// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
#pragma once

#include "IPropertyTableCustomColumn.h"
#include "Editor/PropertyEditor/Private/UserInterface/PropertyTable/PropertyTableConstants.h"

/**
 * A property table custom column used to display text cells in a chosen font
 */
class FCustomFontColumn : public IPropertyTableCustomColumn
{
public:
	FCustomFontColumn(FSlateFontInfo InFont = FEditorStyle::GetFontStyle( PropertyTableConstants::NormalFontStyle ), FOnClicked InOnChangeFontButtonClicked = NULL, FOnInt32ValueCommitted InOnFontSizeValueCommitted = NULL)
		:	Font(InFont)
		,	OnChangeFontButtonClicked(InOnChangeFontButtonClicked)
		,	OnFontSizeValueCommitted(InOnFontSizeValueCommitted)
	{}

	/** Begin IPropertyTableCustomColumn interface */
	virtual bool Supports( const TSharedRef< IPropertyTableColumn >& Column, const TSharedRef< IPropertyTableUtilities >& Utilities ) const OVERRIDE;
	virtual TSharedPtr< SWidget > CreateColumnLabel( const TSharedRef< IPropertyTableColumn >& Column, const TSharedRef< IPropertyTableUtilities >& Utilities, const FName& Style ) const OVERRIDE;
	virtual TSharedPtr< IPropertyTableCellPresenter > CreateCellPresenter( const TSharedRef< IPropertyTableCell >& Cell, const TSharedRef< IPropertyTableUtilities >& Utilities, const FName& Style ) const OVERRIDE;
	/** End IPropertyTableCustomColumn interface */

private:

	/** Font to use for this column's cells */
	FSlateFontInfo Font;

	/** List of properties that this Custom Font Column should be used to display */
	TArray<UProperty*> SupportedProperties;

	/** Function to call when Change Font button clicked */
	FOnClicked OnChangeFontButtonClicked;

	/** Function to call when Font Size SpinBox's Value is committed */
	FOnInt32ValueCommitted OnFontSizeValueCommitted;

public:
	void SetFont(FSlateFontInfo InFont)
	{
		Font = InFont;
	}

	void AddSupportedProperty(UProperty* Property)
	{
		SupportedProperties.Add(Property);
	}

	void SetOnChangeFontButtonClicked(FOnClicked InOnClicked)
	{
		OnChangeFontButtonClicked = InOnClicked;
	}

	void SetOnFontSizeValueCommitted(FOnInt32ValueCommitted InOnFontSizeValueCommitted)
	{
		OnFontSizeValueCommitted = InOnFontSizeValueCommitted;
	}
};