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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: The control base class of display object.
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*
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*/
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#include <coecntrl.h>
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#include <power_save_display_mode.h>
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#include "screensaverbase.h"
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#include "screensaverview.h"
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#include "screensaverappui.h"
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#include "ScreensaverUtils.h"
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#include "screensavershareddatai.h"
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#include "screensaverutility.h"
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const TInt KRefreshRate = 60000000; // 60 sec
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// Time delayed before a wserv heartbeat stop request is issued.
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// Delay is needed, because draw commands may still be handled, if
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// stop request is issued right after screen refresh.
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#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
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const TInt KCaptureDelay = 2000000; // 2.0 sec, used to delay the capturing operation
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#else
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const TInt KCaptureDelay = 100000; // 0.1 sec
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#endif
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// -----------------------------------------------------------------------------
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// CScreensaverBase::CScreensaverBase
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// -----------------------------------------------------------------------------
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//
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CScreensaverBase::CScreensaverBase()
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{
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::~CScreensaverBase
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// -----------------------------------------------------------------------------
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//
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CScreensaverBase::~CScreensaverBase()
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{
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DeleteTimer( iCaptureScreenTimer );
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delete iPowerSaveDisplayMode;
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delete iOffScrnBmp;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::StartDrawObject
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::StartDrawObject()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StartDrawObject start") );
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StartTimer();
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DrawObject();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::StopDrawObject
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::StopDrawObject()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StopDrawObject start") );
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if ( LcdPartialMode() && LcdPartialMode()->Status() )
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{
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SCRLOGGER_WRITE("Model: StopScreenSaver(), exit power save");
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LcdPartialMode()->Exit();
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}
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CancelTimer();
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ClearScreen();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::DrawObject
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::DrawObject()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::DrawObject start") );
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SetRect( Rect() );
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DrawNow();
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StartCaptureScreenTimer();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::View
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// -----------------------------------------------------------------------------
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//
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CScreensaverView* CScreensaverBase::View() const
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{
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return STATIC_CAST( CScreensaverAppUi*, CCoeEnv::Static()->AppUi() )->ScreensaverView();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::Model
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// -----------------------------------------------------------------------------
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//
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const CScreensaverEngine& CScreensaverBase::Model() const
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{
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return STATIC_CAST( CScreensaverAppUi*, CCoeEnv::Static()->AppUi() )->Model();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::Array
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// -----------------------------------------------------------------------------
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//
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CScreensaverIndicatorArray& CScreensaverBase::Array() const
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{
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return Model().IndicatorArray();
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::SetPowerSaveDisplayActiveArea
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::SetPowerSaveDisplayActiveArea( TRect& aRect )
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{
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// Save the requested area
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iPowerSaveDisplayActiveArea = aRect;
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return KErrNone;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::ActivatePowerSaveDisplay
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::ActivatePowerSaveDisplay( TBool aFullColors ) const
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::ActivatePowerSaveDisplay start") );
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TInt err = KErrNone;
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if ( ( Model().ScreenSaverIsOn()
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&& ( !iPowerSaveDisplayActiveArea.IsEmpty() ) ) )
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{
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TInt startLine = 0;
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TInt endLine = 0;
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// Normal mode - using saver bar height
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startLine = iPowerSaveDisplayActiveArea.iTl.iY;
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endLine = iPowerSaveDisplayActiveArea.iBr.iY;
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SCRLOGGER_WRITEF( _L("SCR: Powersave supports %d lines"),
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LcdPartialMode()->MaxLines() );
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// Check whether power save mode should be used
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// When local variation added, PS will override if local says
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// yes, but PS says no
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if ( Model().SharedDataInterface()->IsUsePowerSaveMode() )
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{
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SCRLOGGER_WRITEF( _L("SCR: Requesting powersave, lines: %d, %d"),
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startLine, endLine );
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TUint16* addr = ( TUint16* )iOffScrnBmp->DataAddress();
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err = LcdPartialMode()->Set( startLine, endLine, addr, aFullColors );
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Model().SharedDataInterface()->SetSSForcedLightsOn( 0 );
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}
