graphicsresourceservices/graphicsresourceimplementation/src/sgdrawable.cpp
changeset 36 01a6848ebfd7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphicsresourceservices/graphicsresourceimplementation/src/sgdrawable.cpp	Fri Apr 16 16:21:04 2010 +0300
@@ -0,0 +1,72 @@
+// Copyright (c) 2007-2009 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:
+// Graphics Resource - drawable implementation
+//
+
+#include "sgdriver.h"
+
+EXPORT_C TInt RSgDrawable::Open(TSgDrawableId aId, const TSgAttributeArrayBase* aAttributes)
+	{
+	if (iImpl)
+		{
+		return KErrInUse;
+		}
+	__ASSERT_ALWAYS(gPls.iDriver, Panic(ESgPanicNoDriver));
+	return gPls.iDriver->FindAndOpenImage(aId, aAttributes, iImpl);
+	}
+
+EXPORT_C void RSgDrawable::Close()
+	{
+	if (iImpl)
+		{
+		__ASSERT_ALWAYS(gPls.iDriver, Panic(ESgPanicNoDriver));
+		__ASSERT_ALWAYS(gPls.iDriver->CheckImage(iImpl), Panic(ESgPanicBadDrawableHandle));
+		static_cast<XSgImage*>(iImpl)->Close();
+		iImpl = NULL;
+		}
+	}
+
+EXPORT_C TSgDrawableId RSgDrawable::Id() const
+	{
+	if (!iImpl)
+		{
+		return KSgNullDrawableId;
+		}
+	__ASSERT_ALWAYS(gPls.iDriver, Panic(ESgPanicNoDriver));
+	__ASSERT_ALWAYS(gPls.iDriver->CheckImage(iImpl), Panic(ESgPanicBadDrawableHandle));
+	return static_cast<XSgImage*>(iImpl)->Id();
+	}
+
+EXPORT_C TUid RSgDrawable::DrawableType() const
+	{
+	if (!iImpl)
+		{
+		return KNullUid;
+		}
+	__ASSERT_ALWAYS(gPls.iDriver, Panic(ESgPanicNoDriver));
+	__ASSERT_ALWAYS(gPls.iDriver->CheckImage(iImpl), Panic(ESgPanicBadDrawableHandle));
+	return static_cast<XSgImage*>(iImpl)->DrawableType();
+	}
+
+EXPORT_C TInt RSgDrawable::GetInterface(TUid aInterfaceUid, TAny*& aInterfacePtr) const
+	{
+	aInterfacePtr = NULL;
+	if (!iImpl)
+		{
+		return KErrBadHandle;
+		}
+	__ASSERT_ALWAYS(gPls.iDriver, Panic(ESgPanicNoDriver));
+	__ASSERT_ALWAYS(gPls.iDriver->CheckImage(iImpl), Panic(ESgPanicBadDrawableHandle));
+	return static_cast<XSgImage*>(iImpl)->GetInterface(aInterfaceUid, aInterfacePtr);
+	}