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

  Copyright (C)2009-2012 Nintendo Co., Ltd.  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 NN_SAMPLE_DEMOS_PHTSEL_PADEX_H_
#define NN_SAMPLE_DEMOS_PHTSEL_PADEX_H_

#include <nn/hid.h>

////////////////////////////////////////////////////////////////////////////////////////////////
/// Expand pad
///
////////////////////////////////////////////////////////////////////////////////////////////////
class PadEx
{
public:
    explicit PadEx( nn::hid::PadStatus& ps_ ) 
        : ps(ps_)
        , m_repeat(0)
        , m_repeatCount(0)
        , m_vcount(0)
        , m_bCheckedNoHold(false)
    {}
    
    void  Tick()
    {
        // Input is disabled until pad holds nothing at least once
        if( !m_bCheckedNoHold )
        {
            if( 0==ps.hold ) m_bCheckedNoHold = true;
            ps.hold = 0;
            ps.trigger = 0;
        }
        
        // Repeat processing
        const GLint  vcount = nngxCheckVSync(NN_GX_DISPLAY0);
        
        m_repeat = 0;
        
        if( ps.trigger )
        {
            m_repeatCount = 0;
            m_repeat = ps.trigger;
        }
        
        if( m_vcount != vcount )
        {
            m_vcount = vcount;
            
            if( !ps.trigger && ps.hold ){
                ++m_repeatCount;
            }
            else{
                m_repeatCount = 0;
            }
            
            static const s32  cDelay  = 16;
            static const s32  cRepeat = 2;
            if( m_repeatCount < cDelay ){
            }
            else if( (m_repeatCount - cDelay) % cRepeat == 0 ){
                m_repeat = ps.hold;
            }
        }
    }
    
    /// Get repeat value
    bit32  GetRepeat() const  { return m_repeat; }
    
    /// Reset
    void  Reset()
    {
        m_bCheckedNoHold = false;
        ps.hold = 0;
        ps.trigger = 0;
    }
    
public:
    nn::hid::PadStatus&  ps;
    bit32  m_repeat;
    s32    m_repeatCount;
    GLint  m_vcount;
    bool   m_bCheckedNoHold;
    NN_PADDING3;
};

/* NN_SAMPLE_DEMOS_PHTSEL_PADEX_H_ */
#endif

/*---------------------------------------------------------------------------*
  End of file
 *---------------------------------------------------------------------------*/