--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/camappengine/Engine/Inc/CaeQualityLevels.h Thu Dec 17 08:51:24 2009 +0200
@@ -0,0 +1,181 @@
+/*
+* Copyright (c) 2002 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: Camera Application Engine imaging quality level and container
+*
+*/
+
+
+
+#ifndef CAEQUALITYLEVELS_H
+#define CAEQUALITYLEVELS_H
+
+// INCLUDES
+#include <ecam.h>
+#include <e32base.h>
+#include <e32std.h>
+
+// CONSTANTS
+const TInt KCaeDefaultQltyLevelCount = 3;
+const TInt KCaeMaxSdKeyLength = 10;
+const TInt KCaeMaxQltyLevelStringLength = 256;
+
+// FORWARD DECLARATIONS
+class CQualityLevel;
+class RSharedDataClient;
+
+// CLASS DECLARATION
+
+/**
+* Camera Application Engine image/video quality levels container.
+*
+*/
+NONSHARABLE_CLASS( CCaeQualityLevelsCont ) : public CBase
+ {
+
+ public: // Constructors and destructor
+
+ /**
+ * Destructor.
+ */
+ virtual ~CCaeQualityLevelsCont();
+
+ /**
+ * Two-phased constructor.
+ */
+ static CCaeQualityLevelsCont* NewL();
+
+ /**
+ * Initialize quality levels from Shared Data ini-file.
+ * @since 2.1
+ * @param aSdUidQltyLevels Shared Data ini-file UID
+ * @return Count of quality levels initialized
+ */
+ TInt InitFromSdL(
+ const TUid& aSdUidQltyLevels );
+
+ /**
+ * Initializes quality levels to hardcoded default values.
+ * @since 2.1
+ * @return Count of quality levels initialized
+ */
+ virtual TInt InitDefaultsL() = 0;
+
+ /**
+ * Gets the quality level count.
+ * @since 2.1
+ * @return Quality level count
+ */
+ virtual TInt Count() const = 0;
+
+ /**
+ * Get the specified quality level Shared Data key.
+ * @since 2.1
+ * @param aIndex Quality level index
+ * @return Quality level Shared Data key
+ */
+ virtual const TDes& Key(
+ TInt aIndex ) const = 0;
+
+ protected:
+
+ /**
+ * C++ constructor.
+ */
+ CCaeQualityLevelsCont();
+
+ private: // Private methods.
+
+ /**
+ * Fetches namebase setting from SharedData Camera ini file.
+ * @since 2.1
+ * @param aSdUidQltyLevels Shared Data ini-file UID
+ * @param aIndex Quality level index
+ * @return void
+ */
+ void FetchQualityLevelL(
+ RSharedDataClient& aSharedData,
+ const TUid& aSdUidQltyLevels,
+ TInt aIndex );
+
+ private: // Private pure virtual methods.
+
+ /**
+ * Resizes quality level array.
+ * @since 2.1
+ * @param aQualityLevelCount Quality level count for the new array
+ * @return void
+ */
+ virtual void ResizeL(
+ TInt aQualityLevelCount ) = 0;
+
+ /**
+ * Gets the quality level count Shared Data key.
+ * @since 2.1
+ * @return Quality level count Shared Data key
+ */
+ virtual const TDesC& QltyLevelCountSdKey() const = 0;
+
+ /**
+ * Creates quality level string for SharedData Camera ini file.
+ * @since 2.1
+ * @param aIndex Quality level index
+ * @param aDefaultQualityLevel Output quality level string
+ * @return void
+ */
+ virtual void CreateQualityLevelString(
+ TInt aIndex,
+ TDes& aDefaultQualityLevel ) = 0;
+
+ /**
+ * Parses quality level string to quality level object data.
+ * @since 2.1
+ * @param aQualityLevelString Quality level string to parse
+ * @param aIndex Quality level index
+ * @return void
+ */
+ virtual void ParseQualityLevelFromStringL(
+ const TDesC& qualityLevelString,
+ TInt aIndex ) = 0;
+ };
+
+
+
+// CLASS DECLARATION
+
+/**
+* Camera Application Engine image/video quality level.
+*
+*/
+NONSHARABLE_CLASS( CQualityLevel ) : public CBase
+ {
+ public:
+
+ /**
+ * Constructor.
+ */
+ CQualityLevel();
+
+ /**
+ * Destructor.
+ */
+ virtual ~CQualityLevel();
+
+ public:
+
+ // Shared Data ini-file key.
+ TBuf<KCaeMaxSdKeyLength> iKey;
+
+ };
+
+#endif // CAEQUALITYLEVELS_H