--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/svgtopt/SVG/SVGImpl/src/SVGCircleElementImpl.cpp Thu Jan 07 16:19:02 2010 +0200
@@ -0,0 +1,373 @@
+/*
+* 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 "SVGCircleElementImpl.h"
+#include "SVGElementImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGSchemaData.h"
+
+#include "GfxAffineTransform.h"
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgCircleElementImpl* CSvgCircleElementImpl::NewL( const TUint8 aElemID,
+ CSvgDocumentImpl* aDoc )
+ {
+ CSvgCircleElementImpl* self = new ( ELeave )
+ CSvgCircleElementImpl( aDoc );
+ CleanupStack::PushL( self );
+ self->ConstructL( aElemID );
+ CleanupStack::Pop();
+
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgCircleElementImpl* CSvgCircleElementImpl::NewLC( const TUint8 aElemID,
+ CSvgDocumentImpl* aDoc )
+ {
+ CSvgCircleElementImpl* self = new ( ELeave )
+ CSvgCircleElementImpl( aDoc );
+ CleanupStack::PushL( self );
+ self->ConstructL( aElemID );
+
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+void CSvgCircleElementImpl::ConstructL( const TUint8 aElemID )
+ {
+ CSvgElementImpl::InitializeL( aElemID );
+
+ iSvgStyleProperties = new(ELeave) RPointerArray<CCssValue>(KCSS_MAX_ATTR);
+ User::LeaveIfError( iSvgStyleProperties->Append( NULL ) );
+ iSvgStyleProperties->Remove( 0 );
+
+ iSvgTransformable = CSvgTransformableImpl::NewL();
+
+ iReqAttrFlag=KSVG_CIRCLE_ELEMFLAG;
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+CSvgCircleElementImpl::~CSvgCircleElementImpl()
+ {
+
+ if ( iSvgStyleProperties )
+ {
+ iSvgStyleProperties->Close();
+ delete iSvgStyleProperties;
+ iSvgStyleProperties = NULL;
+ }
+ }
+
+// *******************************************************
+// From SVG DOM
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TFloatFixPt CSvgCircleElementImpl::Cx()
+ {
+ #ifdef SVG_FLOAT_BUILD
+ return iCircle.iX + (iCircle.iWidth * TFloatFixPt( 0.5f ) );
+ #else
+ return iCircle.iX + (iCircle.iWidth >> 1);
+ #endif
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+TFloatFixPt CSvgCircleElementImpl::Cy()
+ {
+ #ifdef SVG_FLOAT_BUILD
+ return iCircle.iY + (iCircle.iHeight * .5f);
+ #else
+ return iCircle.iY + (iCircle.iHeight >> 1);
+ #endif
+ }
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+TFloatFixPt CSvgCircleElementImpl::R()
+ {
+ #ifdef SVG_FLOAT_BUILD
+ return iCircle.iWidth * .5f;
+ #else
+ return iCircle.iWidth >> 1;
+ #endif
+ }
+
+// *******************************************************
+// SVG Implementation
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+void CSvgCircleElementImpl::SetCx( TFloatFixPt aCx )
+ {
+ #ifdef SVG_FLOAT_BUILD
+ iCircle.iX = aCx - (iCircle.iWidth * .5f);
+ #else
+ iCircle.iX = aCx - (iCircle.iWidth >> 1);
+ #endif
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+void CSvgCircleElementImpl::SetCy( TFloatFixPt aCy )
+ {
+ #ifdef SVG_FLOAT_BUILD
+ iCircle.iY = aCy - (iCircle.iHeight * .5f);
+ #else
+ iCircle.iY = aCy - (iCircle.iHeight >> 1);
+ #endif
+
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+void CSvgCircleElementImpl::SetR( TFloatFixPt aR )
+ {
+ #ifdef SVG_FLOAT_BUILD
+ if (aR < TFloatFixPt(0))
+ {
+ aR = 0;
+ }
+ iCircle.iX += (iCircle.iWidth * TFloatFixPt(.5f)) - aR;
+ iCircle.iWidth = aR * TFloatFixPt(2.0f);
+ // Both x and width will be changed.
+ iCircle.iY += (iCircle.iHeight * TFloatFixPt(.5f)) - aR;
+ iCircle.iHeight = aR * TFloatFixPt(2.0f);
+ #else
+ if (aR < TFloatFixPt(0, ETrue))
+ {
+ aR = TFloatFixPt(0, ETrue);
+ }
+ iCircle.iX += (iCircle.iWidth >> 1) - aR;
+ iCircle.iWidth = aR << 1;
+ // Both x and width will be changed.
