author | Dario Sestito <darios@symbian.org> |
Mon, 19 Jul 2010 17:58:36 +0100 | |
branch | RCL_3 |
changeset 54 | 5bec7efefe18 |
parent 19 | 04becd199f91 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2005 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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#ifndef LCDTRANSFORM_H |
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#define LCDTRANSFORM_H |
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#include <gdi.h> |
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#include <lcdgdrv.h> |
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|
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/** |
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* Simple symmetry group + translation transformation. |
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* |
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*@internal |
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*/ |
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class TLcdTransform |
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{ |
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public: |
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IMPORT_C TPoint operator()(const TPoint&) const; |
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IMPORT_C TLcdTransform operator*(const TLcdTransform& aTransform) const; |
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IMPORT_C TBool operator == (const TLcdTransform&) const; |
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IMPORT_C TLcdTransform Inverse() const; |
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|
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TInt iDuDx; |
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TInt iDuDy; |
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TInt iDvDx; |
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TInt iDvDy; |
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TInt iU0; |
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TInt iV0; |
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}; |
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|
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/** |
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* Construct transform for given transform type. |
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*/ |
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IMPORT_C TLcdTransform Transform(TTransformType aType, const TSize& aSize); |
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|
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/** |
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* Construct identity transformation. |
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*/ |
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IMPORT_C TLcdTransform Identity(); |
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|
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/** |
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* Construct vertical reflection. |
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* |
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* Maps from source (image) coords to destination (graphics) coords. |
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*/ |
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IMPORT_C TLcdTransform ReflectVert(const TSize& aSize); |
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/** |
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* Construct horizontal reflection. |
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* |
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* Maps from source (image) coords to destination (graphics) coords. |
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*/ |
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IMPORT_C TLcdTransform ReflectHorz(const TSize& aSize); |
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/** |
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* Construct diagonal reflection. |
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* |
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* Maps from source (image) coords to destination (graphics) coords. |
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*/ |
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IMPORT_C TLcdTransform ReflectDiag(); |
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/** |
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* Construct translation. |
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* |
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* Maps from source (image) coords to destination (graphics) coords. |
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* |
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*/ |
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IMPORT_C TLcdTransform Translate(const TPoint& aPoint); |
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#endif // LCDTRANSFORM_H |