author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 25 May 2010 14:39:28 +0300 | |
branch | RCL_3 |
changeset 9 | 26914f8d1faf |
parent 0 | 1fb32624e06b |
child 16 | 748ec5531811 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002 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: This class is a utitlity class for conversion of Vodafone |
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* pictograph. |
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* |
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*/ |
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// PICTOGRAPH_SHARED.CPP |
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// |
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// |
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#include "CnvPictographShared.h" |
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// #include "CnvPictograph1.h" |
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#include "CnvShiftJisDirectmap.h" |
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#include <convgeneratedcpp.h> |
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// CONSTANTS |
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// Escape sequence for Vodafone pictograph |
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_LIT8(KLit8EscapeSequenceForPictograph, "\x1b\x24"); |
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// _LIT8(KLit8EscapeSequenceForPictograph1, "\x1b\x24\x47"); |
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const TInt KEscape = 0x1B; |
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const TInt KShiftIn = 0x0F; |
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// Intermidiate buffers for pictograph |
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const TInt KIntermediateBuffer1 = 'G'; |
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const TUint KSingleByteRangeFirstBlockStart = 0xF0; |
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const TUint KSingleByteRangeFirstBlockEnd = 0xF9; |
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const TUint KSingleByteRangeSecondBlockStart = 0x40; |
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const TUint KSingleByteRangeSecondBlockEnd = 0xFC; |
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const TUint KFirstByteRangeFirstBlockStart = 0xF5; |
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const TUint KFirstByteRangeFirstBlockEnd = 0xFE; |
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const TUint KSecondByteRangeSecondBlockStart = 0xA1; |
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const TUint KSecondByteRangeSecondBlockEnd = 0xFE; |
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const TUint KEUCJPSecondBlockStart = 0xF5; |
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const TUint KEUCJPBlockSize = 0x5D; |
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const TUint KSingleShift3=0x8f; |
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// used for EucJp |
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const TUint KPictographStartFirstByte = 0xF0; |
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const TUint KPictographStartSecondByte = 0x40; |
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const TUint KShiftJisTrailByteIllegal = 0x7F; |
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// ============================ LOCAL FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// DummyConvertToIntermediateBufferInPlace ?description. |
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// |
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// ----------------------------------------------------------------------------- |
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// |
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LOCAL_C void DummyConvertToIntermediateBufferInPlace(TDes8&) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// DummyConvertFromIntermediateBufferInPlace |
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// |
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// ----------------------------------------------------------------------------- |
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// |
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LOCAL_C void DummyConvertFromIntermediateBufferInPlace(TInt, TDes8&, |
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TInt& aNumberOfCharactersThatDroppedOut) |
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{ |
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aNumberOfCharactersThatDroppedOut=0; |
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} |
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// ----------------------------------------------------------------------------- |
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// ConvertFromPictogaphToEucJpDirectmapInPlace |
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// Converts from EucJp packed Pictograph to Unicode |
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// ----------------------------------------------------------------------------- |
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// |
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LOCAL_C void ConvertFromPictogaphToEucJpDirectmapInPlace( |
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TInt aStartPositionInDescriptor, TDes8& aDescriptor, |
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TInt& aNumberOfCharactersThatDroppedOut) |
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{ |
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TInt descriptorLength=aDescriptor.Length(); |
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TInt bytesPerCharacter = 2; |
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if (aDescriptor[0] >= KEUCJPSecondBlockStart) |
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{ |
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bytesPerCharacter = 3; |
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} |
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aNumberOfCharactersThatDroppedOut = |
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105 |
Max(0, ((descriptorLength - aStartPositionInDescriptor) / 2) - |
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106 |
((aDescriptor.MaxLength() - aStartPositionInDescriptor) / |
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107 |
bytesPerCharacter)); |
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descriptorLength -= aNumberOfCharactersThatDroppedOut * 2; |
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if (descriptorLength <= aStartPositionInDescriptor) |
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110 |
{ |
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aDescriptor.SetLength(descriptorLength); |
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112 |
} |
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113 |
else |
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114 |
{ |
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// pointerToTargetByte is initialized properly when descriptorLength |
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// has been offset to the actual final length of aDescriptor |
