harvester/composerplugins/imagecomposer/src/composerimageplugin.cpp
changeset 0 c53acadfccc6
child 15 3cebc1a84278
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/harvester/composerplugins/imagecomposer/src/composerimageplugin.cpp	Mon Jan 18 20:34:07 2010 +0200
@@ -0,0 +1,217 @@
+/*
+* Copyright (c) 2006-2009 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:  Composer Image Plug-in
+*
+*/
+
+
+#include <e32base.h>
+
+#include "mdelogiccondition.h"
+#include "mdenamespacedef.h"
+#include "composerimageplugin.h"
+#include "harvesterlog.h"
+#include "mdeconstants.h"
+
+// ---------------------------------------------------------------------------
+// NewL
+// ---------------------------------------------------------------------------
+//
+CComposerImagePlugin* CComposerImagePlugin::NewL()
+    {
+    WRITELOG( "CComposerImagePlugin::NewL()" );
+
+    CComposerImagePlugin* self = new (ELeave) CComposerImagePlugin();
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// ~CComposerImagePlugin
+// ---------------------------------------------------------------------------
+//
+CComposerImagePlugin::~CComposerImagePlugin() // destruct
+    {   
+    WRITELOG( "CComposerImagePlugin::~CComposerImagePlugin()" );
+
+    delete iImageComposerAO;
+    delete iLocationRelationObserver;
+    delete iImagePresentObserver;
+    
+    delete iMdEHarvesterSession;
+    }
+
+// ---------------------------------------------------------------------------
+// CComposerImagePlugin
+// ---------------------------------------------------------------------------
+//
+CComposerImagePlugin::CComposerImagePlugin() : // first-phase C++ constructor
+    iImageComposerAO( NULL ), iLocationRelationObserver( NULL ),
+    iImagePresentObserver( NULL ), iMdEHarvesterSession( NULL )
+    {
+    WRITELOG( "CComposerImagePlugin::CComposerImagePlugin()" );
+    }
+
+// ---------------------------------------------------------------------------
+// ConstructL
+// ---------------------------------------------------------------------------
+//
+void CComposerImagePlugin::ConstructL() // second-phase constructor
+    {
+    WRITELOG( "CComposerImagePlugin::ConstructL()" );
+    iImageComposerAO = CImageComposerAO::NewL();
+    iLocationRelationObserver = NULL;
+
+    }
+
+// ---------------------------------------------------------------------------
+// SetObservers
+// ---------------------------------------------------------------------------
+//
+void CComposerImagePlugin::SetObservers()
+    {
+    WRITELOG( "CComposerImagePlugin::SetObservers()" );
+
+    TRAPD( err, SetObserversL() );
+    if ( err != KErrNone )
+        {
+        WRITELOG1( "CComposerImagePlugin::SetObservers Error: %d", err );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// SetObserversL
+// ---------------------------------------------------------------------------
+//
+void CComposerImagePlugin::SetObserversL()
+    {
+    if ( iSession )
+        {
+        iImageComposerAO->SetSession( iSession );
+
+        CMdELogicCondition* condition = CMdELogicCondition::NewL( ELogicConditionOperatorAnd );
+        CleanupStack::PushL( condition );
+
+        CMdENamespaceDef& defaultNamespace = iSession->GetDefaultNamespaceDefL();
+        CMdEObjectDef& imageDef = 
+        	defaultNamespace.GetObjectDefL( MdeConstants::Image::KImageObject );
+        condition->AddObjectConditionL( imageDef );
+
+        CleanupStack::Pop( condition );
+        iSession->AddObjectObserverL( *this, condition, ENotifyModify, &defaultNamespace );
+
+        if ( iLocationRelationObserver )
+            {
+            delete iLocationRelationObserver;
+            iLocationRelationObserver = NULL;
+            }
+
+        iLocationRelationObserver = CLocationRelationObserver::NewL( iSession, this );
+        
+        if ( iMdEHarvesterSession )
+        	{
+        	delete iMdEHarvesterSession;
+        	iMdEHarvesterSession = NULL;
+        	}
+        iMdEHarvesterSession = CMdEHarvesterSession::NewL ( *iSession );
+
+        if ( iImagePresentObserver )
+        	{
+        	delete iImagePresentObserver;
+        	iImagePresentObserver = NULL;
+        	}
+        
+        iImagePresentObserver = CImagePresentObserver::NewL( iSession, this, iMdEHarvesterSession );
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// RemoveObservers
+// ---------------------------------------------------------------------------
+//
+void CComposerImagePlugin::RemoveObservers()
+    {
+    if ( iSession )
+        {
+        TRAP_IGNORE( iSession->RemoveObjectObserverL( *this ) );
+
+        iImageComposerAO->RemoveSession();
+        
+        delete iImagePresentObserver;
+        iImagePresentObserver = NULL;
+        
+        delete iLocationRelationObserver;
+        iLocationRelationObserver = NULL;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// IsComposingComplete
+// ---------------------------------------------------------------------------
+//
+TBool CComposerImagePlugin::IsComposingComplete()
+    {
+    WRITELOG( "CComposerImagePlugin::IsComposingComplete()" );
+    
+    return iImageComposerAO->IsComposingComplete();
+    }
+
+/** 
+ * Handle object modifications
+ */
+void CComposerImagePlugin::HandleObjectNotification(CMdESession& /*aSession*/, 
+		TObserverNotificationType aType,
+		const RArray<TItemId>& aObjectIdArray)
+	{
+    if ( aType == ENotifyModify )
+    	{
+#ifdef _DEBUG
+        WRITELOG1( "CComposerImagePlugin::HandleObjectNotification() objects: %d", aObjectIdArray.Count() );
+#endif
+        TRAP_IGNORE( iMdEHarvesterSession->SetPendingL( aObjectIdArray ) );
+    	iImageComposerAO->AddToQueue( aObjectIdArray, EFalse );
+    	}
+	}
+
+void CComposerImagePlugin::WriteGPSTagsL( TItemId aObjectId, TItemId locationId )
+	{
+	RArray<TItemId> objectId;
+	CleanupClosePushL( objectId );
+	objectId.Append( aObjectId );
+	iMdEHarvesterSession->SetPendingL( objectId );
+	
+	CMdENamespaceDef& defaultNamespace = iSession->GetDefaultNamespaceDefL();
+    CMdEObjectDef& imageObjDef = defaultNamespace.GetObjectDefL( MdeConstants::Image::KImageObject );
+    CMdEObjectDef& locationObjDef = defaultNamespace.GetObjectDefL( MdeConstants::Location::KLocationObject );
+	CMdEObject* object = iSession->GetObjectL( aObjectId, imageObjDef );
+	CMdEObject* location = iSession->GetObjectL( locationId, locationObjDef );
+	
+	if( object && location )
+		{
+		TRAPD( err, iImageComposerAO->DoWriteExifL( object, location ) );
+	
+		if ( err == KErrNone )
+			{
+			iMdEHarvesterSession->ResetPendingL( objectId );
+			}
+		}
+	CleanupStack::PopAndDestroy( &objectId );
+	}
+
+void CComposerImagePlugin::HandlePendingObjects( const RArray<TItemId>& aObjectIdArray )
+	{
+	iImageComposerAO->AddToQueue( aObjectIdArray, ETrue);
+	}