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Update BLEMIDI_ArduinoBLE.h

This commit is contained in:
lathoub 2022-11-08 09:03:06 +01:00
parent 75e994c95d
commit 6d168da918
1 changed files with 61 additions and 42 deletions
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103
src/hardware/BLEMIDI_ArduinoBLE.h
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@ -67,6 +67,8 @@ private:
Fifo<byte, _Settings::MaxBufferSize> mRxBuffer;
template <class> friend class MyServerCallbacks;
public:
BLEMIDI_ArduinoBLE() : _midiService(SERVICE_UUID),
_midiChar(CHARACTERISTIC_UUID, BLERead | BLEWrite | BLENotify | BLEWriteWithoutResponse, _Settings::MaxBufferSize)
@ -93,8 +95,6 @@ public:
return true;
}
poll();
if (_midiChar.written())
{
auto length = _midiChar.valueLength();
@ -120,54 +120,69 @@ protected:
_bleMidiTransport->receive((uint8_t *)buffer, length);
}
bool poll()
void connected()
{
BLEDevice central = BLE.central();
if (!central)
{
if (_central)
{
onDisconnected(*_central);
_central = nullptr;
}
return false;
}
if (!central.connected())
return false;
if (nullptr == _central)
{
onConnected(central);
_central = &central;
}
else
{
if (*_central != central)
{
onDisconnected(*_central);
onConnected(central);
_central = &central;
}
}
return true;
}
void onConnected(BLEDevice central)
{
_central = &central;
if (_bleMidiTransport->_connectedCallback)
_bleMidiTransport->_connectedCallback();
}
void onDisconnected(BLEDevice central)
void disconnected()
{
if (_bleMidiTransport->_disconnectedCallback)
_bleMidiTransport->_disconnectedCallback();
_central = nullptr;
end();
}
};
template <class _Settings>
class MyServerCallbacks : public BLEDeviceCallbacks
{
public:
MyServerCallbacks(BLEMIDI_ArduinoBLE<_Settings> *bluetooth)
: _bluetooth(bluetooth)
{
}
protected:
BLEMIDI_ArduinoBLE<_Settings> *_bluetooth = nullptr;
void onConnect(BLEDevice device)
{
if (_bluetooth)
_bluetooth->connected();
};
void onDisconnect(BLEDevice device)
{
if (_bluetooth)
_bluetooth->disconnected();
}
};
template <class _Settings>
class MyCharacteristicCallbacks : public BLECharacteristicCallbacks
{
public:
MyCharacteristicCallbacks(BLEMIDI_ArduinoBLE<_Settings> *bluetooth)
: _bluetooth(bluetooth)
{
}
protected:
BLEMIDI_ArduinoBLE<_Settings> *_bluetooth = nullptr;
void onWrite(BLECharacteristic characteristic)
{
// std::string rxValue = characteristic->getValue();
// if (rxValue.length() > 0)
// {
// _bluetooth->receive((uint8_t *)(rxValue.c_str()), rxValue.length());
//}
}
void onRead(BLECharacteristic characteristic)
{
}
};
@ -186,9 +201,13 @@ bool BLEMIDI_ArduinoBLE<_Settings>::begin(const char *deviceName, BLEMIDI_Transp
_midiService.addCharacteristic(_midiChar);
BLE.addService(_midiService);
BLE.setCallbacks(new MyServerCallbacks<_Settings>(this));
_midiChar.setCallbacks(new MyCharacteristicCallbacks<_Settings>(this));
// set the initial value for the characeristic:
// (when not set, the device will disconnect after 0.5 seconds)
_midiChar.writeValue((uint8_t)0);
_midiChar.writeValue((uint8_t)0); // TODO: might not be needed, check!!
/* Start advertising BLE. It will start continuously transmitting BLE
advertising packets and will be visible to remote BLE central devices