--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/SVG/SVGImpl/src/SVGLinearGradientElementImpl.cpp	Thu Jan 07 16:19:02 2010 +0200
@@ -0,0 +1,271 @@
+/*
+* 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 source file
+ *
+*/
+
+
+#include "SVGLinearGradientElementImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGSchemaData.h"
+#include "SvgStopElementImpl.h"
+#include "SVGIntCssValueImpl.h"
+
+#include "GfxAffineTransform.h"
+
+_LIT(X1,"x1");
+_LIT(X2,"x2");
+_LIT(Y1,"y1");
+_LIT(Y2,"y2");
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgLinearGradientElementImpl* CSvgLinearGradientElementImpl::NewL(const TUint8 aElemID, CSvgDocumentImpl* aDoc )
+	{
+    CSvgLinearGradientElementImpl *self = new (ELeave) CSvgLinearGradientElementImpl(aDoc);
+    CleanupStack::PushL(self);
+    self->ConstructL(aElemID);
+    CleanupStack::Pop(self);
+    return self;
+	}
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+void CSvgLinearGradientElementImpl::ConstructL(const TUint8 aElemID)
+	{
+    CSvgGradientElementImpl::ConstructL(aElemID);
+
+	}
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgLinearGradientElementImpl::CSvgLinearGradientElementImpl( CSvgDocumentImpl* aDoc ):
+	CSvgGradientElementImpl(aDoc)
+	{
+	iGradientPaint = &iGfxLinearPaint;
+	}
+
+// ---------------------------------------------------------------------------
+//Dt:17-Feb-2009 modified the function to support  the % values for X1,Y1,X2,Y2
+//TSW ISSUE ID: ANAE-7NZ8B8
+// ---------------------------------------------------------------------------
+TInt CSvgLinearGradientElementImpl::SetAttributeL(const TDesC &aName, const TDesC &aValue)
+	{
+	TFloatFixPt KZero( KFloatFixZero );
+	TFloatFixPt KOne( KFloatFixOne );
+	TFloatFixPt val;
+	if ( aName == X1 || aName == X2 || aName == Y1 || aName == Y2 )
+		{
+
+		if ( IsValidValue(aValue) )
+			{
+			val = TFloatFixPt::ConvertString(aValue); 
+			if ( aValue.Locate('%') != KErrNotFound )
+				{
+				val = val / TFloatFixPt(100);
+				}
+			}
+		else
+			{
+			if( aName == X2 )
+				{
+				val = KOne;
+				}
+			else 
+				{
+				val = KZero;
+				}
+			}
+		if( aName==X1 )
+			{
+			iGfxLinearPaint.iX1 = val;
+			}
+		else if( aName==Y1 )   
+			{
+			iGfxLinearPaint.iY1 = val;
+			}
+		else if( aName==X2 )
+			{
+			iGfxLinearPaint.iX2 = val;
+			}
+		else
+			{
+			iGfxLinearPaint.iY2 = val;
+			}
+
+		}
+	else 
+		{
+		CSvgGradientElementImpl::SetAttributeL( aName, aValue );
+		}
+    return 0;
+	}
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+MGfxPaint *CSvgLinearGradientElementImpl::PaintAttribute()
+	{
+	TInt i=0;
+	TFloatFixPt lOffset;
+	TUint32 lStopColor;
+	TFloatFixPt	lStopOpacity;
+	if( iStopElementData )
+		{
+		iStopElementData->Reset();
+		}
+	
+	TInt svgStopEleArrayCnt = iSvgStopElementArray->Count();
+    for(i=0;i<svgStopEleArrayCnt ;i++)
+		{
+		CSvgStopElementImpl* temp = (*iSvgStopElementArray)[i];
+		
+		// Check if the element has valid offset value. If the offset had invalid value
+		// it will be made zero but this function will return FALSE.