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TUint8* pointerToTargetByte = CONST_CAST(TUint8*, aDescriptor.Ptr()); |
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const TUint8* const pointerToFirstByte = |
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pointerToTargetByte + aStartPositionInDescriptor; |
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const TUint8* pointerToSourceByte = |
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pointerToTargetByte + (descriptorLength - 1); |
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descriptorLength = (((descriptorLength - aStartPositionInDescriptor) |
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* bytesPerCharacter) / 2) + aStartPositionInDescriptor; |
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aDescriptor.SetLength(descriptorLength); |
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// pointerToTargetByte is is initialized properly here |
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pointerToTargetByte += descriptorLength - 1; |
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for (;pointerToTargetByte > pointerToFirstByte; ) |
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128 |
{ |
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TInt secondByte = *pointerToSourceByte; |
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TInt firstByte = *(pointerToSourceByte - 1); |
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131 |
|
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if (bytesPerCharacter == 3) |
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133 |
{ |
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firstByte = (firstByte - KEUCJPSecondBlockStart) * 2 + |
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KFirstByteRangeFirstBlockStart; |
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136 |
} |
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137 |
else |
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138 |
{ |
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firstByte = (firstByte - KPictographStartFirstByte) * 2 + |
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KFirstByteRangeFirstBlockStart; |
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141 |
} |
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if (static_cast<TInt>(KEUCJPBlockSize + KPictographStartSecondByte + 1) |
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143 |
< secondByte) |
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144 |
{ |
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if (secondByte > KShiftJisTrailByteIllegal) |
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secondByte -= 1; |
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secondByte = secondByte -(KPictographStartSecondByte + |
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KEUCJPBlockSize + 1) + KSecondByteRangeSecondBlockStart; |
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firstByte++; |
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150 |
} |
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151 |
else |
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152 |
{ |
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if (secondByte > KShiftJisTrailByteIllegal) |
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secondByte -= 1; |
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secondByte += KSecondByteRangeSecondBlockStart - KPictographStartSecondByte; |
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} |
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*pointerToTargetByte = static_cast<TUint8>(secondByte); |
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--pointerToTargetByte; |
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*pointerToTargetByte = static_cast<TUint8>(firstByte); |
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if (bytesPerCharacter == 3) |
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161 |
{ |
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--pointerToTargetByte; |
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*pointerToTargetByte = KSingleShift3; |
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} |
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--pointerToTargetByte; |
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pointerToSourceByte -= 2; |
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167 |
} |
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168 |
} |
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169 |
} |
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170 |
|
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171 |
// ============================ MEMBER FUNCTIONS =============================== |
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172 |
|
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// ----------------------------------------------------------------------------- |
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// CnvPictographShared::SetCharacterSetsForPictograph |
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// It sets parameters to SCharacterSet array. It called in ConvertFromUnicode(). |
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// It makes possible that pictograph conversion is called from other conversion |
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// plug-ins. |
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// (other items were commented in a header). |
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// ----------------------------------------------------------------------------- |
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180 |
// |
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181 |
void CnvPictographShared::SetCharacterSetsForPictograph( |
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182 |
RArray<CnvUtilities::SCharacterSet>& /*aArrayOfCharacterSets*/) |
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183 |
{ |
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184 |
// SAMPLE CODE |
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// If this module needs to support escape sequence pictograph, |
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// Remove the comment from the following code. |
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187 |
|
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// CnvUtilities::SCharacterSet characterSet; |
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// characterSet.iConversionData = &CnvPictograph1::ConversionData(); |
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// characterSet.iConvertFromIntermediateBufferInPlace = |
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// CnvPictographShared::ConvertToPictograph1InPlace; |
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// characterSet.iEscapeSequence = &KLit8EscapeSequenceForPictograph1; |
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// aArrayOfCharacterSets.Append(characterSet); |
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194 |
|
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195 |
} |
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196 |
