uifw/EikStd/dlgsrc/aknformphysics.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 15 Jul 2010 18:56:19 +0300
branchRCL_3
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child 55 aecbbf00d063
permissions -rw-r--r--
Revision: 201025 Kit: 2010127
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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:    Class to store physics related data in forms.
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*
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*/
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#include "aknformphysics.h"
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#include <aknphysics.h>
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#include <coecntrl.h>
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#include <coemain.h>
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#include <eikdpage.h>
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#include "akntrace.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::CAknFormPhysics
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// ---------------------------------------------------------------------------
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//
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CAknFormPhysics::CAknFormPhysics( CEikDialogPage& aParent, 
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    CAknRecordingGc& aRecordingGc ) : iParent( aParent ), 
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    iRecordingGc( aRecordingGc )
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    {
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::ConstructL
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::ConstructL()
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    {
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    iPhysics = CAknPhysics::NewL( *this, &iParent );
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::NewL
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// ---------------------------------------------------------------------------
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//
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CAknFormPhysics* CAknFormPhysics::NewL( CEikDialogPage& aParent, 
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    CAknRecordingGc& aRecordingGc )
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    {
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    _AKNTRACE_FUNC_ENTER;
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    CAknFormPhysics* self = new ( ELeave ) CAknFormPhysics( aParent, 
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        aRecordingGc );
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    CleanupStack::Pop( self );
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    _AKNTRACE_FUNC_EXIT;    
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::~CAknFormPhysics
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// ---------------------------------------------------------------------------
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//
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CAknFormPhysics::~CAknFormPhysics()
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    {
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    _AKNTRACE_FUNC_ENTER;
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    delete iPhysics;
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    _AKNTRACE_FUNC_EXIT;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::InitPhysicsL
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::InitPhysicsL( const TSize& aWorldSize, 
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    const TSize& aViewSize, const TPoint& aViewCenter )
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    {
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    _AKNTRACE_FUNC_ENTER;
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    iPhysics->InitPhysicsL( aWorldSize, aViewSize, EFalse );
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    iViewCenter = aViewCenter;
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    iWorldSize = aWorldSize;
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    iViewSize = aViewSize;
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    _AKNTRACE_FUNC_EXIT;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::Stop
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::Stop()
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    {
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    _AKNTRACE_FUNC_ENTER;
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    iPhysics->StopPhysics();
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    iPhysics->ResetFriction();
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    _AKNTRACE_FUNC_EXIT;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::StartFlick
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// ---------------------------------------------------------------------------
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//
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TBool CAknFormPhysics::StartFlick( const TPoint& aLength, 
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                                   const TTime& aStartTime )
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    {
4
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    _AKNTRACE_FUNC_ENTER;
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    TPoint drag( aLength );
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    if ( iPhysics->StartPhysics( drag, aStartTime ) )
0
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        {
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        return ETrue;
0
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        }
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    PhysicEmulationEnded();
4
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    _AKNTRACE_FUNC_EXIT;
0
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    return EFalse;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::HighlightDelay
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// ---------------------------------------------------------------------------
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//
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TInt CAknFormPhysics::HighlightDelay() const
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    {
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    return iPhysics->HighlightTimeout();
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::DragThreshold
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// ---------------------------------------------------------------------------
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//
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TInt CAknFormPhysics::DragThreshold() const
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    {
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    return iPhysics->DragThreshold();
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::WorldSize
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// ---------------------------------------------------------------------------
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//
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TSize CAknFormPhysics::ViewSize() const
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    {
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    return iViewSize;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::SetPanningPosition
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::SetPanningPosition( const TPoint& aDelta )
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    {
4
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    _AKNTRACE_FUNC_ENTER;
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    if ( iPhysics )
0
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        {
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        iPhysics->RegisterPanningPosition( aDelta );
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        }
4
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    _AKNTRACE_FUNC_EXIT;
0
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::ViewPositionChanged
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::ViewPositionChanged( const TPoint& aNewPosition,
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                                           TBool aDrawNow,
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                                           TUint /*aFlags*/ )
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    {
4
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    _AKNTRACE_FUNC_ENTER;
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    _AKNTRACE( "The Position of aNewPosition are: ( %d, %d ) ", 
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    		aNewPosition.iX, aNewPosition.iY );
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0
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    iViewCenter = aNewPosition;
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    iParent.ScrollCacheByPixels( iViewCenter.iY, aDrawNow );
4
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    _AKNTRACE_FUNC_EXIT;
0
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::PhysicEmulationEnded
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::PhysicEmulationEnded()
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    {
4
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    _AKNTRACE_FUNC_ENTER;
0
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    iParent.Synchronize();
4
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    _AKNTRACE_FUNC_EXIT;
0
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::ViewPosition
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// ---------------------------------------------------------------------------
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//
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TPoint CAknFormPhysics::ViewPosition() const
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    {
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    return iViewCenter;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::CanBeStopped
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// ---------------------------------------------------------------------------
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//
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TBool CAknFormPhysics::CanBeStopped() const
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    {
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    return iPhysics->OngoingPhysicsAction() != 
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        CAknPhysics::EAknPhysicsActionBouncing;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::OngoingPhysicsAction
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// ---------------------------------------------------------------------------
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//
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TInt CAknFormPhysics::OngoingPhysicsAction() const
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    {
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    return iPhysics->OngoingPhysicsAction();
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    }
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/// ---------------------------------------------------------------------------
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// CAknFormPhysics::ViewTopY
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// ---------------------------------------------------------------------------
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//
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TInt CAknFormPhysics::ViewTopY() const
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    {
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    return iViewCenter.iY - iParent.Size().iHeight / 2;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::ViewDistance
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// ---------------------------------------------------------------------------
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//
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TInt CAknFormPhysics::ViewCenterDistance() const
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    {
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    return iParent.Size().iHeight / 2;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::SetViewCenter
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// ---------------------------------------------------------------------------
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//
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void CAknFormPhysics::SetViewCenter( const TPoint& aPosition )
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    {
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    iViewCenter = aPosition;
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    }
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// ---------------------------------------------------------------------------
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// CAknFormPhysics::ViewCenter
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// ---------------------------------------------------------------------------
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//
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TPoint CAknFormPhysics::ViewCenter() const
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    {
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    return iViewCenter;
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    }
50
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