?? integerinstruction.cpp
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/******************************************************************************** Copyright (C) 2000-2006 TROLLTECH ASA. All rights reserved.**** This file is part of the Phone Edition of the Qtopia Toolkit.**** Licensees holding a valid license agreement from Trolltech or any of its** authorized distributors may use this file in accordance with** the License Agreement provided with the Licensed Software.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for** information about Trolltech's Commercial License Agreements.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.********** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#include "integerinstruction.h"// Automatic type castingData *BaseIntegerInstruction::eval(Data *i) { integerNum = (IntegerData *)num; Data *ret = doEval((IntegerData *)i); return ret;}// Mathematical functionsData * IntegerAdd::doEval(IntegerData *i) { i->set( integerNum->get() + i->get() ); return i;}Data * IntegerSub::doEval(IntegerData *i) { i->set( i->get() - integerNum->get() ); return i;}Data * IntegerMul::doEval(IntegerData *i) { i->set( i->get() * integerNum->get() ); return i;}Data * IntegerDiv::doEval(IntegerData *i) { if (!integerNum->get()) { systemEngine->setError(eDivZero); qDebug("div by 0"); } else integerNum->set( i->get() / integerNum->get() ); return i;}
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