|
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197 |
// ----------------------------------------------------------------------------- |
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// CnvPictographShared::SetMethodsForPictograph |
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// It sets parameters to SMethod array. It called in ConvertToUnicode(). |
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// It makes possible that pictograph conversion is called from other conversion |
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201 |
// plug-ins. |
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// (other items were commented in a header). |
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203 |
// ----------------------------------------------------------------------------- |
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204 |
// |
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205 |
void CnvPictographShared::SetMethodsForPictograph( |
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RArray<CnvUtilities::SMethod>& aArrayOfMethods, TOriginalCharset aOriginalCharset) |
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207 |
{ |
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CnvUtilities::SMethod method; |
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209 |
switch (aOriginalCharset) |
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210 |
{ |
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|
211 |
case ECharsetShiftJis: |
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212 |
method.iNumberOfBytesAbleToConvert = |
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213 |
CnvPictographShared::NumberOfBytesAbleToConvertSJisDirectMap; |
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214 |
method.iConvertToIntermediateBufferInPlace = |
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215 |
DummyConvertToIntermediateBufferInPlace; |
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|
216 |
method.iConversionData = |
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&CnvShiftJisDirectmap::ConversionData(); |
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method.iNumberOfBytesPerCharacter = 2; |
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method.iNumberOfCoreBytesPerCharacter = 2; |
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aArrayOfMethods.Append(method); |
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221 |
break; |
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222 |
case ECharsetEucJp: |
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223 |
method.iNumberOfBytesAbleToConvert = |
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224 |
CnvPictographShared::NumberOfBytesAbleToConvertToEucJpDirectMap1; |
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225 |
method.iConvertToIntermediateBufferInPlace = |
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226 |
CnvPictographShared::ConvertToPictographFromEucJpPackedInPlace; |
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227 |
method.iConversionData = |
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&CnvShiftJisDirectmap::ConversionData(); |
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method.iNumberOfBytesPerCharacter = 2; |
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230 |
method.iNumberOfCoreBytesPerCharacter = 2; |
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aArrayOfMethods.Append(method); |
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232 |
method.iNumberOfBytesAbleToConvert = |
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233 |
CnvPictographShared::NumberOfBytesAbleToConvertToEucJpDirectMap2; |
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234 |
method.iConvertToIntermediateBufferInPlace = |
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235 |
CnvPictographShared::ConvertToPictographFromEucJpPackedInPlace; |
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236 |
method.iConversionData = |
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&CnvShiftJisDirectmap::ConversionData(); |
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238 |
method.iNumberOfBytesPerCharacter = 3; |
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239 |
method.iNumberOfCoreBytesPerCharacter = 2; |
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240 |
aArrayOfMethods.Append(method); |
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241 |
break; |
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242 |
default: |
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243 |
break; |
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|
244 |
} |
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|
245 |
|
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246 |
// SAMPLE CODE |
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247 |
// If this module needs to support escape sequence pictograph, |
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248 |
// Remove the comment from the following code. |
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249 |
|
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250 |
// method.iNumberOfBytesAbleToConvert = |
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251 |
// CnvPictographShared::NumberOfBytesAbleToConvertToPicto1; |
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252 |
// method.iConvertToIntermediateBufferInPlace = |
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253 |
// CnvPictographShared::ConvertToPictographFromUnicode; |
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254 |
// method.iConversionData = &CnvPictograph1::ConversionData(); |
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255 |
// method.iNumberOfBytesPerCharacter = 1; |
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256 |
// method.iNumberOfCoreBytesPerCharacter = 1; |
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257 |
// aArrayOfMethods.Append(method); |
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258 |
} |
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|
259 |
|
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Revision: 201003
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260 |
// ----------------------------------------------------------------------------- |
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261 |
// CnvPictographShared::SetCharacterSetsForPictograph |
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262 |
// It sets parameters to SState array. It called in ConvertToUnicode(). |
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263 |
// It makes possible that pictograph conversion is called from other |
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264 |
// conversion plug-ins. |
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265 |
// (other items were commented in a header). |
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266 |
// ----------------------------------------------------------------------------- |
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267 |
// |
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Revision: 201003
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268 |