+		if( temp->IsValidElement() )
+		{
+		    temp->GetOffset(lOffset);
+            temp->GetStopColor(lStopColor);
+	    	temp->GetStopOpacity (lStopOpacity);
+	    	TSvgStopData la ;
+	    	la.iOffset = lOffset;
+	    	la.iStopColor = lStopColor;
+	    	la.iStopOpacity = lStopOpacity;
+	    	TInt error = iStopElementData->Append(la);
+	    	if(error != KErrNone)
+		 	{
+			// not enough memory
+			break;
+			}	
+		}
+        
+		}
+	iGfxLinearPaint.iStopData = iStopElementData;
+    const TGfxAffineTransform& tempTransform = GetCTM();
+	iGradientPaint->iGradientTransform.matrix[0][0] = tempTransform.iM00.iValue;
+    iGradientPaint->iGradientTransform.matrix[0][1] = tempTransform.iM01.iValue;
+    iGradientPaint->iGradientTransform.matrix[0][2] = tempTransform.iM02.iValue;
+	iGradientPaint->iGradientTransform.matrix[1][0] = tempTransform.iM10.iValue;
+	iGradientPaint->iGradientTransform.matrix[1][1] = tempTransform.iM11.iValue;
+	iGradientPaint->iGradientTransform.matrix[1][2] = tempTransform.iM12.iValue;
+    return &iGfxLinearPaint;
+	}
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt CSvgLinearGradientElementImpl::GetAttributeFloat( const TInt aNameId, TFloatFixPt& aValue )
+	{
+	 switch ( aNameId )
+        {
+        case KAtrX1:
+			 aValue = iGfxLinearPaint.iX1 ;
+			 break;
+        case KAtrY1:
+			 aValue = iGfxLinearPaint.iY1 ;
+			break;
+        case KAtrX2 :
+			 aValue = iGfxLinearPaint.iX2 ;
+			break;
+        case KAtrY2 :
+			 aValue = iGfxLinearPaint.iY2 ;
+			break;
+        default:
+			return CSvgElementImpl::GetAttributeFloat( aNameId, aValue );
+        }
+	return 0;
+	}
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt CSvgLinearGradientElementImpl::SetAttributeFloatL( const TInt aNameId, const TFloatFixPt aValue )
+	{
+    switch ( aNameId )
+        {
+        case KAtrX1:
+			iGfxLinearPaint.iX1 = aValue;
+			break;
+        case KAtrY1:
+			iGfxLinearPaint.iY1 = aValue;
+			break;
+        case KAtrX2 :
+			iGfxLinearPaint.iX2 = aValue;
+			break;
+        case KAtrY2 :
+			iGfxLinearPaint.iY2 = aValue;
+			break;
+        default:
+			return CSvgElementImpl::SetAttributeFloatL( aNameId, aValue );
+        }
+	return 0;
+	}
+TInt CSvgLinearGradientElementImpl::SetAttributeIntL( const TInt aNameId,
+                                        const TInt32 aValue )
+{
+	CSvgGradientElementImpl::SetAttributeIntL(  aNameId,
+												 aValue );
+	return 0;
+
+}
+TInt CSvgLinearGradientElementImpl::GetAttributeIntL( const TInt aNameId, TInt32& aValue )
+{
+	CSvgGradientElementImpl::GetAttributeIntL(aNameId,  aValue );
+	return 0;
+}
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgLinearGradientElementImpl::~CSvgLinearGradientElementImpl()
+	{
+
+	}
+
+void CSvgLinearGradientElementImpl::Print( TBool aIsEncodeOn )
+{
+	if (!aIsEncodeOn)
+	{
+		#ifdef _DEBUG
+		RDebug::Printf("<linearGradient xlink:href=\"hmm\" spreadMethod=\"hmm\" gradientUnits=\"hmm\" gradientTransform=\"hmm\" x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\"/>",
+		/*Href(),*/ (int)iGfxLinearPaint.iX1, (int)iGfxLinearPaint.iY1, (int)iGfxLinearPaint.iX2, (int)iGfxLinearPaint.iY2);
+		#endif
+	}
+}
+TBool CSvgLinearGradientElementImpl::IsValidValue(const TDesC& aValue)
+{
+    TBool lValidValue = ETrue;
+    // aValue can only contain these characters "-+.%0123456789", If it contains any thing
+    // other than this it should be treated as 0.
+    
+    _LIT(KValidChars,"-+.%0123456789");
+    TBufC<14> lValidChars(KValidChars);
+        
+    TInt llength = aValue.Length();
+        
+    for( int charpos = 0 ; charpos < llength; charpos++ )
+    {
+        if( lValidChars.Locate(aValue[charpos]) == KErrNotFound )
+        {
+            
+            lValidValue = EFalse;
+            break;
+        }
+    }
+    
+    return lValidValue;
+}