.longitude));
Log.i(TAG,String.valueOf(latLng.latitude));
Log.i(TAG, String.valueOf(latLng.longitude));
Log.i(TAG, String.valueOf(latLng.latitude));
showMsg("直线距离："+distance+"米"+"角度"+Angle);
//坐标转地址113.05370390725032 28.256794281117525
latlonToAddress(latLng);
//添加标点
addMarker(latLng);
}
/**
@ -381,6 +385,126 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
marker.showInfoWindow();
markerList.add(marker);
}
// 添加传感器标点
private Marker sensorMarker = null;
private void addSensorMarker(LatLng latLng) {
// 显示浮动按钮
// 添加传感器标点
MarkerOptions sensorMarkerOption = new MarkerOptions();
sensorMarker = aMap.addMarker(sensorMarkerOption
.position(latLng)
.draggable(false)
// 标点图标
.icon(BitmapDescriptorFactory.
fromBitmap(BitmapFactory.decodeResource(getResources(), R.drawable.sensor)))
// 备注
.title("传感器")
.snippet("距离：")
);
sensorMarker.showInfoWindow();
}
// 添加无人机标点
private Marker droneMarker = null;
private void addDroneMarker() {
// 添加无人机标点
MarkerOptions droneMarkerOption = new MarkerOptions();
droneMarker = aMap.addMarker(droneMarkerOption
.position(Current_latlng)
.draggable(false)
// 标点图标
.icon(BitmapDescriptorFactory.
fromBitmap(BitmapFactory.decodeResource(getResources(), R.drawable.drone)))
// 备注
.title("无人机")
.snippet("距离：")
);
droneMarker.showInfoWindow();
}
// 移动无人机标点到传感器标点并显示平移动画
public static class SmoothMoveUtil {
private Marker droneMarker;
private LatLng startLatLng;
private LatLng endLatLng;
private long duration;
public SmoothMoveUtil(Marker marker) {
this.droneMarker = marker;
}
public void moveDroneMarker(LatLng sensorLatLng, long duration) {
if (droneMarker != null) {
startLatLng = droneMarker.getPosition();
endLatLng = sensorLatLng;
this.duration = duration;
// 开始动画
startSmoothMove();
}
}
private void startSmoothMove() {
LatLngInterpolator latLngInterpolator = new LatLngInterpolator.LinearFixed();
ValueAnimator valueAnimator = ValueAnimator.ofFloat(0, 1);
valueAnimator.setDuration(duration);
valueAnimator.setInterpolator(new LinearInterpolator());
valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float fraction = animation.getAnimatedFraction();
LatLng newPosition = latLngInterpolator.interpolate(fraction, startLatLng, endLatLng);
droneMarker.setPosition(newPosition);
}
});
valueAnimator.addListener(new Animator.AnimatorListener() {
@Override
public void onAnimationStart(Animator animation) {
}
@Override
public void onAnimationEnd(Animator animation) {
// 动画结束
droneMarker.setPosition(endLatLng);
}
@Override
public void onAnimationCancel(Animator animation) {
}
@Override
public void onAnimationRepeat(Animator animation) {
}
});
valueAnimator.start();
}
// LatLng 插值器接口——算经纬度过渡用的
public interface LatLngInterpolator {
LatLng interpolate(float fraction, LatLng a, LatLng b);
class LinearFixed implements LatLngInterpolator {
@Override
public LatLng interpolate(float fraction, LatLng a, LatLng b) {
double lat = (b.latitude - a.latitude) * fraction + a.latitude;
double lngDelta = b.longitude - a.longitude;
// 如果跨越了 180 度经度，则进行调整
if (Math.abs(lngDelta) > 180) {
lngDelta -= Math.signum(lngDelta) * 360;
}
double lng = lngDelta * fraction + a.longitude;
return new LatLng(lat, lng);
}
}
}
}
/**
* 清空地图Marker
* @param view
@ -394,12 +518,21 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
ClearMarker_btn.hide();
}
public void moveDrone(){
SmoothMoveUtil moveUtil = new SmoothMoveUtil(droneMarker);
long time = (long) MonitorDistance/2*1000;
moveUtil.moveDroneMarker(Monitorlatlng,time);
}
public void changeAct(View view) {
udpReceiveThread.stopListening();
