ScreenBuffer.h

#pragma once
#include "Window.h"
#include "RenderCellData.h"

class ScreenBuffer
{
public:

	ScreenBuffer ( const int x, const int y );

	~ScreenBuffer ( );

	WCHAR getChar ( const int x, const int y ) const;
	void setChar ( const int x, const int y, char c );
	void setChar ( const int x, const int y, WCHAR c );
	void setCharColour ( const int x, const int y, CellColour cellColour );
	void setCharColour ( const int x, const int y, CellColour foreground, CellColour background );
	void setBackgroundColour ( const CellColour background );
	void setForegroundColour ( const CellColour foreground );
	void applyRenderData ( const int x, const int y, const unsigned int width, const unsigned int height, const pRenderCellData data );

	/// <summary>
	/// Sets all characters in the buffer to the space character i.e. ' '.
	/// </summary>
	void clearBuffer ( );

	/// <summary>
	/// Copies the contents of the local buffer to the output buffer
	/// </summary>
	void displayBuffer ( );

private:
	int m_row;
	int m_col;
	HANDLE m_bufferHandle;
	WORD m_defaultAttribute;
	Window * m_window;
	CHAR_INFO * m_buffer;
	CHAR_INFO ** m_rowPtr;
};