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/*
* ZamSynth polyphonic synthesiser
* Copyright (C) 2014 Damien Zammit <damien@zamaudio.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 doc/GPL.txt file.
*/
#ifndef ZAMSYNTHUI_HPP_INCLUDED
#define ZAMSYNTHUI_HPP_INCLUDED
#include "DistrhoUI.hpp"
#include "ImageWidgets.hpp"
#include "ZamSynthArtwork.hpp"
#define AREAHEIGHT 250
using DGL::Image;
using DGL::ImageButton;
using DGL::ImageKnob;
using DGL::ImageSwitch;
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
class ZamSynthUI : public UI,
public ImageButton::Callback,
public ImageKnob::Callback,
public ImageSwitch::Callback
{
public:
ZamSynthUI();
protected:
// -------------------------------------------------------------------
// Information
void gaussiansmooth(float* smoothed, float* xs, float* ys, int n, int radius);
// -------------------------------------------------------------------
// DSP Callbacks
void parameterChanged(uint32_t index, float value) override;
void stateChanged(const char*, const char*) override;
// -------------------------------------------------------------------
// Widget Callbacks
void imageKnobDragStarted(ImageKnob* knob) override;
void imageKnobDragFinished(ImageKnob* knob) override;
void imageKnobValueChanged(ImageKnob* knob, float value) override;
void imageButtonClicked(ImageButton* button, int) override;
void imageSwitchClicked(ImageSwitch* tog, bool down) override;
void onDisplay() override;
void uiIdle() override;
bool onMouse(const MouseEvent&) override;
bool onMotion(const MotionEvent&) override;
private:
Image fImgBackground;
ScopedPointer<ImageKnob> fKnobGain, fKnobSpeed;
ScopedPointer<ImageButton> fButtonSmooth;
ScopedPointer<ImageSwitch> fToggleGraph;
float wave_y[AREAHEIGHT];
float env_y[AREAHEIGHT];
bool fGraph;
bool fDragging;
bool fDragValid;
DGL::Rectangle<int> fCanvasArea;
bool fWaveUpdated;
char fWaveState[4*AREAHEIGHT+1];
bool fEnvUpdated;
char fEnvState[4*AREAHEIGHT+1];
};
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
#endif // ZAMSYNTHUI_HPP_INCLUDED
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