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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE 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.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
#ifndef MAINCOMPONENT_H_INCLUDED
#define MAINCOMPONENT_H_INCLUDED
class MainComponent : public Component,
private AudioIODeviceCallback,
private MidiInputCallback,
private MPESetupComponent::Listener
{
public:
//==============================================================================
MainComponent()
: audioSetupComp (audioDeviceManager, 0, 0, 0, 256, true, true, true, false),
zoneLayoutComp (colourPicker),
visualiserComp (colourPicker)
{
setLookAndFeel (&lookAndFeel);
setSize (880, 720);
audioDeviceManager.initialise (0, 2, 0, true, String(), 0);
audioDeviceManager.addMidiInputCallback (String(), this);
audioDeviceManager.addAudioCallback (this);
addAndMakeVisible (audioSetupComp);
addAndMakeVisible (MPESetupComp);
addAndMakeVisible (zoneLayoutComp);
addAndMakeVisible (visualiserViewport);
visualiserViewport.setScrollBarsShown (false, true);
visualiserViewport.setViewedComponent (&visualiserComp, false);
visualiserViewport.setViewPositionProportionately (0.5, 0.0);
MPESetupComp.addListener (&zoneLayoutComp);
MPESetupComp.addListener (this);
visualiserInstrument.addListener (&visualiserComp);
synth.setVoiceStealingEnabled (false);
for (int i = 0; i < 15; ++i)
synth.addVoice (new MPEDemoSynthVoice);
}
~MainComponent()
{
audioDeviceManager.removeMidiInputCallback (String(), this);
}
//==============================================================================
void resized() override
{
const int visualiserCompWidth = 2800;
const int visualiserCompHeight = 300;
const int zoneLayoutCompHeight = 60;
const float audioSetupCompRelativeWidth = 0.55f;
Rectangle<int> r (getLocalBounds());
visualiserViewport.setBounds (r.removeFromBottom (visualiserCompHeight));
visualiserComp.setBounds (Rectangle<int> (visualiserCompWidth,
visualiserViewport.getHeight() - visualiserViewport.getScrollBarThickness()));
zoneLayoutComp.setBounds (r.removeFromBottom (zoneLayoutCompHeight));
audioSetupComp.setBounds (r.removeFromLeft (proportionOfWidth (audioSetupCompRelativeWidth)));
MPESetupComp.setBounds (r);
}
//==============================================================================
void audioDeviceIOCallback (const float** /*inputChannelData*/, int /*numInputChannels*/,
float** outputChannelData, int numOutputChannels,
int numSamples) override
{
AudioBuffer<float> buffer (outputChannelData, numOutputChannels, numSamples);
buffer.clear();
MidiBuffer incomingMidi;
midiCollector.removeNextBlockOfMessages (incomingMidi, numSamples);
synth.renderNextBlock (buffer, incomingMidi, 0, numSamples);
}
void audioDeviceAboutToStart (AudioIODevice* device) override
{
const double sampleRate = device->getCurrentSampleRate();
midiCollector.reset (sampleRate);
synth.setCurrentPlaybackSampleRate (sampleRate);
}
void audioDeviceStopped() override
{
}
private:
//==============================================================================
void handleIncomingMidiMessage (MidiInput* /*source*/,
const MidiMessage& message) override
{
visualiserInstrument.processNextMidiEvent (message);
midiCollector.addMessageToQueue (message);
}
//==============================================================================
void zoneAdded (MPEZone newZone) override
{
MidiOutput* midiOutput = audioDeviceManager.getDefaultMidiOutput();
if (midiOutput != nullptr)
midiOutput->sendBlockOfMessagesNow (MPEMessages::addZone (newZone));
zoneLayout.addZone (newZone);
visualiserInstrument.setZoneLayout (zoneLayout);
synth.setZoneLayout (zoneLayout);
colourPicker.setZoneLayout (zoneLayout);
}
void allZonesCleared() override
{
MidiOutput* midiOutput = audioDeviceManager.getDefaultMidiOutput();
if (midiOutput != nullptr)
midiOutput->sendBlockOfMessagesNow (MPEMessages::clearAllZones());
zoneLayout.clearAllZones();
visualiserInstrument.setZoneLayout (zoneLayout);
synth.setZoneLayout (zoneLayout);
colourPicker.setZoneLayout (zoneLayout);
}
void legacyModeChanged (bool legacyModeShouldBeEnabled, int pitchbendRange, Range<int> channelRange) override
{
colourPicker.setLegacyModeEnabled (legacyModeShouldBeEnabled);
if (legacyModeShouldBeEnabled)
{
synth.enableLegacyMode (pitchbendRange, channelRange);
visualiserInstrument.enableLegacyMode (pitchbendRange, channelRange);
}
else
{
synth.setZoneLayout (zoneLayout);
visualiserInstrument.setZoneLayout (zoneLayout);
}
}
void voiceStealingEnabledChanged (bool voiceStealingEnabled) override
{
synth.setVoiceStealingEnabled (voiceStealingEnabled);
}
void numberOfVoicesChanged (int numberOfVoices) override
{
if (numberOfVoices < synth.getNumVoices())
synth.reduceNumVoices (numberOfVoices);
else
while (synth.getNumVoices() < numberOfVoices)
synth.addVoice (new MPEDemoSynthVoice);
}
//==============================================================================
LookAndFeel_V3 lookAndFeel;
AudioDeviceManager audioDeviceManager;
MPEZoneLayout zoneLayout;
ZoneColourPicker colourPicker;
AudioDeviceSelectorComponent audioSetupComp;
MPESetupComponent MPESetupComp;
ZoneLayoutComponent zoneLayoutComp;
Visualiser visualiserComp;
Viewport visualiserViewport;
MPEInstrument visualiserInstrument;
MPESynthesiser synth;
MidiMessageCollector midiCollector;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainComponent)
};
#endif // MAINCOMPONENT_H_INCLUDED
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