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1 /* |
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2 * Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0"" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation of handwriting recognition |
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15 * |
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16 */ |
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17 |
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18 |
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19 // System includes |
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20 #include <PtiHwrRecognizer.h> |
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21 #include <aknfeppeninputenums.h> |
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22 #include <peninputcommonlayoutglobalenum.h> |
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23 |
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24 // User includes |
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25 #include "peninputgenericrecognizer.h" |
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26 |
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27 |
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28 // ======== MEMBER FUNCTIONS ======== |
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29 |
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30 // -------------------------------------------------------------------------- |
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31 // CPeninputGenericRecognizer::NewL |
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32 // (other items were commented in a header) |
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33 // -------------------------------------------------------------------------- |
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34 // |
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35 CPeninputGenericRecognizer* CPeninputGenericRecognizer::NewL(CPtiEngine* aPtiEngine) |
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36 { |
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37 CPeninputGenericRecognizer* self = |
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38 new ( ELeave ) CPeninputGenericRecognizer(aPtiEngine); |
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39 CleanupStack::PushL( self ); |
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40 self->ConstructL(); |
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41 CleanupStack::Pop( self ); |
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42 |
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43 return self; |
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44 } |
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45 |
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46 // -------------------------------------------------------------------------- |
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47 // CPeninputGenericRecognizer::NewL |
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48 // (other items were commented in a header) |
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49 // -------------------------------------------------------------------------- |
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50 // |
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51 CPeninputGenericRecognizer* CPeninputGenericRecognizer::NewL( TInt aLanguage ) |
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52 { |
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53 CPeninputGenericRecognizer* self = |
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54 new ( ELeave ) CPeninputGenericRecognizer( aLanguage ); |
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55 CleanupStack::PushL( self ); |
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56 self->ConstructL(); |
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57 CleanupStack::Pop( self ); |
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58 |
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59 return self; |
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60 } |
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61 |
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62 // -------------------------------------------------------------------------- |
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63 // CPeninputGenericRecognizer::CPeninputGenericRecognizer |
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64 // (other items were commented in a header) |
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65 // -------------------------------------------------------------------------- |
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66 // |
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67 CPeninputGenericRecognizer::CPeninputGenericRecognizer(CPtiEngine* aPtiEngine) |
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68 : iPtiEngine( aPtiEngine ), iLanguage( 0 ),iMode( ERangeInvalid ), |
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69 iCaseSensitive( EFalse ), iEnabled( EFalse ), iRecognizerInited(EFalse) |
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70 |
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71 { |
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72 } |
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73 |
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74 // -------------------------------------------------------------------------- |
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75 // CPeninputGenericRecognizer::CPeninputGenericRecognizer |
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76 // (other items were commented in a header) |
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77 // -------------------------------------------------------------------------- |
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78 // |
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79 CPeninputGenericRecognizer::CPeninputGenericRecognizer( TInt aLanguage ) |
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80 : iLanguage( aLanguage ) |
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81 { |
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82 } |
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83 |
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84 // -------------------------------------------------------------------------- |
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85 // CPeninputGenericRecognizer::ConstructL |
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86 // (other items were commented in a header) |
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87 // -------------------------------------------------------------------------- |
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88 // |
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89 void CPeninputGenericRecognizer::ConstructL() |
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90 { |
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91 iIdle = CIdle::NewL(CActive::EPriorityIdle); |
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92 } |
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93 |
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94 // -------------------------------------------------------------------------- |
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95 // CPeninputGenericRecognizer::~CPeninputGenericRecognizer |
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96 // (other items were commented in a header) |
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97 // -------------------------------------------------------------------------- |
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98 // |
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99 CPeninputGenericRecognizer::~CPeninputGenericRecognizer() |
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100 { |
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101 delete iIdle; |
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102 } |
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103 |
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104 // -------------------------------------------------------------------------- |
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105 // CPeninputGenericRecognizer::RecognizeL |
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106 // (other items were commented in a header) |
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107 // -------------------------------------------------------------------------- |
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108 // |
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109 TInt CPeninputGenericRecognizer::Recognize( const RArray<TPoint>& aTraceData, |
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110 RPointerArray<HBufC>& aResult ) |
