skins/AknSkins/alsrc/AknsAlAnimationValue.cpp
changeset 0 05e9090e2422
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     1 /*
       
     2 * Copyright (c) 2004-2008 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:  Interface for animation value.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <e32math.h>
       
    21 #include <e32base.h> // Required to make include AknsRlParameter.h ok
       
    22 #include <AknsRlParameter.h>
       
    23 
       
    24 #include "AknsAlAnimationValue.h"
       
    25 #include "AknsAlPolyLine.h"
       
    26 #include "AknsAlPolyLine1D.h"
       
    27 
       
    28 // ============================ MEMBER FUNCTIONS ===============================
       
    29 
       
    30 // -----------------------------------------------------------------------------
       
    31 // CAknsAlValueLinearRange::CAknsAlValueLinearRange
       
    32 // -----------------------------------------------------------------------------
       
    33 //
       
    34 CAknsAlValueLinearRange::CAknsAlValueLinearRange():
       
    35     iValue( 0 ),
       
    36     iStart( 0 ),
       
    37     iEnd( 255 )
       
    38     {}
       
    39 
       
    40 // -----------------------------------------------------------------------------
       
    41 // CAknsAlValueLinearRange::NewL
       
    42 // -----------------------------------------------------------------------------
       
    43 //
       
    44 CAknsAlValueLinearRange* CAknsAlValueLinearRange::NewL()
       
    45     {
       
    46     CAknsAlValueLinearRange* self = new(ELeave) CAknsAlValueLinearRange();
       
    47     return self;
       
    48     }
       
    49 
       
    50 // -----------------------------------------------------------------------------
       
    51 // CAknsAlValueLinearRange::~CAknsAlValueLinearRange
       
    52 // -----------------------------------------------------------------------------
       
    53 //
       
    54 CAknsAlValueLinearRange::~CAknsAlValueLinearRange()
       
    55     {
       
    56     }
       
    57 
       
    58 // -----------------------------------------------------------------------------
       
    59 // CAknsAlValueLinearRange::Tick
       
    60 // -----------------------------------------------------------------------------
       
    61 //
       
    62 void CAknsAlValueLinearRange::Tick( TUint32 /*aDeltaTime*/, TUint32 aRelative )
       
    63     {
       
    64     // Note: It is assumed that arithmetic shifting is supported
       
    65     // -> negative values are shifted correctly
       
    66     iValue = iStart + ( ( ( iEnd - iStart ) * aRelative ) >> 16 );
       
    67     }
       
    68 
       
    69 // -----------------------------------------------------------------------------
       
    70 // CAknsAlValueLinearRange::FillData
       
    71 // -----------------------------------------------------------------------------
       
    72 //
       
    73 void CAknsAlValueLinearRange::FillData( TAknsRlParameterData& aData ) const
       
    74     {
       
    75     aData.iType   = EAknsRlParameterTypeNumber;
       
    76     aData.iNumber = iValue;
       
    77     }
       
    78 
       
    79 // -----------------------------------------------------------------------------
       
    80 // CAknsAlValueLinearRange::SetParametersL
       
    81 // -----------------------------------------------------------------------------
       
    82 //
       
    83 void CAknsAlValueLinearRange::SetParametersL( MAknsRlParameterIterator& aParameters )
       
    84     {
       
    85     // Iterate over available parameters
       
    86     while( aParameters.HasNext() )
       
    87         {
       
    88         const TAknsRlParameterData* param = aParameters.NextL();
       
    89 
       
    90         if( param->iName->Compare( KAknsAlValueLinearRangeStart ) == 0 )
       
    91             {
       
    92             if( param->iType != EAknsRlParameterTypeNumber )
       
    93                 User::Leave( KErrArgument );
       
    94 
       
    95             iStart = param->iNumber;
       
    96             }
       
    97         else if( param->iName->Compare( KAknsAlValueLinearRangeEnd ) == 0 )
       
    98             {
       
    99             if( param->iType != EAknsRlParameterTypeNumber )
       
   100                 User::Leave( KErrArgument );
       
   101 
       
   102             iEnd = param->iNumber;
       
   103             }
       
   104         }
       
   105     }
       
   106 
       
   107 // -----------------------------------------------------------------------------
       
   108 // CAknsAlValueLinearRange::Begin
       
   109 // -----------------------------------------------------------------------------
       
   110 //
       
   111 void CAknsAlValueLinearRange::Begin()
       
