#pragma once

#include "JuceHeader.h"



//==============================================================================

/**
*/
class SpectrogramPluginAudioProcessor : public AudioProcessor
							
{
public:
	
	//==============================================================================
	SpectrogramPluginAudioProcessor();
	~SpectrogramPluginAudioProcessor();

	//==============================================================================
	void prepareToPlay(double sampleRate, int samplesPerBlock) override;
	void releaseResources() override;

#ifndef JucePlugin_PreferredChannelConfigurations
	bool isBusesLayoutSupported(const BusesLayout& layouts) const override;
#endif

	void processBlock(AudioSampleBuffer&, MidiBuffer&) override;

	//==============================================================================
	AudioProcessorEditor* createEditor() override;
	bool hasEditor() const override;

	//==============================================================================
	const String getName() const override;

	bool acceptsMidi() const override;
	bool producesMidi() const override;
	double getTailLengthSeconds() const override;

	//==============================================================================
	int getNumPrograms() override;
	int getCurrentProgram() override;
	void setCurrentProgram(int index) override;
	const String getProgramName(int index) override;
	void changeProgramName(int index, const String& newName) override;

	//==============================================================================
	void getStateInformation(MemoryBlock& destData) override;
	void setStateInformation(const void* data, int sizeInBytes) override;

	void updateFilter();
	
	AudioParameterFloat* gain;
	float previousGain;

	AudioParameterFloat* freq;

	AudioParameterFloat* res;

private:
	dsp::ProcessorDuplicator<dsp::IIR::Filter <float>, dsp::IIR::Coefficients<float>> lowPassFilter;
	//==============================================================================
	JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SpectrogramPluginAudioProcessor)
};