/*

* Copyright (c) 2002 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: 

*       

*

*/

#pragma warning (disable:4710)

#include "ColorImp.h"

#include <fstream.h>

#include <stdio.h>

#include <iostream.h>

extern const char* gIntroText;

extern const char* gMiddleText;

extern const char* gEndText;

TColorScheme* Color::CreateColorSchemeL(TSchemeId aScheme)

	{

	switch (aScheme)

		{

		case ENokiaBlue:

			return new TNokiaBlue;

			break;

		case ENokiaGreen:

			return new TNokiaGreen;

			break;

		case ENokiaPurple:

			return new TNokiaPurple;

			break;

        case ENokiaGrey:

			return new TNokiaGrey;

			break;

		case ESchemeRed:

			return new TSchemeRed;

			break;

		case ESchemePink:

			return new TSchemePink;

			break;

		case ESchemeOrange:

			return new TSchemeOrange;

			break;

        case EPalette1:

			return new TPalette1;

			break;

        case EPalette2:

			return new TPalette2;

			break;

        case EPalette3:

			return new TPalette3;

			break;

        case EPalette4:

			return new TPalette4;

			break;

        case EPalette5:

			return new TPalette5;

			break;

        case EPalette6:

			return new TPalette6;

			break;

        case EPalette7:

			return new TPalette7;

			break;

        case EPalette8:

			return new TPalette8;

			break;

        case EPalette9:

			return new TPalette9;

			break;

        case EPalette10:

			return new TPalette10;

			break;

        case EPalette11:

			return new TPalette11;

			break;

        case EPalette12:

			return new TPalette12;

			break;

        case EPalette13:

			return new TPalette13;

			break;

		}

	return 0;

	}

void Color::CreateBmConvPalette(TSchemeId aScheme, char* aFilename)

	{

	cout << "Creating " << aFilename << endl;

	TColorScheme* scheme = CreateColorSchemeL(aScheme);

	ofstream out(aFilename);

	if (out.is_open())

		{

		for (int i=0; i<256; i++)

			{

			char str[32];

			sprintf(str, "0x%08X\n", scheme->Color(i));

			out << str;

			}

		}

	out.close();

	delete scheme;

	}

void Color::CreatePaletteTable(TSchemeId aScheme, char* aPaletteName)

	{

	char buf[1024];

	sprintf(buf, "\\s60\\palette\\inc\\%s.h", aPaletteName);

	cout << "Creating " << buf << endl;

	TColorScheme* scheme = CreateColorSchemeL(aScheme);

	ofstream out(buf);

	if (out.is_open())

		{

		sprintf(buf, gIntroText, aPaletteName, aPaletteName, aPaletteName, aPaletteName, aPaletteName);

		out << buf;

		int i;

		for (i=0; i<256; i++)

			{

			char str[32];

			sprintf(str, "\t0x%08X", scheme->Color(i));

			out << str;

			if (i == 255)

				out << endl;

			else

				out << "," << endl;

			}

		out << gMiddleText;

		for (i=0; i<4096; i++)

			{

			TRgb color = TRgb((i & 0x00f) * 17,((i & 0x0f0) * 17)>>4,((i & 0xf00) * 17)>>8);

			int nearest = 0;

			int distance = scheme->Color(0).Difference(color);

			for (int paletteIndex = 1; paletteIndex < 256; paletteIndex++)

				{

				TRgb paletteColor = scheme->Color(paletteIndex);

				if (paletteColor == color)

					{

					nearest = paletteIndex;

					break;

					}

				int paletteDistance = paletteColor.Difference(color);

				if (paletteDistance < distance)

					{

					nearest = paletteIndex;

					distance = paletteDistance;

					}

				}

			if (i%16 == 0)

				out << "\t";

			else

				out << " ";

			char str[32];

			sprintf(str, "0x%02X", nearest);

			out << str;

			if (i<4095)

				out << ",";

			if (i%16 == 15)

				out << endl;

			}

		out << gEndText;

		}

	out.close();

	delete scheme;

	}

void Color::EquivalenceTest()

	{

	const int KNumSchemes = 6;

	TEquivalenceList list[KNumSchemes];

	for (int s=0; s<KNumSchemes; s++)

		MakeEqivalenceList((Color::TSchemeId)s, list[s]);

	for (int i=0; i<256; i++)

		{

		for (int s=0; s<KNumSchemes; s++)

			{

			if (list[0][i] != list[s][i])

				{

				cout << "Palette equivalence failure at " << s << "[" << i << "]";

				cout << " " << list[0][i] << "!=" << list[s][i];

				cout << endl;

				}

			}

		}

	}

void Color::MakeEqivalenceList(TSchemeId aScheme, TEquivalenceList& aList)

	{

	TColorScheme* scheme = CreateColorSchemeL(aScheme);

	for (int i=0; i<256; i++)

		{

		for (int j=0; j<256; j++)

			{

			if (scheme->Color(i) == scheme->Color(j))

				{

				aList[i] = j;

				break;

				}

			}

		}

	delete scheme;

	}

// End of File