--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/screensaverbase.cpp	Wed Sep 01 12:30:40 2010 +0100
@@ -0,0 +1,339 @@
+/*
+* 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:   The control base class of display object.
+*
+*/
+
+
+
+#include <coecntrl.h>
+#include <power_save_display_mode.h>
+
+#include "screensaverbase.h"
+#include "screensaverview.h"
+#include "screensaverappui.h"
+#include "ScreensaverUtils.h"
+#include "screensavershareddatai.h"
+#include "screensaverutility.h"
+
+const TInt KRefreshRate = 60000000; // 60 sec
+
+
+// Time delayed before a wserv heartbeat stop request is issued.
+// Delay is needed, because draw commands may still be handled, if
+// stop request is issued right after screen refresh.
+#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
+const TInt KCaptureDelay  = 2000000; // 2.0 sec, used to delay the capturing operation
+#else
+const TInt KCaptureDelay  = 100000; // 0.1 sec
+#endif
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::CScreensaverBase
+// -----------------------------------------------------------------------------
+//
+CScreensaverBase::CScreensaverBase()
+    {
+    
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::~CScreensaverBase
+// -----------------------------------------------------------------------------
+//
+CScreensaverBase::~CScreensaverBase()
+    {
+    DeleteTimer( iCaptureScreenTimer );
+
+    delete iPowerSaveDisplayMode;
+
+    delete iOffScrnBmp;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::StartDrawObject
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::StartDrawObject()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StartDrawObject start") );
+    StartTimer();
+    
+    DrawObject();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::StopDrawObject
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::StopDrawObject()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StopDrawObject start") );
+    if ( LcdPartialMode() && LcdPartialMode()->Status() )
+        {
+        SCRLOGGER_WRITE("Model: StopScreenSaver(), exit power save");
+        LcdPartialMode()->Exit();
+        }
+    
+    CancelTimer();
+    
+    ClearScreen();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::DrawObject
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::DrawObject()
+    {    
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::DrawObject start") );
+    SetRect( Rect() );
+    
+    DrawNow();
+    
+    StartCaptureScreenTimer();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::View
+// -----------------------------------------------------------------------------
+//
+CScreensaverView* CScreensaverBase::View() const
+    {
+    return STATIC_CAST( CScreensaverAppUi*, CCoeEnv::Static()->AppUi() )->ScreensaverView();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::Model
+// -----------------------------------------------------------------------------
+//
+const CScreensaverEngine& CScreensaverBase::Model() const
+    { 
+    return STATIC_CAST( CScreensaverAppUi*, CCoeEnv::Static()->AppUi() )->Model(); 
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::Array
+// -----------------------------------------------------------------------------
+//
+CScreensaverIndicatorArray& CScreensaverBase::Array() const 
+    { 
+    return Model().IndicatorArray(); 
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::SetPowerSaveDisplayActiveArea
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::SetPowerSaveDisplayActiveArea( TRect& aRect )
+    {
+    // Save the requested area
+    iPowerSaveDisplayActiveArea = aRect;
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::ActivatePowerSaveDisplay
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::ActivatePowerSaveDisplay( TBool aFullColors ) const
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::ActivatePowerSaveDisplay start") );
+    TInt err = KErrNone;
+
+    if ( ( Model().ScreenSaverIsOn()
+        && ( !iPowerSaveDisplayActiveArea.IsEmpty() ) ) )
+        {
+        TInt startLine = 0;
+        TInt endLine = 0;
+
+        // Normal mode - using saver bar height
+        startLine = iPowerSaveDisplayActiveArea.iTl.iY;
+        endLine = iPowerSaveDisplayActiveArea.iBr.iY;
+
+        SCRLOGGER_WRITEF( _L("SCR: Powersave supports %d lines"),
+            LcdPartialMode()->MaxLines() );
+
+        // Check whether power save mode should be used
+        // When local variation added, PS will override if local says
+        // yes, but PS says no
+        if ( Model().SharedDataInterface()->IsUsePowerSaveMode() )
+            {
+            SCRLOGGER_WRITEF( _L("SCR: Requesting powersave, lines: %d, %d"),
+                startLine, endLine );
+            TUint16* addr = ( TUint16* )iOffScrnBmp->DataAddress();