   112     {
       
   113     iValue = iStart;
       
   114     }
       
   115 
       
   116 // ============================ MEMBER FUNCTIONS ===============================
       
   117 
       
   118 // -----------------------------------------------------------------------------
       
   119 // CAknsAlValueConstant::CAknsAlValueConstant
       
   120 // -----------------------------------------------------------------------------
       
   121 //
       
   122 CAknsAlValueConstant::CAknsAlValueConstant():
       
   123     iValue( 0 )
       
   124     {}
       
   125 
       
   126 // -----------------------------------------------------------------------------
       
   127 // CAknsAlValueConstant::NewL
       
   128 // -----------------------------------------------------------------------------
       
   129 //
       
   130 CAknsAlValueConstant* CAknsAlValueConstant::NewL()
       
   131     {
       
   132     CAknsAlValueConstant* self = new(ELeave) CAknsAlValueConstant();
       
   133     return self;
       
   134     }
       
   135 
       
   136 // -----------------------------------------------------------------------------
       
   137 // CAknsAlValueConstant::~CAknsAlValueConstant
       
   138 // -----------------------------------------------------------------------------
       
   139 //
       
   140 CAknsAlValueConstant::~CAknsAlValueConstant()
       
   141     {
       
   142     }
       
   143 
       
   144 // -----------------------------------------------------------------------------
       
   145 // CAknsAlValueConstant::Tick
       
   146 // -----------------------------------------------------------------------------
       
   147 //
       
   148 void CAknsAlValueConstant::Tick( TUint32 /*aDeltaTime*/, TUint32 /*aRelative*/ )
       
   149     {
       
   150     }
       
   151 
       
   152 // -----------------------------------------------------------------------------
       
   153 // CAknsAlValueConstant::FillData
       
   154 // -----------------------------------------------------------------------------
       
   155 //
       
   156 void CAknsAlValueConstant::FillData( TAknsRlParameterData& aData ) const
       
   157     {
       
   158     aData.iType   = EAknsRlParameterTypeNumber;
       
   159     aData.iNumber = iValue;
       
   160     }
       
   161 
       
   162 // -----------------------------------------------------------------------------
       
   163 // CAknsAlValueConstant::SetParametersL
       
   164 // -----------------------------------------------------------------------------
       
   165 //
       
   166 void CAknsAlValueConstant::SetParametersL( MAknsRlParameterIterator& aParameters )
       
   167     {
       
   168     // Iterate over available parameters
       
   169     while( aParameters.HasNext() )
       
   170         {
       
   171         const TAknsRlParameterData* param = aParameters.NextL();
       
   172 
       
   173         if( param->iName->Compare( KAknsAlValueConstantValue ) == 0 )
       
   174             {
       
   175             if( param->iType != EAknsRlParameterTypeNumber )
       
   176                 User::Leave( KErrArgument );
       
   177 
       
   178             iValue = param->iNumber;
       
   179             }
       
   180         }
       
   181     }
       
   182 
       
   183 // -----------------------------------------------------------------------------
       
   184 // CAknsAlValueConstant::Begin
       
   185 // -----------------------------------------------------------------------------
       
   186 //
       
   187 void CAknsAlValueConstant::Begin()
       
   188     {
       
   189     }
       
   190 
       
   191 // ============================ MEMBER FUNCTIONS ===============================
       
   192 
       
   193 // -----------------------------------------------------------------------------
       
   194 // CAknsAlValueRandom::CAknsAlValueRandom
       
   195 // -----------------------------------------------------------------------------
       
   196 //
       
   197 CAknsAlValueRandom::CAknsAlValueRandom():
       
   198     iCurrentSeed( 0 ),
       
   199     iValue( 0 ),
       
   200     iMin( 0 ),
       
   201     iMax( 255 )
       
   202     {}
       
   203 
       
   204 // -----------------------------------------------------------------------------
       
   205 // CAknsAlValueRandom::NewL
       
   206 // -----------------------------------------------------------------------------
       
   207 //
       
   208 CAknsAlValueRandom* CAknsAlValueRandom::NewL()
       
   209     {
       
   210     CAknsAlValueRandom* self = new(ELeave) CAknsAlValueRandom();
       
   211     return self;
       
   212     }
       
   213 
       
   214 // -----------------------------------------------------------------------------
       
   215 // CAknsAlValueRandom::~CAknsAlValueRandom
       
   216 // -----------------------------------------------------------------------------
       
