141 lines
3.3 KiB
C++
141 lines
3.3 KiB
C++
#pragma once
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// Qt includes
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#include <QByteArray>
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#include <QTcpSocket>
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#include <QLocale>
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#include <QString>
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// utils includes
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#include <utils/Logger.h>
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#include <utils/ColorRgb.h>
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/// Whether to parse floats with an eye on performance
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#define FAST_FLOAT_PARSE
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class ImageProcessor;
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class Hyperion;
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///
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/// The Connection object created by \a BoblightServer when a new connection is established
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///
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class BoblightClientConnection : public QObject
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{
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Q_OBJECT
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public:
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///
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/// Constructor
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/// @param socket The Socket object for this connection
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/// @param hyperion The Hyperion server
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///
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BoblightClientConnection(Hyperion* hyperion, QTcpSocket * socket, int priority);
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///
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/// Destructor
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///
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~BoblightClientConnection() override;
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signals:
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///
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/// Signal which is emitted when the connection is being closed
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/// @param connection This connection object
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///
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void connectionClosed(BoblightClientConnection * connection);
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private slots:
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///
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/// Slot called when new data has arrived
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///
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void readData();
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///
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/// Slot called when this connection is being closed
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///
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void socketClosed();
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private:
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///
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/// Handle an incoming boblight message
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///
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/// @param message the incoming message as string
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///
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void handleMessage(const QString &message);
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///
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/// Send a message to the connected client
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///
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/// @param message The boblight message to send
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///
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void sendMessage(const QByteArray &message) { _socket->write(message); };
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///
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/// Send a lights message the to connected client
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///
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void sendLightMessage();
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///
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/// Interpret the float value "0.0" to "1.0" of the QString byte values 0 .. 255
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///
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/// @param s the string to parse
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/// @param ok whether the result is ok
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/// @return the parsed byte value in range 0 to 255, or 0
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///
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uint8_t parseByte(const QStringRef& s, bool *ok = nullptr) const;
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///
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/// Parse the given QString as unsigned int value.
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///
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/// @param s the string to parse
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/// @param ok whether the result is ok
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/// @return the parsed unsigned int value
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///
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unsigned parseUInt(const QStringRef& s, bool *ok = nullptr) const;
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///
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/// Parse the given QString as float value, e.g. the 16-bit (wide char) QString "1" shall represent 1, "0.5" is 0.5 and so on.
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///
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/// @param s the string to parse
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/// @param ok whether the result is ok
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/// @return the parsed float value, or 0
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///
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float parseFloat(const QStringRef& s, bool *ok = nullptr) const;
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///
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/// Read an incoming boblight message as QString
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///
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/// @param data the char data buffer of the incoming message
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/// @param size the length of the buffer buffer
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/// @returns the incoming boblight message as QString
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///
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QString readMessage(const char *data, const size_t size) const;
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private:
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/// Locale used for parsing floating point values
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QLocale _locale;
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/// The TCP-Socket that is connected tot the boblight-client
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QTcpSocket * _socket;
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/// The processor for translating images to led-values
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ImageProcessor * _imageProcessor;
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/// Link to Hyperion for writing led-values to a priority channel
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Hyperion * _hyperion;
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/// The buffer used for reading data from the socket
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QByteArray _receiveBuffer;
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/// The priority used by this connection
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int _priority;
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/// The latest led color data
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std::vector<ColorRgb> _ledColors;
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/// logger instance
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Logger * _log;
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/// address of client
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QString _clientAddress;
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};
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