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/*
* DISTRHO Plugin Framework (DPF)
* Copyright (C) 2012-2014 Filipe Coelho <falktx@falktx.com>
*
* Permission to use, copy, modify, and/or distribute this software for any purpose with
* or without fee is hereby granted, provided that the above copyright notice and this
* permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
* TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef DISTRHO_UI_HPP_INCLUDED
#define DISTRHO_UI_HPP_INCLUDED
#include "extra/d_leakdetector.hpp"
#include "src/DistrhoPluginChecks.h"
#include "../dgl/Widget.hpp"
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
// UI
class UI : public DGL::Widget
{
public:
UI();
virtual ~UI();
// -------------------------------------------------------------------
// Host DSP State
double d_getSampleRate() const noexcept;
void d_editParameter(uint32_t index, bool started);
void d_setParameterValue(uint32_t index, float value);
#if DISTRHO_PLUGIN_WANT_STATE
void d_setState(const char* key, const char* value);
#endif
#if DISTRHO_PLUGIN_IS_SYNTH
void d_sendNote(uint8_t channel, uint8_t note, uint8_t velocity);
#endif
// -------------------------------------------------------------------
// Host UI State
void d_uiResize(uint width, uint height);
protected:
// -------------------------------------------------------------------
// Basic Information
virtual const char* d_getName() const noexcept { return DISTRHO_PLUGIN_NAME; }
virtual uint d_getWidth() const noexcept = 0;
virtual uint d_getHeight() const noexcept = 0;
// -------------------------------------------------------------------
// DSP Callbacks
virtual void d_parameterChanged(uint32_t index, float value) = 0;
#if DISTRHO_PLUGIN_WANT_PROGRAMS
virtual void d_programChanged(uint32_t index) = 0;
#endif
#if DISTRHO_PLUGIN_WANT_STATE
virtual void d_stateChanged(const char* key, const char* value) = 0;
#endif
// -------------------------------------------------------------------
// UI Callbacks (optional)
virtual void d_uiIdle() {}
#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
// -------------------------------------------------------------------
// Direct DSP access - DO NOT USE THIS UNLESS STRICTLY NECESSARY!!
void* d_getPluginInstancePointer() const noexcept;
#endif
// -------------------------------------------------------------------
private:
struct PrivateData;
PrivateData* const pData;
friend class UIExporter;
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(UI)
};
// -----------------------------------------------------------------------
// Create UI, entry point
extern UI* createUI();
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
#endif // DISTRHO_UI_HPP_INCLUDED
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