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else
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{
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SCRLOGGER_WRITE("Power save mode not in use, not requested");
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err = KErrCancel;
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}
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}
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else
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{
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// Screensaver not on - cannot set power save mode on
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err = KErrNotReady;
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}
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return err;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::DrawPictographArea
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::DrawPictographArea()
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{
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// Currently animation is not supported - do nothing
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}
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// ----------------------------------------------------------------------------
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// CScreensaverBase::StartCaptureScreenTimer
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::StartCaptureScreenTimer()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StartCaptureScreenTimer start") );
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DeleteTimer( iCaptureScreenTimer );
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TRAP_IGNORE( iCaptureScreenTimer = CPeriodic::NewL( CActive::EPriorityStandard ) );
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iCaptureScreenTimer->Start( KCaptureDelay , KCaptureDelay ,
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TCallBack( HandleCaptureTimerExpiry, this ) );
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::InitialRefreshRate
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::InitialRefreshRate()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::InitialRefreshRate start") );
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TTime homeTime, timeTmp;
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TTimeIntervalSeconds interval;
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TInt initialRefresh = KRefreshRate;
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homeTime.HomeTime();
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timeTmp = homeTime;
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timeTmp.RoundUpToNextMinute();
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if ( timeTmp.SecondsFrom( homeTime, interval ) == KErrNone )
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{
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initialRefresh = interval.Int() * 1000000;
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}
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return initialRefresh;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::DeleteTimer
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::DeleteTimer( CPeriodic*& aTimer )
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{
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if ( aTimer )
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{
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aTimer->Cancel();
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delete aTimer;
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aTimer = NULL;
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}
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::ConstructAndConnectLCDL
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// -----------------------------------------------------------------------------
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//
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void CScreensaverBase::ConstructAndConnectLCDL()
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::ConstructAndConnectLCD start") );
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// User side handle object is created
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TRAPD( err, iPowerSaveDisplayMode = CPowerSaveDisplayMode::NewL() );
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if ( ( err != KErrNone ) || ( !iPowerSaveDisplayMode ) )
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{
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SCRLOGGER_WRITEF( _L("SCR: Model: No power save mode (err = %d)"), err );
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}
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iOffScrnBmp = new ( ELeave ) CFbsBitmap;
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User::LeaveIfError( iOffScrnBmp->Create( Size(), EColor64K ) );
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::LcdPartialMode
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// -----------------------------------------------------------------------------
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//
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CPowerSaveDisplayMode* CScreensaverBase::LcdPartialMode() const
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{
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return iPowerSaveDisplayMode;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::HandleRefreshTimerExpiry
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::HandleRefreshTimerExpiry( TAny* aPtr )
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::HandleRefreshTimerExpiry start") );
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CScreensaverBase* control = STATIC_CAST(CScreensaverBase*, aPtr);
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SCRLOGGER_WRITEF( _L("SCR: Inside CScreensaverView::HandleRefreshTimerExpiry()") );
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control->DrawObject();
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return KErrNone;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::HandleCaptureTimerExpiry
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// Handles capture screen timer timeout
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::HandleCaptureTimerExpiry( TAny* aPtr )
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{
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SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::HandleCaptureTimerExpiry start") );
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CScreensaverBase *control= STATIC_CAST( CScreensaverBase*, aPtr );
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SCRLOGGER_WRITEF( _L("SCR: Inside CScreensaverView::HandleWsHbStopTimerTimeout()") );
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if ( control )
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{
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TInt err = control->CaptureScreen();
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control->DeleteTimer( control->iCaptureScreenTimer );
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ScreensaverUtility::StopWServHeartBeat();
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#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
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if ( KErrNone == err )
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{
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control->ActivatePowerSaveDisplay();
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}
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#endif
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}
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return KErrNone;
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}
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// -----------------------------------------------------------------------------
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// CScreensaverBase::CaptureScreen
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// -----------------------------------------------------------------------------
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//
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TInt CScreensaverBase::CaptureScreen()
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{
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CWsScreenDevice* device = iCoeEnv->ScreenDevice();
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TInt err = device->CopyScreenToBitmap( iOffScrnBmp, iPowerSaveDisplayActiveArea );
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return err;
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}
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//End of file
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