mulwidgets/common/inc/mulperformance.h
changeset 3 4526337fb576
parent 2 b1a1f09f9110
child 7 c2c0f97004fc
child 8 b802b04b6cfa
child 17 3eca7e70b1b8
--- a/mulwidgets/common/inc/mulperformance.h	Mon Jan 18 20:36:54 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,191 +0,0 @@
-/*
-* Copyright (c) 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: Perf log header.
-*
-*/
-
-#ifndef CMULPERF_H
-#define CMULPERF_H
-
-//  INCLUDES
-#include <e32debug.h>
-#include <e32base.h>
-#include <e32std.h>
-#include <hal.h>
-#include <e32cmn.h>
-#include <flogger.h>
-#include <f32file.h>
-
-_LIT(KLogFileName,"mulperf.log");
-_LIT(KLogFileDir,"mullogs");
-_LIT(KLogFileRootDir,"c:\\logs\\");
-
-/**
- *  @class CMulPerf
- *
- *  Provides API to measure performance (memory and time). Results are saved to a file.
- *
- *  @lib duiengine.lib
- *  @since Series 60 5.0
- */
-class CMulPerf : public CBase
-    {
-public:
-    /**
-     * Struct which holds data before measuring is started.
-     */
-    struct TPerfData
-        {
-        /**
-         * Time when measure starts
-         */
-        TTime iStartTime;
-
-        /**
-         * Memory when measure starts
-         */
-        TInt iStartMemory;
-        };
-
-public:  // Constructors and destructor
-    /**
-     * Constructor.
-     */
-    static CMulPerf* NewL();
-
-    /**
-     * Destructor.
-     */
-    virtual ~CMulPerf();
-
-public: // New functions
-    /**
-     * Prints current amount of memory to file.
-     *
-     * @param aMsg User defined message which is printed before amount of memory
-     */
-    inline static void PrintUserMem(const TDesC& aMsg);
-
-    /**
-     * Saves current amount of memory and time and returns those to user.
-     *
-     * @param aMsg User defined message.
-     * @return TPerfData which holds current memory consumption and time.
-     */
-    inline static TPerfData* StartTestCase(const TDesC& aMsg = KNullDesC);
-
-    /**
-     * Reads current amount of memory and time and calculates performance using
-     * values got from StartTestCase.
-     *
-     * @param aData Data which has got when calling StartTestCase.
-     * @param aMsg User defined message.
-     */
-    inline static void StopTestCase(TPerfData* aData, const TDesC& aMsg = KNullDesC);
-
-    /**
-     * Create file where results are written to.
-     */
-    inline static void CreateLogFile();
-private:
-    /**
-     * Internal constructor.
-     */
-    CMulPerf();
-
-    /**
-     * Internal constructor.
-     */
-    void ConstructL();
-    };
-
-inline void CMulPerf::PrintUserMem(const TDesC& aMsg)
-    {
-    TBuf<512> buffer;
-    TInt freeRAM;
-    HAL::Get(HALData::EMemoryRAMFree, freeRAM);
-    RHeap heap = User::Heap();
-    heap.Open();
-    TInt _size = heap.Size();
-    TInt largest = 0;
-    TInt available = heap.Available(largest);
-    heap.Close();
-    _LIT( KMemoryFormat, "FreeRAM: %d kB, User: - heap %d kB, available %d kB, largest block %d kB" );
-    buffer.Format(KMemoryFormat, freeRAM / 1024, _size / 1024, available / 1024, largest / 1024);
-    CreateLogFile();
-    //Write logs into file
-    RFileLogger::WriteFormat( KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("RAM - %S - %S"), &aMsg, &buffer);
-    }
-
-inline CMulPerf::TPerfData* CMulPerf::StartTestCase(const TDesC& aMsg)
-    {
-    CreateLogFile();
-    //Write logs into file
-    RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("Test case %S starts"), &aMsg);
-    CMulPerf::TPerfData* data = new (ELeave) TPerfData;
-    TTime readyTime;
-    data->iStartTime.HomeTime();
-    User::AllocSize(data->iStartMemory);
-    return data;
-    }
-
-inline void CMulPerf::StopTestCase(CMulPerf::TPerfData* aData, const TDesC& aMsg)
-    {
-    if (!aData)
-        {
-        return;
-        }
-    TTime readyTime;
-    readyTime.HomeTime();
-    TTimeIntervalMicroSeconds delay = readyTime.MicroSecondsFrom(aData->iStartTime);
-    TTime transferTime(delay.Int64());
-    TBuf<64> timeString;
-    transferTime.FormatL(timeString, _L("- Elapsed time: %S%C microseconds"));
-    TBuf<256> tmp;
-    tmp.Append(timeString);
-
-    RFileLogger::Write(KLogFileDir,KLogFileName,EFileLoggingModeAppend,tmp);
-    // Memory consumption
-    TInt endMemory;
-    User::AllocSize(endMemory);
-
-    CreateLogFile();
-    //Write logs into file
-    RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("- Allocated memory: %d kB"), (endMemory - aData->iStartMemory) / 1024);
-    delete aData;
-    aData = NULL;
-    RFileLogger::WriteFormat(KLogFileDir,KLogFileName,EFileLoggingModeAppend,_L("Test case %S ends"), &aMsg);
-    }
-inline void CMulPerf::CreateLogFile()
-    {
-    RFs fsSession;
-    RFile file;
-    User::LeaveIfError(fsSession.Connect());
-    TFileName filename;
-    filename.Append(KLogFileRootDir);
-    filename.Append(KLogFileDir);
-    filename.Append(_L("\\"));
-    //create logs directory if it doesn't exist
-    fsSession.MkDir(filename);
-    filename.Append(KLogFileName);
-    //check if log file already exists
-    TInt retStatus = file.Open(fsSession,filename,EFileRead);
-    if (retStatus == KErrNotFound)
-        file.Create(fsSession,filename,EFileWrite);         //create a new log file
-    file.Close();
-    fsSession.Close();
-    }
-#endif // CMULPERF_H
-
-// End of File