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//=========================================================
// MusE
// Linux Music Editor
// software synthesizer helper library
// $Id: gui.h,v 1.4 2004/06/19 09:50:37 wschweer Exp $
//
// (C) Copyright 2004 Werner Schweer (ws@seh.de)
//
// 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; version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#ifndef __SYNTH_GUI_H__
#define __SYNTH_GUI_H__
#include "mpevent.h"
const int EVENT_FIFO_SIZE = 256;
class QWidget;
//---------------------------------------------------------
// MessGui
// manage IO from synti-GUI to Host
//---------------------------------------------------------
class MessGui {
int writeFd;
// Event Fifo synti -> GUI
MidiPlayEvent rFifo[EVENT_FIFO_SIZE];
volatile int rFifoSize;
int rFifoWindex;
int rFifoRindex;
// Event Fifo GUI -> synti
MidiPlayEvent wFifo[EVENT_FIFO_SIZE];
volatile int wFifoSize;
int wFifoWindex;
int wFifoRindex;
protected:
int readFd;
void readMessage();
void sendEvent(const MidiPlayEvent& ev);
void sendController(int,int,int);
void sendSysex(unsigned char*, int);
virtual void processEvent(const MidiPlayEvent&) {};
public:
MessGui();
virtual ~MessGui();
void writeEvent(const MidiPlayEvent&);
int fifoSize() const { return wFifoSize; }
MidiPlayEvent readEvent();
};
//---------------------------------------------------------
// SynthGuiCtrl
//---------------------------------------------------------
struct SynthGuiCtrl {
enum EditorType { SLIDER, SWITCH, COMBOBOX };
QWidget* editor;
QWidget* label;
EditorType type;
SynthGuiCtrl() {}
SynthGuiCtrl(QWidget* w, QWidget* l, const EditorType t)
: editor(w), label(l), type(t) {}
};
#endif
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