/*---------------------------------------------------------------------------*
  Project:  Horizon
  File:     LogConsole.h

  Copyright 2009 Nintendo.  All rights reserved.

  These coded instructions, statements, and computer programs contain
  proprietary information of Nintendo of America Inc. and/or Nintendo
  Company Ltd., and are protected by Federal copyright law.  They may
  not be disclosed to third parties or copied or duplicated in any form,
  in whole or in part, without the prior written consent of Nintendo.

  $Rev$
 *---------------------------------------------------------------------------*/

#ifndef LOGCONSOLE_H_
#define LOGCONSOLE_H_

#include <vector>
#include <string>
#include <nn/fnd.h>
#include "demo.h"

namespace common
{

//! @brief    画面にテキストコンソールを描画します
class LogConsole
{

public:
    LogConsole();
    ~LogConsole();

    void Initialize(u32 width, u32 height, u32 maxLine, demo::RenderSystemDrawing* renderSystem);

    void AddText(const char* fmt, ::std::va_list arg);
    void ScrollUp();
    void ScrollDown();
    void ScrollToBegin();
    void ScrollToEnd();
    void Print();

private:
    void AddWrapedText(const char* str);
    void DrawScrollBar();

    ::std::vector<std::string> m_Log;

    //! @brief コンソールの列数
    u32 m_Width;
    //! @brief コンソールの行数
    u32 m_Height;
    //! @brief コンソールのログの最大行数
    u32 m_MaxLine;
    //! @brief 描画のためのRenderSystemDrawingへのポインタ
    demo::RenderSystemDrawing* m_RenderSystem;
    //! @brief 追加したログの行数
    u32 m_LineNum;
    //! @brief 表示を開始するログの行数
    u32 m_CurrentViewLine;


};

}

#endif /* LOGCONSOLE_H_ */