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111 { |
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112 TInt err = KErrGeneral; |
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113 |
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114 if (!iRecognizerInited) |
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115 { |
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116 TRAP_IGNORE(DoIdleConstructL()); |
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117 } |
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118 |
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119 if ( iHwrEngine ) |
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120 { |
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121 aResult.ResetAndDestroy(); |
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122 err = iHwrEngine->Recognize( aTraceData, aResult ); |
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123 // Convert according the shift mode:remove when recognizer provides |
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124 AdjustResultCase( aResult ); |
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125 } |
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126 |
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127 return err; |
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128 } |
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129 |
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130 // --------------------------------------------------------------------------- |
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131 // CPeninputGenericRecognizer::BackgroundConstructL |
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132 // Do background construct. |
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133 // --------------------------------------------------------------------------- |
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134 // |
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135 TInt CPeninputGenericRecognizer::BackgroundTaskL(TAny* aPtr) |
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136 { |
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137 CPeninputGenericRecognizer* self = static_cast<CPeninputGenericRecognizer*>(aPtr); |
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138 self->DoIdleConstructL(); |
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139 return EFalse; |
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140 } |
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141 |
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142 void CPeninputGenericRecognizer::DoIdleConstructL() |
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143 { |
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144 iRecognizerInited = ETrue; |
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145 InitRecognizerL(); |
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146 SetMode(iMode); |
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147 } |
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148 |
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149 // -------------------------------------------------------------------------- |
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150 // CPeninputGenericRecognizer::SetLanguage |
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151 // (other items were commented in a header) |
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152 // -------------------------------------------------------------------------- |
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153 // |
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154 void CPeninputGenericRecognizer::SetLanguage( TInt aLanguage ) |
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155 { |
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156 if ( iLanguage != aLanguage ) |
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157 { |
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158 iLanguage = aLanguage; |
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159 iRecognizerInited = EFalse; |
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160 iHwrEngine = NULL; |
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161 iIdle->Start(TCallBack(BackgroundTaskL,this)); |
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162 } |
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163 } |
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164 |
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165 // -------------------------------------------------------------------------- |
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166 // CPeninputGenericRecognizer::GetLanguage |
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167 // (other items were commented in a header) |
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168 // -------------------------------------------------------------------------- |
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169 // |
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170 TInt CPeninputGenericRecognizer::GetLanguage( ) |
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171 { |
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172 return iLanguage; |
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173 } |
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174 |
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175 // -------------------------------------------------------------------------- |
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176 // CPeninputGenericRecognizer::SetCase |
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177 // (other items were commented in a header) |
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178 // -------------------------------------------------------------------------- |
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179 // |
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180 void CPeninputGenericRecognizer::SetCase( TInt aCase ) |
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181 { |
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182 if ( ( iCaseSensitive && ( iMode == ERangeNative ) ) || |
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183 ( iMode == ERangeEnglish ) ) |
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184 { |
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185 TInt order = -1; |
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186 switch ( aCase ) |
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187 { |
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188 case ECaseUpper: |
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189 case ECaseText: |
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190 { |
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191 order = ( TInt ) EUpperFirst; |
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192 } |
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193 break; |
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194 case ECaseLower: |
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195 case ECaseInverseText: |
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196 { |
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197 order = ( TInt ) ELowerFirst; |
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198 } |
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199 break; |
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200 default: |
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201 break; |
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202 } |
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203 |
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204 if ( iHwrEngine && ( order != -1 ) ) |
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205 { |
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206 iHwrEngine->SetFirstLetterOrder( ( TLatinLetterOrder ) order ); |
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207 } |
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208 |
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209 iCase = aCase; |
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210 } |
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211 } |
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212 |
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213 // -------------------------------------------------------------------------- |
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214 // CPeninputGenericRecognizer::SetCaseSensitive |
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215 // (other items were commented in a header) |
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216 // -------------------------------------------------------------------------- |
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217 // |
