graphicstools/bitmapfonttools/src/READER.CPP
changeset 0 5d03bc08d59c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicstools/bitmapfonttools/src/READER.CPP	Tue Feb 02 01:47:50 2010 +0200
@@ -0,0 +1,168 @@
+/*
+* Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+* Header READER.CPP
+*
+*/
+
+
+#include "READER.H"
+
+Reader::Reader()
+	{
+	iLexAnal = NULL;
+	}
+
+boolean Reader::Open(const String& aFilename)
+	{
+	boolean state;
+	String string = aFilename;
+	if (iLexAnal != NULL)
+		delete iLexAnal;
+	iLexAnal = new LexAnal(string.Text());
+
+	if (iLexAnal)
+		{
+		state = etrue;
+		iLex =& (iLexAnal->iLex);
+		iLexAnal->Read();	// reads first lexical
+		}
+	else
+		state = efalse;
+
+	return state;
+	}
+
+Reader::~Reader()
+	{
+	if (iLexAnal != NULL)
+		delete iLexAnal;
+	}
+
+boolean Reader::_EOF()
+	{
+	return ((iLex->iType) == ELexEOF);
+	}
+
+boolean Reader::NewLine()
+	{
+	boolean state;
+	if (iLex->iType == ELexNL)
+		{
+		iLexAnal->Read();
+		state = etrue;
+		}
+	else
+		{
+		Error(String("Newline expected"));
+		state = efalse;
+		}
+	return state;
+	}
+
+boolean Reader::Number(int& aNumber)
+	{
+	boolean state;
+	if (iLex->iType == ELexNumber)
+		{
+		aNumber = iLex->iNumber;
+		iLexAnal->Read();
+		state = etrue;
+		}
+	else
+		{
+		Error(String("Number expected"));
+		state = efalse;
+		}
+	return state;
+	}
+
+boolean Reader::IdentComp(const String& aIdent)
+	{
+	boolean state;
+	if (iLex->iType == ELexIdent)
+		{
+		if (aIdent == iLex->iText)
+			{
+			iLexAnal->Read();
+			state = etrue;
+			}
+		else
+			state = efalse;
+		}
+	else
+		{
+		state = efalse;
+		}
+	return state;
+	}
+
+boolean Reader::IdentCopy(String& aIdent)
+	{
+	boolean state;
+	if (iLex->iType == ELexIdent)
+		{
+		aIdent = iLex->iText;
+		iLexAnal->Read();
+		state = etrue;
+		}
+	else
+		{
+		Error(String("Identifier expected"));
+		state = efalse;
+		}
+	return state;
+	}
+
+boolean Reader::StringCopy(String& aString)
+	{
+	boolean state;
+	if (iLex->iType == ELexString)
+		{
+		aString = iLex->iText;
+		iLexAnal->Read();
+		state = etrue;
+		}
+	else
+		{
+		Error(String("String expected"));
+		state = efalse;
+		}
+	return state;
+	}
+
+boolean Reader::Operator(char& aCh)
+	{
+	boolean state;
+	if (iLex->iType == ELexOperator)
+		{
+		aCh = iLex->iText[0];
+		iLexAnal->Read();
+		state = etrue;
+		}
+	else
+		{
+		Error(String("Operator expected"));
+		state = efalse;
+		}
+	return state;
+	}
+
+EXPORT_C void Reader::Error(const String& aString)
+	{
+	cerr << "Error: " << aString;
+	iLexAnal->Report();
+	while ((iLex->iType != ELexNL) && (iLex->iType != ELexEOF))
+		iLexAnal->Read();
+	}