void CnvPictographShared::SetCharacterSetsForPictograph( |
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269 |
RArray<CnvUtilities::SCharacterSet>& aArrayOfStates, |
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|
270 |
TOriginalCharset aOriginalCharset) |
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|
271 |
{ |
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|
272 |
CnvUtilities::SCharacterSet characterSet; |
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|
273 |
switch (aOriginalCharset) |
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Revision: 201003
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|
274 |
{ |
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Revision: 201003
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|
275 |
case ECharsetShiftJis: |
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276 |
// Append the character set for pictograph |
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277 |
characterSet.iConversionData = |
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278 |
&CnvShiftJisDirectmap::ConversionData(); |
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|
279 |
characterSet.iConvertFromIntermediateBufferInPlace = |
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|
280 |
DummyConvertFromIntermediateBufferInPlace; |
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|
281 |
characterSet.iEscapeSequence = &KNullDesC8; |
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Revision: 201003
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|
282 |
aArrayOfStates.Append(characterSet); |
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Revision: 201003
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|
283 |
break; |
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Revision: 201003
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|
284 |
case ECharsetEucJp: |
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|
285 |
// Append the character set for pictograph1 |
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|
286 |
characterSet.iConversionData = &CnvShiftJisDirectmap::ConversionData(); |
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|
287 |
characterSet.iConvertFromIntermediateBufferInPlace = |
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Revision: 201003
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|
288 |
ConvertFromPictogaphToEucJpDirectmapInPlace; |
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Revision: 201003
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|
289 |
characterSet.iEscapeSequence = &KNullDesC8; |
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Revision: 201003
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|
290 |
aArrayOfStates.Append(characterSet); |
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diff
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|
291 |
|
1fb32624e06b
Revision: 201003
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|
292 |
// Append the character set for pictograph2 |
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Revision: 201003
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|
293 |
characterSet.iConversionData = &CnvShiftJisDirectmap::ConversionData(); |
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Revision: 201003
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|
294 |
characterSet.iConvertFromIntermediateBufferInPlace = |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
295 |
ConvertFromPictogaphToEucJpDirectmapInPlace; |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
296 |
characterSet.iEscapeSequence = &KNullDesC8; |
1fb32624e06b
Revision: 201003
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|
297 |
aArrayOfStates.Append(characterSet); |
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Revision: 201003
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parents:
diff
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|
298 |
break; |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
299 |
default: |
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Revision: 201003
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diff
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|
300 |
break; |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
301 |
} |
1fb32624e06b
Revision: 201003
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diff
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|
302 |
} |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
303 |
|
1fb32624e06b
Revision: 201003
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diff
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|
304 |
// ----------------------------------------------------------------------------- |
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Revision: 201003
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diff
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|
305 |
// CnvPictographShared::SetStatesForPictograph |
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|
306 |
// It sets parameters to SState array. It called in ConvertToUnicode(). |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
307 |
// It makes possible that pictograph conversion is called from other |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
308 |
// conversion plug-ins. |
1fb32624e06b
Revision: 201003
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diff
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|
309 |
// (other items were commented in a header). |
1fb32624e06b
Revision: 201003
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diff
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|
310 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
311 |
// |
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312 |
void CnvPictographShared::SetStatesForPictograph( |
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RArray<CnvUtilities::SState>& /*aArrayOfStates*/) |
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314 |
{ |
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315 |
// SAMPLE CODE |
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// If this module needs to support escape sequence pictograph, |
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// Remove the comment from the following code. |
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318 |
|
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319 |
// CnvUtilities::SState state; |
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// state.iEscapeSequence = &KLit8EscapeSequenceForPictograph1; |
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// state.iConversionData = &CnvPictograph1::ConversionData(); |
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// aArrayOfStates.Append(state); |
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323 |
} |
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324 |
|
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325 |
// ----------------------------------------------------------------------------- |
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326 |
// CnvPictographShared::ConvertToPictograph1InPlace |
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// It converts from an intermediate buffer to a pictograph code. |
