// Fill out your copyright notice in the Description page of Project Settings.

#pragma once

#include "CoreMinimal.h"
#include "SCompoundWidget.h"
#include "SPatternThumbnail.h"
#include "Render/UpdatableTexture.h"
#include "UI/Widget/WaveformViewer.h"

class FSampler;


class FSamplePatternWaveformHandle : public IWaveformHandle
{
public:
	FSamplePatternWaveformHandle(FSampler* InSampler)
		: Sampler(InSampler)
	{
	}
	FSampler* Sampler = nullptr;
	FWaveform* RenderData = nullptr;
	virtual TArrayView<const FSamplePeak> GetWaveform(int32 SizeX) override;
};

/**
 * 
 */
class ARONA_API SSamplePatternThumbnail : public SPatternThumbnail
{
public:
	SLATE_BEGIN_ARGS(SSamplePatternThumbnail)
		{}
	SLATE_END_ARGS()

	/** Constructs this widget with InArgs */
	void Construct(const FArguments& InArgs, FSampler* InSampler);

	virtual void Redraw() override;
private:
	TSharedPtr<FSamplePatternWaveformHandle> WaveformHandle;
	TSharedPtr<SWaveformViewer> WaveformViewer;
};