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101 lines
3.8 KiB
101 lines
3.8 KiB
/***************************************************************************
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* Copyright (C) 2003 by David Saxton *
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* david@bluehaze.org *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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***************************************************************************/
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#include "varassignment.h"
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#include "libraryitem.h"
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#include "flowcode.h"
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#include <tdelocale.h>
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Item* VarAssignment::construct( ItemDocument *itemDocument, bool newItem, const char *id )
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{
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return new VarAssignment( (ICNDocument*)itemDocument, newItem, id );
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}
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LibraryItem* VarAssignment::libraryItem()
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{
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return new LibraryItem(
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TQString("flow/varassignment"),
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i18n("Assignment"),
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i18n("Variables"),
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"assignment.png",
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LibraryItem::lit_flowpart,
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VarAssignment::construct );
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}
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VarAssignment::VarAssignment( ICNDocument *icnDocument, bool newItem, const char *id )
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: FlowPart( icnDocument, newItem, (id) ? id : "varassignment" )
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{
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m_name = i18n("Variable Assignment");
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m_desc = i18n("Assigns the evaluation of an expression to a variable. The expression can take many forms. For example:<ul><li><b>x = 2</b></li><li><b>x = y + 3</b></li><li><b>x = y + z</b></li><li><b>x = 2 * y</b></ul>");
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initProcessSymbol();
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createStdInput();
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createStdOutput();
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createProperty( "0-var1", Variant::Type::VarName );
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property("0-var1")->setCaption( i18n("Variable") );
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property("0-var1")->setValue("x");
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createProperty( "2-var2", Variant::Type::Combo );
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property("2-var2")->setToolbarCaption(" = ");
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property("2-var2")->setEditorCaption( i18n("Value") );
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property("2-var2")->setValue("0");
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}
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VarAssignment::~VarAssignment()
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{
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}
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void VarAssignment::dataChanged()
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{
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setCaption( dataString("0-var1") + " " + "=" /*dataString("1-op")*/ + " " + dataString("2-var2") );
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}
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void VarAssignment::generateMicrobe( FlowCode *code )
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{
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code->addCode( dataString("0-var1")+" "+"="/*dataString("1-op")*/+" "+dataString("2-var2") );
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code->addCodeBranch( outputPart("stdoutput") );
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#if 0
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TQString var1 = dataString("0-var1");
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TQString var2 = dataString("2-var2");
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TQString op = dataString("1-op");
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if ( FlowCode::isLiteral(var1) ) return;
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code->addVariable(var1);
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TQString newCode;
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if ( !FlowCode::isLiteral(var1) )
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{
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if ( FlowCode::isLiteral(var2) ) newCode += "movlw " + var2 + " ; Assign " + var2 + " to w register\n";
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}
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if ( !FlowCode::isLiteral(var2) )
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{
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code->addVariable(var2);
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newCode += "movf " + var2 + ",0 ; Move " + var2 + " to w register\n";
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}
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if ( op == "=" ) newCode += "movwf " + var1 + " ; Move contents of w register to " + var1 + "\n";
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else if ( op == "+=" ) newCode += "addwf " + var1 + ",1 ; Add contents of w register to " + var1 + " and place result back in " + var1 + "\n";
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else if ( op == "-=" ) newCode += "subwf " + var1 + ",1 ; Subtract contents of w register from " + var1 + " and place result back in " + var1 + "\n";
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else if ( op == "&=" ) newCode += "andwf " + var1 + ",1 ; Binary AND contents of w register with " + var1 + " and place result back in " + var1 + "\n";
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else if ( op == "or=" ) newCode += "iorwf " + var1 + ",1 ; Binary inclusive OR contents of w register with " + var1 + " and place result back in " + var1 + "\n";
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else if ( op == "xor=" ) newCode += "xorwf " + var1 + ",1 ; Binary exclusive OR contents of w register with " + var1 + " and place result back in " + var1 + "\n";
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newCode += gotoCode("stdoutput");
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code->addCodeBlock( id(), newCode );
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#endif
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}
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