package com.sirius.botasky.bledemo;
import android.bluetooth.BluetoothDevice;
import android.bluetooth.BluetoothGattCharacteristic;
import android.bluetooth.BluetoothGattService;
import android.os.Bundle;
import android.support.constraint.ConstraintLayout;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ExpandableListView;
import android.widget.LinearLayout;
import android.widget.SimpleExpandableListAdapter;
import android.widget.TextView;
import android.widget.Toast;
import com.sirius.botasky.cyberble.ble.BleAdmin;
import com.sirius.botasky.cyberble.ble.BleDeviceService;
import com.sirius.botasky.cyberble.callback.DeviceConnectStateCallback;
import com.sirius.botasky.cyberble.callback.DeviceOperationCallback;
import com.sirius.botasky.cyberble.callback.ScanCallback;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import static com.sirius.botasky.bledemo.ConnectActivity.UUID_HEART_RATE_MEASUREMENT;
public class LibTestActivity extends AppCompatActivity {
public static final String TAG = LibTestActivity.class.getSimpleName();
private Button mScanButton, mStopButton, mDisconnecte, mWrite;
private EditText mEditData;
private ExpandableListView mExpanListView;
private RecyclerView mDevicesRecycler;
private BleDeviceAdapter mRecyclerAdapter;
private BleAdmin mBleAdmin;
private TextView mNotifyData;
private ConstraintLayout discover, connect;
private String mCurrentDeviceAddress;
private BluetoothGattCharacteristic mNotifyCharacteristic;
private DeviceConnectStateCallback mDeviceCallBack = new DeviceConnectStateCallback() {
@Override
public void onDeviceConnected(final String address) {
runOnUiThread(new Runnable() {
@Override
public void run() {
//连接成功后去发现设备的服务。停止搜索
mBleAdmin.discoverDeviceServices(address);
mBleAdmin.stopScan();
discover.setVisibility(View.GONE);
connect.setVisibility(View.VISIBLE);
}
});
}
@Override
public void onDeviceDisconnected(String address) {
runOnUiThread(new Runnable() {
@Override
public void run() {
discover.setVisibility(View.VISIBLE);
connect.setVisibility(View.GONE);
}
});
}
};
private DeviceOperationCallback mDeviceOperationCallback = new DeviceOperationCallback() {
@Override
public void onDeviceServiceDiscover(boolean isSuccess, String deviceAddress, List<BluetoothGattService> services) {
if (isSuccess) {
displayGattServices(services);
}
}
@Override
public void onDeviceCharacteristicRead(boolean isSuccess, String deviceAddress, BluetoothGattCharacteristic characteristic) {
if (isSuccess) {
displayData(characteristic);
}
}
@Override
public void onDeviceCharacteristicWrite(boolean isSuccess, String deviceAddress, BluetoothGattCharacteristic characteristic) {
}
@Override
public void onDeviceCharacteristicNotify(String deviceAddress, BluetoothGattCharacteristic characteristic) {
displayData(characteristic);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_discover);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
fab.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
}
});
mBleAdmin = new BleAdmin(this, mDeviceCallBack, mDeviceOperationCallback);
setupView();
}
private void setupView() {
mScanButton = (Button) findViewById(R.id.start_scan);
mDevicesRecycler = ((RecyclerView) findViewById(R.id.device_list));
LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);
mDevicesRecycler.setLayoutManager(linearLayoutManager);
mRecyclerAdapter = new BleDeviceAdapter();
mDevicesRecycler.setAdapter(mRecyclerAdapter);
mStopButton = (Button) findViewById(R.id.stop_scan);
mDisconnecte = (Button) findViewById(R.id.diconnect);
mWrite = (Button) findViewById(R.id.write);
mEditData = (EditText) findViewById(R.id.write_data);
mExpanListView = (ExpandableListView) findViewById(R.id.gatt_services_list);
mExpanListView.setOnChildClickListener(servicesListClickListner);
mNotifyData = (TextView) findViewById(R.id.data);
mWrite.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mBleAdmin.processDeviceService(new BleDeviceService(
mCurrentDeviceAddress,
UUID.fromString(SampleGattAttributes.UUID_WRITE),
BleDeviceService.OperateType.Write,
mEditData.getText().toString().getBytes()));
}
});
discover = (ConstraintLayout) findViewById(R.id.discover);
connect = (ConstraintLayout) findViewById(R.id.connect_layout);
mDisconnecte.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mBleAdmin.disconnectDevice(mCurrentDeviceAddress);
}
});
//开始扫描
mScanButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mBleAdmin.openBle();
mBleAdmin.startScanAllDevice(new ScanCallback() {
@Override
public void onDeviceFound(final List<BluetoothDevice> devices) {
Log.e("Found", " " + devices.size());
runOnUiThread(new Runnable() {
@Override
public void run() {
mRecyclerAdapter.setDevices(devices);
}
});
}
});
}
});
mStopButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mBleAdmin.stopScan();
}
});
}
// If a given GATT characteristic is selected, check for supported features. This sample
// demonstrates 'Read' and 'Notify' features. See
// http://d.android.com/reference/android/bluetooth/BluetoothGatt.html for the complete
// list of supported characteristic features.
