#ifndef KOTTUI_H
#define KOTTUI_H

#include "../materialsystem/imaterialsystem.h"
#include "../materialsystem/igamewindow.h"
#include "tier2/iappsystem.h"

abstract_class IKotRenderFont
{
public:
	virtual IImage *GetAtlas() = 0;
	virtual bool IsLetterPresent( uint32_t letter ) = 0;
	virtual float GetLetterX( uint32_t letter ) = 0;
	virtual float GetLetterY( uint32_t letter ) = 0;
	virtual float GetWidth( uint32_t letter ) = 0;
	virtual float GetHeight( uint32_t letter ) = 0;

	virtual bool IsMono() = 0;
	virtual uint32_t GetLetterWidth() = 0;
	virtual uint32_t GetLetterHeight() = 0;
};

abstract_class IKotUIBuffer
{
public:
	virtual void SetPosition( int iY, int iX ) = 0;

	virtual void Move( int iY, int iX ) = 0;

	virtual void SetColor( char c ) = 0;
	virtual void Clear( char c ) = 0;

	virtual void PutChar( char c ) = 0;
	virtual void Printf(const char *szFormat, ...) = 0;

	virtual void Draw( IImage *pImage ) = 0;

	virtual void SetTextSize( int iY, int iX ) = 0;
	virtual void SetTextFont( IKotRenderFont *pFont ) = 0;
};

abstract_class IKotUIManager: public IAppSystem2
{
public:
	virtual IKotRenderFont *LoadFont( const char *szPath ) = 0;
	virtual IKotUIBuffer *CreateBuffer( int iWidth, int iHeight ) = 0;
	virtual void DeleteBuffer( IKotUIBuffer *pBuffer ) = 0;
};


IKotUIManager *KotUIManager();

#define KOT_UI_INTEFACE_VERSION "KotUI001"

#endif