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218 void CPeninputGenericRecognizer::SetCaseSensitive( TBool aCaseSensitive ) |
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219 { |
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220 iCaseSensitive = aCaseSensitive; |
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221 } |
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222 |
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223 // -------------------------------------------------------------------------- |
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224 // CPeninputGenericRecognizer::SetMode |
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225 // (other items were commented in a header) |
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226 // -------------------------------------------------------------------------- |
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227 // |
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228 void CPeninputGenericRecognizer::SetMode( TInt aMode ) |
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229 { |
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230 TRecognitionRange range; |
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231 |
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232 range.iLanguage = TLanguage( iLanguage ); |
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233 switch ( aMode ) |
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234 { |
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235 case ERangeNumber: |
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236 { |
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237 range.iSubRange = EPtiRangeNumber; |
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238 } |
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239 break; |
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240 case ERangeSymbol: |
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241 { |
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242 range.iSubRange = EPtiRangeSymbol; |
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243 } |
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244 break; |
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245 case ERangeEnglish: |
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246 { |
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247 range.iSubRange = EPtiRangeLatin; |
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248 } |
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249 break; |
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250 case ERangeNative: |
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251 { |
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252 range.iSubRange = EPtiRangeNative; |
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253 } |
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254 break; |
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255 case ERangeNativeNumber: |
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256 { |
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257 range.iSubRange = EPtiRangeNativeNumber; |
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258 } |
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259 break; |
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260 default: |
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261 { |
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262 range.iSubRange = EPtiRangeNumber; |
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263 } |
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264 break; |
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265 } |
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266 |
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267 if ( iHwrEngine ) |
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268 { |
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269 iHwrEngine->SetRange( range ); |
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270 } |
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271 |
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272 iMode = aMode; |
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273 } |
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274 |
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275 // -------------------------------------------------------------------------- |
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276 // CPeninputGenericRecognizer::SetTopGuideLinePos |
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277 // (other items were commented in a header) |
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278 // -------------------------------------------------------------------------- |
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279 // |
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280 void CPeninputGenericRecognizer::GetTopGuideLinePos( TInt& aPos ) |
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281 { |
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282 if ( iHwrEngine ) |
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283 { |
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284 iHwrEngine->GetTopGuideLinePos( aPos ); |
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285 } |
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286 } |
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287 |
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288 // -------------------------------------------------------------------------- |
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289 // CPeninputGenericRecognizer::SetBottomGuideLinePos |
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290 // (other items were commented in a header) |
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291 // -------------------------------------------------------------------------- |
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292 // |
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293 void CPeninputGenericRecognizer::GetBottomGuideLinePos( TInt& aPos ) |
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294 { |
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295 if ( iHwrEngine ) |
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296 { |
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297 iHwrEngine->GetBottomGuideLinePos( aPos ); |
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298 } |
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299 } |
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300 |
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301 // -------------------------------------------------------------------------- |
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302 // CPeninputGenericRecognizer::SetBottomGuideLinePos |
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303 // (other items were commented in a header) |
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304 // -------------------------------------------------------------------------- |
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305 // |
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306 void CPeninputGenericRecognizer::SetPermittedCharSet( const TDesC& /*aSymbolSet*/) |
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307 { |
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308 if ( iHwrEngine ) |
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309 { |
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310 //iHwrEngine->SetPermittedSymbolSet( aSymbolSet ); |
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311 } |
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312 } |
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313 |
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314 // -------------------------------------------------------------------------- |
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315 // CPeninputGenericRecognizer::SetInputAreaSize |
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316 // (other items were commented in a header) |
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317 // -------------------------------------------------------------------------- |
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318 // |
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319 void CPeninputGenericRecognizer::SetInputAreaSize( TSize& aSize ) |
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320 { |
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321 if ( iHwrEngine ) |
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322 { |
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323 iHwrEngine->SetInputAreaSize( aSize ); |
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324 } |
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325 } |
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326 |
