camerauis/cameraapp/generic/inc/CamDecorator.h
branchRCL_3
changeset 54 bac7acad7cb3
parent 0 1ddebce53859
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraapp/generic/inc/CamDecorator.h	Wed Sep 01 12:30:54 2010 +0100
@@ -0,0 +1,110 @@
+/*
+* Copyright (c) 2007-2008 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 UI decorator*
+*/
+
+
+
+#ifndef CAMDECORATOR_H
+#define CAMDECORATOR_H
+
+#include <e32base.h>
+ 
+
+class TResourceReader;
+class CBlendedBackground;
+class CBitmapContext;
+class TRect;
+class CCamAppController;
+class CCamRecordingIconDecoration;
+class MCamObserver;
+
+class CCamDecorator : public CBase
+    {
+public:
+    /**
+    * Symbian OS two-phased constructor
+    * @since 2.8
+    * @param aResourceId The resource that describes the decorations required. If 0, a blank decorator is created (i.e. Draw() will have no effect)
+    * @param aObserver If creator is interested, will be registered with observable decorations
+    * @return New instance of class
+    */
+	static CCamDecorator* NewL( CCamAppController& aController,
+	                            TInt               aResourceId, 
+	                            MCamObserver*      aObserver = NULL );
+
+    /**
+    * Destructor
+    */
+    ~CCamDecorator();
+
+protected:
+    /**
+    * Constructor
+    */
+    CCamDecorator( CCamAppController& aController );
+
+    /**
+    * Second-phase constructor
+    * @param aResourceId The resource that describes the decorations required. If 0, a blank decorator is created (i.e. Draw() will have no effect)
+    * @param aObserver If creator is interested, will be registered with observable decorations
+    */
+    void ConstructL( TInt aResourceId, MCamObserver* aObserver );
+
+public: // New functions
+    /**
+    * Draws all decorations
+    * @param aGc The context to use while drawing
+    * @param aDrawRect Rectangle passed on to decorations - meaning varies depending on decoration
+    * @param aForceBlankers Forces the display of the blanking components
+    */
+    void Draw( CBitmapContext& aGc, const TRect& aDrawRect, const TBool aForceBlankers = EFalse );
+
+private: // New functions
+    /**
+    * Reads in the details of a blended background, and stores an object based on this
+    * @param aResourceReader The resource reader to use
+    */
+    void CreateBlendedBackgroundL(TResourceReader& aResourceReader);
+
+    /**
+    * Reads in the details of a blanker, and stores an object based on this
+    * @param aResourceReader The resource reader to use
+    */
+    void CreateDVFBlankerL(TResourceReader& aResourceReader);
+
+    /**
+    * Reads in the details of a recording icon, and stores an object based on this
+    * @param aResourceReader The resource reader to use
+    */
+    void CreateRecordingIconL(TResourceReader& aResourceReader);
+
+private: // Data
+    // Lists of all decorator elements
+    RArray<TRect> iDVFBlankers;
+    RPointerArray<CCamRecordingIconDecoration> iRecordingIcons;
+    
+    // Controller
+    CCamAppController& iController;
+
+    // An observer to add to observable decorations, if wanted. May be NULL.    
+    MCamObserver* iPossibleObserver;
+    
+    // If true, nothing will be drawn on call to Draw. Optimization.
+    TBool iDrawNothing;
+    };
+    
+#endif // CAMDECORATOR_H
+
+// End of File