   217 //
       
   218 CAknsAlValueRandom::~CAknsAlValueRandom()
       
   219     {
       
   220     }
       
   221 
       
   222 // -----------------------------------------------------------------------------
       
   223 // CAknsAlValueRandom::Tick
       
   224 // -----------------------------------------------------------------------------
       
   225 //
       
   226 void CAknsAlValueRandom::Tick( TUint32 /*aDeltaTime*/, TUint32 /*aRelative*/ )
       
   227     {
       
   228     // iMax - iMin is always > 0
       
   229     iValue = iMin + ( Math::Rand( iCurrentSeed ) % ( iMax - iMin ) );
       
   230     }
       
   231 
       
   232 // -----------------------------------------------------------------------------
       
   233 // CAknsAlValueRandom::FillData
       
   234 // -----------------------------------------------------------------------------
       
   235 //
       
   236 void CAknsAlValueRandom::FillData( TAknsRlParameterData& aData ) const
       
   237     {
       
   238     aData.iType   = EAknsRlParameterTypeNumber;
       
   239     aData.iNumber = iValue;
       
   240     }
       
   241 
       
   242 // -----------------------------------------------------------------------------
       
   243 // CAknsAlValueRandom::SetParametersL
       
   244 // -----------------------------------------------------------------------------
       
   245 //
       
   246 void CAknsAlValueRandom::SetParametersL( MAknsRlParameterIterator& aParameters )
       
   247     {
       
   248     // Iterate over available parameters
       
   249     while( aParameters.HasNext() )
       
   250         {
       
   251         const TAknsRlParameterData* param = aParameters.NextL();
       
   252 
       
   253         if( param->iName->Compare( KAknsAlValueRandomMin ) == 0 )
       
   254             {
       
   255             if( param->iType != EAknsRlParameterTypeNumber )
       
   256                 User::Leave( KErrArgument );
       
   257 
       
   258             iMin = param->iNumber;
       
   259             }
       
   260         else if( param->iName->Compare( KAknsAlValueRandomMax ) == 0 )
       
   261             {
       
   262             if( param->iType != EAknsRlParameterTypeNumber )
       
   263                 User::Leave( KErrArgument );
       
   264 
       
   265             iMax = param->iNumber;
       
   266             }
       
   267         }
       
   268 
       
   269     // Sanity check
       
   270     if( iMax <= iMin )
       
   271         User::Leave( KErrArgument );
       
   272 
       
   273     // Randomize the starting seed
       
   274     iCurrentSeed = TInt64( User::TickCount() );
       
   275     }
       
   276 
       
   277 // -----------------------------------------------------------------------------
       
   278 // CAknsAlValueRandom::Begin
       
   279 // -----------------------------------------------------------------------------
       
   280 //
       
   281 void CAknsAlValueRandom::Begin()
       
   282     {
       
   283     iCurrentSeed = TInt64( User::TickCount() );
       
   284     }
       
   285 
       
   286 // ============================ MEMBER FUNCTIONS ===============================
       
   287 
       
   288 // -----------------------------------------------------------------------------
       
   289 // CAknsAlValuePoly1D::CAknsAlValuePoly1D
       
   290 // -----------------------------------------------------------------------------
       
   291 //
       
   292 CAknsAlValuePoly1D::CAknsAlValuePoly1D()
       
   293     {
       
   294     // Derived from CBase -> members zeroed
       
   295     }
       
   296 
       
   297 // -----------------------------------------------------------------------------
       
   298 // CAknsAlValuePoly1D::ConstructL
       
   299 // -----------------------------------------------------------------------------
       
   300 //
       
   301 void CAknsAlValuePoly1D::ConstructL()
       
   302     {
       
   303     iPoly = CAknsAlPolyLine1D::NewL();
       
   304     }
       
   305 
       
   306 // -----------------------------------------------------------------------------
       
   307 // CAknsAlValuePoly1D::NewL
       
   308 // -----------------------------------------------------------------------------
       
   309 //
       
   310 CAknsAlValuePoly1D* CAknsAlValuePoly1D::NewL()
       
   311     {
       
   312     CAknsAlValuePoly1D* self =
       
   313         new(ELeave) CAknsAlValuePoly1D();
       
   314     CleanupStack::PushL( self );
       
   315     self->ConstructL();
       
   316     CleanupStack::Pop( self );
       
   317     return self;
       
   318     }
       
   319 
       
   320 // -----------------------------------------------------------------------------
       