/**
* 如果一个GATT的特征被选中，
*/
private final ExpandableListView.OnChildClickListener servicesListClickListner =
new ExpandableListView.OnChildClickListener() {
@Override
public boolean onChildClick(ExpandableListView parent, View v, int groupPosition,
int childPosition, long id) {
if (mGattCharacteristics != null) {
final BluetoothGattCharacteristic characteristic =
mGattCharacteristics.get(groupPosition).get(childPosition);
final int charaProp = characteristic.getProperties();
if ((charaProp & BluetoothGattCharacteristic.PROPERTY_READ) > 0) {
// If there is an active notification on a characteristic, clear
// it first so it doesn't update the data field on the user interface.
//如果当前有一个NOTIFY的特征正在活动，要先关闭NOTIFY特征，再去开启READ特征
if (mNotifyCharacteristic != null) {
// setCharacteristicNotification(mNotifyCharacteristic, false);
mNotifyCharacteristic = null;
}
Toast.makeText(LibTestActivity.this, "这是一个READ特征，开启读特征", Toast.LENGTH_SHORT).show();
//开启读特征
mBleAdmin.processDeviceService(new BleDeviceService(
mCurrentDeviceAddress,
characteristic.getUuid(),
BleDeviceService.OperateType.Read));
// readCharacteristic(characteristic);
}
if ((charaProp & BluetoothGattCharacteristic.PROPERTY_NOTIFY) > 0) {
mNotifyCharacteristic = characteristic;
Toast.makeText(LibTestActivity.this, "这是一个NOTIFY特征，开启读特征", Toast.LENGTH_SHORT).show();
mBleAdmin.processDeviceService(new BleDeviceService(mCurrentDeviceAddress, characteristic.getUuid(), BleDeviceService.OperateType.Notify));
}
if ((characteristic.getProperties() & BluetoothGattCharacteristic.PROPERTY_WRITE) != 0
&& (characteristic.getProperties() & BluetoothGattCharacteristic.PROPERTY_WRITE_NO_RESPONSE) != 0){
Toast.makeText(LibTestActivity.this, "这是一个WRITE特征", Toast.LENGTH_SHORT).show();
}
return true;
}
return false;
}
};
private final String LIST_NAME = "NAME";
private final String LIST_UUID = "UUID";
private ArrayList<ArrayList<BluetoothGattCharacteristic>> mGattCharacteristics = new ArrayList<ArrayList<BluetoothGattCharacteristic>>();
/**
* 将获取到的服务展示出来，根据SampleGattAttributes对比，看有；没有符合的服务
*/
private void displayGattServices(List<BluetoothGattService> services) {
if (services == null) return;
String uuid = null;
String unknownServiceString = "未知服务";
String unknownCharaString = "未知特征";
ArrayList<HashMap<String, String>> gattServiceData = new ArrayList<HashMap<String, String>>();
ArrayList<ArrayList<HashMap<String, String>>> gattCharacteristicData = new ArrayList<ArrayList<HashMap<String, String>>>();
mGattCharacteristics = new ArrayList<ArrayList<BluetoothGattCharacteristic>>();
for (BluetoothGattService gattService : services) {
HashMap<String, String> currentServiceData = new HashMap<String, String>();
uuid = gattService.getUuid().toString();
currentServiceData.put(
LIST_NAME, SampleGattAttributes.lookup(uuid, unknownServiceString));
currentServiceData.put(LIST_UUID, uuid);
gattServiceData.add(currentServiceData);
ArrayList<HashMap<String, String>> gattCharacteristicGroupData =
new ArrayList<HashMap<String, String>>();
List<BluetoothGattCharacteristic> gattCharacteristics =
gattService.getCharacteristics();
ArrayList<BluetoothGattCharacteristic> charas =
new ArrayList<BluetoothGattCharacteristic>();
// Loops through available Characteristics.
