diff -r 57d4cdd99204 -r edfc90759b9f imageeditor/inc/PreviewControlBase.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/imageeditor/inc/PreviewControlBase.h Fri Jan 29 13:53:17 2010 +0200 @@ -0,0 +1,144 @@ +/* +* Copyright (c) 2010 Ixonos Plc. +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of the "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: +* Ixonos Plc +* +* Description: +* +*/ + + + +#ifndef PREVIEWCONTROLBASE_H +#define PREVIEWCONTROLBASE_H + +// INCLUDES +#include "ImageEditorControlBase.h" +#include "DrawUtils.h" + +// FORWARD DECLARATIONS +class CFbsBitmap; +class CPluginInfo; + +// CONSTANTS +const TInt KDancingAntzTimerDelayInMicroseconds = 100000; +const TInt KDancingAntzTimerIntervalInMicroseconds = 250000; + +// These can be replaced in the plug-ins to adjust the movement +const TInt KDefaultFastKeyTimerDelayInMicroseconds = 200000; +const TInt KDefaultFastKeyTimerIntervalInMicroseconds = 50000; +const TInt KDefaultFastKeyTimerMultiplyThresholdInTicks = 3; +const TInt KDefaultSmallNavigationStepMultiplier = 1; +const TInt KDefaultBigNavigationStepMultiplier = 6; + + +/* CLASS: CPreviewControlBase +* +* CPreviewControlBase acts as a base class for preview pane Image Editor UI. +* +*/ +class CPreviewControlBase : public CImageEditorControlBase +{ + +public: + +/** @name Methods:*/ +//@{ + + /* NewL factory method, pops cleanupstack + * + * @param aRect - control rectangle + * @param aParent - pointer to window owning control + * @return - pointer to newly created CPreviewControlBase + */ + IMPORT_C static CPreviewControlBase * NewL ( + const TRect & aRect, + CCoeControl * aParent + ); + + /* Second phase constructor + * + * @see CImageEditorControlBase + */ + IMPORT_C virtual void ConstructL ( + const TRect & aRect, + CCoeControl * aParent + ); + + /* Destructor + * + * @param - + * @return - + */ + IMPORT_C virtual ~CPreviewControlBase(); + + /* SetImage + * + * @see CImageEditorControlBase + */ + IMPORT_C virtual void SetImageL (CFbsBitmap * aBitmap); + + /* SetImageL + * + * @see CImageEditorControlBase + */ + IMPORT_C virtual void SetImageL (const CFbsBitmap * aBitmap); + + /* DrawPreviewImage + * + * Draws preview image + * + * @param aRect - region of control in need of redrawing + * @return - + */ + IMPORT_C virtual void DrawPreviewImage (const TRect & aRect) const; + + +//@} + +protected: + +/** @name Methods:*/ +//@{ +//@} + +/** @name Members:*/ +//@{ + /// Preview image + const CFbsBitmap * iPreview; +//@} + +private: + +/** @name Methods:*/ +//@{ + + /* Draw + * + * @see CImageEditorControlBase + */ + IMPORT_C virtual void Draw (const TRect & aRect) const; + +//@} + +/** @name Members:*/ +//@{ + +//@} + + +}; + + +#endif + +// End of File