forloop.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 "forloop.h"

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

#include <klocale.h>

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

LibraryItem* ForLoop::libraryItem()
{
        return new LibraryItem(
                QString("flow/forloop"),
                i18n("For"),
                i18n("Loops"),
                "for.png",
                LibraryItem::lit_flowpart,
                ForLoop::construct );
}

ForLoop::ForLoop( ICNDocument *icnDocument, bool newItem, const char *id )
        : FlowContainer( icnDocument, newItem, (id) ? id : "forloop" )
{
        m_name = i18n("For Loop");
        m_desc = i18n("The code contained in the foor loop is repeatedly executed. By default, the variable used will be incremented every time. This can be changed by entering a value other than 1 into Step.<br><br>The for loop will exit when the value contained in the variable is equal to the end value.");
        
        createTopContainerNode();
        createBotContainerNode();
        
        createProperty( "0-var", Variant::Type::Combo );
        property("0-var")->setToolbarCaption("for");
        property("0-var")->setEditorCaption( i18n("Variable") );
        property("0-var")->setValue("x");
        
        createProperty( "1-initial", Variant::Type::Combo );
        property("1-initial")->setToolbarCaption("=");
        property("1-initial")->setEditorCaption( i18n("Initial Value") );
        property("1-initial")->setValue("1");
        
        createProperty( "2-end", Variant::Type::Combo );
        property("2-end")->setToolbarCaption("to");
        property("2-end")->setEditorCaption( i18n("End Value") );
        property("2-end")->setValue("10");
        
        createProperty( "3-step", Variant::Type::Combo );
        property("3-step")->setToolbarCaption("step");
        property("3-step")->setEditorCaption( i18n("Step") );
        property("3-step")->setValue("1");
        property("3-step")->setAdvanced(true);
}

ForLoop::~ForLoop()
{
}

void ForLoop::dataChanged()
{
        if( dataString("3-step").toInt() == 1 )
        setCaption( "for " + dataString("0-var") + " = " + dataString("1-initial") + " to " + dataString("2-end") );
        else setCaption( "for " + dataString("0-var") + " = " + dataString("1-initial") + " to " + dataString("2-end") + " step " + dataString("3-step"));
}

void ForLoop::generateMicrobe( FlowCode *code )
{
        if( dataString("3-step").toInt() == 1 ) code->addCode( "for " + dataString("0-var") + " = " + dataString("1-initial") + " to " + dataString("2-end") + "\n{" );
        else code->addCode( "for " + dataString("0-var") + " = " + dataString("1-initial") + " to " + dataString("2-end") + " step " + dataString("3-step") +"\n{" );
        code->addCodeBranch( outputPart("int_in") );
        code->addCode("}");
        code->addCodeBranch( outputPart("ext_out") );
}

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