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327 // -------------------------------------------------------------------------- |
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328 // CPeninputGenericRecognizer::EnableWordRecognition |
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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 CPeninputGenericRecognizer::EnableWordRecognition( const TBool aValue ) |
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333 { |
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334 if ( iHwrEngine ) |
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335 { |
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336 iHwrEngine->EnableWordRecognition( aValue ); |
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337 } |
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338 iEnabled = aValue; |
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339 } |
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340 |
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341 // -------------------------------------------------------------------------- |
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342 // CPeninputGenericRecognizer::SetNumberMode |
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343 // (other items were commented in a header) |
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344 // -------------------------------------------------------------------------- |
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345 // |
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346 void CPeninputGenericRecognizer::SetNumberMode( |
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347 const TAknEditorNumericKeymap aNumberMode ) |
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348 { |
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349 if ( iHwrEngine ) |
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350 { |
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351 iHwrEngine->SetNumberMode( aNumberMode ); |
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352 } |
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353 } |
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354 |
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355 // -------------------------------------------------------------------------- |
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356 // CPeninputGenericRecognizer::InitRecognizerL |
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357 // (other items were commented in a header) |
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358 // -------------------------------------------------------------------------- |
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359 // |
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360 void CPeninputGenericRecognizer::InitRecognizerL() |
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361 { |
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362 // Select suitable hwr recognizer according to language |
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363 if ( iPtiEngine ) |
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364 { |
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365 iHwrEngine = iPtiEngine->GetHwrRecognizerL( TLanguage( iLanguage ) ); |
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366 } |
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367 } |
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368 |
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369 // -------------------------------------------------------------------------- |
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370 // CPeninputGenericRecognizer::AdjustResultCase |
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371 // (other items were commented in a header) |
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372 // -------------------------------------------------------------------------- |
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373 // |
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374 void CPeninputGenericRecognizer::AdjustResultCase( |
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375 RPointerArray<HBufC>& aResult ) |
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376 { |
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377 for ( TInt i = 0; i < aResult.Count(); i++ ) |
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378 { |
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379 HBufC* res = aResult[i]; |
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380 TPtr des = res->Des(); |
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381 |
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382 if ( ( iCase == ECaseText ) && |
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383 (( iMode == ERangeEnglish ) || |
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384 ((iMode == ERangeNative) && |
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385 (iLanguage == ELangGreek || iLanguage == ELangUkrainian)))) |
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386 { |
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387 HBufC* rep = NULL; |
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388 |
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389 TRAP_IGNORE( rep = HBufC::NewL( res->Length() ) ); |
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390 TPtr repp = rep->Des(); |
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391 |
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392 TChar c; |
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393 TBuf<1> buf; |
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394 |
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395 for ( TInt j = 0; j < res->Length(); j++ ) |
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396 { |
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397 c = des[j]; |
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398 buf.Zero(); |
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399 buf.Append( c ); |
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400 if ( j == 0 ) |
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401 { |
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402 buf.UpperCase(); |
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403 } |
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404 else |
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405 { |
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406 buf.LowerCase(); |
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407 } |
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408 repp.Append( buf ); |
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409 } |
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410 des.Copy( *rep ); |
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411 delete rep; |
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412 } |
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413 } |
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414 } |
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415 // -------------------------------------------------------------------------- |
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416 // CPeninputGenericRecognizer::EnableGuideline |
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417 // (other items were commented in a header) |
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418 // -------------------------------------------------------------------------- |
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419 // |
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420 TInt CPeninputGenericRecognizer::EnableGuideline(const TBool aFlag) |
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421 { |
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422 if(!(iLanguage == ELangThai || iLanguage == ELangVietnamese)) |
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423 { |
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424 return KErrNotSupported; |
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425 } |
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426 if ( iHwrEngine ) |
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427 { |
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428 return iHwrEngine->EnableGuideline( aFlag ); |
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429 } |
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430 else |
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431 { |
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432 return KErrNotSupported; |
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433 } |
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434 } |
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435 |
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436 //End of file |