Symaptic: os/graphics/windowing/windowserver/nga/SERVER/debugbar.cpp@260cb5ec6c19

     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // Debug bar

    15 //

    16 //

    18 #include "debugbar.h"

    19 #include <bitstd.h>

    20 #include "screen.h"

    21 #include "wstop.h"

    22 #include <e32cmn.h>

    23 #include "walkwindowtree.h"

    24 #include "rootwin.h"

    26 CDebugBar* CDebugBar::NewL(CScreen * aScreen, TTimeIntervalMicroSeconds32 aRefreshInterval)

    27 	{

    28 	CDebugBar* self = new(ELeave) CDebugBar(aScreen);

    29 	CleanupStack::PushL(self);

    30 	self->ConstructL(aRefreshInterval);

    31 	CleanupStack::Pop(self);

    32 	return self;

    33 	}

    35 CDebugBar::~CDebugBar()

    36 	{

    37 	delete iTimer;

    38 	}

    40 CDebugBar::CDebugBar(CScreen * aScreen) : iScreen(aScreen)

    41 	{

    42 	}

    44 void CDebugBar::ConstructL(TTimeIntervalMicroSeconds32 aRefreshInterval)

    45 	{

    46 	iTimer = CPeriodic::NewL(EPriorityNormal);

    47 	iTimer->Start(TTimeIntervalMicroSeconds32(3000000),aRefreshInterval,TCallBack(RedrawDebugBarCallback, this));

    48 	}

    50 TBool CDebugBar::RedrawDebugBarCallback(TAny * aAny)

    51 	{

    52 	CDebugBar* self = reinterpret_cast<CDebugBar *>(aAny);

    53 	self->iPolls++; //minus-out the events which cause this debug-bar to 'tick'

    54 	self->iScreen->ScheduleRender(0);

    55 	return ETrue;

    56 	}

    58 void CDebugBar::DebugBarInfo(RArray<TPtrC>& aArray) const

    59 	{

    60 	_LIT(KLine1Format, "KeyEvents %d; %Ld; WServ %.1f%%; Drawing %.1f%%; Reclaimed %.1f%%");

    61 	_LIT(KLine2Format, "RedrawStore size %d3B; updates %d/s, pixels %d/s");

    62 	CWsActiveScheduler* scheduler = CWsActiveScheduler::Static();

    63 	TInt updatesPerSecond;

    64 	TInt64 pixelsPerSecond;

    65 	scheduler->DrawStats(updatesPerSecond,pixelsPerSecond,2);

    67 	TInt64 wserv = scheduler->Total() - iLastTotal;

    68 	TInt64 nonwserv = scheduler->Idle() - iLastIdle;

    69 	TInt64 drawing = scheduler->Drawing() - iLastDrawing;

    70 	TInt64 reclaimed = scheduler->ReclaimedIdleTime() - iLastReclaimedIdleTime;

    71 	TReal wservPercent =  wserv+nonwserv? ((TReal)wserv / (TReal)(wserv + nonwserv)) * 100.0 : 0.0 ;

    72 	TReal drawingPercent = wserv? ((TReal)drawing / (TReal)wserv) * 100.0: 0 ;

    73 	TReal reclaimedPercent = wserv+nonwserv? ((TReal)reclaimed / (TReal)(wserv + nonwserv)) * 100.0: 100.0 ;

    75 	TWalkWindowTreeRedrawStoreSize redrawStoreWalker;

    76 	iScreen->RootWindow()->WalkWindowTree(redrawStoreWalker, EWalkChildrenAndBehind);

    78 	iTextLine0.Format(KLine1Format,iKeyEvents,scheduler->Requests()-iPolls,wservPercent,drawingPercent,reclaimedPercent);

    79 	iTextLine1.Format(KLine2Format,redrawStoreWalker.iTotalSize, updatesPerSecond, pixelsPerSecond);

    81 	iLastTotal=scheduler->Total();

    82 	iLastIdle=scheduler->Idle();

    83 	iLastDrawing=scheduler->Drawing();

    84 	iLastReclaimedIdleTime=scheduler->ReclaimedIdleTime();

    86 	aArray.Reset();

    87 	TPtrC ptr(iTextLine0);

    88 	aArray.Append(ptr);

    89 	ptr.Set(iTextLine1);

    90 	aArray.Append(ptr);

    91 	}

    93 void CDebugBar::OnKeyEvent()

    94 	{

    95 	iKeyEvents++;

    96 	iScreen->ScheduleRender(0);

    97 	}

author	sl
	Tue, 10 Jun 2014 14:32:02 +0200
changeset 1	260cb5ec6c19
permissions	-rw-r--r--