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unary.cpp

/***************************************************************************
 *   Copyright (C) 2003-2004 by David Saxton                               *
 *   david@bluehaze.org                                                    *
 *                                                                         *
 *   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.                                   *
 ***************************************************************************/

#include "unary.h"

#include "libraryitem.h"
#include "flowcode.h"

#include <klocale.h>

Item* Unary::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
      return new Unary( (ICNDocument*)itemDocument, newItem, id );
}

LibraryItem* Unary::libraryItem()
{
      return new LibraryItem(
            "flow/unary",
            i18n("Unary"),
            i18n("Variables"),
            "unary.png",
            LibraryItem::lit_flowpart,
            Unary::construct );
}

Unary::Unary( ICNDocument *icnDocument, bool newItem, const char *id )
      : FlowPart( icnDocument, newItem, id ? id : "unary" )
{
      m_name = i18n("Unary");
      initProcessSymbol();
      createStdInput();
      createStdOutput();
      
      createProperty( "0-var", Variant::Type::VarName );
      property("0-var")->setValue("x");
      property("0-var")->setCaption( i18n("Variable") );
      
      createProperty( "1-op", Variant::Type::Select );
      property("1-op")->setCaption( i18n("Operation") );
      QStringMap allowed;
      allowed["Rotate Left"] = i18n("Rotate Left");
      allowed["Rotate Right"] = i18n("Rotate Right");
      allowed["Increment"] = i18n("Increment");
      allowed["Decrement"] = i18n("Decrement");
      property("1-op")->setAllowed( allowed );
      property("1-op")->setValue("Rotate Left");
}

Unary::~Unary()
{
}

void Unary::dataChanged()
{
      setCaption( dataString("0-var") + " " + dataString("1-op") );
}

void Unary::generateMicrobe( FlowCode *code )
{
      const QString var = dataString("0-var");
      const QString op = dataString("1-op");
      
      if          ( op == "Rotate Left" )       code->addCode( "rotateleft "+var );
      else if ( op == "Rotate Right" )    code->addCode( "rotateright "+var );
      else if ( op == "Increment" )       code->addCode( "increment "+var );
      else if ( op == "Decrement" )       code->addCode( "decrement "+var );
//    else; // Hmm...
      code->addCodeBranch( outputPart("stdoutput") );
      
#if 0
      QString rot = dataString("1-rot");
      
      if ( FlowCode::isLiteral(var) ) return;
      
      QString newCode;
      
      code->addVariable(var);
      if ( rot == "Left" ) newCode += "rlf " + var + ",1 ; Unary " + var + " left through Carry, place result back in " + var + "\n";
      else newCode += "rrf " + var + ",1 ; Unary " + var + " right through Carry, place result back in " + var + "\n";

      newCode += gotoCode("stdoutput");
      code->addCodeBlock( id(), newCode );
#endif
}



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