svgtopt/SVG/SVGImpl/src/SVGSetElementImpl.cpp
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     1 /*
       
     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  SVG Implementation source file
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #if !defined(__E32BASE_H__)
       
    20 #include <e32base.h>
       
    21 #endif
       
    22 #include "SVGSetElementImpl.h"
       
    23 #include "SVGDocumentImpl.h"
       
    24 #include "SVGSchemaData.h"
       
    25 
       
    26 
       
    27 // ---------------------------------------------------------------------------
       
    28 //
       
    29 // ---------------------------------------------------------------------------
       
    30 CSvgSetElementImpl* CSvgSetElementImpl::NewL(  const TUint8 aElemID,
       
    31 											  CSvgDocumentImpl* aDoc )
       
    32 	{
       
    33 	CSvgSetElementImpl* self    = new ( ELeave ) CSvgSetElementImpl( aDoc );
       
    34 	CleanupStack::PushL( self );
       
    35 	self->ConstructL( aElemID );
       
    36 	CleanupStack::Pop();
       
    37 
       
    38 	return self;
       
    39 	}
       
    40 
       
    41 // ---------------------------------------------------------------------------
       
    42 //
       
    43 // ---------------------------------------------------------------------------
       
    44 CSvgSetElementImpl* CSvgSetElementImpl::NewLC(  const TUint8 aElemID,
       
    45 											   CSvgDocumentImpl* aDoc )
       
    46 	{
       
    47 	CSvgSetElementImpl* self    = new ( ELeave ) CSvgSetElementImpl( aDoc );
       
    48 	CleanupStack::PushL( self );
       
    49 	self->ConstructL( aElemID );
       
    50 
       
    51 	return self;
       
    52 	}
       
    53 
       
    54 
       
    55 // ---------------------------------------------------------------------------
       
    56 //
       
    57 // ---------------------------------------------------------------------------
       
    58 void CSvgSetElementImpl::ConstructL(  const TUint8 aElemID)
       
    59 	{
       
    60 	CSvgAnimationBase::ConstructL( aElemID );
       
    61 	iReqAttrFlag=KSVG_ANIMATE_ELEMFLAG;
       
    62 	iIsInheritedAttribute = EFalse;
       
    63 	}
       
    64 
       
    65 
       
    66 
       
    67 
       
    68 
       
    69 // ---------------------------------------------------------------------------
       
    70 //
       
    71 // ---------------------------------------------------------------------------
       
    72 CSvgSetElementImpl::~CSvgSetElementImpl()
       
    73     {
       
    74     }
       
    75 
       
    76 // *******************************************************
       
    77 // Private
       
    78 
       
    79 // ---------------------------------------------------------------------------
       
    80 //
       
    81 // ---------------------------------------------------------------------------
       
    82 CSvgSetElementImpl::CSvgSetElementImpl( CSvgDocumentImpl* aDoc ) : CSvgAnimationBase( aDoc )
       
    83 
       
    84     {
       
    85     }
       
    86 
       
    87 // *******************************************************
       
    88 // From MSvgEventReceiver
       
    89 // ---------------------------------------------------------------------------
       
    90 //
       
    91 // ---------------------------------------------------------------------------
       
    92 void CSvgSetElementImpl::ResetReferenceElementL()
       
    93     {
       
    94     if(iTargetElement != NULL )
       
    95         {
       
    96         if( ((iTargetElement->iAnimateAttrSet == NULL) || (iTargetElement->iAnimateAttrSet->Find(iAttrId) == KErrNotFound) ) )
       
    97             {
       
    98             if (iInitDone && iAnimStatus != KAnimNotActive)
       
    99                 {
       
   100 				iCheckFirstAnim= ETrue;
       
   101                 SetToOriginalL();
       
   102                 if( !(iTargetElement->iAnimateAttrSet) )
       
   103                     {
       
   104                     iTargetElement->iAnimateAttrSet = new (ELeave) RArray<TUint32>(1);
       
   105                     }
       
   106                 iTargetElement->iAnimateAttrSet->Append((TUint32)(iAttrId));
       
   107                 }
       
   108             }
       
   109         }
       
   110     }
       
   111 
       
   112 // *******************************************************
       
   113 // From MSvgEventReceiver
       
   114 // ---------------------------------------------------------------------------
       
   115 //
       
   116 // ---------------------------------------------------------------------------
       
   117 TBool CSvgSetElementImpl::ReceiveEventL( MSvgEvent* aEvent )
       
   118     {
       
   119     return CSvgAnimationBase::ReceiveEventProcL( aEvent, this );
       
   120     }
       
   121 
       
   122 // From CSvgAnimationBase
       
   123 // ---------------------------------------------------------------------------
       
   124 //
       
   125 // ---------------------------------------------------------------------------
       
   126 TBool CSvgSetElementImpl::AnimProcL( MSvgTimerEvent* /* aEvent */)
       
   127 
       
   128     {
       
   129 
       
   130     if((iAnimStatus != KAnimActive) || iDoFreeze)
       
