imagehandlingutilities/thumbnailmanager/plugins/image/inc/thumbnailimageprovider.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/imagehandlingutilities/thumbnailmanager/plugins/image/inc/thumbnailimageprovider.h Tue Jan 26 15:18:05 2010 +0200
@@ -0,0 +1,132 @@
+/*
+* 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: Image thumbnail provider plugin.
+ *
+*/
+
+
+#ifndef THUMBNAILIMAGEPROVIDER_H
+#define THUMBNAILIMAGEPROVIDER_H
+
+#include "thumbnailprovider.h"
+
+class CThumbnailImageDecoder;
+class CThumbnailImageDecoderv2;
+
+/**
+ * Image thumbnail provider plugin.
+ *
+ * @since S60 v5.0
+ */
+class CThumbnailImageProvider: public CThumbnailProvider
+ {
+
+public:
+
+ /**
+ * Two-phased constructor.
+ *
+ * @since S60 v5.0
+ * @return New image thumbnail provider instance.
+ */
+ static CThumbnailImageProvider* NewL();
+
+ /**
+ * Destructor
+ *
+ * @since S60 v5.0
+ */
+ virtual ~CThumbnailImageProvider();
+
+ /**
+ * Function that will provide thumbnail from given parameters.
+ *
+ * @since S60 v5.0
+ * @param aFs File server session
+ * @param aFile Source image file.
+ * @param aMimeType MIME-type of the image file.
+ * @param aFlags Flags for thumbnail creation.
+ * @param aDisplayMode Used display mode.
+ */
+ void GetThumbnailL( RFs& aFs, RFile64& aFile, const TDataType& aMimeType,
+ const CThumbnailManager::TThumbnailFlags aFlags, const TDisplayMode
+ aDisplayMode, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference );
+
+ /**
+ * Function that will provide thumbnail from given parameters.
+ *
+ * @since S60 v5.0
+ * @param aFs File server session
+ * @param aBuffer Source image buffer.
+ * @param aMimeType MIME-type of the image file.
+ * @param aFlags Flags for thumbnail creation.
+ * @param aDisplayMode Used display mode.
+ */
+ void GetThumbnailL( RFs& aFs, TDesC8* aBuffer, const
+ TDataType& aMimeType, const CThumbnailManager::TThumbnailFlags aFlags,
+ const TDisplayMode aDisplayMode, const CThumbnailManager::TThumbnailQualityPreference aQualityPreference );
+
+ /**
+ * Function that will provide thumbnail from given parameters.
+ *
+ * @since S60 v5.0
+ * @param aFs File server session
+ * @param aBuffer Source image buffer.
+ */
+ void GetThumbnailL( RFs& aFs, TDesC8& aBuffer);
+
+ /**
+ * Cancel a previous thumbnail request, if any.
+ *
+ * @since S60 5.0
+ */
+ void CancelGetThumbnail();
+
+private:
+
+ /**
+ * C++ default constructor
+ *
+ * @since S60 v5.0
+ * @return New image thumbnail provider instance.
+ */
+ CThumbnailImageProvider();
+
+private:
+
+ /**
+ * Thumbnail decoder.
+ */
+ CThumbnailImageDecoder* iImageDecoder;
+
+ /**
+ * Thumbnail decoderv2.
+ */
+ CThumbnailImageDecoderv2* iImageDecoderv2;
+
+ /**
+ * File server session.
+ * Not own.
+ */
+ RFs iFs;
+
+ /**
+ * Mime-type of image
+ */
+ TDataType iMimeType;
+};
+
+#include "thumbnailprovider.inl"
+
+#endif // THUMBNAILIMAGEPROVIDER_H