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/**********************************************************************
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** This file is part of Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef STDINSTRUCTION_H
#define STDINSTRUCTION_H
#include <qpe/qmath.h>
#include "instruction.h"
// Useful instructions for plugin writers
// If you use them, take note of their precedence
class iAdd:public Instruction {
public:
iAdd ():Instruction (10) { };
~iAdd () { };
Data eval (Data num) {
Data result;
switch (rep) {
case rDouble:
result.dbl = acc.dbl + num.dbl;
break;
default:
result.i = acc.i + num.i;
};
return result;
};
};
class iSub:public Instruction {
public:
iSub ():Instruction (10) { };
~iSub () { };
Data eval (Data num) {
Data result;
switch (rep) {
case rDouble:
result.dbl = acc.dbl - num.dbl;
break;
default:
result.i = acc.i - num.i;
};
return result;
};
};
class iMul:public Instruction {
public:
iMul ():Instruction (20) { };
~iMul () { };
Data eval (Data num) {
Data result;
switch (rep) {
case rDouble:
result.dbl = acc.dbl * num.dbl;
break;
default:
result.i = acc.i * num.i;
};
return result;
};
};
class iDiv:public Instruction {
public:
iDiv ():Instruction (20) { };
~iDiv () { };
Data eval (Data num) {
Data result;
switch (rep) {
case rDouble:
result.dbl = acc.dbl / num.dbl;
break;
default:
result.i = acc.i / num.i;
};
return result;
};
};
// Immediate double instructions only
class iSin:public Instruction {
public:
iSin ():Instruction () { };
~iSin () { };
Data eval (Data num) {
Data result;
result.dbl = qSin(num.dbl);
return result;
};
};
class iCos:public Instruction {
public:
iCos ():Instruction () { };
~iCos () { };
Data eval (Data num) {
Data result;
result.dbl = qCos(num.dbl);
return result;
};
};
class iTan:public Instruction {
public:
iTan ():Instruction () { };
~iTan () {};
Data eval (Data num) {
Data result;
result.dbl = qTan(num.dbl);
return result;
};
};
#endif
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