Intent intent = new Intent(MainActivity.this, VideoActivity.class);
Bundle b = new Bundle();
b.putString("Angle", MonitorAngle);
b.putFloat("Distance", MonitorDistance);
intent.putExtras(b);
intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);
startActivity(intent);
}
/**
@ -474,7 +607,7 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
RegeocodeAddress regeocodeAddress = regeocodeResult.getRegeocodeAddress();
//显示解析后的地址
showMsg("地址："+regeocodeAddress.getFormatAddress());
}else {
} else {
showMsg("获取地址失败");
}
}
@ -486,33 +619,35 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
public class UdpReceiveThread extends Thread {
private static final String TAG = "UdpReceiveThread";
private static final int RECEIVE_PORT = 9999;
private static final int mRECEIVE_PORT = RECEIVE_PORT;
private boolean mRunning;
private String mReceiveIp = Recieve_IP;
private String mExpectedData = "Motion detected!";
private float mMonitorDistance = MonitorDistance;
private String mMonitorAngle = MonitorAngle;
private float udpMonitorDistance = MonitorDistance;
private String udpMonitorAngle = MonitorAngle;
@Override
public void run() {
try {
DatagramSocket socket = new DatagramSocket(RECEIVE_PORT);
DatagramSocket socket = new DatagramSocket(mRECEIVE_PORT);
byte[] buffer = new byte[1024];
DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
while (mRunning) {
Log.i(TAG, "run: 111111111111111111");
socket.receive(packet);
byte[] data = packet.getData();
String receivedString = new String(data, 0, packet.getLength());
Log.d(TAG, "Received data: " + receivedString);
if (receivedString.equals(mExpectedData)) {
Intent intent = new Intent(MainActivity.this, VideoActivity.class);
Bundle b = new Bundle();
b.putString("Angle", mMonitorAngle);
b.putFloat("Distance", mMonitorDistance);
intent.putExtras(b);
intent.addFlags(Intent.FLAG_ACTIVITY_NO_HISTORY);
startActivity(intent);
Log.i(TAG, "run: 222222222222222222222222222");
sendCommand("WARNING");
Context context = MainActivity.this;
showAlert(context,"传感器报警");
addDroneMarker();
moveDrone();
mRunning = false;
}
}
socket.close();
@ -523,6 +658,16 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
e.printStackTrace();
}
}
public void showAlert(Context context, String message) {
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle("警告");
builder.setMessage(message);
builder.setIcon(R.drawable.warning);
builder.setPositiveButton("确定", null);
AlertDialog dialog = builder.create();
dialog.show();
}
public void startListening() {
mRunning = true;
@ -585,11 +730,48 @@ public class MainActivity extends AppCompatActivity implements AMapLocationListe
angle = 90-angle;
} else if (subLat < 0) {
// 此时的点在中心点的左下角
angle += 180;
angle = 270-angle;
}
}
}
return String.valueOf(angle);
}
/*
*UDP发送线程
*/
class SendRunnable implements Runnable {
byte[] mData;
InetAddress mAddress;
int mPort;
public SendRunnable(byte[] data, InetAddress address, int port) {
mData = data;
mAddress = address;
mPort = port;
}
@Override
public void run() {
try {
// 创建发送数据报文
DatagramPacket packet = new DatagramPacket(mData, mData.length, mAddress, mPort);
// 创建 DatagramSocket 对象并发送数据报文
DatagramSocket socket = new DatagramSocket();
socket.send(packet);
// 关闭 DatagramSocket 对象
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
//封装好的接口函数
private void sendCommand(String str) throws UnknownHostException {
byte[] sendData = str.getBytes();
InetAddress address = InetAddress.getByName(SEND_to_IP);
SendRunnable sendRunnable1 = new SendRunnable(sendData, address, SEND_PORT);
mThreadPool.execute(sendRunnable1);
}
