/*

* Copyright (c) 2002-2004 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:  

*

*/

#ifndef LAYSCALE_H

#define LAYSCALE_H

#include <string>

#include <vector>

#include <iosfwd>

#include "Layout.h"

using namespace std;

#include <CdlCompilerToolkit/CdlTkInterface.h>

using namespace CdlCompilerToolkit;

/**

*  LayoutScale

*  Compiler mode for rescaling a layout

*/

class LayoutScale

	{

public:

	static int Process(const vector<string>& args);

	static void ShowHelp(ostream& stream);

private:

	LayoutScale(TLayout& aSourceLayout, int aSourceWidth, int aSourceHeight, const string& aDestLayoutName, int aDestWidth, int aDestHeight);

	void Run();

	void RescaleLayout();

	void WriteLayout();

private:

	enum TScale {EHoriz, EVert};

	void RescaleValue(string& aVal, TScale aDir);

	string RescaleNum(string& aNum, TScale aDir);

    void TagScaledToken(string& aToken);

	int Scale(int aNumber, int aNumerator, int aDenominator);

private:

	TLayout& iLayout;

	int iSourceWidth;

	int iSourceHeight;

	const string& iDestLayoutName;

	int iDestWidth;

	int iDestHeight;

	};

#endif