svgtopt/SVG/SVGImpl/src/SVGGlyphElementImpl.cpp
changeset 0 d46562c3d99d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/SVG/SVGImpl/src/SVGGlyphElementImpl.cpp	Thu Jan 07 16:19:02 2010 +0200
@@ -0,0 +1,483 @@
+/*
+* 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
+ *
+*/
+
+
+#if !defined(__E32BASE_H__)
+#include <e32base.h>
+#endif
+#include "SVGGlyphElementImpl.h"
+#include "SVGElementImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGSchemaData.h"
+#include "SVGPathDataParser.h"
+#include "SVGPathElementImpl.h"
+
+#include "GfxAffineTransform.h"
+
+#ifdef SVG_FONTS_INCLUDE
+
+_LIT( SPACE, " " );
+_LIT( D, "d" );
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+CSvgGlyphElementImpl* CSvgGlyphElementImpl::NewL(  const TUint8 aElemID,
+												  CSvgDocumentImpl* aDoc )
+	{
+	CSvgGlyphElementImpl*   self    = new ( ELeave )
+									  CSvgGlyphElementImpl( aDoc );
+	CleanupStack::PushL( self );
+	self->ConstructL(   aElemID);
+	CleanupStack::Pop();
+
+	return self;
+	}
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+CSvgGlyphElementImpl* CSvgGlyphElementImpl::NewLC(  const TUint8 aElemID,
+												   CSvgDocumentImpl* aDoc )
+	{
+	CSvgGlyphElementImpl*   self    = new ( ELeave )
+									  CSvgGlyphElementImpl( aDoc );
+	CleanupStack::PushL( self );
+	self->ConstructL(   aElemID);
+
+	return self;
+	}
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+void CSvgGlyphElementImpl::ConstructL(  const TUint8 aElemID )
+	{
+
+	CSvgElementImpl::InitializeL( aElemID);
+
+	iOwnedPath = EFalse;
+	iUnicode = HBufC::NewL( 2 );
+	*iUnicode = SPACE;
+	iGlyphName = HBufC::NewL( 0 );
+	iLangCode = HBufC::NewL( 0 );
+	iShape = CGfxGeneralPath::NewL();
+	#ifdef SVG_FLOAT_BUILD
+  iHorzAdvX = TFloatFixPt( 0 );
+	#else
+    iHorzAdvX = TFloatFixPt( 0 , ETrue);
+	#endif
+
+    iSvgStyleProperties = new(ELeave) RPointerArray<CCssValue>(KCSS_MAX_ATTR);
+    User::LeaveIfError( iSvgStyleProperties->Append( NULL ) );
+iSvgStyleProperties->Remove( 0 );
+
+
+	}
+
+
+
+
+
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+
+CSvgGlyphElementImpl::CSvgGlyphElementImpl( CSvgDocumentImpl* aDoc )
+    {
+	SetOwnerDocument(aDoc);
+    }
+
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+CSvgGlyphElementImpl::~CSvgGlyphElementImpl()
+    {
+	if ( iUnicode )
+		{
+		delete iUnicode;
+		iUnicode = NULL;
+		}
+
+	if ( iGlyphName )
+		{
+		delete iGlyphName;
+		iGlyphName =  NULL;
+		}
+
+	if ( iLangCode )
+		{
+		delete iLangCode;
+		iLangCode = NULL;
+		}
+
+	if ( iShape )
+		{
+		CSvgElementImpl* aChild = (CSvgElementImpl*)FirstChild();
+		if (!(aChild && aChild->ElemID() == KSvgPathElement))
+			{
+			delete iShape;
+			iShape = NULL;
+			}
+		else if ( iOwnedPath )
+			{
+			delete iShape;
+			}
+		iShape = NULL;
+		}
+
+	if ( iSvgStyleProperties )
+		{
+		iSvgStyleProperties->Close();
+		delete iSvgStyleProperties;
+		iSvgStyleProperties = NULL;
+		}
+
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+void CSvgGlyphElementImpl::GetBBox( TGfxRectangle2D& aBbox )
+    {
+    iShape->GetBounds( GetCTM(), aBbox );
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+void CSvgGlyphElementImpl::GetUnscaledBBox( TGfxRectangle2D& aBbox )
+    {
+    TGfxAffineTransform identityTx;
+    iShape->GetBounds( identityTx, aBbox );
+    }
+
+// *******************************************************
+// From SVG DOM
