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writeport.cpp

/***************************************************************************
 *   Copyright (C) 2003 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 "writeport.h"

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

#include <klocale.h>

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

LibraryItem* WritePort::libraryItem()
{
      return new LibraryItem(
            QString("flow/writeport"),
            i18n("Write to Port"),
            i18n("I\\/O"),
            "portwrite.png",
            LibraryItem::lit_flowpart,
            WritePort::construct );
}

WritePort::WritePort( ICNDocument *icnDocument, bool newItem, const char *id )
      : FlowPart( icnDocument, newItem, (id) ? id : "writeport" )
{
      m_name = i18n("Write to Port");
      m_desc = i18n("Sets the port's pins state to high/low from the given value. Only pins that have been configured as output pins will take on the value assigned to them.");
      initIOSymbol();
      createStdInput();
      createStdOutput();
      
      createProperty( "0-var", Variant::Type::Combo );
      property("0-var")->setToolbarCaption( i18n("Write") );
      property("0-var")->setEditorCaption( i18n("Variable") );
      property("0-var")->setValue("x");
      
      createProperty( "1-port", Variant::Type::Port );
      property("1-port")->setToolbarCaption( "to" );
      property("1-port")->setEditorCaption( i18n("Port") );
      property("1-port")->setValue("PORTA");
}


WritePort::~WritePort()
{
}


void WritePort::dataChanged()
{
      setCaption(  i18n("Write %1 to %2").arg(dataString("0-var")).arg(dataString("1-port")) );
}


void WritePort::generateMicrobe( FlowCode *code )
{
      code->addCode( dataString("1-port")+" = "+dataString("0-var") );
      code->addCodeBranch( outputPart("stdoutput") );
      
#if 0
      QString var = dataString("var");
      QString port = dataString("port");
      
      // WTF? I don't want to do this!
//    QString newCode = "bsf STATUS,5 ; Move to bank 1\n";
      QString newCode;
      
      if ( FlowCode::isLiteral(var) ) newCode += "movlw " + var + " ; Move " + var + " to working register w\n";
      else
      {
            code->addVariable(var);
            newCode += "movf " + var + ",0 ; Move " + var + " to working register w\n";
      }
      
      newCode += "movwf " + port + " ; Move register w to port\n";
      
      // Same for below as for above
//    newCode += "bcf STATUS,5 ; Come back to bank 0\n";
      
      newCode += gotoCode("stdoutput") + "\n";
      
      code->addCodeBlock( id(), newCode );
#endif
}

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