// VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
// Copyright (C) 1999-2003 Forgotten
// Copyright (C) 2005 Forgotten and the VBA development team

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or(at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

// Logging.cpp : implementation file
//

#include "stdafx.h"
#include "vba.h"

#include "FileDlg.h"
#include "Logging.h"

#include "../Globals.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// Logging dialog

Logging *Logging::instance = NULL;
CString Logging::text;

Logging::Logging(CWnd* pParent /*=NULL*/)
  : ResizeDlg(Logging::IDD, pParent)
  , m_sound_output(FALSE)
{
  //{{AFX_DATA_INIT(Logging)
  m_swi = FALSE;
  m_unaligned_access = FALSE;
  m_illegal_write = FALSE;
  m_illegal_read = FALSE;
  m_dma0 = FALSE;
  m_dma1 = FALSE;
  m_dma2 = FALSE;
  m_dma3 = FALSE;
  m_agbprint = FALSE;
  m_undefined = FALSE;
  //}}AFX_DATA_INIT
}


void Logging::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_LOG, m_log);
	DDX_Check(pDX, IDC_VERBOSE_SWI, m_swi);
	DDX_Check(pDX, IDC_VERBOSE_UNALIGNED_ACCESS, m_unaligned_access);
	DDX_Check(pDX, IDC_VERBOSE_ILLEGAL_WRITE, m_illegal_write);
	DDX_Check(pDX, IDC_VERBOSE_ILLEGAL_READ, m_illegal_read);
	DDX_Check(pDX, IDC_VERBOSE_DMA0, m_dma0);
	DDX_Check(pDX, IDC_VERBOSE_DMA1, m_dma1);
	DDX_Check(pDX, IDC_VERBOSE_DMA2, m_dma2);
	DDX_Check(pDX, IDC_VERBOSE_DMA3, m_dma3);
	DDX_Check(pDX, IDC_VERBOSE_AGBPRINT, m_agbprint);
	DDX_Check(pDX, IDC_VERBOSE_UNDEFINED, m_undefined);
	DDX_Check(pDX, IDC_VERBOSE_SOUNDOUTPUT, m_sound_output);
}


BEGIN_MESSAGE_MAP(Logging, CDialog)
  ON_BN_CLICKED(ID_OK, OnOk)
  ON_BN_CLICKED(IDC_CLEAR, OnClear)
  ON_BN_CLICKED(IDC_VERBOSE_AGBPRINT, OnVerboseAgbprint)
  ON_BN_CLICKED(IDC_VERBOSE_DMA0, OnVerboseDma0)
  ON_BN_CLICKED(IDC_VERBOSE_DMA1, OnVerboseDma1)
  ON_BN_CLICKED(IDC_VERBOSE_DMA2, OnVerboseDma2)
  ON_BN_CLICKED(IDC_VERBOSE_DMA3, OnVerboseDma3)
  ON_BN_CLICKED(IDC_VERBOSE_ILLEGAL_READ, OnVerboseIllegalRead)
  ON_BN_CLICKED(IDC_VERBOSE_ILLEGAL_WRITE, OnVerboseIllegalWrite)
  ON_BN_CLICKED(IDC_VERBOSE_SWI, OnVerboseSwi)
  ON_BN_CLICKED(IDC_VERBOSE_UNALIGNED_ACCESS, OnVerboseUnalignedAccess)
  ON_BN_CLICKED(IDC_VERBOSE_UNDEFINED, OnVerboseUndefined)
  ON_BN_CLICKED(IDC_VERBOSE_SOUNDOUTPUT, OnVerboseSoundoutput)
  ON_BN_CLICKED(IDC_SAVE, OnSave)
  ON_EN_ERRSPACE(IDC_LOG, OnErrspaceLog)
  ON_EN_MAXTEXT(IDC_LOG, OnMaxtextLog)
  ON_WM_CLOSE()
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// Logging message handlers

void Logging::OnOk()
{
  EndDialog(TRUE);

  instance = NULL;
}

void Logging::OnClear()
{
  text = "";
  m_log.SetWindowText("");
}

void Logging::OnVerboseSwi()
{
	systemVerbose ^= VERBOSE_SWI;
}

void Logging::OnVerboseUnalignedAccess()
{
	systemVerbose ^= VERBOSE_UNALIGNED_MEMORY;
}

void Logging::OnVerboseIllegalWrite()
{
	systemVerbose ^= VERBOSE_ILLEGAL_WRITE;
}

