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/*
* ZamGrains Granular Delay
* Copyright (C) 2018 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.
*/
#include "ZamGrainsPlugin.hpp"
#include "ZamGrainsUI.hpp"
using DGL::Point;
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
ZamGrainsUI::ZamGrainsUI()
: UI()
{
setSize(ZamGrainsArtwork::zamgrainsWidth, ZamGrainsArtwork::zamgrainsHeight);
// background
fImgBackground = Image(ZamGrainsArtwork::zamgrainsData, ZamGrainsArtwork::zamgrainsWidth, ZamGrainsArtwork::zamgrainsHeight, GL_BGR);
// knob
Image knobImage(ZamGrainsArtwork::knobData, ZamGrainsArtwork::knobWidth, ZamGrainsArtwork::knobHeight);
// knob
fKnobPlayspeed = new ZamKnob(this, knobImage);
fKnobPlayspeed->setAbsolutePos(130, 36);
fKnobPlayspeed->setId(ZamGrainsPlugin::paramPlayspeed);
fKnobPlayspeed->setRange(0.1f, 20.0f);
fKnobPlayspeed->setLabel(true);
fKnobPlayspeed->setScrollStep(0.1f);
fKnobPlayspeed->setUsingLogScale(true);
fKnobPlayspeed->setDefault(1.0f);
fKnobPlayspeed->setRotationAngle(240);
fKnobPlayspeed->setCallback(this);
fKnobGrainspeed = new ZamKnob(this, knobImage);
fKnobGrainspeed->setAbsolutePos(27, 36);
fKnobGrainspeed->setId(ZamGrainsPlugin::paramGrainspeed);
fKnobGrainspeed->setRange(0.1f, 20.0f);
fKnobGrainspeed->setLabel(true);
fKnobGrainspeed->setScrollStep(0.1f);
fKnobGrainspeed->setUsingLogScale(true);
fKnobGrainspeed->setDefault(1.0f);
fKnobGrainspeed->setRotationAngle(240);
fKnobGrainspeed->setCallback(this);
fKnobGrains = new ZamKnob(this, knobImage);
fKnobGrains->setAbsolutePos(26.5, 113);
fKnobGrains->setId(ZamGrainsPlugin::paramGrains);
fKnobGrains->setRange(1.0f, 100.0f);
fKnobGrains->setLabel(true);
fKnobGrains->setScrollStep(1.f);
fKnobGrains->setStep(1.f);
fKnobGrains->setDefault(1.0f);
fKnobGrains->setRotationAngle(240);
fKnobGrains->setCallback(this);
fKnobLooptime = new ZamKnob(this, knobImage);
fKnobLooptime->setAbsolutePos(130, 113);
fKnobLooptime->setId(ZamGrainsPlugin::paramDelaytime);
fKnobLooptime->setRange(5.f, 1000.f);
fKnobLooptime->setLabel(true);
fKnobLooptime->setScrollStep(1.0f);
fKnobLooptime->setDefault(1000.0f);
fKnobLooptime->setRotationAngle(240);
fKnobLooptime->setCallback(this);
fKnobMaster = new ZamKnob(this, knobImage);
fKnobMaster->setAbsolutePos(263, 113);
fKnobMaster->setId(ZamGrainsPlugin::paramGain);
fKnobMaster->setRange(-60.f, 0.f);
fKnobMaster->setLabel(true);
fKnobMaster->setScrollStep(1.0f);
fKnobMaster->setDefault(0.f);
fKnobMaster->setRotationAngle(240);
fKnobMaster->setCallback(this);
// set default values
programLoaded(0);
}
// -----------------------------------------------------------------------
// DSP Callbacks
void ZamGrainsUI::parameterChanged(uint32_t index, float value)
{
switch (index)
{
case ZamGrainsPlugin::paramPlayspeed:
fKnobPlayspeed->setValue(value);
break;
case ZamGrainsPlugin::paramGrainspeed:
fKnobGrainspeed->setValue(value);
break;
case ZamGrainsPlugin::paramGrains:
fKnobGrains->setValue(value);
break;
case ZamGrainsPlugin::paramGain:
fKnobMaster->setValue(value);
break;
case ZamGrainsPlugin::paramDelaytime:
fKnobLooptime->setValue(value);
break;
}
}
void ZamGrainsUI::programLoaded(uint32_t index)
{
switch(index) {
case 0:
fKnobPlayspeed->setValue(1.0f);
fKnobGrainspeed->setValue(1.0f);
fKnobGrains->setValue(1.0f);
fKnobMaster->setValue(0.0f);
fKnobLooptime->setValue(1000.0f);
break;
}
}
// -----------------------------------------------------------------------
// Widget Callbacks
void ZamGrainsUI::imageKnobDragStarted(ZamKnob* knob)
{
editParameter(knob->getId(), true);
}
void ZamGrainsUI::imageKnobDragFinished(ZamKnob* knob)
{
editParameter(knob->getId(), false);
}
void ZamGrainsUI::imageKnobValueChanged(ZamKnob* knob, float value)
{
setParameterValue(knob->getId(), value);
}
void ZamGrainsUI::onDisplay()
{
fImgBackground.draw();
}
// -----------------------------------------------------------------------
UI* createUI()
{
return new ZamGrainsUI();
}
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
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