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110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
/*
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* carla.h - Carla for LMMS
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*
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* Copyright (C) 2014 Filipe Coelho <falktx@falktx.com>
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*
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* This file is part of LMMS - http://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef CARLA_H
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#define CARLA_H
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#include "CarlaNative.h"
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#include "Instrument.h"
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#include "InstrumentView.h"
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class QPushButton;
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class PLUGIN_EXPORT CarlaInstrument : public Instrument
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{
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Q_OBJECT
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public:
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static const uint32_t kMaxMidiEvents = 512;
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CarlaInstrument(InstrumentTrack* const instrumentTrack, const Descriptor* const descriptor, const bool isPatchbay);
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virtual ~CarlaInstrument();
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// CarlaNative functions
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uint32_t handleGetBufferSize() const;
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double handleGetSampleRate() const;
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bool handleIsOffline() const;
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const NativeTimeInfo* handleGetTimeInfo() const;
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void handleUiParameterChanged(const uint32_t index, const float value) const;
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void handleUiClosed();
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intptr_t handleDispatcher(const NativeHostDispatcherOpcode opcode, const int32_t index, const intptr_t value, void* const ptr, const float opt);
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// LMMS functions
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virtual Flags flags() const;
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virtual QString nodeName() const;
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virtual void saveSettings(QDomDocument& doc, QDomElement& parent);
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virtual void loadSettings(const QDomElement& elem);
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virtual void play(sampleFrame* workingBuffer);
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virtual bool handleMidiEvent(const MidiEvent& event, const MidiTime& time, f_cnt_t offset);
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virtual PluginView* instantiateView(QWidget* parent);
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signals:
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void uiClosed();
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private slots:
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void sampleRateChanged();
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private:
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const bool kIsPatchbay;
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NativePluginHandle fHandle;
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NativeHostDescriptor fHost;
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const NativePluginDescriptor* fDescriptor;
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uint32_t fMidiEventCount;
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NativeMidiEvent fMidiEvents[kMaxMidiEvents];
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NativeTimeInfo fTimeInfo;
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// this is only needed because note-offs are being sent during play
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QMutex fMutex;
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friend class CarlaInstrumentView;
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};
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class CarlaInstrumentView : public InstrumentView
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{
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Q_OBJECT
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public:
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CarlaInstrumentView(CarlaInstrument* const instrument, QWidget* const parent);
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virtual ~CarlaInstrumentView();
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private slots:
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void toggleUI(bool);
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void uiClosed();
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private:
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virtual void modelChanged();
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virtual void timerEvent(QTimerEvent*);
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NativePluginHandle fHandle;
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const NativePluginDescriptor* fDescriptor;
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int fTimerId;
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QPushButton * m_toggleUIButton;
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};
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#endif
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