svgtopt/SVG/SVGEngine/inc/SVGAttributeVerifier.h
changeset 0 d46562c3d99d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/SVG/SVGEngine/inc/SVGAttributeVerifier.h	Thu Jan 07 16:19:02 2010 +0200
@@ -0,0 +1,75 @@
+/*
+* Copyright (c) 2003 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:  SVG Implementation header file
+ *
+*/
+
+
+#ifndef _INC_CSVGATTRIBUTEVERIFIER_
+#define _INC_CSVGATTRIBUTEVERIFIER_
+
+#if !defined(__E32BASE_H__)
+#include <e32base.h>
+#endif
+
+
+#include <badesca.h>
+
+#define KSVG_COORDINATE_TYPE 2
+#define KSVG_LENGTH_TYPE 1
+const TInt KMax16BitValue = 32765;
+
+/**
+ * This class provides methods to verify attributes values, to reorder
+ * the attributes and to check for required attributes for specific elements,
+ *
+ *  @lib SVGEngine.lib
+ *  @since 1.0
+ */
+class CSvgAttributeVerifier : public CBase
+{
+    public:
+
+
+		 /**
+         * Parse the given string for a decimal value.
+         *
+         * @since 1.0
+         * @param aNumberString : decimal value string
+         * @param aValueStorage : value storage
+         * @return ETrue if string is a valid decimal value.
+		 */
+		static TBool ParseForDecimalValue( const TDesC& aNum2Str, TReal32& aValue, const TDesC& aAttrValue, TBool isSvgElement );
+
+		/**
+		 * Verify the range of the value of an attribute based on its type
+		 * The string value is converted into the required type and passed back to
+		 * the calling function
+		 * @since 1.0
+		 * @param aValues   : value of the attribute
+		 * @param aConvVal  : reference parameter to return the converted value
+		 * @param aDatatype : flag to determine the type of datatype
+		 * @return ETrue if string is a valid decimal value and lies in a valid range.
+		 */
+
+		static TBool ValidAttrValue	(
+		    const TDesC& aValue,
+			TReal32& aConvVal,
+			TUint8 aDatatype,
+			const TDesC& aAttrValue,
+			TBool isSvgElement
+            );
+};
+
+#endif