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- /*
- * DISTRHO Plugin Toolkit (DPT)
- * Copyright (C) 2012-2013 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 "DistrhoUtils.hpp"
-
- START_NAMESPACE_DISTRHO
-
- // -----------------------------------------------------------------------
- // UI
-
- class UI
- {
- 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(bool onOff, uint8_t channel, uint8_t note, uint8_t velocity);
- #endif
-
- // -------------------------------------------------------------------
- // Host UI State
-
- void d_uiResize(unsigned int width, unsigned int height);
-
- protected:
- // -------------------------------------------------------------------
- // Basic Information
-
- virtual const char* d_getName() const noexcept { return DISTRHO_PLUGIN_NAME; }
- virtual unsigned int d_getWidth() const noexcept = 0;
- virtual unsigned int 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
- #if DISTRHO_PLUGIN_IS_SYNTH
- virtual void d_noteReceived(bool onOff, uint8_t channel, uint8_t note, uint8_t velocity) = 0;
- #endif
-
- // -------------------------------------------------------------------
- // UI Callbacks (optional)
-
- virtual void d_uiIdle() {}
-
- // -------------------------------------------------------------------
-
- private:
- struct PrivateData;
- PrivateData* const pData;
- friend class UIInternal;
- };
-
- // -----------------------------------------------------------------------
- // Create UI, entry point
-
- extern UI* createUI();
-
- // -----------------------------------------------------------------------
-
- END_NAMESPACE_DISTRHO
-
- #endif // DISTRHO_UI_HPP_INCLUDED
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