   131 	   {
       
   132 	   if(iFill== KAnimFillFreeze && !iDoFreeze && iAnimStatus == KAnimFinished)
       
   133 	   		{
       
   134 	   		}
       
   135 	   else
       
   136 		   {
       
   137 		   CSvgAnimationBase::CheckForEndTimesAndFreezeL(this );
       
   138 		   return EFalse;
       
   139 		   }
       
   140 	   }
       
   141     // Set value
       
   142     switch ( iDataType )
       
   143         {
       
   144         case KSvgTypeOpacity:
       
   145         case KSvgTypeLength:
       
   146             iEndFloat = iToFloat;
       
   147             iTargetElement->SetAttributeFloatL( iAttrId, iToFloat );
       
   148             break;
       
   149         case KSvgTypeList:
       
   150         case KSvgTypePath:
       
   151         case KSvgTypeTransform:
       
   152             break;
       
   153         case KSvgTypeColor:
       
   154             iEndInt = iToInt;
       
   155             iTargetElement->SetAttributeIntL( iAttrId, iToInt );
       
   156             break;
       
   157         case KSvgTypeTextAnchor:
       
   158         case KSvgTypeInteger:
       
   159             iEndInt = iToInt;
       
   160             iTargetElement->SetAttributeIntL( iAttrId, iToInt );
       
   161         case KSvgTypeVisibility:
       
   162             iEndInt = iToInt;
       
   163             iTargetElement->SetAttributeIntL( iAttrId, iToInt );
       
   164         case KSvgTypeDisplay:
       
   165             iEndInt = iToInt;
       
   166             iTargetElement->SetAttributeIntL( iAttrId, iToInt );
       
   167             break;
       
   168 
       
   169 		//viewBox
       
   170         case KSvgTypeViewBox:
       
   171 			{
       
   172 		    if(iTargetElement->ElemID() == KSvgSvgElement)
       
   173 				{
       
   174 				iEndViewBox=  iToViewBox;
       
   175 				((CSvgSvgElementImpl*)iTargetElement)->SetViewBoxL( iToViewBox );
       
   176 				}
       
   177 			}
       
   178 		break;
       
   179 
       
   180         default:
       
   181             break;
       
   182         }
       
   183 			   CSvgAnimationBase::CheckForEndTimesAndFreezeL(this );
       
   184     return ETrue; //.
       
   185     }
       
   186 
       
   187 
       
   188 // ---------------------------------------------------------------------------
       
   189 //
       
   190 // ---------------------------------------------------------------------------
       
   191 void CSvgSetElementImpl::ResetAnimationL()
       
   192     {
       
   193     }
       
   194 // ---------------------------------------------------------------------------
       
   195 //
       
   196 // ---------------------------------------------------------------------------
       
   197 TInt CSvgSetElementImpl::SetAttributeIntL( const TInt aNameId, const TInt32 aValue)
       
   198 {
       
   199 	return CSvgAnimationBase::SetAttributeIntL(aNameId,aValue);
       
   200 }
       
   201 // ---------------------------------------------------------------------------
       
   202 //
       
   203 // ---------------------------------------------------------------------------
       
   204 TInt CSvgSetElementImpl::GetAttributeIntL( const TInt aNameId, TInt32& aValue )
       
   205 {
       
   206 	return CSvgAnimationBase::GetAttributeIntL(aNameId,aValue);
       
   207 }
       
   208 // ---------------------------------------------------------------------------
       
   209 //
       
   210 // ---------------------------------------------------------------------------
       
   211 TInt CSvgSetElementImpl::SetAttributeFloatL(const TInt aNameId, TFloatFixPt aValue )
       
   212 {
       
   213 	return CSvgAnimationBase::SetAttributeFloatL(aNameId,aValue);
       
   214 }
       
   215 // ---------------------------------------------------------------------------
       
   216 //
       
   217 // ---------------------------------------------------------------------------
       
   218 TInt CSvgSetElementImpl::GetAttributeFloat(const TInt aNameId, TFloatFixPt& aValue )
       
   219 {
       
   220 	return CSvgAnimationBase::GetAttributeFloat(aNameId,aValue);
       
   221 }
       
   222 // ---------------------------------------------------------------------------
       
   223 //
       
   224 // ---------------------------------------------------------------------------
       
   225 void CSvgSetElementImpl::ReInitializeAnimation()
       
   226     {
       
   227 
       
   228 /*	if( iCurrentRepeatCount > 1 && iAccumulate == KAccumSum )
       
   229 		{*/
       
   230 
       
   231 	if ( iAttrId == 0xffff )
       
   232         return;
       
   233 
       
   234 	CSvgAnimationBase::ReInitializeAnimation();
       
   235 
       
   236 	if(iCheckFirstAnim)
       
