Cadence/c++/carla-bridge/carla_bridge_client.hpp

/*
 * Carla Bridge Client
 * Copyright (C) 2011-2012 Filipe Coelho <falktx@falktx.com>
 *
 * 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
 * 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.
 *
 * For a full copy of the GNU General Public License see the COPYING file
 */

#ifndef CARLA_BRIDGE_CLIENT_HPP
#define CARLA_BRIDGE_CLIENT_HPP

#include "carla_bridge_osc.hpp"

#ifdef BUILD_BRIDGE_PLUGIN
namespace CarlaBackend {
class CarlaEngine;
}
#endif

CARLA_BRIDGE_START_NAMESPACE

#if 0
} // Fix editor indentation
#endif

/*!
 * @defgroup CarlaBridgeClient Carla Bridge Client
 *
 * The Carla Bridge Client.
 * @{
 */

class CarlaBridgeClient
{
public:
    CarlaBridgeClient(const char* const uiTitle);
    virtual ~CarlaBridgeClient();

#ifdef BUILD_BRIDGE_UI
    // ---------------------------------------------------------------------
    // ui initialization

    virtual bool init(const char* const, const char* const);
    virtual void close();
#endif

#ifdef BUILD_BRIDGE_UI
    // ---------------------------------------------------------------------
    // ui management

    virtual void* getWidget() const = 0;
    virtual bool isResizable() const = 0;
    virtual bool needsReparent() const = 0;
#endif

    // ---------------------------------------------------------------------
    // processing

    virtual void setParameter(const int32_t rindex, const double value) = 0;
    virtual void setProgram(const uint32_t index) = 0;
#ifdef BUILD_BRIDGE_PLUGIN
    virtual void setMidiProgram(const uint32_t index) = 0;
#endif
#ifdef BUILD_BRIDGE_UI
    virtual void setMidiProgram(const uint32_t bank, const uint32_t program) = 0;
#endif
    virtual void noteOn(const uint8_t channel, const uint8_t note, const uint8_t velo) = 0;
    virtual void noteOff(const uint8_t channel, const uint8_t note) = 0;

#ifdef BUILD_BRIDGE_PLUGIN
    // ---------------------------------------------------------------------
    // plugin

    virtual void saveNow() = 0;
    virtual void setCustomData(const char* const type, const char* const key, const char* const value) = 0;
    virtual void setChunkData(const char* const filePath) = 0;
#endif

    // ---------------------------------------------------------------------
    // osc stuff

    bool oscInit(const char* const url);
    bool oscIdle();
    void oscClose();

    bool isOscControlRegistered() const;
    void sendOscUpdate();

#ifdef BUILD_BRIDGE_PLUGIN
    void registerOscEngine(CarlaBackend::CarlaEngine* const engine);
    void sendOscBridgeError(const char* const error);
#endif

    // ---------------------------------------------------------------------
    // toolkit

    void toolkitShow();
    void toolkitHide();
    void toolkitResize(int width, int height);
    void toolkitExec(const bool showGui);
    void toolkitQuit();

    // ---------------------------------------------------------------------

protected:
    void sendOscConfigure(const char* const key, const char* const value);
    void sendOscControl(const int32_t index, const float value);
    void sendOscProgram(const int32_t index);
    void sendOscMidiProgram(const int32_t index);
    void sendOscMidi(const uint8_t midiBuf[4]);
    void sendOscExiting();

#ifdef BRIDGE_LV2
    void sendOscLv2TransferAtom(const int32_t portIndex, const char* const typeStr, const char* const atomBuf);
    void sendOscLv2TransferEvent(const int32_t portIndex, const char* const typeStr, const char* const atomBuf);
#endif

#ifdef BUILD_BRIDGE_PLUGIN
    void sendOscBridgeUpdate();
#endif

    // ---------------------------------------------------------------------

#ifdef BUILD_BRIDGE_UI
    void* getContainerId();
    bool uiLibOpen(const char* const filename);
    bool uiLibClose();
    void* uiLibSymbol(const char* const symbol);
    const char* uiLibError();
#endif

    // ---------------------------------------------------------------------

private:
    CarlaBridgeOsc m_osc;
    CarlaBridgeToolkit* const m_toolkit;

    const CarlaOscData* m_oscData;

#ifdef BUILD_BRIDGE_UI
    char* m_uiFilename;
    void* m_uiLib;
    bool  m_uiQuit;
#endif
};

/**@}*/

CARLA_BRIDGE_END_NAMESPACE

#endif // CARLA_BRIDGE_CLIENT_HPP