   321 // CAknsAlValuePoly1D::~CAknsAlValuePoly1D
       
   322 // -----------------------------------------------------------------------------
       
   323 //
       
   324 CAknsAlValuePoly1D::~CAknsAlValuePoly1D()
       
   325     {
       
   326     delete iPoly; //lint !e1551 Doesn't throw exception
       
   327     }
       
   328 
       
   329 // -----------------------------------------------------------------------------
       
   330 // CAknsAlValuePoly1D::Tick
       
   331 // -----------------------------------------------------------------------------
       
   332 //
       
   333 void CAknsAlValuePoly1D::Tick( TUint32 /*aDeltaTime*/, TUint32 aRelative )
       
   334     {
       
   335     TPoint p = iPoly->GetPolyPoint( aRelative << 16 ); // Make relative .32 integer
       
   336     iValue = p.iY;
       
   337     }
       
   338 
       
   339 // -----------------------------------------------------------------------------
       
   340 // CAknsAlValuePoly1D::FillData
       
   341 // -----------------------------------------------------------------------------
       
   342 //
       
   343 void CAknsAlValuePoly1D::FillData(
       
   344     TAknsRlParameterData& aData ) const
       
   345     {
       
   346     aData.iType   = EAknsRlParameterTypeNumber;
       
   347     aData.iNumber = iValue;
       
   348     }
       
   349 
       
   350 // -----------------------------------------------------------------------------
       
   351 // CAknsAlValuePoly1D::SetParametersL
       
   352 // -----------------------------------------------------------------------------
       
   353 //
       
   354 void CAknsAlValuePoly1D::SetParametersL(
       
   355     MAknsRlParameterIterator& aParameters )
       
   356     {
       
   357     // Iterate over available parameters
       
   358     while( aParameters.HasNext() )
       
   359         {
       
   360         const TAknsRlParameterData* param = aParameters.NextL();
       
   361 
       
   362         if( param->iName->Compare( KAknsAlValuePoly1DPoints ) == 0 )
       
   363             {
       
   364             if( param->iType != EAknsRlParameterTypeString )
       
   365                 User::Leave( KErrArgument );
       
   366 
       
   367             if( !param->iString )
       
   368                 User::Leave( KErrArgument );
       
   369 
       
   370             if( ( param->iString->Length() % 2 ) != 0 ) // Array size is odd
       
   371                 User::Leave( KErrArgument );
       
   372 
       
   373             iPoly->SetPolyPoints1DL( *(param->iString) );
       
   374             iPoly->CalculateLengthsL();
       
   375             }
       
   376         else if( param->iName->Compare( KAknsAlValuePoly1DFactor ) == 0 )
       
   377             {
       
   378             if( param->iType != EAknsRlParameterTypeNumber )
       
   379                 User::Leave( KErrArgument );
       
   380 
       
   381             iPoly->SetScaledArea( TSize( 1, param->iNumber ) );
       
   382             }
       
   383         }
       
   384     }
       
   385 
       
   386 // -----------------------------------------------------------------------------
       
   387 // CAknsAlValuePoly1D::Begin
       
   388 // -----------------------------------------------------------------------------
       
   389 //
       
   390 void CAknsAlValuePoly1D::Begin()
       
   391     {
       
   392     TPoint p = iPoly->GetPolyPoint( 0 );
       
   393     iValue = p.iY;
       
   394     }
       
   395 
       
   396 // ============================ MEMBER FUNCTIONS ===============================
       
   397 
       
   398 // -----------------------------------------------------------------------------
       
   399 // CAknsAlValuePoly2D::CAknsAlValuePoly2D
       
   400 // -----------------------------------------------------------------------------
       
   401 //
       
   402 CAknsAlValuePoly2D::CAknsAlValuePoly2D()
       
   403     {
       
   404     // Derived from CBase -> members zeroed
       
   405     }
       
   406 
       
   407 // -----------------------------------------------------------------------------
       
   408 // CAknsAlValuePoly2D::ConstructL
       
   409 // -----------------------------------------------------------------------------
       
   410 //
       
   411 void CAknsAlValuePoly2D::ConstructL()
       
   412     {
       
   413     iPoly = CAknsAlPolyLine::NewL();
       
   414     iValue.SetLength(2);
       
   415     iValue[0] = 0;
       
   416     iValue[1] = 0;
       
   417     }
       
   418 
       
   419 // -----------------------------------------------------------------------------
       
