JUCE/modules/juce_osc/osc/juce_OSCAddress.h

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

   This file is part of the JUCE library.
   Copyright (c) 2017 - ROLI Ltd.

   JUCE is an open source library subject to commercial or open-source
   licensing.

   By using JUCE, you agree to the terms of both the JUCE 5 End-User License
   Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
   27th April 2017).

   End User License Agreement: www.juce.com/juce-5-licence
   Privacy Policy: www.juce.com/juce-5-privacy-policy

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

   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 address.

    This address always starts with a forward slash and has a format similar
    to an URL, with several address parts separated by slashes.

    Only a subset of ASCII characters are allowed in OSC addresses; see
    OpenSoundControl 1.0 specification for details.

    OSC addresses can be used to register OSCMessageListener objects to an
    OSCReceiver if you wish them to only listen to certain messages with
    matching OSC address patterns.

    @see OSCMessageListener, OSCAddressPattern, OSCMessage

    @tags{OSC}
*/
class JUCE_API  OSCAddress
{
public:
    //==============================================================================
    /** Constructs a new OSCAddress from a String.
        @throw OSCFormatError if the string is not a valid OSC address.
    */
    OSCAddress (const String& address);

    /** Constructs a new OSCAddress from a C string.
        @throw OSCFormatError of the string is not a valid OSC address.
    */
    OSCAddress (const char* address);

    /** Compares two OSCAddress objects.
        @returns true if they contain the same address, false otherwise.
    */
    bool operator== (const OSCAddress& other) const noexcept;

    /** Compares two OSCAddress objects.
        @returns false if they contain the same address, true otherwise.
    */
    bool operator!= (const OSCAddress& other) const noexcept;

    /** Converts the OSCAddress to a String.
        Note: Trailing slashes are always removed automatically.

        @returns a String object that represents the OSC address.
    */
    String toString() const noexcept;

private:
    //==============================================================================
    StringArray oscSymbols;
    String asString;
    friend class OSCAddressPattern;
};

//==============================================================================
/**
    An OSC address pattern.

    Extends an OSC address by additionally allowing the following wildcards:
    ?, *, [], {}

    OSC messages always have an OSC address pattern to specify the destination(s)
    of the message.

    @see OSCMessage, OSCAddress, OSCMessageListener

    @tags{OSC}
*/
class JUCE_API  OSCAddressPattern
{
public:
    //==============================================================================
    /** Constructs a new OSCAddressPattern from a String.
        @throw OSCFormatError if the string is not a valid OSC address pattern.
    */
    OSCAddressPattern (const String& address);

    /** Constructs a new OSCAddressPattern from a C string.
        @throw OSCFormatError of the string is not a valid OSC address pattern.
    */
    OSCAddressPattern (const char* address);

    /** Compares two OSCAddressPattern objects.
        @returns true if they contain the same address pattern, false otherwise.
    */
    bool operator== (const OSCAddressPattern& other) const noexcept;

    /** Compares two OSCAddressPattern objects.
        @returns false if they contain the same address pattern, true otherwise.
    */
    bool operator!= (const OSCAddressPattern& other) const noexcept;

    /** Checks if the OSCAddressPattern matches an OSC address with the wildcard
        rules defined by the OpenSoundControl 1.0 specification.

        @returns true if the OSCAddressPattern matches the given OSC address,
                 false otherwise.
    */
    bool matches (const OSCAddress& address) const noexcept;

    /** Checks whether the OSCAddressPattern contains any of the allowed OSC
        address pattern wildcards: ?, *, [], {}

        @returns true if the OSCAddressPattern contains OSC wildcards, false otherwise.
    */
    bool containsWildcards() const noexcept     { return wasInitialisedWithWildcards; }

    /** Converts the OSCAddressPattern to a String.
        Note: Trailing slashes are always removed automatically.

        @returns a String object that represents the OSC address pattern.
    */
    String toString() const noexcept;


private:
    //==============================================================================
    StringArray oscSymbols;
    String asString;
    bool wasInitialisedWithWildcards;
};

} // namespace juce