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// After that, it adds shift-in code(0x0F). |
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329 |
// (other items were commented in a header). |
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330 |
// ----------------------------------------------------------------------------- |
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331 |
// |
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332 |
// void CnvPictographShared::ConvertToPictograph1InPlace( |
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333 |
// TInt aStartPositionInDescriptor, |
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334 |
// TDes8& aDescriptor, TInt& aNumberOfCharactersThatDroppedOut) |
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335 |
// { |
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336 |
// CnvUtilities::ConvertFromIntermediateBufferInPlace( |
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337 |
// aStartPositionInDescriptor, aDescriptor, |
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338 |
// aNumberOfCharactersThatDroppedOut, |
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339 |
// KLit8EscapeSequenceForPictograph1, 1); |
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340 |
// AppendShiftIn(aDescriptor, aNumberOfCharactersThatDroppedOut); |
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341 |
// } |
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342 |
|
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343 |
|
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344 |
// ----------------------------------------------------------------------------- |
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345 |
// CnvPictographShared::NumberOfBytesAbleToConvertToPicto1 |
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346 |
// It returns a number of bytes that the conversion to pictograph is |
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347 |
// possible in the descriptor. |
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348 |
// (other items were commented in a header). |
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349 |
// ----------------------------------------------------------------------------- |
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350 |
// |
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351 |
TInt CnvPictographShared::NumberOfBytesAbleToConvertSJisDirectMap( |
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352 |
const TDesC8& aDescriptor) |
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353 |
{ |
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354 |
const TUint8* pointerToPreviousByte = aDescriptor.Ptr()-1; |
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355 |
const TUint8* const pointerToLastByte = |
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356 |
pointerToPreviousByte + aDescriptor.Length(); |
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357 |
if (pointerToPreviousByte == pointerToLastByte) |
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358 |
{ |
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|
359 |
return 0; |
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|
360 |
} |
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361 |
for (; pointerToPreviousByte < pointerToLastByte; ) |
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362 |
{ |
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363 |
const TUint currentByte = *(pointerToPreviousByte + 1); |
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364 |
const TUint nextByte = *(pointerToPreviousByte + 2); |
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365 |
if (((currentByte < KSingleByteRangeFirstBlockStart) || |
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366 |
(currentByte > KSingleByteRangeFirstBlockEnd)) || |
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|
367 |
((nextByte < KSingleByteRangeSecondBlockStart) || |
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|
368 |
(nextByte > KSingleByteRangeSecondBlockEnd))) |
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|
369 |
{ |
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|
370 |
break; |
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|
371 |
} |
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|
372 |
pointerToPreviousByte += 2; |
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|
373 |
} |
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|
374 |
return (pointerToPreviousByte + 1) - aDescriptor.Ptr(); |
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|
375 |
} |
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|
376 |
|
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|
377 |
// ----------------------------------------------------------------------------- |
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|
378 |
// NumberOfBytesAbleToConvertToEucJpDirectMap1 |
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|
379 |
// |
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|
380 |
// ----------------------------------------------------------------------------- |
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|
381 |
// |
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|
382 |
TInt CnvPictographShared::NumberOfBytesAbleToConvertToEucJpDirectMap1( |
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|
383 |
const TDesC8& aDescriptor) |
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|
384 |
{ |
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|
385 |
const TUint8* pointerToPreviousByte = aDescriptor.Ptr() - 1; |
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|
386 |
const TUint8* const pointerToLastByte = |
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Revision: 201003
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|
387 |
pointerToPreviousByte + aDescriptor.Length(); |
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Revision: 201003
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|
388 |
if (pointerToPreviousByte == pointerToLastByte) |
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Revision: 201003
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|
389 |
{ |
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Revision: 201003
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|
390 |
return 0; |
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Revision: 201003
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changeset
|
391 |
} |
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Revision: 201003
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changeset
|
392 |
for (;pointerToPreviousByte < pointerToLastByte;) |
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Revision: 201003
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|
393 |
{ |
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Revision: 201003
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|
394 |
TUint currentByte = *(pointerToPreviousByte + 1); |
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Revision: 201003
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|
395 |
const TUint nextByte = *(pointerToPreviousByte + 2); |
