author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 07:56:43 +0200 | |
changeset 0 | 15bf7259bb7c |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#include "HuiFxColorParameter.h" |
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#include <gdi.h> |
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template<> |
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TUint32 RHuiFxColorTimeLine::ToFixedPoint(const TRgb& aValue) |
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{ |
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return aValue.Internal(); |
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} |
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template<> |
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TRgb RHuiFxColorTimeLine::FromFixedPoint(const TUint32& aValue) |
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{ |
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return TRgb(aValue); |
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} |
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template<> |
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TUint32 RHuiFxColorTimeLine::Blend(const TUint32& aValue1, const TUint32& aValue2, TInt32 aAlpha) |
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{ |
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TUint32 redBlue1 = (aValue1 & 0x00ff00ff); |
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TUint32 alphaGreen1 = (aValue1 & 0xff00ff00) >> 8; |
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TUint32 redBlue2 = (aValue2 & 0x00ff00ff); |
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TUint32 alphaGreen2 = (aValue2 & 0xff00ff00) >> 8; |
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TUint32 redBlueDelta = redBlue2 - redBlue1; |
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TUint32 alphaGreenDelta = alphaGreen2 - alphaGreen1; |
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aAlpha >>= 8; |
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redBlueDelta = (redBlueDelta * aAlpha) >> 8; |
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alphaGreenDelta = (alphaGreenDelta * aAlpha) >> 8; |
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redBlue1 += (redBlueDelta & 0xff00ff); |
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alphaGreen1 += (alphaGreenDelta & 0xff00ff); |
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return redBlue1 | (alphaGreen1 << 8); |
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} |
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template<> |
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TUint32 RHuiFxColorTimeLine::WeightedSum4(const TUint32& aValue1, const TUint32& aValue2, const TUint32& aValue3, const TUint32& aValue4, |
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TInt32 aWeight1, TInt32 aWeight2, TInt32 aWeight3, TInt32 aWeight4) |
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{ |
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TUint32 a1 = ((aValue1 & 0xff000000) >> 24) * aWeight1; |
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TUint32 a2 = ((aValue2 & 0xff000000) >> 24) * aWeight2; |
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TUint32 a3 = ((aValue3 & 0xff000000) >> 24) * aWeight3; |
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TUint32 a4 = ((aValue4 & 0xff000000) >> 24) * aWeight4; |
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TUint32 r1 = ((aValue1 & 0x00ff0000) >> 16) * aWeight1; |
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TUint32 r2 = ((aValue2 & 0x00ff0000) >> 16) * aWeight2; |
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TUint32 r3 = ((aValue3 & 0x00ff0000) >> 16) * aWeight3; |
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TUint32 r4 = ((aValue4 & 0x00ff0000) >> 16) * aWeight4; |
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TUint32 g1 = ((aValue1 & 0x0000ff00) >> 8) * aWeight1; |
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TUint32 g2 = ((aValue2 & 0x0000ff00) >> 8) * aWeight2; |
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TUint32 g3 = ((aValue3 & 0x0000ff00) >> 8) * aWeight3; |
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TUint32 g4 = ((aValue4 & 0x0000ff00) >> 8) * aWeight4; |
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TUint32 b1 = (aValue1 & 0x000000ff) * aWeight1; |
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TUint32 b2 = (aValue2 & 0x000000ff) * aWeight2; |
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TUint32 b3 = (aValue3 & 0x000000ff) * aWeight3; |
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TUint32 b4 = (aValue4 & 0x000000ff) * aWeight4; |
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TUint32 a = ((a1 + a2 + a3 + a4) << 8) & 0xff000000; |
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TUint32 r = ((r1 + r2 + r3 + r4)) & 0x00ff0000; |
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TUint32 g = ((g1 + g2 + g3 + g4) >> 8) & 0x0000ff00; |
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TUint32 b = ((b1 + b2 + b3 + b4) >> 16) & 0x000000ff; |
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return (a | r | g | b); |
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} |