71 lines
1.8 KiB
C++

// Fill out your copyright notice in the Description page of Project Settings.
#pragma once
#include "CoreMinimal.h"
#include "SCompoundWidget.h"
#include "Singleton/MidiSequencer.h"
class FMidiMessageSequence;
class FPluginHost;
class FPattern;
class ARONA_API SPatternThumbnail : public SCompoundWidget
{
public:
void SetPattern(FPattern* InPattern) { OnPatternChanged(CurrentPattern, InPattern); CurrentPattern = InPattern; }
FPattern* GetPattern() const { return CurrentPattern; }
virtual void Redraw() {}
TRange<MidiTick> MidiTickRange;
protected:
virtual void OnPatternChanged(FPattern* OldPattern, FPattern* NewPattern) {}
private:
FPattern* CurrentPattern = nullptr;
};
class ARONA_API SNullPatternThumbnail : public SPatternThumbnail
{
public:
SLATE_BEGIN_ARGS(SNullPatternThumbnail)
{
}
SLATE_END_ARGS()
/** Constructs this widget with InArgs */
void Construct(const FArguments& InArgs, FText InText);
static TSharedRef<SPatternThumbnail> Create(FText InText);
};
/**
*
*/
class ARONA_API SAutoPatternThumbnail : public SCompoundWidget
{
public:
SLATE_BEGIN_ARGS(SAutoPatternThumbnail)
{
}
SLATE_END_ARGS()
/** Constructs this widget with InArgs */
void Construct(const FArguments& InArgs, FPattern* InPattern);
void SetPattern(FPattern* InPattern);
FPattern* GetPattern() const { return Pattern; }
virtual FReply OnMouseButtonDown(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
virtual FVector2D ComputeDesiredSize(float LayoutScaleMultiplier) const override;
virtual void Tick(const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime) override;
FPatternDelegate OnPatternClicked;
private:
TSharedPtr<SPatternThumbnail> CreateThumbnail(FPattern* InPattern);
TSharedPtr<SPatternThumbnail> Thumbnail;
FPattern* Pattern = nullptr;
bool bNeedRedraw = true;
};