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Revision: 201003
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|
396 |
if (((currentByte < KFirstByteRangeFirstBlockStart) || |
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Revision: 201003
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parents:
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changeset
|
397 |
(currentByte > KFirstByteRangeFirstBlockEnd)) || |
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Revision: 201003
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changeset
|
398 |
((nextByte < KSecondByteRangeSecondBlockStart) || |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
(nextByte > KSecondByteRangeSecondBlockEnd))) |
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Revision: 201003
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parents:
diff
changeset
|
400 |
{ |
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Revision: 201003
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parents:
diff
changeset
|
401 |
break; |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
402 |
} |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
403 |
pointerToPreviousByte += 2; |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
404 |
} |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
405 |
return (pointerToPreviousByte + 1) - aDescriptor.Ptr(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
406 |
} |
1fb32624e06b
Revision: 201003
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parents:
diff
changeset
|
407 |
|
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Revision: 201003
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parents:
diff
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|
408 |
// ----------------------------------------------------------------------------- |
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Revision: 201003
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|
409 |
// NumberOfBytesAbleToConvertToPictograph |
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Revision: 201003
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|
410 |
// |
1fb32624e06b
Revision: 201003
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|
411 |
// ----------------------------------------------------------------------------- |
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Revision: 201003
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diff
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|
412 |
// |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
413 |
TInt CnvPictographShared::NumberOfBytesAbleToConvertToEucJpDirectMap2( |
1fb32624e06b
Revision: 201003
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parents:
diff
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|
414 |
const TDesC8& aDescriptor) |
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Revision: 201003
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parents:
diff
changeset
|
415 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
416 |
const TUint8* pointerToPreviousByte = aDescriptor.Ptr() - 1; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
const TUint8* const pointerToLastByte = |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
pointerToPreviousByte + aDescriptor.Length(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
if (pointerToPreviousByte == pointerToLastByte) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
return 0; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
for (;pointerToPreviousByte < pointerToLastByte;) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
TUint currentByte = *(pointerToPreviousByte + 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
if (currentByte == KSingleShift3) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
pointerToPreviousByte++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
currentByte = *(pointerToPreviousByte + 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
else |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
break; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
if (currentByte < 0xa0) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
return CCnvCharacterSetConverter::EErrorIllFormedInput; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
const TUint nextByte = *(pointerToPreviousByte + 2); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
if (nextByte < 0xa0) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
return CCnvCharacterSetConverter::EErrorIllFormedInput; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
if (((currentByte < KFirstByteRangeFirstBlockStart) || |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
(currentByte > KFirstByteRangeFirstBlockEnd)) || |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
((nextByte < KSecondByteRangeSecondBlockStart) || |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
(nextByte > KSecondByteRangeSecondBlockEnd))) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
// return the previous byte to the beginning of loop. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
pointerToPreviousByte--; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
break; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
pointerToPreviousByte += 2; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
return (pointerToPreviousByte + 1) - aDescriptor.Ptr(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
// CnvPictographShared::NumberOfBytesAbleToConvertToPicto1 |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
// It returns a number of bytes that the conversion to pictograph is |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
// possible in the descriptor. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
// (other items were commented in a header). |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
TInt CnvPictographShared::NumberOfBytesAbleToConvertToPicto1( |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
const TDesC8& aDescriptor) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
return NumberOfBytesAbleToConvertToPictograph(aDescriptor, |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
KIntermediateBuffer1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
// CnvPictographShared::NumberOfBytesAbleToConvertToPictograph |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
// It's a common function for checking the number of bytes that the conversion |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
// to pictograph |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
// (other items were commented in a header). |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
TInt CnvPictographShared::NumberOfBytesAbleToConvertToPictograph( |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
const TDesC8& aDescriptor, TInt aIntermidiateCode) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
TInt compLen(KLit8EscapeSequenceForPictograph().Length()); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
TInt ret(0); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
if (aDescriptor.Left(compLen) == KLit8EscapeSequenceForPictograph) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
const TInt intermidiateBuff = aDescriptor[compLen]; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