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+void CSvgGlyphElementImpl::GetUnicode( TDes& aUnicode )
+    {
+    aUnicode = iUnicode->Des();
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TFloatFixPt CSvgGlyphElementImpl::GetHorzAdvX()
+    {
+    return iHorzAdvX;
+    }
+
+
+// *******************************************************
+// SVG Implementation
+
+
+
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+void CSvgGlyphElementImpl::SetPath( const TDesC& aPath )
+    {
+	TSvgPathDataParser::ParsePathData( aPath, iShape );
+    }
+
+
+// *******************************************************
+// From MXmlElementOpt
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::GetAttributeFloat( const TInt aNameId,
+                                               TFloatFixPt& aValue )
+    {
+    switch ( aNameId )
+        {
+        case KAtrRefX:
+        aValue = iShape->PointCoordsArray()[0];
+        break;
+        case KAtrRefY:
+        aValue = iShape->PointCoordsArray()[1];
+        break;
+        case KAtrHorizAdvX:
+        aValue = GetHorzAdvX();
+        break;
+        default:
+        return CSvgElementImpl::GetAttributeFloat( aNameId, aValue );
+        }
+    return KErrNone;
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::GetAttributePath( const TInt aNameId,
+                                             CGfxGeneralPath*& aValue )
+    {
+    if ( aNameId == KAtrData )
+        {
+        aValue = iShape;
+        }
+    else
+        {
+        aValue = NULL;
+        return KErrNoAttribute;
+        }
+
+    return KErrNone;
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::SetAttributePathL( const TInt aNameId,
+                                              CGfxGeneralPath* /* aValue */ )
+    {
+    if ( aNameId == KAtrData )
+        {
+        }
+    else
+        {
+        return KErrNoAttribute;
+        }
+
+    return KErrNone;
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::SetAttributePathRef( const TInt aNameId,
+                                              CGfxGeneralPath*&  aValue  )
+    {
+    if ( aNameId == KAtrData )
+        {
+		if(iShape)
+			{
+			delete iShape;
+			iShape= NULL;
+			}
+		iShape= aValue;
+
+        }
+    else
+        {
+        return KErrNoAttribute;
+        }
+
+    return KErrNone;
+    }
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::GetAttributeDes( const TInt aNameId, TPtrC16& aValue )
+    {
+    switch ( aNameId )
+        {
+        case KAtrUnicode:
+        if ( iUnicode->Length() > 0 )
+            {
+            aValue.Set( *iUnicode );
+            break;
+            }
+        else
+            return KErrNoAttribute;
+
+        case KAtrGlyphName:
+        if ( iGlyphName->Length() > 0 )
+            {
+            aValue.Set( *iGlyphName );
+            break;
+            }
+        else
+            return KErrNoAttribute;
+
+        case KAtrLang:
+        if ( iLangCode->Length() > 0 )
+            {
+            aValue.Set( *iLangCode );
+            break;
+            }
+        else
+            return KErrNoAttribute;
+
+        default:
+        return CSvgElementImpl::GetAttributeDes( aNameId, aValue );
+        }
+    return KErrNone;
+    }
+
+// *******************************************************
+// From MXmlElement
+
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::SetAttributeL( const TDesC& aName,
