graphics/gdi/src/T_DataPalette.cpp
branchSymbian2
changeset 1 8758140453c0
child 6 c108117318cb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graphics/gdi/src/T_DataPalette.cpp	Thu Jan 21 12:53:44 2010 +0000
@@ -0,0 +1,196 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Symbian Foundation License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+/**
+@test
+@internalComponent
+
+This contains CT_DataPalette
+*/
+
+#include "T_DataPalette.h"
+#include "T_GraphicsUtil.h"
+
+
+/*@{*/
+///	Parameters
+_LIT(KNumberOfColors,						"number_of_colors");
+_LIT(KDisplayMode,							"displaymode");
+
+///	Commands
+_LIT(KCmdNewL,								"NewL");
+_LIT(KCmdNewDefaultL,						"NewDefaultL");
+_LIT(KCleanup,								"~");
+/*@}*/
+
+
+/**
+* Two phase constructor
+*/
+CT_DataPalette* CT_DataPalette::NewL()
+	{
+	CT_DataPalette* ret = new (ELeave) CT_DataPalette();
+	CleanupStack::PushL(ret);
+	ret->ConstructL();
+	CleanupStack::Pop(ret);
+	return ret;
+	}
+
+
+/**
+* Protected constructor. First phase construction
+*/
+CT_DataPalette::CT_DataPalette()
+:	CDataWrapperBase()
+,	iPalette(NULL)
+	{
+	}
+
+
+/**
+* Protected second phase construction
+*/
+void CT_DataPalette::ConstructL()
+	{
+	}
+
+
+/**
+* Destructor.
+*/
+CT_DataPalette::~CT_DataPalette()
+	{
+	DestroyData();
+	}
+
+
+/**
+* cleanup implementation.
+*/
+void CT_DataPalette::DestroyData()
+	{
+	delete iPalette;
+	iPalette = NULL;
+	}
+
+
+/**
+* Return a pointer to the object that the data wraps
+*
+* @return pointer to the object that the data wraps
+*/
+TAny* CT_DataPalette::GetObject()
+	{
+	return iPalette;
+	}
+
+
+/**
+* Process a command read from the ini file
+*
+* @param aDataWrapper	test step requiring command to be processed
+* @param aCommand	the command to process
+* @param aSection		the entry in the ini file requiring the command to be processed
+*
+* @return ETrue if the command is processed
+*/
+TBool CT_DataPalette::DoCommandL(const TTEFFunction& aCommand, const TTEFSectionName& aSection, const TInt /*aAsyncErrorIndex*/)
+	{
+	TBool retVal = ETrue;
+
+	if (aCommand == KCmdNewL)
+		{
+		DoCmdNew(aSection);
+		}
+	else if (aCommand == KCmdNewDefaultL)
+		{
+		DoCmdNewDefault(aSection);
+		}
+	else if (aCommand == KCleanup)
+		{
+		DestroyData();
+		}
+	else
+		{
+		retVal=EFalse;
+		}
+
+	return retVal;
+	}
+
+
+////////////////// COMMANDS IMPLEMENTATION  ////////////////////////
+
+/** Creates a default palette for the display mode specified */
+void CT_DataPalette::DoCmdNew(const TDesC& aSection)
+	{
+	INFO_PRINTF1(_L("Calls CPalette::NewL() creates a new palette with a given number of colors"));
+	// cleanup if any
+	delete iPalette;
+	iPalette = NULL;
+
+	// get number of colors from parameters
+	TInt	numberOfColors;
+	if(!GetIntFromConfig(aSection, KNumberOfColors(), numberOfColors))
+		{
+		ERR_PRINTF2(_L("No %S"), &KNumberOfColors());
+		SetBlockResult(EFail);
+		}
+	else
+		{
+		// create new palette
+		TRAPD(err, iPalette = CPalette::NewL(numberOfColors));
+
+		// check error code
+		if (err != KErrNone)
+			{
+			ERR_PRINTF2(_L("CPalette::NewL error: %d"), err);
+			SetBlockResult(EFail);
+			}
+		}
+	}
+
+
+/** Creates a default palette for the display mode specified */
+void CT_DataPalette::DoCmdNewDefault(const TDesC& aSection)
+	{
+	INFO_PRINTF1(_L("Calls CPalette::NewDefaultL() creating a default palette for the display mode specified"));
+
+	// cleanup if any
+	delete iPalette;
+	iPalette = NULL;
+
+	// get display mode from parameters
+	TDisplayMode	displayMode;
+	if ( !CT_GraphicsUtil::ReadDisplayMode(*this, aSection, KDisplayMode(), displayMode) )
+		{
+		ERR_PRINTF1(_L("No display mode"));
+		SetBlockResult(EFail);
+		}
+	else
+		{
+		// create new palette
+		TRAPD(err, iPalette = CPalette::NewDefaultL(displayMode));
+
+		// check error code
+		if (err != KErrNone)
+			{
+			ERR_PRINTF2(_L("CPalette::NewDefaultL error: %d"), err);
+			SetBlockResult(EFail);
+			}
+		}
+	}