}

43
src/sixaunyi/app/src/main/java/com/example/sixaunyi/SettingActivity.java
Unescape View File

@ -51,7 +51,7 @@ public class SettingActivity extends AppCompatActivity {
Speed_btn= findViewById(R.id.speed);
return_btn=findViewById(R.id.returns);
photo_btn = findViewById(R.id.photo);
Battery_btn=findViewById(R.id.Battery_warning);
Battery_btn = findViewById(R.id.Battery_warning);
TextView tvProgress = (TextView) findViewById(R.id.tvProgress);
sharedPreferences = getSharedPreferences("control_state", MODE_PRIVATE);
boolean photo_btn_state= sharedPreferences.getBoolean("photo_btn_state", false);
@ -60,8 +60,6 @@ public class SettingActivity extends AppCompatActivity {
int speedProgress = sharedPreferences.getInt("speed_progress", 0);
Speed_btn.setProgress(speedProgress);
tvProgress.setText(String.valueOf(speedProgress+10));
boolean battery_btn_state= sharedPreferences.getBoolean("battery_btn_state", false);
Battery_btn.setChecked(battery_btn_state);
photo_btn.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
@ -71,15 +69,6 @@ public class SettingActivity extends AppCompatActivity {
editor.apply();
}
});
Battery_btn.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
// 保存Switch状态
SharedPreferences.Editor editor = sharedPreferences.edit();
editor.putBoolean("battery_btn_state", isChecked);
editor.apply();
}
});
Speed_btn.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
@ -104,45 +93,45 @@ public class SettingActivity extends AppCompatActivity {
public void onStopTrackingTouch(SeekBar seekBar) {}
});
return_btn.setOnClickListener(new View.OnClickListener(){
public void onClick(View v) {
Intent intent = new Intent(SettingActivity.this, VideoActivity.class);
// 启动目标 Activity
finish();
}
});
photo_btn.setOnClickListener(new View.OnClickListener() {
Battery_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (photo_btn.isChecked()) {
if (Battery_btn.isChecked()) {
try {
sendCommand("photo_high");
sendCommand("battery_warning");
} catch (UnknownHostException e) {
e.printStackTrace();
}
}else
{
try {
sendCommand("photo_low");
sendCommand("warning_cancel");
} catch (UnknownHostException e) {
e.printStackTrace();
}
}
}
});
Battery_btn.setOnClickListener(new View.OnClickListener() {
return_btn.setOnClickListener(new View.OnClickListener(){
public void onClick(View v) {
Intent intent = new Intent(SettingActivity.this, VideoActivity.class);
// 启动目标 Activity
finish();
}
});
photo_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (Battery_btn.isChecked()) {
if (photo_btn.isChecked()) {
try {
sendCommand("battery_warning");
sendCommand("photo_high");
} catch (UnknownHostException e) {
e.printStackTrace();
}
}else
{
try {
sendCommand("warning_cancel");
sendCommand("photo_low");
} catch (UnknownHostException e) {
e.printStackTrace();
}

171
src/sixaunyi/app/src/main/java/com/example/sixaunyi/VideoActivity.java
Unescape View File

@ -1,11 +1,9 @@
package com.example.sixaunyi;
import static androidx.constraintlayout.motion.utils.Oscillator.TAG;
import android.app.AlertDialog;
import android.content.DialogInterface;
import androidx.appcompat.app.AppCompatActivity;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
@ -31,6 +29,7 @@ import android.view.ViewGroup;
import android.view.animation.AlphaAnimation;
import android.view.animation.Animation;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
@ -39,12 +38,15 @@ import android.widget.Toast;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.*;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import android.os.Bundle;
