JUCE/modules/juce_osc/osc/juce_OSCSender.h

/*
  ==============================================================================

   This file is part of the JUCE 6 technical preview.
   Copyright (c) 2020 - Raw Material Software Limited

   You may use this code under the terms of the GPL v3
   (see www.gnu.org/licenses).

   For this technical preview, this file is not subject to commercial licensing.

   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.

  ==============================================================================
*/

namespace juce
{

//==============================================================================
/**
    An OSC message sender.

    An OSCSender object can connect to a network port. It then can send OSC
    messages and bundles to a specified host over an UDP socket.

    @tags{OSC}
*/
class JUCE_API  OSCSender
{
public:
    //==============================================================================
    /** Constructs a new OSCSender. */
    OSCSender();

    /** Destructor. */
    ~OSCSender();

    //==============================================================================
    /** Connects to a datagram socket and prepares the socket for sending OSC
        packets to the specified target.

        Note: The operating system will choose which specific network adapter(s)
        to bind your socket to, and which local port to use for the sender.

        @param  targetHostName   The remote host to which messages will be send.
        @param  targetPortNumber The remote UDP port number on which the host will
                                 receive the messages.

        @returns true if the connection was successful; false otherwise.
        @see send, disconnect.
    */
    bool connect (const String& targetHostName, int targetPortNumber);

    /** Uses an existing datagram socket for sending OSC packets to the specified target.

        @param  socket           An existing datagram socket. Make sure this doesn't
                                 get deleted while this class is still using it!
        @param  targetHostName   The remote host to which messages will be send.
        @param  targetPortNumber The remote UDP port number on which the host will
                                 receive the messages.

        @returns true if the connection was successful; false otherwise.
        @see connect, send, disconnect.
    */
    bool connectToSocket (DatagramSocket& socket, const String& targetHostName, int targetPortNumber);

    //==============================================================================
    /** Disconnects from the currently used UDP port.
        @returns true if the disconnection was successful; false otherwise.
        @see connect.
    */
    bool disconnect();

    //==============================================================================
    /** Sends an OSC message to the target.
        @param  message   The OSC message to send.
        @returns true if the operation was successful.
    */
    bool send (const OSCMessage& message);

    /** Send an OSC bundle to the target.
        @param  bundle    The OSC bundle to send.
        @returns true if the operation was successful.
    */
    bool send (const OSCBundle& bundle);

    /** Sends an OSC message to a specific IP address and port.
        This overrides the address and port that was originally set for this sender.
        @param  targetIPAddress   The IP address to send to
        @param  targetPortNumber  The target port number
        @param  message           The OSC message to send.
        @returns true if the operation was successful.
    */
    bool sendToIPAddress (const String& targetIPAddress, int targetPortNumber,
                          const OSCMessage& message);

    /** Sends an OSC bundle to a specific IP address and port.
        This overrides the address and port that was originally set for this sender.
        @param  targetIPAddress   The IP address to send to
        @param  targetPortNumber  The target port number
        @param  bundle            The OSC bundle to send.
        @returns true if the operation was successful.
    */
    bool sendToIPAddress (const String& targetIPAddress, int targetPortNumber,
                          const OSCBundle& bundle);

    /** Creates a new OSC message with the specified address pattern and list
        of arguments, and sends it to the target.

        @param  address  The OSC address pattern of the message
                         (you can use a string literal here).
        @param  args     The list of arguments for the message.
    */
    template <typename... Args>
    bool send (const OSCAddressPattern& address, Args&&... args);

    /** Creates a new OSC message with the specified address pattern and list
        of arguments, and sends it to the target.

        @param  targetIPAddress   The IP address to send to
        @param  targetPortNumber  The target port number
        @param  address  The OSC address pattern of the message
                         (you can use a string literal here).
        @param  args     The list of arguments for the message.
    */
    template <typename... Args>
    bool sendToIPAddress (const String& targetIPAddress, int targetPortNumber,
                          const OSCAddressPattern& address, Args&&... args);

private:
    //==============================================================================
    struct Pimpl;
    std::unique_ptr<Pimpl> pimpl;

    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (OSCSender)
};


//==============================================================================
template <typename... Args>
bool OSCSender::send (const OSCAddressPattern& address, Args&&... args)
{
    return send (OSCMessage (address, std::forward<Args> (args)...));
}

template <typename... Args>
bool OSCSender::sendToIPAddress (const String& targetIPAddress, int targetPortNumber,
                                 const OSCAddressPattern& address, Args&&... args)
{
    return sendToIPAddress (targetIPAddress, targetPortNumber, OSCMessage (address, std::forward<Args> (args)...));
}

} // namespace juce