if (intermidiateBuff == aIntermidiateCode) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
ret = compLen + 2; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
const TInt descriptorLength = aDescriptor.Length(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
const TUint8* pointerToCurrentByte = aDescriptor.Ptr(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
const TUint8* pointerToLastByte = pointerToCurrentByte + |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
(descriptorLength - 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
pointerToCurrentByte += compLen + 2; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
for (; pointerToCurrentByte <= pointerToLastByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
pointerToCurrentByte++) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
if (*pointerToCurrentByte == KShiftIn) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
ret++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
break; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
if (*pointerToCurrentByte == KEscape) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
break; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
ret++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
return ret; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
// CnvPictographShared::ConvertToPictographFromUnicode |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
// It converts the string which includes a pictograph's escape sequence |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
// to unicode. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
// (other items were commented in a header). |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
void CnvPictographShared::ConvertToPictographFromUnicode(TDes8& aDescriptor) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
const TInt descriptorLength = aDescriptor.Length(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
TUint8* pointerToCurrentByte = CONST_CAST(TUint8*, aDescriptor.Ptr()); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
TUint8* pointerToDataByte = pointerToCurrentByte + |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
KLit8EscapeSequenceForPictograph().Length(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
const TUint8* const pointerToLastByte = pointerToCurrentByte + |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
(descriptorLength - 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
const TUint8* const pointerToFirstByte = pointerToCurrentByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
pointerToDataByte++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
for (; pointerToDataByte <= pointerToLastByte; pointerToDataByte++) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
if (*pointerToDataByte != KShiftIn) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
*pointerToCurrentByte = *pointerToDataByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
pointerToCurrentByte++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
aDescriptor.SetLength(pointerToCurrentByte - pointerToFirstByte); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
// CnvPictographShared::ConvertToPictographFromEucJpPackedInPlace |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
// Converts from EucJp packed Pictograph to Unicode |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
void CnvPictographShared::ConvertToPictographFromEucJpPackedInPlace(TDes8& aDescriptor) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
const TInt descriptorLength = aDescriptor.Length(); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
TUint8* pointerToTargetByte = CONST_CAST(TUint8*, aDescriptor.Ptr()); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
const TUint8* pointerToSourceByte = pointerToTargetByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
const TUint8* const pointerToLastByte = |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
pointerToSourceByte + (descriptorLength - 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
TInt bytesPerCharacter = 2; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
TInt sjisStartbyte = KSingleByteRangeFirstBlockStart; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
if (*pointerToSourceByte == KSingleShift3) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
++pointerToSourceByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
bytesPerCharacter = 3; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
sjisStartbyte = KEUCJPSecondBlockStart; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
for (;pointerToSourceByte < pointerToLastByte; ) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
TUint firstByte = (*pointerToSourceByte |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
- KFirstByteRangeFirstBlockStart) / 2 + sjisStartbyte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
TUint secondByte = *(pointerToSourceByte + 1); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
if ((*pointerToSourceByte % 2) == 0) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
secondByte += KSingleByteRangeSecondBlockStart - KSecondByteRangeSecondBlockStart |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
+ KEUCJPBlockSize + 1; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
if (secondByte >= KShiftJisTrailByteIllegal) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
secondByte++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
else |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
secondByte += KSingleByteRangeSecondBlockStart - KSecondByteRangeSecondBlockStart; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
if (secondByte >= KShiftJisTrailByteIllegal) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
secondByte++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
*pointerToTargetByte = static_cast<TUint8>(firstByte); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
++pointerToTargetByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
*pointerToTargetByte = static_cast<TUint8>(secondByte); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
pointerToSourceByte += 2; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
++pointerToTargetByte; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
aDescriptor.SetLength((descriptorLength / bytesPerCharacter) * 2); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
// CnvPictographShared::AppendShiftIn |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
// It appends a shift-in code to the descriptor. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
// (other items were commented in a header). |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
void CnvPictographShared::AppendShiftIn(TDes8& aDescriptor, |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
TInt& aNumberOfCharactersThatDroppedOut) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
if (aDescriptor.MaxLength() > aDescriptor.Length()) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
aDescriptor.Append(KShiftIn); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
else |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
aNumberOfCharactersThatDroppedOut++; |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
