--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/vtuis/videotelui/inc/CVtUiBitmapManager.h Mon Nov 23 14:47:47 2009 +0200
@@ -0,0 +1,188 @@
+/*
+* Copyright (c) 2004, 2005 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: Bitmap manager for Video Telephone application.
+*
+*/
+
+
+
+#ifndef CVTUIBITMAPMANAGER_H
+#define CVTUIBITMAPMANAGER_H
+
+// INCLUDES
+#include <e32base.h>
+#include <gdi.h>
+#include "videotelui.hrh"
+
+// DATA TYPES
+
+/**
+* Type definition for bitmap pool identifier.
+* Zero is reserved as invalid identifier.
+*/
+typedef TInt TVtUiBitmapPoolId;
+
+// FORWARD DECLARATION
+class CFbsBitmap;
+
+// CLASS DECLARATION
+
+/**
+* Bitmap manager for Video Telephone application.
+* @since Series 60 2.8
+*/
+class CVtUiBitmapManager
+ : public CBase
+ {
+ public: // Constructors and destructor
+
+ /**
+ * Constructor.
+ */
+ CVtUiBitmapManager();
+
+ /**
+ * Destructor.
+ */
+ ~CVtUiBitmapManager();
+
+ public: // New functions
+
+ /**
+ * Adds bitmaps to the pool.
+ * @param aBitmapId bitmap identifier.
+ * @param aBitmapMaskId bitmap mask identifier,
+ * KErrNotFound if no mask.
+ * @param aExpectDefaultColor ETrue if default color is to be expected.
+ * @return bitmap pool identifier.
+ */
+ TVtUiBitmapPoolId AddBitmapsL(
+ TVtUiBitmapId aBitmapId,
+ TVtUiBitmapId aBitmapMaskId,
+ TBool aExpectDefaultColor );
+
+ /**
+ * Adds bitmap to the pool.Note that this bitmap does not have mask.
+ * @param aBitmapId bitmap identifier.
+ * @param aExpectDefaultColor ETrue if default color is to be expected.
+ * @return bitmap pool identifier.
+ */
+ TVtUiBitmapPoolId AddBitmapL(
+ TVtUiBitmapId aBitmapId,
+ TBool aExpectDefaultColor );
+
+ /**
+ * Removes bitmap from the pool.
+ * @param aId bitmap pool identifier.
+ */
+ void RemoveBitmap( TVtUiBitmapPoolId aId );
+
+ /**
+ * Sets size of the specified bitmap. This method must be
+ * called before bitmap is used.
+ *
+ * @param aId bitmap pool identifier.
+ * @param aSize size of the bitmap.
+ */
+ void SetSize(
+ TVtUiBitmapPoolId aId,
+ const TSize& aSize );
+
+ /**
+ * Sets size and default color of the specified bitmap.
+ * This method must be called before bitmap is used.
+ *
+ * @param aId bitmap pool identifier.
+ * @param aSize size of the bitmap.
+ * @param aDefaultColor default color of the bitmap.
+ */
+ void SetSizeAndColor(
+ TVtUiBitmapPoolId aId,
+ const TSize& aSize,
+ const TRgb& aDefaultColor );
+
+ /**
+ * Sets aspect ratio preservation status.
+ * @param aId bitmap pool identifier.
+ * @param aPreserve ETrue if aspect ration is to be preserved.
+ */
+ void SetAspectRatio(
+ TVtUiBitmapPoolId aId,
+ TBool aPreserve );
+
+ /**
+ * This method is called to inform that bitmap is required.
+ * @param aId bitmap pool identifier.
+ */
+ void RequireBitmap( TVtUiBitmapPoolId aId );
+
+ /**
+ * Gets bitmap & its mask.
+ * @param aId bitmap pool identifier.
+ * @param aBitmap it will be updated to hold bitmap pointer,
+ * or NULL if bitmap is not available. This pointer
+ * must not be kept any longer than absolutely required.
+ * @param aBitmapMask it will be updated to hold bitmap mask pointer,
+ * or NULL if bitmap mask is not available. This pointer
+ * must not be kept any longer than absolutely required.
+ */
+ void GetBitmaps(
+ TVtUiBitmapPoolId aId,
+ CFbsBitmap*& aBitmap,
+ CFbsBitmap*& aBitmapMask );
+
+ /**
+ * Gets bitmap & its mask.
+ * @param aId bitmap pool identifier.
+ * @param aBitmap it will be updated to hold bitmap pointer,
+ * or NULL if bitmap is not available. This pointer
+ * must not be kept any longer than absolutely required.
+ */
+ void GetBitmap(
+ TVtUiBitmapPoolId aId,
+ CFbsBitmap*& aBitmap );
+
+ /**
+ * Invalidates bitmaps. This is called on theme / layout change.
+ */
+ void InvalidateBitmaps();
+
+ private:
+
+ // Inner class.
+ class CBitmapInfo;
+
+ /**
+ * Finds bitmap based on pool identifier.
+ * @param aId bitmap pool identifier.
+ * @return KErrNotFound if not found, or index to array.
+ */
+ TInt Find( TVtUiBitmapPoolId aId ) const;
+
+ private:
+
+ // Owned array of bitmap information instances.
+ RPointerArray< CBitmapInfo > iBitmapArray;
+
+ // Bitmap pool identifier used to generate bitmaps.
+ TVtUiBitmapPoolId iBitmapId;
+
+ // Temporary instance for getting bitmap file name.
+ TFileName iTmpFileName;
+
+ };
+
+#endif // CVTUIBITMAPMANAGER_H
+
+// End of File