+            err = LcdPartialMode()->Set( startLine, endLine, addr, aFullColors );
+
+            Model().SharedDataInterface()->SetSSForcedLightsOn( 0 );
+            }
+        else
+            {
+            SCRLOGGER_WRITE("Power save mode not in use, not requested");
+            err = KErrCancel;
+            }
+        }
+    else
+        {
+        // Screensaver not on - cannot set power save mode on
+        err = KErrNotReady;
+        }
+
+    return err;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::DrawPictographArea
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::DrawPictographArea()
+    {
+    // Currently animation is not supported - do nothing
+    }
+
+// ----------------------------------------------------------------------------
+// CScreensaverBase::StartCaptureScreenTimer
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::StartCaptureScreenTimer()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::StartCaptureScreenTimer start") );
+    DeleteTimer( iCaptureScreenTimer );
+    
+    TRAP_IGNORE( iCaptureScreenTimer = CPeriodic::NewL( CActive::EPriorityStandard ) );
+    
+    iCaptureScreenTimer->Start( KCaptureDelay , KCaptureDelay ,
+        TCallBack( HandleCaptureTimerExpiry, this ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::InitialRefreshRate
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::InitialRefreshRate()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::InitialRefreshRate start") );
+    TTime homeTime, timeTmp;
+    TTimeIntervalSeconds interval;
+    TInt initialRefresh = KRefreshRate;
+    homeTime.HomeTime();
+    timeTmp = homeTime;
+    timeTmp.RoundUpToNextMinute();
+    if ( timeTmp.SecondsFrom( homeTime, interval ) == KErrNone )
+        {
+        initialRefresh = interval.Int() * 1000000;
+        }
+    
+    return initialRefresh;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::DeleteTimer
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::DeleteTimer( CPeriodic*& aTimer )
+    {
+    if ( aTimer )
+        {
+        aTimer->Cancel();
+        delete aTimer;
+        aTimer = NULL;
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::ConstructAndConnectLCDL
+// -----------------------------------------------------------------------------
+//
+void CScreensaverBase::ConstructAndConnectLCDL()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::ConstructAndConnectLCD start") );
+    // User side handle object is created
+    TRAPD( err, iPowerSaveDisplayMode = CPowerSaveDisplayMode::NewL() );
+    if ( ( err != KErrNone ) || ( !iPowerSaveDisplayMode ) )
+        {
+        SCRLOGGER_WRITEF( _L("SCR: Model: No power save mode (err = %d)"), err );
+        }
+
+    iOffScrnBmp = new ( ELeave ) CFbsBitmap;
+    User::LeaveIfError( iOffScrnBmp->Create( Size(), EColor64K ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::LcdPartialMode
+// -----------------------------------------------------------------------------
+//
+CPowerSaveDisplayMode* CScreensaverBase::LcdPartialMode() const
+    {
+    return iPowerSaveDisplayMode;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::HandleRefreshTimerExpiry
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::HandleRefreshTimerExpiry( TAny* aPtr )
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::HandleRefreshTimerExpiry start") );
+    CScreensaverBase* control = STATIC_CAST(CScreensaverBase*, aPtr);
+    
+    SCRLOGGER_WRITEF( _L("SCR: Inside CScreensaverView::HandleRefreshTimerExpiry()") );
+    
+    control->DrawObject();
+    
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::HandleCaptureTimerExpiry
+// Handles capture screen timer timeout
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::HandleCaptureTimerExpiry( TAny* aPtr )
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverBase::HandleCaptureTimerExpiry start") );
+    CScreensaverBase *control= STATIC_CAST( CScreensaverBase*, aPtr );
+    
+    SCRLOGGER_WRITEF( _L("SCR: Inside CScreensaverView::HandleWsHbStopTimerTimeout()") );
+    
+    if ( control )
+        {
+        TInt err = control->CaptureScreen();
+        control->DeleteTimer( control->iCaptureScreenTimer );
+        ScreensaverUtility::StopWServHeartBeat();
+        
+#ifdef RD_UI_TRANSITION_EFFECTS_PHASE2
+
+        if ( KErrNone == err )
+            {
+            control->ActivatePowerSaveDisplay();
+            }
+
+#endif
+        }
+    
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverBase::CaptureScreen
+// -----------------------------------------------------------------------------
+//
+TInt CScreensaverBase::CaptureScreen()
+    {
+    CWsScreenDevice* device = iCoeEnv->ScreenDevice();
+    TInt err = device->CopyScreenToBitmap( iOffScrnBmp, iPowerSaveDisplayActiveArea );
+    return err;
+    }
+
+//End of file