audioplugin.h

LINUX下的混音软件

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */

/*
    Rosegarden
    A MIDI and audio sequencer and musical notation editor.

    This program is Copyright 2000-2007
        Guillaume Laurent   <[e-mail]>,
        Chris Cannam        <[e-mail]>,
        Richard Bown        <[e-mail]>

    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
    Bown to claim authorship of this work have been asserted.

    Other copyrights also apply to some parts of this work.  Please
    see the AUTHORS file and individual file headers for details.

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef _RG_AUDIOPLUGIN_H_
#define _RG_AUDIOPLUGIN_H_

#include "base/AudioPluginInstance.h"
#include <qcolor.h>
#include <qstring.h>
#include <vector>




namespace Rosegarden
{



class AudioPlugin
{
public:
    AudioPlugin(const QString &identifier,
                const QString &name,
                unsigned long uniqueId,
                const QString &label,
                const QString &author,
                const QString &copyright,
                bool isSynth,
                bool isGrouped,
                const QString &category);

    QString getIdentifier() const { return m_identifier; }

    QString getName() const { return m_name; }
    unsigned long getUniqueId() const { return m_uniqueId; }
    QString getLabel() const { return m_label; }
    QString getAuthor() const { return m_author; }
    QString getCopyright() const { return m_copyright; }
    bool isSynth() const { return m_isSynth; }
    bool isEffect() const { // true if >0 audio inputs
        for (unsigned int i = 0; i < m_ports.size(); ++i) {
            if ((m_ports[i]->getType() & PluginPort::Input) &&
                (m_ports[i]->getType() & PluginPort::Audio)) {
                return true;
            }
        }
        return false;
    }
    bool isGrouped() const { return m_isGrouped; }
    QString getCategory() const { return m_category; }

    void addPort(int number,
                 const QString &name,
                 PluginPort::PortType type,
                 PluginPort::PortDisplayHint hint,
                 PortData lowerBound,
                 PortData upperBound,
                 PortData defaultVale);

    typedef std::vector<PluginPort*>::iterator PortIterator;

    PortIterator begin() { return m_ports.begin(); }
    PortIterator end() { return m_ports.end(); }

    QColor getColour() const { return m_colour; }
    void setColour(const QColor &colour) { m_colour = colour; }

protected:

    QString                    m_identifier;

    QString                    m_name;
    unsigned long              m_uniqueId;
    QString                    m_label;
    QString                    m_author;
    QString                    m_copyright;
    bool                       m_isSynth;
    bool                       m_isGrouped;
    QString                    m_category;

    // our ports and associated hints
    std::vector<PluginPort*>   m_ports;

    // Colour of this activated plugin
    //
    QColor                    m_colour;
};

typedef std::vector<AudioPlugin*>::iterator PluginIterator;


}

#endif