void Logging::OnVerboseIllegalRead()
{
	systemVerbose ^= VERBOSE_ILLEGAL_READ;
}

void Logging::OnVerboseDma0()
{
	systemVerbose ^= VERBOSE_DMA0;
}

void Logging::OnVerboseDma1()
{
	systemVerbose ^= VERBOSE_DMA1;
}

void Logging::OnVerboseDma2()
{
	systemVerbose ^= VERBOSE_DMA2;
}

void Logging::OnVerboseDma3()
{
	systemVerbose ^= VERBOSE_DMA3;
}

void Logging::OnVerboseUndefined()
{
	systemVerbose ^= VERBOSE_UNDEFINED;
}

void Logging::OnVerboseAgbprint()
{
	systemVerbose ^= VERBOSE_AGBPRINT;
}

void Logging::OnVerboseSoundoutput()
{
	systemVerbose ^= VERBOSE_SOUNDOUTPUT;
}

void Logging::OnSave()
{
  int len = m_log.GetWindowTextLength();

  char *mem = (char *)malloc(len);

  if(mem) {
    LPCTSTR exts[] = { ".txt" };
    m_log.GetWindowText(mem, len);
    CString filter = "All Files|*.*||";
    FileDlg dlg(this, "", filter, 0,
                NULL, exts, NULL, "Save output", true);

    if(dlg.DoModal() == IDOK) {
      FILE *f = fopen(dlg.GetPathName(), "w");
      if(f) {
        fwrite(mem, 1, len, f);
        fclose(f);
      }
    }
  }

  free(mem);
}

void Logging::OnErrspaceLog()
{
  systemMessage(0, "Error allocating space");
}

void Logging::OnMaxtextLog()
{
  systemMessage(0, "Max text length reached %d", m_log.GetLimitText());
}

void Logging::PostNcDestroy()
{
  delete this;
}

BOOL Logging::OnInitDialog()
{
  CDialog::OnInitDialog();

  DIALOG_SIZER_START( sz )
    DIALOG_SIZER_ENTRY( IDC_LOG, DS_SizeY|DS_SizeX)
    DIALOG_SIZER_ENTRY( ID_OK, DS_MoveY)
    DIALOG_SIZER_ENTRY( IDC_CLEAR, DS_MoveY)
    DIALOG_SIZER_ENTRY( IDC_SAVE, DS_MoveY)
    DIALOG_SIZER_END()
    SetData(sz,
            TRUE,
            HKEY_CURRENT_USER,
            "Software\\Emulators\\VisualBoyAdvance\\Viewer\\LogView",
            NULL);
  m_swi =              (systemVerbose & VERBOSE_SWI) != 0;
  m_unaligned_access = (systemVerbose & VERBOSE_UNALIGNED_MEMORY) != 0;
  m_illegal_write =    (systemVerbose & VERBOSE_ILLEGAL_WRITE) != 0;
  m_illegal_read =     (systemVerbose & VERBOSE_ILLEGAL_READ) != 0;
  m_dma0 =             (systemVerbose & VERBOSE_DMA0) != 0;
  m_dma1 =             (systemVerbose & VERBOSE_DMA1) != 0;
  m_dma2 =             (systemVerbose & VERBOSE_DMA2) != 0;
  m_dma3 =             (systemVerbose & VERBOSE_DMA3) != 0;
  m_undefined =        (systemVerbose & VERBOSE_UNDEFINED) != 0;
  m_agbprint =         (systemVerbose & VERBOSE_AGBPRINT) != 0;
  m_sound_output =     (systemVerbose & VERBOSE_SOUNDOUTPUT) != 0;
  UpdateData(FALSE);

  m_log.LimitText(-1);
  m_log.SetWindowText(text);

  return TRUE;  // return TRUE unless you set the focus to a control
                // EXCEPTION: OCX Property Pages should return FALSE
}

void Logging::log(const char *s)
{
	CString text;
	m_log.GetWindowText( text );
	text.Insert( 0, s );
	m_log.SetWindowText( text );
}

void Logging::clearLog()
{
	m_log.SetWindowText( "" );
}

void Logging::OnClose()
{
  EndDialog(FALSE);

  instance = NULL;

  CDialog::OnClose();
}

void toolsLogging()
{
  if(Logging::instance == NULL) {
    Logging::instance = new Logging();
    Logging::instance->Create(IDD_LOGGING, AfxGetApp()->m_pMainWnd);
    Logging::instance->ShowWindow(SW_SHOW);
  } else {
    Logging::instance->SetForegroundWindow();
  }
}

void toolsLoggingClose()
{
  if(Logging::instance != NULL) {
    Logging::instance->DestroyWindow();
    Logging::instance = NULL;
  }
}

void toolsLog(const char *s)
{
  CString str;
  int state = 0;
  if(s) {
    char c = *s++;
    while(c) {
      if(c == '\n' && state == 0)
        str += '\r';
      else if(c == '\r')
        state = 1;
      else
        state = 0;
      str += c;
      c = *s++;
    }
  }

  Logging::text += str;
  if(Logging::instance != NULL) {
    Logging::instance->log(str);
  }
}

void toolsClearLog()
{
	if( Logging::instance ) {
		Logging::instance->clearLog();
	}
}
