mirror of
https://codeberg.org/armin/justasample.git
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250 lines
9.7 KiB
C++
250 lines
9.7 KiB
C++
/*
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==============================================================================
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PluginProcessor.cpp
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Created: 5 Sep 2023
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Author: binya
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==============================================================================
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*/
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#pragma once
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#include <JuceHeader.h>
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#include "PluginProcessor.h"
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#include "CustomLookAndFeel.h"
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#include "Components/Buttons.h"
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#include "Components/InputDeviceSelector.h"
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#include "Components/SampleEditor.h"
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#include "Components/FxChain.h"
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#include "Components/Prompt.h"
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#include "Components/SampleNavigator.h"
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/** Painting ordering requires a separate component... */
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class EditorOverlay final : public CustomComponent
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{
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public:
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void setWaveformMode(bool isWaveformMode)
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{
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if (waveformModeAvailable != isWaveformMode)
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{
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waveformModeAvailable = isWaveformMode;
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repaint();
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}
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}
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void setWaveformModeDisabled(bool disabled)
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{
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if (waveformModeDisabled != disabled)
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{
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waveformModeDisabled = disabled;
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repaint();
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}
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}
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private:
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void paint(juce::Graphics& g) override;
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void resized() override;
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void lookAndFeelChanged() override;
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float scale(float value) const { return value * getWidth() / Layout::figmaWidth; }
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float scale(int value) const { return scale(float(value)); }
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//==============================================================================
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melatonin::DropShadow sampleControlShadow{ defaultTheme.slate.withAlpha(0.125f), 3, {2, 2} };
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melatonin::DropShadow navControlShadow{ defaultTheme.slate.withAlpha(0.125f), 3, {-2, -2} };
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bool waveformModeAvailable{ false };
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bool waveformModeDisabled{ false };
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};
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//==============================================================================
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class JustaSampleAudioProcessorEditor final : public juce::AudioProcessorEditor, public juce::Timer, public juce::FileDragAndDropTarget,
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public juce::FilenameComponentListener, public CustomHelpTextDisplay, public ThemeProvider
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{
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public:
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explicit JustaSampleAudioProcessorEditor(JustaSampleAudioProcessor& audioProcessor);
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~JustaSampleAudioProcessorEditor() override;
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private:
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void timerCallback() override;
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void paint(juce::Graphics&) override;
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void resized() override;
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void lookAndFeelChanged() override;
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void mouseDown(const juce::MouseEvent& event) override;
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void mouseUp(const juce::MouseEvent& event) override;
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void mouseDrag(const juce::MouseEvent& event) override;
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void mouseWheelMove(const juce::MouseEvent& event, const juce::MouseWheelDetails& wheel) override;
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void helpTextChanged(const juce::String&) override {}
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void setTheme(Colors newTheme) override;
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Colors getTheme() const override;
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juce::Rectangle<int> getConstrainedBounds() const;
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//==============================================================================
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/** Update the Editor to fit with the processor's sample. On the initial load, the
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SampleNavigator will not update the viewing bounds.
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*/
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void loadSample();
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/** Handles the incoming recording messages from the recorder queue */
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void handleActiveRecording();
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/** If permitted, toggles whether the plugin state will use a file reference or store the
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samples directly. If necessary, this will prompt the user to save the current sample.
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*/
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void toggleLinkSample();
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/** Signals to the processor to start recording, or first opens the device settings prompt if
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no valid input device is selected. Note that no editor changes occur here, instead it polls
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for changes in the timer callback (simpler than registering as a listener to the recorder).
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*/
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void startRecording(bool promptSettings = true);
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/** Starts a pitch detection prompt */
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void promptPitchDetection();
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/** Opens the device settings prompt */
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void promptDeviceSettings(bool recordOnClose = false);
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/** We use this as a place to update the enablement and display of our plugin controls. */
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void enablementChanged() override;
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void fxEnablementChanged();
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//==============================================================================
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/** Whether the editor is interested in a file */
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bool isInterestedInFile(const juce::String& file) const;
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bool isInterestedInFileDrag(const juce::StringArray& files) override;
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void filesDropped(const juce::StringArray& files, int x, int y) override;
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void filenameComponentChanged(juce::FilenameComponent* fileComponentThatHasChanged) override;
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void fileDragEnter(const juce::StringArray& files, int x, int y) override;
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void fileDragExit(const juce::StringArray& files) override;
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void updateLabel(const juce::String& text = "");
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//==============================================================================
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/** Scaling the sizes in our Figma demo to percentages of width.
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This rounding operation is important to ensure consistent spacing with JUCE's integer component bounds.
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Otherwise, we'd just do a simple division.
