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58 lines
1.2 KiB
C++
58 lines
1.2 KiB
C++
/* $Id$ */
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/** @file cheat.cpp Handling (loading/saving/initializing) of cheats. */
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#include "stdafx.h"
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#include "saveload.h"
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#include "cheat_type.h"
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Cheats _cheats;
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void InitializeCheats()
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{
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memset(&_cheats, 0, sizeof(Cheats));
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}
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static void Save_CHTS()
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{
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/* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
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byte count = sizeof(_cheats) / sizeof(Cheat);
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Cheat *cht = (Cheat*) &_cheats;
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Cheat *cht_last = &cht[count];
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SlSetLength(count * 2);
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for (; cht != cht_last; cht++) {
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SlWriteByte(cht->been_used);
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SlWriteByte(cht->value);
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}
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}
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static void Load_CHTS()
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{
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Cheat *cht = (Cheat*)&_cheats;
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uint count = SlGetFieldLength() / 2;
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for (uint i = 0; i < count; i++) {
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cht[i].been_used = (SlReadByte() != 0);
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cht[i].value = (SlReadByte() != 0);
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}
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}
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bool CheatHasBeenUsed()
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{
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/* Cannot use lengthof because _cheats is of type Cheats, not Cheat */
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const Cheat* cht = (Cheat*)&_cheats;
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const Cheat* cht_last = &cht[sizeof(_cheats) / sizeof(Cheat)];
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for (; cht != cht_last; cht++) {
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if (cht->been_used) return true;
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}
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return false;
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}
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extern const ChunkHandler _cheat_chunk_handlers[] = {
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{ 'CHTS', Save_CHTS, Load_CHTS, CH_RIFF | CH_LAST}
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};
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