+ iCircle.iY += (iCircle.iHeight >> 1) - aR;
+ iCircle.iHeight = aR << 1;
+ #endif
+
+ }
+
+// *******************************************************
+// From MXmlElement
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt CSvgCircleElementImpl::SetAttributeL( const TDesC& aName,
+ const TDesC& aValue )
+ {
+ CSvgElementImpl::SetAttributeL(aName,aValue);
+ return KErrNone;
+ }
+
+
+// From MXmlElementOpt
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt CSvgCircleElementImpl::GetAttributeFloat( const TInt aNameId,
+ TFloatFixPt& aValue )
+ {
+ switch ( aNameId )
+ {
+ case KAtrCx:
+ case KAtrRefX:
+ aValue = Cx();
+ break;
+ case KAtrCy:
+ case KAtrRefY:
+ aValue = Cy();
+ break;
+ case KAtrRadius:
+ aValue = R();
+ break;
+ default:
+ return CSvgElementImpl::GetAttributeFloat( aNameId, aValue );
+ }
+
+ return KErrNone;
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TInt CSvgCircleElementImpl::SetAttributeFloatL( const TInt aNameId,
+ const TFloatFixPt aValue )
+ {
+ switch ( aNameId )
+ {
+ case KAtrCx:
+ SetCx( aValue );
+ break;
+ case KAtrCy:
+ SetCy( aValue );
+ break;
+ case KAtrRadius:
+ SetR( aValue );
+ iReqAttrFlag = 0;
+ if ( WasTurnedOff() )
+ {
+ _LIT(KInline , "inline");
+ // turn it on. this means all the required attributes Are present and
+ // hence we can render it.
+ CSvgElementImpl::SetPropertyL(KCSS_ATTR_DISPLAY, KInline);
+ SetTurnOff( EFalse );
+ }
+ break;
+ default:
+ return CSvgElementImpl::SetAttributeFloatL( aNameId, aValue );
+ }
+ return KErrNone;
+ }
+
+// *******************************************************
+// From CSvgElementImpl
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+TBool CSvgCircleElementImpl::DrawL( CGfx2dGc* aGc, CSvgElementImpl* aElement )
+ {
+ TFloatFixPt lValue;
+ this->GetAttributeFloat(KAtrRadius,lValue);
+ if (lValue.iValue <= 0)
+ {
+ return ETrue;
+ }
+ this->DrawShapeL( aGc, iCircle, aElement );
+ return ETrue;
+ }
+
+// *******************************************************
+// Private
+
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+
+CSvgCircleElementImpl::CSvgCircleElementImpl( CSvgDocumentImpl* aDoc ) : iCircle( 0,
+ 0,
+ 0,
+ 0 )
+ {
+ SetOwnerDocument(aDoc);
+ }
+
+
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+void CSvgCircleElementImpl::GetBBox( TGfxRectangle2D& aBbox )
+ {
+ iCircle.GetBounds( GetCTM(), aBbox );
+ }
+
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+void CSvgCircleElementImpl::GetUnscaledBBox( TGfxRectangle2D& aBbox )
+ {
+ TGfxAffineTransform identityTx;
+ iCircle.GetBounds( identityTx, aBbox );
+ }
+
+// perform a deep clone of this object
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+MXmlElement* CSvgCircleElementImpl::CloneL(MXmlElement* aParentElement)
+ {
+
+ CSvgCircleElementImpl* newElement = CSvgCircleElementImpl::NewL( this->ElemID(),
+ ((CSvgDocumentImpl*)iOwnerDocument) );
+
+
+ CleanupStack::PushL(newElement);
+ newElement->iParentNode = aParentElement;
+
+ // copy everything over
+ this->CopyL(newElement);
+ CleanupStack::Pop();
+
+ return newElement;
+ }
+
+// perform a deep copy of this object
+// ---------------------------------------------------------------------------
+//
+// ---------------------------------------------------------------------------
+void CSvgCircleElementImpl::CopyL( CSvgCircleElementImpl* aDestElement )
+ {
+ if(aDestElement)
+ {
+ // copy iCircle items special to circle
+ aDestElement->iCircle.iX = this->iCircle.iX;
+ aDestElement->iCircle.iY = this->iCircle.iY;
+ aDestElement->iCircle.iWidth = this->iCircle.iWidth;
+ aDestElement->iCircle.iHeight = this->iCircle.iHeight;
+
+ // copy the reference to idoc (CSvgDocumentImpl)
+
+ aDestElement->iOwnerDocument = this->iOwnerDocument;
+
+ // copy stuff from superclass
+ this->CSvgElementImpl::CopyL(aDestElement);
+ }
+
+ }
+
+void CSvgCircleElementImpl::Print( TBool aIsEncodeOn )
+{
+ if (!aIsEncodeOn)
+ {
+ #ifdef _DEBUG
+ RDebug::Printf("<circle x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\">", (int)iCircle.iX, (int)iCircle.iY, (int)iCircle.iWidth, (int)iCircle.iHeight);
+ #endif
+ }
+}