import android.widget.ToggleButton;
public class VideoActivity extends AppCompatActivity {
private final static String SEND_to_IP = "192.168.39.47"; //填写接收方IP
@ -73,12 +75,13 @@ public class VideoActivity extends AppCompatActivity {
private ImageButton Setting_btn;
private ImageButton TakeOff_btn;
private ImageButton Landing_btn;
private TextView battery_warning;
private ToggleButton Mode_btn;
private String mangle;
private float mdistance;
// 创建一个可缓存的线程池
private ExecutorService mThreadPool = Executors.newCachedThreadPool();
private UdpDataThread warning_thread;
private TextView battery_warning;
//ReceiveData()显示到imageView
//manager部分：打开线程，接收
//model部分：发送视频流
@ -98,6 +101,8 @@ public class VideoActivity extends AppCompatActivity {
Landing_btn = findViewById(R.id.landing_button);
TurnRight_btn = findViewById(R.id.rotate_right_button);
TakeOff_btn = findViewById(R.id.takeoff_button);
Mode_btn = findViewById(R.id.toggleButton2);
Setting_btn = findViewById(R.id.setting_button);
battery_warning =findViewById(R.id.warning);
battery_warning.setTextColor(Color.RED);
Animation anim = new AlphaAnimation(0.0f, 1.0f);
@ -106,6 +111,19 @@ public class VideoActivity extends AppCompatActivity {
anim.setRepeatMode(Animation.REVERSE);
anim.setRepeatCount(Animation.INFINITE);
battery_warning.startAnimation(anim);
Intent i = getIntent();
mdistance = i.getFloatExtra("Distance",0);
mangle = i.getStringExtra("Angle");
warning_thread = new UdpDataThread();
warning_thread.start();
try {
Condition_Init();
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
}
private void Control_Button_Init(){
TakeOff_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
@ -120,29 +138,14 @@ public class VideoActivity extends AppCompatActivity {
Landing_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
ReceiveHandler receiveHandler = new ReceiveHandler();
UdpReceiveThread StreamThread = new UdpReceiveThread(Recieve_IP,RECEIVE_PORT,receiveHandler);
try {
StreamThread.startListen();
StreamThread.start();
} catch (SocketException | UnknownHostException e) {
e.printStackTrace();
sendCommand("LAND");
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
Log.i(TAG, "onClick: LLLLLLLLLLLLLLLLLLand");
}
});
Setting_btn = findViewById(R.id.setting_button);
Button_Init();
Intent i = getIntent();
mdistance = i.getFloatExtra("Distance",0);
mangle = i.getStringExtra("Angle");
warning_thread = new UdpDataThread();
warning_thread.start();
}
private void Button_Init(){
Forward_btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
@ -239,48 +242,47 @@ public class VideoActivity extends AppCompatActivity {
}
});
}
public class UdpDataThread extends Thread {
private DatagramSocket socket;
private boolean running;
private byte[] buffer;
private static final int BUFFER_SIZE = 1024; // 设置接收缓冲区大小
public UdpDataThread() {
buffer = new byte[BUFFER_SIZE];
private void Condition_Init() throws UnknownHostException {
sendCommand("AUTO");
ReceiveHandler receiveHandler = new ReceiveHandler();
UdpReceiveThread StreamThread = new UdpReceiveThread(Recieve_IP,RECEIVE_PORT,receiveHandler);
try {
StreamThread.startListen();
StreamThread.start();
} catch (SocketException | UnknownHostException e) {
e.printStackTrace();
}
@Override
public void run() {
running = true;
try {
socket = new DatagramSocket(6666); // 设置接收端口号
while (running) {
DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
socket.receive(packet);
String receivedData = new String(packet.getData(), 0, packet.getLength());
if (receivedData.equals("电量低于10%")) {
battery_warning.setText(receivedData);}else{
