javauis/lcdui_akn/lcdui/src/CMIDFormPhysics.cpp
changeset 21 2a9601315dfc
child 34 71c436fe3ce0
equal deleted inserted replaced
18:e8e63152f320 21:2a9601315dfc
       
     1 /*
       
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Class to store physics related data in forms.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include "CMIDForm.h"
       
    20 #include "CMIDFormPhysics.h"
       
    21 // #include "MMIDLcduiPhysicsInterface.h"
       
    22 // used for retrieving CR repository codes
       
    23 #include <centralrepository.h>
       
    24 
       
    25 // ======== MEMBER FUNCTIONS ========
       
    26 
       
    27 // ---------------------------------------------------------------------------
       
    28 // CMIDFormPhysics::CMIDFormPhysics
       
    29 // ---------------------------------------------------------------------------
       
    30 //
       
    31 CMIDFormPhysics::CMIDFormPhysics(CMIDForm& aParent) :
       
    32         iParent(aParent)
       
    33 {
       
    34 }
       
    35 
       
    36 // ---------------------------------------------------------------------------
       
    37 // CMIDFormPhysics::ConstructL
       
    38 // ---------------------------------------------------------------------------
       
    39 //
       
    40 //typedef MMIDLcduiPhysicsInterface* (*GetInstance)(CCoeControl*, MMIDLcduiPhysicsObserver*);
       
    41 void CMIDFormPhysics::ConstructL()
       
    42 {
       
    43     _LIT(KDllName, "lcduiphysicswrap");
       
    44 
       
    45     TInt status = iPluginLoader.Load(KDllName);
       
    46     if (status == KErrNone)
       
    47     {
       
    48         GetInstance getInstanceL = (GetInstance)iPluginLoader.Lookup(1);
       
    49         iPhysics = getInstanceL(&iParent, this);
       
    50     }
       
    51 }
       
    52 
       
    53 // ---------------------------------------------------------------------------
       
    54 // CMIDFormPhysics::NewL
       
    55 // ---------------------------------------------------------------------------
       
    56 //
       
    57 CMIDFormPhysics* CMIDFormPhysics::NewL(CMIDForm& aParent)
       
    58 {
       
    59     CMIDFormPhysics* self = new(ELeave) CMIDFormPhysics(aParent);
       
    60     CleanupStack::PushL(self);
       
    61     self->ConstructL();
       
    62     CleanupStack::Pop(self);
       
    63     return self;
       
    64 }
       
    65 
       
    66 // ---------------------------------------------------------------------------
       
    67 // CMIDFormPhysics::~CMIDFormPhysics
       
    68 // ---------------------------------------------------------------------------
       
    69 //
       
    70 CMIDFormPhysics::~CMIDFormPhysics()
       
    71 {
       
    72     delete iPhysics;
       
    73     iPluginLoader.Close();
       
    74 }
       
    75 
       
    76 TBool CMIDFormPhysics::FeatureEnabled()
       
    77 {
       
    78 #ifdef RD_JAVA_S60_RELEASE_9_2
       
    79     return ETrue;
       
    80 #else
       
    81     // Copied from aknphysicscrkeys.h
       
    82     const TUid KCRUidAknPhysicsSettings = { 0x20021192 };
       
    83     const TInt KFeatureEnabled(0x00000009);
       
    84 
       
    85     CRepository* cenRep = NULL;
       
    86     TRAPD(err, cenRep = CRepository::NewL(KCRUidAknPhysicsSettings))
       
    87     if (err || !cenRep)
       
    88     {
       
    89         return EFalse;
       
    90     }
       
    91     TBool featureEnabled(EFalse);
       
    92     TInt retValue = cenRep->Get(KFeatureEnabled, featureEnabled);
       
    93     delete cenRep;
       
    94 
       
    95     if (retValue == KErrNone)
       
    96     {
       
    97         return featureEnabled;
       
    98     }
       
    99     else
       
   100     {
       
   101         return EFalse;
       
   102     }
       
   103 #endif
       
   104 }
       
   105 
       
   106 // ---------------------------------------------------------------------------
       
   107 // CMIDFormPhysics::InitPhysicsL
       
   108 // ---------------------------------------------------------------------------
       
   109 //
       
   110 void CMIDFormPhysics::InitPhysicsL(const TSize& aWorldSize,
       
   111                                    const TSize& aViewSize, const TPoint& aViewCenter)
       
   112 {
       
   113     if (iPhysics)
       
   114     {
       
   115         iPhysics->InitPhysicsL(aWorldSize, aViewSize, EFalse);
       
   116         iViewCenter = aViewCenter;
       
   117         iWorldSize = aWorldSize;
       
   118         iViewSize = aViewSize;
       
   119     }
       
   120 }
       
   121 
       
   122 // ---------------------------------------------------------------------------
       
   123 // CMIDFormPhysics::Stop
       
   124 // ---------------------------------------------------------------------------
       
   125 //
       
   126 void CMIDFormPhysics::Stop()
       
   127 {
       
   128     if (iPhysics)
       
   129     {
       
   130         iPhysics->StopPhysics();
       