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*/
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float scalei(int value) const { return scalei(float(value)); }
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float scalei(float value) const { return std::roundf(value * prompt.getWidth() / Layout::figmaWidth); }
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float scalef(float value) const { return value * prompt.getWidth() / Layout::figmaWidth; }
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//==============================================================================
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JustaSampleAudioProcessor& p;
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PluginParameters::State& pluginState;
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UIDummyParam dummyParam;
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const juce::OwnedArray<CustomSamplerVoice>& synthVoices;
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bool currentlyPlaying{ false };
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/** Some thought is needed to keep the editor synchronized when changes to the sample occur
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or files are loaded. I decided the easiest way is to have the processor and editor both
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keep track of the buffer's hash.
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*/
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juce::String expectedHash{ 0 };
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bool userDraggedSample{ false }; // We use this to reset the UI only when a sample loads as result of a user selection
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//==============================================================================
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juce::AudioBuffer<float> pendingRecordingBuffer;
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int recordingBufferSize{ 0 };
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//==============================================================================
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// Modules
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juce::Label tuningLabel, attackLabel, releaseLabel, playbackLabel, loopingLabel, masterLabel;
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juce::Array<juce::Slider*> rotaries;
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// Tuning module
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CustomRotary semitoneRotary, centRotary, waveformSemitoneRotary, waveformCentRotary;
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CustomRotaryAttachment semitoneRotaryAttachment, centRotaryAttachment, waveformSemitoneRotaryAttachment, waveformCentRotaryAttachment;
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juce::Label tuningDetectLabel;
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CustomShapeButton tuningDetectButton;
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// Attack and release modules
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CustomRotary attackTimeRotary, attackCurve, releaseTimeRotary, releaseCurve;
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CustomRotaryAttachment attackTimeAttachment, attackCurveAttachment, releaseTimeAttachment, releaseCurveAttachment;
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EnvelopeSliderLookAndFeel<EnvelopeSlider::attack> attackCurveLNF;
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EnvelopeSliderLookAndFeel<EnvelopeSlider::release> releaseCurveLNF;
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// Playback module
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CustomToggleableButton lofiModeButton;
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APVTS::ButtonAttachment lofiModeAttachment;
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CustomChoiceButton playbackModeButton;
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juce::ParameterAttachment playbackModeAttachment;
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CustomRotary playbackSpeedRotary;
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CustomRotaryAttachment playbackSpeedAttachment;
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// Loop module
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CustomToggleableButton loopButton, loopStartButton, loopEndButton;
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APVTS::ButtonAttachment loopAttachment, loopStartAttachment, loopEndAttachment;
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// Mixing module
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CustomToggleableButton monoOutputButton;
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APVTS::ButtonAttachment monoOutputAttachment;
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CustomRotary gainSlider;
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CustomRotaryAttachment gainSliderAttachment;
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VolumeSliderLookAndFeel gainSliderLNF;
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// Sample controls
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EditorOverlay editorOverlay;
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juce::FilenameComponent filenameComponent;
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CustomToggleableButton linkSampleToggle; // Whether the sample should be stored in the plugin state
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CustomToggleableButton waveformModeLabel;
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juce::ButtonParameterAttachment waveformModeLabelAttachment;
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CustomShapeButton playStopButton;
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juce::Path playPath, stopPath;
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const juce::String playHelpText{ "Play sample" }, stopHelpText{ "Halt voices" };
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CustomShapeButton recordButton;
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CustomShapeButton deviceSettingsButton;
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InputDeviceSelector audioDeviceSettings;
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// Nav controls
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CustomShapeButton fitButton;
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CustomToggleableButton pinButton;
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ToggleButtonAttachment pinButtonAttachment;
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// Main components
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SampleEditor sampleEditor;
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SampleNavigator sampleNavigator; // Note that SampleNavigator manages ViewStart and ViewEnd
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FxChain fxChain;
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juce::Label statusLabel;
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bool fileDragging{ false };
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// Some variables to help detect scroll gestures
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const int maxCallbacksSinceInZoomGesture{ 20 };
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int zoomGestureEndCallbacks{ 0 };
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bool mouseWheelDetected{ false };
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int lastViewStart{ 0 }, lastViewEnd{ 0 };
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// Footer
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juce::Label versionInfo;
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CustomToggleableButton preFXButton;
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APVTS::ButtonAttachment preFXAttachment;
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CustomToggleableButton showFXButton;
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ToggleButtonAttachment showFXAttachment;
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juce::ParameterAttachment eqEnablementAttachment, reverbEnablementAttachment, distortionEnablementAttachment, chorusEnablementAttachment;
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bool eqEnabled{ false }, reverbEnabled{ false }, distortionEnabled{ false }, chorusEnabled{ false };
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Prompt prompt;
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CustomLookAndFeel& lnf;
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Colors theme{ defaultTheme };
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juce::OpenGLContext openGLContext;
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juce::PluginHostType hostType;
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#if JUCE_DEBUG
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melatonin::Inspector inspector{ *this, false };
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#endif
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (JustaSampleAudioProcessorEditor)
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};
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