   237 		{
       
   238 		if(iIsInheritedAttribute)
       
   239 			{
       
   240 			iTargetElement->PointToParent(iAttrId);
       
   241 			}
       
   242 		else
       
   243 			{
       
   244 			TRAPD(error, SetToOriginalL());
       
   245 				if (error != KErrNone)
       
   246 				{
       
   247 					//non error condition needs to be handled
       
   248 				}
       
   249 			}
       
   250 
       
   251 		}
       
   252     }
       
   253 // ---------------------------------------------------------------------------
       
   254 //
       
   255 // ---------------------------------------------------------------------------
       
   256 CGfxGeneralPath* CSvgSetElementImpl::GetPathAttribute(TInt aAttributeId)
       
   257 	{
       
   258 	return CSvgAnimationBase::GetPathAttribute(aAttributeId);
       
   259 	}
       
   260 // ---------------------------------------------------------------------------
       
   261 //
       
   262 // ---------------------------------------------------------------------------
       
   263 void CSvgSetElementImpl::SetPathAttribute(TInt aAttributeId, CGfxGeneralPath* aPathHandle)
       
   264 	{
       
   265 	CSvgAnimationBase::SetPathAttribute( aAttributeId, aPathHandle);
       
   266 	}
       
   267 
       
   268 
       
   269 
       
   270 
       
   271 void	CSvgSetElementImpl::Reset(MSvgEvent* aEvent)
       
   272 	{
       
   273 	iIsUserSeek  = ETrue;
       
   274 	// first call the animation base function.
       
   275 	TSvgTimerEvent* timerEvent  = ( TSvgTimerEvent* ) aEvent;
       
   276 
       
   277 	if((TInt32)timerEvent->Time() < iAbsoluteBeginTime)
       
   278 		{
       
   279 		// let it come to initial position.
       
   280 		((CSvgDocumentImpl*)iOwnerDocument)->iInitialDrawFlag = ETrue;
       
   281 		ReInitializeAnimation();
       
   282 		return;
       
   283 		}
       
   284 
       
   285 	TRAPD(error,CSvgAnimationBase::ResetL( aEvent, this));
       
   286 
       
   287 	if (error != KErrNone)
       
   288 	{
       
   289 		// Error Processing
       
   290 	}
       
   291 
       
   292 	}
       
   293 void CSvgSetElementImpl::DeactivateAnimation()
       
   294 	{
       
   295 CSvgAnimationBase::DeactivateAnimation(this);
       
   296 	}
       
   297 TBool CSvgSetElementImpl::DoAnimProcL(MSvgEvent* aEvent)
       
   298 	{
       
   299 return this->AnimProcL((MSvgTimerEvent*)aEvent);
       
   300 	}
       
   301 void CSvgSetElementImpl::InitAnimationL()
       
   302 	{
       
   303 	if(!iTargetElement)
       
   304 		{
       
   305 		// if target element is not found then remove it.
       
   306 		((CSvgDocumentImpl*)iOwnerDocument)->RemoveFromEventReceiverList(this);
       
   307 		((CSvgDocumentImpl*)iOwnerDocument)->Engine()->UpdatePresentation(1);
       
   308 		return;
       
   309 		}
       
   310 
       
   311 	if (!iHaveValues)
       
   312 		{
       
   313 		if (!iHaveTo && !iHaveBy)
       
   314 			{
       
   315 			((CSvgDocumentImpl*)iOwnerDocument)->RemoveFromEventReceiverList(this );
       
   316             ((CSvgDocumentImpl*)iOwnerDocument)->Engine()->UpdatePresentation(1);
       
   317 			}
       
   318 		}
       
   319 
       
   320 	iIsInheritedAttribute = iTargetElement->IsInherited(iAttrId);
       
   321 
       
   322 	// this is to make sure that this is taken only once.
       
   323 
       
   324 	CSvgAnimationBase::InitAnimationL();
       
   325 	SetFillValueL();
       
   326 	}
       
   327 
       
   328 void CSvgSetElementImpl::SetToOriginalL()
       
   329 	{
       
   330 	// this is to make sure the inherited style attributes are made point back to the parent.
       
   331 	if(iIsInheritedAttribute && iAnimStatus == KAnimFinished)
       
   332 		{
       
   333 		// only if the animation has finished
       
   334 		iTargetElement->PointToParent(iAttrId);
       
   335 		}
       
   336 	else
       
   337 		{
       
   338 		// set this to original values.
       
   339 		CSvgAnimationBase::SetToOriginalL();
       
   340 		}
       
   341 	}
       
   342 
       
   343 void CSvgSetElementImpl::Print( TBool aIsEncodeOn )
       
   344 {
       
   345 	if (!aIsEncodeOn)
       
   346 	{
       
   347 		#ifdef _DEBUG
       
   348 		RDebug::Printf("<set to=\"hmm\"\\>",this);
       
   349 		#endif
       
   350 	}
       
   351 }