   131         iPhysics->ResetFriction();
       
   132     }
       
   133 }
       
   134 
       
   135 // ---------------------------------------------------------------------------
       
   136 // CMIDFormPhysics::StartFlick
       
   137 // ---------------------------------------------------------------------------
       
   138 //
       
   139 TBool CMIDFormPhysics::StartFlick(const TPoint& aLength, TTime aDuration)
       
   140 {
       
   141     if (iPhysics)
       
   142     {
       
   143         TPoint drag(aLength);
       
   144         iPhysics->StartFlick(drag, aDuration);
       
   145         return ETrue;
       
   146     }
       
   147 
       
   148     PhysicEmulationEnded();
       
   149     return EFalse;
       
   150 }
       
   151 
       
   152 
       
   153 // ---------------------------------------------------------------------------
       
   154 // CMIDFormPhysics::HighlightDelay
       
   155 // ---------------------------------------------------------------------------
       
   156 //
       
   157 TInt CMIDFormPhysics::HighlightDelay() const
       
   158 {
       
   159     if (iPhysics)
       
   160     {
       
   161         return iPhysics->HighlightTimeout();
       
   162     }
       
   163     else
       
   164     {
       
   165         return 0;
       
   166     }
       
   167 }
       
   168 
       
   169 // ---------------------------------------------------------------------------
       
   170 // CMIDFormPhysics::DragThreshold
       
   171 // ---------------------------------------------------------------------------
       
   172 //
       
   173 TInt CMIDFormPhysics::DragThreshold() const
       
   174 {
       
   175     if (iPhysics)
       
   176     {
       
   177         return iPhysics->DragThreshold();
       
   178     }
       
   179     else
       
   180     {
       
   181         return 0;
       
   182     }
       
   183 }
       
   184 
       
   185 // ---------------------------------------------------------------------------
       
   186 // CMIDFormPhysics::ViewdSize
       
   187 // ---------------------------------------------------------------------------
       
   188 //
       
   189 TSize CMIDFormPhysics::ViewSize() const
       
   190 {
       
   191     return iViewSize;
       
   192 }
       
   193 
       
   194 // ---------------------------------------------------------------------------
       
   195 // CMIDFormPhysics::SetPanningPosition
       
   196 // ---------------------------------------------------------------------------
       
   197 //
       
   198 void CMIDFormPhysics::SetPanningPosition(const TPoint& aPosition)
       
   199 {
       
   200     if (iPhysics)
       
   201     {
       
   202         iPhysics->RegisterPanningPosition(aPosition);
       
   203     }
       
   204 }
       
   205 
       
   206 // ---------------------------------------------------------------------------
       
   207 // CMIDFormPhysics::ViewPositionChanged
       
   208 // ---------------------------------------------------------------------------
       
   209 //
       
   210 void CMIDFormPhysics::ViewPositionChanged(const TPoint& aNewPosition, TBool aDrawNow, TUint aFlags)
       
   211 {
       
   212     if (!PhysicsAllowed())
       
   213     {
       
   214         return;
       
   215     }
       
   216 
       
   217     TInt delta = iViewCenter.iY - aNewPosition.iY;
       
   218 
       
   219     iViewCenter = aNewPosition;
       
   220 
       
   221     iParent.HandlePhysicsScroll(delta, aDrawNow, aFlags);
       
   222 }
       
   223 
       
   224 // ---------------------------------------------------------------------------
       
   225 // CMIDFormPhysics::PhysicEmulationEnded
       
   226 // ---------------------------------------------------------------------------
       
   227 //
       
   228 void CMIDFormPhysics::PhysicEmulationEnded()
       
   229 {
       
   230     iParent.PhysicsScrollingEnd();
       
   231 }
       
   232 
       
   233 // ---------------------------------------------------------------------------
       
   234 // CMIDFormPhysics::ViewPosition
       
   235 // ---------------------------------------------------------------------------
       
   236 //
       
   237 TPoint CMIDFormPhysics::ViewPosition() const
       
   238 {
       
   239     return iViewCenter;
       
   240 }
       
   241 
       
   242 // ---------------------------------------------------------------------------
       
   243 // CMIDFormPhysics::CanBeStopped
       
   244 // ---------------------------------------------------------------------------
       
   245 //
       
   246 TBool CMIDFormPhysics::CanBeStopped() const
       
   247 {
       
   248     if (iPhysics)
       
   249     {
       
   250         return iPhysics->CanBeStopped();
       
   251     }
       
   252     else
       
   253     {
       
   254         return ETrue;
       
   255     }
       
   256 }
       
   257 // ---------------------------------------------------------------------------
       
   258 // CMIDFormPhysics::PhysicsAllowed
       
   259 // ---------------------------------------------------------------------------
       
   260 //
       
   261 TBool CMIDFormPhysics::PhysicsAllowed() const
       
   262 {
       
   263     if (iPhysics)
       
   264     {
       
   265         return ETrue;
       
   266     }
       
   267     else
       
   268     {
       
   269         return EFalse;
       
   270     }
       
   271 }