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debugger.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2003-2004 The ScummVM project
 *
 * 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
 * of the License, 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.
 *
 * $Header: /cvsroot/scummvm/scummvm/simon/debugger.cpp,v 1.11 2004/01/29 19:37:59 aquadran Exp $
 *
 */

#include "stdafx.h"
#include "common/debugger.cpp"
#include "simon/debugger.h"
#include "simon/simon.h"

extern uint16 g_debugLevel;

namespace Simon {

Debugger::Debugger(SimonEngine *vm) 
      : Common::Debugger<Debugger>() {
      _vm = vm;
            
      DCmd_Register("continue", &Debugger::Cmd_Exit);
      DCmd_Register("exit", &Debugger::Cmd_Exit);
      DCmd_Register("help", &Debugger::Cmd_Help);
      DCmd_Register("quit", &Debugger::Cmd_Exit);
      DCmd_Register("level", &Debugger::Cmd_DebugLevel);
      DCmd_Register("music", &Debugger::Cmd_PlayMusic);
      DCmd_Register("sound", &Debugger::Cmd_PlaySound);
      DCmd_Register("voice", &Debugger::Cmd_PlayVoice);
      DCmd_Register("bit", &Debugger::Cmd_SetBit);
      DCmd_Register("var", &Debugger::Cmd_SetVar);
      DCmd_Register("sub", &Debugger::Cmd_StartSubroutine);

}


void Debugger::preEnter() {
      //_vm->midi.pause(1);
}


void Debugger::postEnter() {
      //_vm->midi.pause(0);
}


bool Debugger::Cmd_Exit(int argc, const char **argv) {
      _detach_now = true;
      return false;     
}
 
bool Debugger::Cmd_Help(int argc, const char **argv) {
      // console normally has 39 line width
      // wrap around nicely
      int width = 0, size, i;

      DebugPrintf("Commands are:\n");
      for (i = 0 ; i < _dcmd_count ; i++) {
            size = strlen(_dcmds[i].name) + 1;

            if ((width + size) >= 39) {
                  DebugPrintf("\n");
                  width = size;
            } else
                  width += size;

            DebugPrintf("%s ", _dcmds[i].name);
      }
      DebugPrintf("\n");
      return true;
}

bool Debugger::Cmd_DebugLevel(int argc, const char **argv) {
      if (argc == 1) {
            if (_vm->_debugMode == false)
                  DebugPrintf("Debugging is not enabled at this time\n");
            else
                  DebugPrintf("Debugging is currently set at level %d\n", g_debugLevel);
      } else { // set level
            int level = atoi(argv[1]);
            g_debugLevel = level;
            if (level > 0 && level < 10) {
                  _vm->_debugMode = true;
                  DebugPrintf("Debug level set to level %d\n", level);
            } else if (level == 0) {
                  _vm->_debugMode = false;
                  DebugPrintf("Debugging is now disabled\n");
            } else
                  DebugPrintf("Not a valid debug level (0 - 10)\n");
      }

      return true;
}

bool Debugger::Cmd_PlayMusic(int argc, const char **argv) {
      if (argc > 1) {
            uint music = atoi(argv[1]);
            uint range = (_vm->_game & GF_SIMON2) ? 93 : 34;
            if (music <= range) {
                  _vm->loadMusic (music);
                  if (_vm->_game & GF_SIMON2)
                        _vm->midi.startTrack (0);
            } else
                  DebugPrintf("Music out of range (0 - %d)\n", range);
      } else
            DebugPrintf("Syntax: music <musicnum>\n");

      return true;
}

bool Debugger::Cmd_PlaySound(int argc, const char **argv) {
      if (argc > 1) {
            uint sound = atoi(argv[1]);
            uint range = (_vm->_game & GF_SIMON2) ? 222 : 127;
            if (sound <= range)
                  _vm->_sound->playEffects(sound);
            else
                  DebugPrintf("Sound out of range (0 - %d)\n", range);
      } else
            DebugPrintf("Syntax: sound <soundnum>\n");

      return true;
}

bool Debugger::Cmd_PlayVoice(int argc, const char **argv) {
      if (argc > 1) {
            uint voice = atoi(argv[1]);
            uint range = (_vm->_game & GF_SIMON2) ? 3632 : 1996;
            if (voice <= range)
                  _vm->_sound->playVoice(voice);
            else
                  DebugPrintf("Voice out of range (0 - %d)\n", range);
      } else
            DebugPrintf("Syntax: voice <voicenum>\n");

      return true;
}

bool Debugger::Cmd_SetBit(int argc, const char **argv) {
      uint bit, value;
      if (argc > 2) {
            bit = atoi(argv[1]);
            value = atoi(argv[2]);
            if (value <= 1) {
                  _vm->vc_set_bit_to(bit, value != 0);
                  DebugPrintf("Set bit %d to %d\n", bit, value);
            } else
                  DebugPrintf("Bit value out of range (0 - 1)\n");
      } else if (argc > 1) {
            bit = atoi(argv[1]);
            value = _vm->vc_get_bit(bit);
            DebugPrintf("Bit %d is %d\n", bit, value);
      } else
            DebugPrintf("Syntax: bit <bitnum> <value>\n");

      return true;
}

bool Debugger::Cmd_SetVar(int argc, const char **argv) {
      uint var, value;
      if (argc > 1) {
            var = atoi(argv[1]);
            if (var <= 254) {
                  if (argc > 2) {
                        value = atoi(argv[2]);
                        _vm->writeVariable(var, value);
                        DebugPrintf("Set var %d to %d\n", var, value);
                  } else {
                        value = _vm->readVariable(var);
                        DebugPrintf("Var %d is %d\n", var, value);
                  }
            } else
                  DebugPrintf("Var out of range (0 - 254)\n");
      } else
            DebugPrintf("Syntax: var <varnum> <value>\n");

      return true;
}

bool Debugger::Cmd_StartSubroutine(int argc, const char **argv) {
      if (argc > 1) {
            uint subroutine = atoi(argv[1]);
            Subroutine *sub;
            sub = _vm->getSubroutineByID(subroutine);
            if (sub != NULL)
                  _vm->startSubroutine(sub);
      } else
            DebugPrintf("Subroutine %d\n", _vm->_subroutine);

      return true;
}

} // End of namespace Simon


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