camerauis/activepalette/Inc/ActivePalette2CheckerboardStyler.h
branchRCL_3
changeset 24 bac7acad7cb3
parent 0 1ddebce53859
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/activepalette/Inc/ActivePalette2CheckerboardStyler.h	Wed Sep 01 12:30:54 2010 +0100
@@ -0,0 +1,83 @@
+/*
+* Copyright (c) 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:  Active Palette Checkerboard Styler*
+*/
+
+
+/**
+ * @file ActivePalette2CheckerboardStyler.h
+ * Active Palette Checkerboard Styler
+ */
+
+#ifndef _ACTIVE_PALETTE_2_CHECKERBOARD_STYLER_H
+#define _ACTIVE_PALETTE_2_CHECKERBOARD_STYLER_H
+
+#include "ActivePalette2Styler.h"
+
+/**
+ * Renders the checkerboard drawing style 2D AP
+ */
+class CActivePalette2CheckerboardStyler : public CActivePalette2Styler
+    {
+public:    
+    /**
+     * 2-stage construction
+     * @return The newly-created object
+     */
+    static CActivePalette2CheckerboardStyler* NewL();
+    
+    /**
+     * Destructor
+     */
+    ~CActivePalette2CheckerboardStyler();
+
+/// @name From CActivePalette2Styler
+//@{
+    void ConstructL();    
+    virtual void DrawItem(TInt aScreenPos, CFbsBitmap* aIcon, CFbsBitmap* aMask, TInt aOffsetFrame, TInt aOffsetTotal);
+    virtual void DrawGap(TInt aScreenPos, TInt aOffsetFrame, TInt aOffsetTotal);
+    virtual void AnimItem(TInt aScreenPos, CFbsBitmap* aIcon, CFbsBitmap* aMask);
+    virtual void DrawTopScrollArrowSection(TBool aShowArrow);
+    virtual void DrawBottomScrollArrowSection(TBool aShowArrow);
+//@}
+    void LoadAndScaleCheckerboardL( CFbsBitmap* aTargetBitmap, const TDesC& aFileName, TInt32 aId, TInt32 aMaskId, TSize aSize );
+    
+private:
+    /// The mask for the top section
+	CFbsBitmap* iAPTopSectionMask;
+
+/**
+ * @name Alternate masks
+ * A note about different masks: as the checkerboard pattern repeats over an even number of pixels,
+ * and the difference in y-positions of two consecutive items is odd, two masks are required for some elements.
+ * For example, to keep the pattern consistent, you should use ItemMaskA, GapMaskA, ItemMaskB, GapMaskB, BottomSectionMaskB
+ */
+//@{
+    /// Item mask for even items. Owned
+	CFbsBitmap* iAPItemMaskA;
+    /// Item mask for odd items. Owned
+	CFbsBitmap* iAPItemMaskB;
+    /// Gap mask for even items. Owned
+	CFbsBitmap* iAPGapMaskA;
+    /// Gap mask for odd items. Owned
+	CFbsBitmap* iAPGapMaskB;
+	/// Bottom section mask for when the total number of items is odd. Owned
+	CFbsBitmap* iAPBottomSectionMaskA;
+	/// Bottom section mask for when the total number of items is even. Owned
+	CFbsBitmap* iAPBottomSectionMaskB;
+//@}	
+    TBool iLineCheckerCounter;
+    };
+
+#endif // _ACTIVE_PALETTE_2_CHECKERBOARD_STYLER_H