diff -r 000000000000 -r 15bf7259bb7c uiaccelerator_plat/alf_core_toolkit_api/inc/uiacceltk/HuiDropShadowBrush.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/uiaccelerator_plat/alf_core_toolkit_api/inc/uiacceltk/HuiDropShadowBrush.h Tue Feb 02 07:56:43 2010 +0200 @@ -0,0 +1,158 @@ +/* +* Copyright (c) 2006-2007 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: ?Description +* +*/ + + + +#ifndef __HUIDROPSHADOWBRUSH_H__ +#define __HUIDROPSHADOWBRUSH_H__ + + +#include +#include +#include +#include +#include +#include + + +/** + * Drop shadow is drawn behind the visual, outside of its edges. + * + */ +NONSHARABLE_CLASS(CHuiDropShadowBrush) : public CHuiBrush + { +public: + + /* Constructors and destructor. */ + + /** + * Constructor. + * @param aDepth Shadow depth in metric units. + */ + IMPORT_C static CHuiDropShadowBrush* NewL(const THuiMetric& aDepth); + + /** + * Constructor. The new brush is left on the cleanup stack. + * @param aDepth Shadow depth in metric units. + */ + IMPORT_C static CHuiDropShadowBrush* NewLC(const THuiMetric& aDepth); + + /** + * Constructor. + * @deprecated + * @param aDepth Shadow depth in pixels. + */ + IMPORT_C static CHuiDropShadowBrush* NewL(TInt aDepth); + + /** + * Constructor. The new brush is left on the cleanup stack. + * @deprecated + * @param aDepth Shadow depth in pixels. + */ + IMPORT_C static CHuiDropShadowBrush* NewLC(TInt aDepth); + + /** + * Sets shadow depth. + * @param aDepth Shadow depth in metric units. + */ + IMPORT_C void SetDepth(const THuiMetric& aDepth); + + /** + * Sets minimum width of soft edges. + * @param aDepth Shadow depth in metric units. + */ + IMPORT_C void SetSoftness(const THuiMetric& aSoftness); + + /** + * Sets shadow color. + * @param aColor Shadow color. + */ + IMPORT_C void SetColor(const TRgb& aColor); + + /** + * Destructor. + */ + ~CHuiDropShadowBrush(); + + + /* Methods. */ + + /** + * From CHuiBrush. + * @see CHuiBrush::Changed() + */ + TBool Changed() const; + + /** + * From CHuiBrush. + * @see CHuiBrush::ClearChanged() + */ + void ClearChanged(); + + /** + * Draw the brush. + */ + void Draw(CHuiGc& aGc, const MHuiBrushGuide& aGuide) const; + + void ExpandVisualRect(TRect& aRect) const; + + +protected: + + /* Constructors. */ + + /** + * Constructor. + */ + CHuiDropShadowBrush(TInt aDepth); + + /** + * Constructor. + */ + CHuiDropShadowBrush(const THuiMetric& aDepth); + + +private: + + /* Private methods */ + TReal32 DepthInPixels(const CHuiVisual* aVisual) const; + TReal32 SoftnessInPixels(const CHuiVisual* aVisual) const; + TReal32 ValueInPixels(const CHuiVisual* aVisual, const THuiTimedValue& aValue) const; + +public: + + /* Public properties. */ + + /** Minimum width of soft edges. */ + THuiTimedValue iSoftness; + + /** Depth of the shadow. */ + THuiTimedValue iDepth; + +private: + + /** Metric for depth of the shadow. */ + THuiMetric iDepthMetric; + + /** Metric for the shadow softness */ + THuiMetric iSoftnessMetric; + + /** Color for depth of the shadow. */ + TRgb iColor; + }; + +#endif // __HUIDROPSHADOWBRUSH_H__