for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
charas.add(gattCharacteristic);
HashMap<String, String> currentCharaData = new HashMap<String, String>();
uuid = gattCharacteristic.getUuid().toString();
currentCharaData.put(
LIST_NAME, SampleGattAttributes.lookup(uuid, unknownCharaString));
currentCharaData.put(LIST_UUID, uuid);
gattCharacteristicGroupData.add(currentCharaData);
}
mGattCharacteristics.add(charas);
gattCharacteristicData.add(gattCharacteristicGroupData);
}
final SimpleExpandableListAdapter gattServiceAdapter = new SimpleExpandableListAdapter(
this,
gattServiceData,
android.R.layout.simple_expandable_list_item_2,
new String[]{LIST_NAME, LIST_UUID},
new int[]{android.R.id.text1, android.R.id.text2},
gattCharacteristicData,
android.R.layout.simple_expandable_list_item_2,
new String[]{LIST_NAME, LIST_UUID},
new int[]{android.R.id.text1, android.R.id.text2}
);
runOnUiThread(new Runnable() {
@Override
public void run() {
mExpanListView.setAdapter(gattServiceAdapter);
}
});
}
/**
* 展示READ或者NOTIFY特征返回的信息
*
* @param
*/
private void displayData(BluetoothGattCharacteristic characteristic) {
/**
* 通用心率协议的NOTIFY特征需要特殊处理
*/
// This is special handling for the Heart Rate Measurement profile. Data parsing is
// carried out as per profile specifications:
// http://developer.bluetooth.org/gatt/characteristics/Pages/CharacteristicViewer.aspx?u=org.bluetooth.characteristic.heart_rate_measurement.xml
if (UUID_HEART_RATE_MEASUREMENT.equals(characteristic.getUuid())) {
int flag = characteristic.getProperties();
int format = -1;
if ((flag & 0x01) != 0) {
format = BluetoothGattCharacteristic.FORMAT_UINT16;
Log.d(TAG, "Heart rate format UINT16.");
} else {
format = BluetoothGattCharacteristic.FORMAT_UINT8;
Log.d(TAG, "Heart rate format UINT8.");
}
final int heartRate = characteristic.getIntValue(format, 1);
Log.d(TAG, String.format("Received heart rate: %d", heartRate));
runOnUiThread(new Runnable() {
@Override
public void run() {
mNotifyData.setText(String.valueOf(heartRate));
}
});
} else {
// For all other profiles, writes the data formatted in HEX.
final byte[] data = characteristic.getValue();
if (data != null && data.length > 0) {
final StringBuilder stringBuilder = new StringBuilder(data.length);
for (byte byteChar : data)
stringBuilder.append(String.format("%02X ", byteChar));
runOnUiThread(new Runnable() {
@Override
public void run() {
mNotifyData.setText(new String(data) + "\n" + stringBuilder.toString());
}
});
}
}
}
private class BleDeviceAdapter extends RecyclerView.Adapter<BleDeviceAdapter.ViewHolder> {
private List<BluetoothDevice> devices;
private LayoutInflater mInflator;
private Map<String, Integer> mDevicesRssi;
public BleDeviceAdapter() {
this.devices = new ArrayList<>();
this.mDevicesRssi = new HashMap<>();
this.mInflator = LibTestActivity.this.getLayoutInflater();
}
private void setDevices(List<BluetoothDevice> devices) {
this.devices = devices;
notifyDataSetChanged();
}
@Override
public BleDeviceAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View view = mInflator.inflate(R.layout.item_device, parent, false);
BleDeviceAdapter.ViewHolder item = new BleDeviceAdapter.ViewHolder(view);
return item;
}
@Override
public void onBindViewHolder(BleDeviceAdapter.ViewHolder holder, final int position) {
BleDeviceAdapter.ViewHolder viewHolder = ((BleDeviceAdapter.ViewHolder) holder);
final BluetoothDevice device = devices.get(position);
final String deviceName = device.getName();
if (deviceName != null && deviceName.length() > 0)
viewHolder.deviceName.setText(deviceName);
else
viewHolder.deviceName.setText("Unknow");
viewHolder.deviceAddress.setText(device.getAddress());
viewHolder.content.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mCurrentDeviceAddress = device.getAddress();
// mBleAdmin.connectDevice(device.getAddress());
mBleAdmin.connectDevice(device);
}
});
}
@Override
public int getItemCount() {
return devices.size();
}
class ViewHolder extends RecyclerView.ViewHolder {
private LinearLayout content;
private TextView deviceName;
private TextView deviceAddress;
public ViewHolder(View itemView) {
super(itemView);
content = ((LinearLayout) itemView.findViewById(R.id.content));
deviceAddress = ((TextView) itemView.findViewById(R.id.device_address));
deviceName = (TextView) itemView.findViewById(R.id.device_name);
}
}
}
}