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extend.cpp

/* ScummVM - Scumm Interpreter
 * Copyright (C) 2001  Ludvig Strigeus
 * Copyright (C) 2001-2004 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/backends/PalmOS/Src/extend.cpp,v 1.12 2004/12/10 14:28:40 chrilith Exp $
 *
 */
 
#include <PalmOS.h>
#include <string.h>

#include "extend.h"
#include "globals.h"
#include "enginersc.h"

const Char *SCUMMVM_SAVEPATH = "/PALM/Programs/ScummVM/Saved/";

void PalmFatalError(const Char *err) {
      WinSetDrawWindow(WinGetDisplayWindow());
      WinPalette(winPaletteSetToDefault,0,0,0);

      // unlock to show the alert box
      if (gVars->screenLocked)
            WinScreenUnlock();
      
      if (OPTIONS_TST(kOptModeHiDensity))
            WinSetCoordinateSystem(kCoordinatesStandard);

      WinEraseWindow();
      FrmCustomAlert(FrmFatalErrorAlert, err, 0,0);

      // relock to prevent crash unloading gfx mode
      if (gVars->screenLocked)
            WinScreenLock(winLockDontCare);
}


void DrawStatus(Boolean show) {
      if (OPTIONS_TST(kOptDisableOnScrDisp))
            return;

      UInt8 x,y;
      UInt8 *screen = (UInt8 *)(BmpGetBits(WinGetBitmap(WinGetDisplayWindow())));
      UInt8 color = (show? gVars->indicator.on : gVars->indicator.off);

      if (gVars->screenLocked)
            screen = (screen == gVars->flipping.pageAddr1) ? gVars->flipping.pageAddr2 : gVars->flipping.pageAddr1;

      screen += gVars->screenPitch + 1;
      for(y=0; y < 4; y++) {
            for(x=0; x < 4; x++)
                  screen[x] = color;

            screen += gVars->screenPitch;
      }
}

UInt16 StrReplace(Char *ioStr, UInt16 inMaxLen, const Char *inParamStr, const Char *fndParamStr) {
      Char *found;
      Boolean quit = false;
      UInt16 occurences = 0;
      UInt16 newLength;
      UInt16 l1 = StrLen(fndParamStr);
      UInt16 l2 = 0;
      UInt16 l3 = StrLen(ioStr);
      UInt16 next = 0;
            
      if (inParamStr)
            l2 = StrLen(inParamStr); // can be null to know how many occur.
      
      while (((found = StrStr(ioStr+next, fndParamStr)) != NULL) && (!quit)) {
            occurences++;
            newLength = (StrLen(ioStr) - l1 + l2);

            if ( newLength > inMaxLen ) {
                  quit = true;
                  occurences--;

            } else if (inParamStr) {
                  MemMove(found + l2, found + l1, inMaxLen-(found-ioStr+l2));
                  MemMove(found, inParamStr, l2);
                  next = found - ioStr + l2;

            } else
                  next = found - ioStr + l1;
      }
      
      if (inParamStr)
            ioStr[l3 + l2*occurences - l1*occurences] = 0;

      return occurences;
}


// This is now required since some classes are now very big :)
#include "MemGlue.h"
void *operator new(UInt32 size) {
      void *ptr = MemGluePtrNew(size);
      MemSet(ptr, 0, size);
      return ptr;
}

void *operator new [] (UInt32 size) {
      void *ptr = MemGluePtrNew(size);
      MemSet(ptr, 0, size);
      return ptr;
}

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