+                                          const TDesC& aValue )
+    {
+	CSvgElementImpl::SetAttributeL(aName,aValue);
+	if( aName == D )
+		{
+		SetPath (aValue);
+		iOwnedPath = ETrue;
+		}
+    return KErrNone;
+    }
+
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt CSvgGlyphElementImpl::SetAttributeFloatL( const TInt aNameId,
+                                               const TFloatFixPt aValue )
+	{
+		if( aNameId == KAtrHorizAdvX )
+			{
+			iHorzAdvX = aValue;
+			}
+		else return CSvgElementImpl::SetAttributeFloatL( aNameId, aValue );
+    return KErrNone;
+	}
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TInt  CSvgGlyphElementImpl::SetAttributeDesL( const TInt aNameId, const TDesC& aValue )
+{
+	switch (aNameId)
+		{
+		case KAtrUnicode:
+						delete iUnicode;
+						iUnicode = NULL;
+						iUnicode = aValue.AllocL();
+						//iUnicode->Des().ZeroTerminate();
+						break;
+		case KAtrGlyphName:
+						delete iGlyphName;
+						iGlyphName = NULL;
+						iGlyphName = aValue.AllocL();
+						break;
+		case KAtrLang:
+						delete iLangCode;
+						iLangCode = NULL;
+						iLangCode = aValue.AllocL();
+						break;
+
+		default:		return CSvgElementImpl::SetAttributeDesL( aNameId, aValue );
+
+		}
+	return KErrNone;
+}
+
+
+// *******************************************************
+// From CSvgElementImpl
+
+// perform a deep clone of this object
+// ==========================================================================
+// Need method description
+// ==========================================================================
+MXmlElement* CSvgGlyphElementImpl::CloneL(MXmlElement*)
+    {
+    return NULL;
+    }
+
+// ==========================================================================
+// Need method description
+// ==========================================================================
+TBool CSvgGlyphElementImpl::DrawL( CGfx2dGc* /* aGc */,
+                                   CSvgElementImpl* /* aElement */ )
+    {
+    return EFalse;
+    }
+
+
+// *******************************************************
+// Private
+
+CGfxGeneralPath* CSvgGlyphElementImpl::GetPathAttribute(TInt aAttributeId)
+	{
+	if(aAttributeId == KAtrD)
+		{
+		return iShape;
+		}
+	else
+		{
+		return NULL;
+		}
+	}
+void CSvgGlyphElementImpl::SetPathAttribute(TInt aAttributeId, CGfxGeneralPath* aPathHandle)
+{
+	if(aAttributeId == KAtrD)
+		{
+		if(iShape == aPathHandle)
+			{
+			return;
+			}
+		delete iShape;
+		iShape = aPathHandle;
+		}
+}
+
+void CSvgGlyphElementImpl::Print( TBool aIsEncodeOn )
+{
+	if (!aIsEncodeOn)
+	{
+	#ifdef _DEBUG
+	if (iGlyphName)
+	{
+	RDebug::Printf("<glyph name=\"%s\" unicode=\"%d\" lang=\"%d\" horiz-adv-x=\"%d\" >",
+	iGlyphName, (int)iUnicode, (int)iLangCode, (int)iHorzAdvX);
+
+	if (iShape)
+	{
+		RArray<TUint32>* lTypes = iShape->PointTypeArray();
+		RArray<TFloatFixPt>* lCoords = iShape->PointCoordsArrayAll();
+
+		if (lTypes->Count() != lCoords->Count())
+		{
+			RDebug::Printf("Invalid path points and types didnt match", this);
+			return;
+		}
+
+		RDebug::Printf("<path d=\"", this);
+
+		TInt lTypesCnt = lTypes->Count();
+		for (TInt i=0; i < lTypesCnt; i++)
+		{
+			RDebug::Printf("%c ", lTypes->operator[]( i ));
+			RDebug::Printf("%d ", (int)(lCoords->operator[]( i )));
+		}
+
+		RDebug::Printf(" z\">", this);
+	}
+
+	RDebug::Printf("</glyph>", this);
+	}
+	#endif
+	}
+}
+#endif    //ifdef SVG_FONTS_INCLUDE