   420 // CAknsAlValuePoly2D::NewL
       
   421 // -----------------------------------------------------------------------------
       
   422 //
       
   423 CAknsAlValuePoly2D* CAknsAlValuePoly2D::NewL()
       
   424     {
       
   425     CAknsAlValuePoly2D* self =
       
   426         new(ELeave) CAknsAlValuePoly2D();
       
   427     CleanupStack::PushL( self );
       
   428     self->ConstructL();
       
   429     CleanupStack::Pop( self );
       
   430     return self;
       
   431     }
       
   432 
       
   433 // -----------------------------------------------------------------------------
       
   434 // CAknsAlValuePoly2D::~CAknsAlValuePoly2D
       
   435 // -----------------------------------------------------------------------------
       
   436 //
       
   437 CAknsAlValuePoly2D::~CAknsAlValuePoly2D()
       
   438     {
       
   439     delete iPoly; //lint !e1551 Doesn't throw exception
       
   440     }
       
   441 
       
   442 // -----------------------------------------------------------------------------
       
   443 // CAknsAlValuePoly2D::Tick
       
   444 // -----------------------------------------------------------------------------
       
   445 //
       
   446 void CAknsAlValuePoly2D::Tick(
       
   447     TUint32 /*aDeltaTime*/, TUint32 aRelative )
       
   448     {
       
   449     TPoint p = iPoly->GetPolyPoint( aRelative << 16 ); // Make relative .32 integer
       
   450     iValue[0] = p.iX;
       
   451     iValue[1] = p.iY;
       
   452     }
       
   453 
       
   454 // -----------------------------------------------------------------------------
       
   455 // CAknsAlValuePoly2D::FillData
       
   456 // -----------------------------------------------------------------------------
       
   457 //
       
   458 void CAknsAlValuePoly2D::FillData(
       
   459     TAknsRlParameterData& aData ) const
       
   460     {
       
   461     aData.iType   = EAknsRlParameterTypeString;
       
   462     aData.iString = &iValue;
       
   463     }
       
   464 
       
   465 // -----------------------------------------------------------------------------
       
   466 // CAknsAlValuePoly2D::SetParametersL
       
   467 // -----------------------------------------------------------------------------
       
   468 //
       
   469 void CAknsAlValuePoly2D::SetParametersL(
       
   470     MAknsRlParameterIterator& aParameters )
       
   471     {
       
   472     // Iterate over available parameters
       
   473     while( aParameters.HasNext() )
       
   474         {
       
   475         const TAknsRlParameterData* param = aParameters.NextL();
       
   476 
       
   477         if( param->iName->Compare( KAknsAlValuePoly2DPoints ) == 0 )
       
   478             {
       
   479             if( param->iType != EAknsRlParameterTypeString )
       
   480                 User::Leave( KErrArgument );
       
   481 
       
   482             if( !param->iString )
       
   483                 User::Leave( KErrArgument );
       
   484 
       
   485             if( ( param->iString->Length() % 2 ) != 0 ) // Array size is odd
       
   486                 User::Leave( KErrArgument );
       
   487 
       
   488             iPoly->SetPolyPointsL( *(param->iString) );
       
   489             iPoly->CalculateLengthsL();
       
   490             }
       
   491         else if( param->iName->Compare( KAknsAlValuePoly2DFactor ) == 0 )
       
   492             {
       
   493             if( param->iType != EAknsRlParameterTypeString )
       
   494                 User::Leave( KErrArgument );
       
   495 
       
   496             if( !param->iString )
       
   497                 User::Leave( KErrArgument );
       
   498 
       
   499             // We need 2 or more elements
       
   500             if( param->iString->Length() < 2 )
       
   501                 User::Leave( KErrArgument );
       
   502 
       
   503             iPoly->SetScaledArea( TSize( (*param->iString)[0],
       
   504                                          (*param->iString)[1] ) );
       
   505             }
       
   506         }
       
   507     }
       
   508 
       
   509 // -----------------------------------------------------------------------------
       
   510 // CAknsAlValuePoly2D::Begin
       
   511 // -----------------------------------------------------------------------------
       
   512 //
       
   513 void CAknsAlValuePoly2D::Begin()
       
   514     {
       
   515     TPoint p = iPoly->GetPolyPoint( 0 );
       
   516     iValue[0] = p.iX;
       
   517     iValue[1] = p.iY;
       
   518     }
       
   519