battery_warning.setText("");
Mode_btn.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
// 执行功能2
try {
changetoManual();
Control_Button_Init();
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
} else {
// 执行功能1
try {
changetoAuto();
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
System.out.println("接收到数据：" + receivedData);
// 在这里处理收到的数据，可以根据实际需求进行解析或其他操作
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if (socket != null) {
socket.close();
}
}
}
public void stopThread() {
running = false;
}
});
}
private void changetoAuto() throws UnknownHostException {
sendCommand("AUTO");
}
private void changetoManual() throws UnknownHostException {
sendCommand("STOP");
}
class ReceiveHandler extends Handler{
@Override
@ -333,15 +335,14 @@ public class VideoActivity extends AppCompatActivity {
public void run() {
try {
InetAddress serverAddr = InetAddress.getByName(Recieve_IP);
while (listenStatus) {
byte[] inBuf = new byte[1024];
byte[] inBuf = new byte[1024 * 1024];
DatagramPacket inPacket = new DatagramPacket(inBuf, inBuf.length);
reveSocket.receive(inPacket);
if (!inPacket.getAddress().equals(serverAddr)) {
throw new IOException("未知名的报文");
}
ByteArrayInputStream in = new ByteArrayInputStream(inPacket.getData());
receiveHandler.sendEmptyMessage(1);
bp = BitmapFactory.decodeStream(in);
@ -390,33 +391,49 @@ public class VideoActivity extends AppCompatActivity {
SendRunnable sendRunnable1 = new SendRunnable(sendData, address, SEND_PORT);
mThreadPool.execute(sendRunnable1);
}
/*
* UDP数据发送线程
* */
public static class UdpSendThread extends Thread {
private InetAddress sendToIP; // 目标 IP 地址
private int sendPort; // 目标端口号
private byte[] sendData; // 要发送的数据
/*
*UDP数据接收线程
*/
public class UdpDataThread extends Thread {
private DatagramSocket socket;
private boolean running;
private byte[] buffer;
private static final int BUFFER_SIZE = 1024; // 设置接收缓冲区大小
public UdpSendThread(InetAddress sendToIP, int sendPort, byte[] sendData) {
this.sendToIP = sendToIP;
this.sendPort = sendPort;
this.sendData = sendData;
public UdpDataThread() {
buffer = new byte[BUFFER_SIZE];
}
@Override
public void run() {
running = true;
try {
DatagramSocket sendSocket = new DatagramSocket(); // 创建一个新的 DatagramSocket 对象
DatagramPacket sendPacket = new DatagramPacket(sendData, sendData.length, sendToIP, sendPort); // 将要发送的数据打包成一个 DatagramPacket 对象
sendSocket.send(sendPacket); // 发送 DatagramPacket
sendSocket.close(); // 发送完毕后关闭 DatagramSocket
} catch (Exception e) {
socket = new DatagramSocket(6666); // 设置接收端口号
while (running) {
DatagramPacket packet = new DatagramPacket(buffer, buffer.length);
socket.receive(packet);
String receivedData = new String(packet.getData(), 0, packet.getLength());
if (receivedData.equals("电量低于10%")) {
battery_warning.setText(receivedData);}else{
battery_warning.setText("");
}
System.out.println("接收到数据：" + receivedData);
// 在这里处理收到的数据，可以根据实际需求进行解析或其他操作
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if (socket != null) {
socket.close();
}
}
}
public void stopThread() {
running = false;
}
}
//初始化UDP发送线程
// private static void sendCommand(String Sendstr) throws UnknownHostException {

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src/sixaunyi/app/src/main/res/layout/activity_login.xml
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@ -31,6 +31,7 @@
android:layout_marginLeft="30dp"
android:layout_marginRight="30dp"/>
<CheckBox
android:id="@+id/remember"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="记住密码"

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