} |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
// ========================== OTHER EXPORTED FUNCTIONS ========================= |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
|
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
// SetCharacterSetsForPictograph() |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
613 |
// It sets parameters to SCharacterSet array. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
614 |
// It called in ConvertFromUnicode(). |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
615 |
// It makes possible that pictograph conversion is called from other |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
616 |
// conversion plug-ins. |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
617 |
// @since 2.6 |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
618 |
// @param aArrayOfCharacterSets The conversion table array |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
619 |
// ----------------------------------------------------------------------------- |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
620 |
// |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
621 |
EXPORT_C void SetCharacterSetsForPictograph( |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
622 |
RArray<CnvUtilities::SCharacterSet>& aArrayOfCharacterSets) |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
623 |
{ |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
624 |
CnvPictographShared::SetCharacterSetsForPictograph(aArrayOfCharacterSets); |
1fb32624e06b
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
625 |
} |
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Revision: 201003
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// ----------------------------------------------------------------------------- |
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// SetCharacterSetsForPictograph() |
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// It sets parameters to SCharacterSet array. |
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// It called in ConvertFromUnicode(). |
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// It makes possible that pictograph conversion is called from other |
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// conversion plug-ins. |
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// @since 2.6 |
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// @param aArrayOfCharacterSets The conversion table array |
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// @param aOriginalCharset The character set |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C void SetCharacterSetsForPictograph( |
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RArray<CnvUtilities::SCharacterSet>& aArrayOfCharacterSets, |
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TOriginalCharset aOriginalCharset) |
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{ |
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CnvPictographShared::SetCharacterSetsForPictograph(aArrayOfCharacterSets, |
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aOriginalCharset); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// SetMethodsForPictograph() |
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// It sets parameters to SMethod array. |
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// It called in ConvertToUnicode(). |
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// It makes possible that pictograph conversion is called from other |
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// conversion plug-ins. |
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// @since 2.6 |
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// @param aArrayOfMethods The conversion table array |
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// @param aOriginalCharset The character set |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C void SetMethodsForPictograph( |
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RArray<CnvUtilities::SMethod>& aArrayOfMethods, |
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TOriginalCharset aOriginalCharset) |
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{ |
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CnvPictographShared::SetMethodsForPictograph(aArrayOfMethods, |
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aOriginalCharset); |
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} |
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// ----------------------------------------------------------------------------- |
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// SetStatesForPictograph() |
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// It sets parameters to SState array. |
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// It called in ConvertToUnicode(). |
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// It makes possible that pictograph conversion is called from other |
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// conversion plug-ins. |
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// @since 2.6 |
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// @param aArrayOfMethods The conversion table array |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C void SetStatesForPictograph( |
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RArray<CnvUtilities::SState>& aArrayOfStates) |
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{ |
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CnvPictographShared::SetStatesForPictograph(aArrayOfStates); |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CountOfPictographPagesFromUnicode() |
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// It returns count of pictograph pages. |
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// This method is used for the conversion from Unicode to foreign character |
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// set. |
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// @since 2.6 |
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// @return count of pictograph pages. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C TInt CountOfPictographPagesFromUnicode() |
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{ |
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return KCountOfPictoPages; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CountOfPictographPagesToUnicode() |
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// It returns count of pictograph pages. |
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// This method is used for the conversion from foreign character set to |
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// Unicode. |
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// @since 2.6 |
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// @return count of pictograph pages. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C TInt CountOfPictographPagesToUnicode() |
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{ |
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return KCountOfPictoPages + 1; |
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} |
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// End of File |