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1 /* |
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2 * Copyright (c) 2009 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: HWR Engine |
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15 * |
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16 */ |
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17 |
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18 #ifndef C_PENINPUTFINGERHWRENGINE_H |
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19 #define C_PENINPUTFINGERHWRENGINE_H |
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20 |
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21 // INCLUDES |
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22 #include <e32cmn.h> |
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23 #include <eikon.hrh> |
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24 #include <ptiengine.h> |
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25 |
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26 class CPeninputFingerHwrDataStore; |
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27 |
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28 /** |
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29 * CAknFepHwrEngine |
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30 * |
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31 * @lib peninputfingerhwr.lib |
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32 * @since S60 v3.2 |
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33 */ |
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34 class CAknFepHwrEngine: public CBase |
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35 { |
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36 public: |
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37 |
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38 /** |
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39 * Symbian constructor. |
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40 * |
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41 * @since S60 v3.2 |
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42 * @return Pointer to created CAknFepHwrEngine object |
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43 */ |
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44 static CAknFepHwrEngine* NewL( CPtiEngine* aPtiEngine, |
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45 CPeninputFingerHwrDataStore* aOwner ); |
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46 |
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47 /** |
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48 * destructor |
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49 * |
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50 * @since S60 v3.2 |
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51 * @return None |
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52 */ |
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53 virtual ~CAknFepHwrEngine(); |
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54 |
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55 /** |
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56 * Do recoginize by engine |
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57 * |
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58 * @since S60 v3.2 |
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59 * @param aTraceData The trace data. |
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60 * @param aCandidates The candidates recognized. |
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61 * @param aRangeStartPos The range index of candidates. |
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62 * @return None |
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63 */ |
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64 void DoRecognizeL( const RArray<TPoint>& aTraceData, RPointerArray<HBufC>& aCandidates ); |
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65 |
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66 |
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67 /** |
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68 * Do predictive using trigger string |
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69 * |
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70 * @since S60 v3.2 |
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71 * @param aTriggerStr The trigger string to do predictive. |
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72 * @param aPredictives The candidates predictived. |
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73 * @param aNextPage Whether it is to get next page |
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74 * @return None |
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75 */ |
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76 void DoPredictiveL( const TDesC& aTriggerStr, |
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77 RPointerArray<HBufC>& aPredictives, |
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78 TBool aNextPage = EFalse ); |
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79 |
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80 #ifdef RD_INTELLIGENT_TEXT_INPUT |
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81 /** |
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82 * Do Auto Complete using trigger string |
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83 * |
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84 * @since S60 v3.2 |
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85 * @param aTriggerStr The trigger string to do predictive. |
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86 * @param aPredictives The candidates predictived. |
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87 * @return None |
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88 */ |
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89 void DoEngPredictiveL( const TDesC& aTriggerStr, |
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90 RPointerArray<HBufC>& aPredictives); |
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91 #endif |
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92 |
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93 /** |
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94 * Notify hwr engine to set primary range and auxiliary ranges |
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95 * |
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96 * @since S60 v3.2 |
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97 * @param aPermittedRanges The permitted ranges and the first range is primary range. |
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98 * @return None |
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99 */ |
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100 void SetRanges( const RArray<TInt>& aPermittedRanges ); |
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101 |
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102 /** |
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103 * Notify hwr engine to set primary range and auxiliary ranges |
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104 * |
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105 * @since S60 v3.2 |
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106 * @param aPermittedRanges The permitted ranges and the first range is primary range. |
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107 * @return None |
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108 */ |
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109 void SetRangesL( const RArray<TInt>& aPermittedRanges ); |
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110 |
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111 /** |
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112 * Set case |
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113 * |
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114 * @since S60 v3.2 |
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115 * @param aCase The case |
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116 * @return None |
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117 */ |
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118 void SetCase( const TInt aCase ); |
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119 |
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120 /** |
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121 * Set number mode |
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122 * |
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123 * @since S60 v3.2 |
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124 * @param aNumberMode Given number mode |
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125 * @return None |
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126 */ |
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127 void SetNumberMode( const TAknEditorNumericKeymap& aNumberMode ); |
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128 |
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129 /** |
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130 * Get stroke end mark from hwr engine |
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131 * |
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132 * @since S60 v3.2 |
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133 * @return Stroke end mark |
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134 */ |
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135 TPoint StrokeEndMark() const ; |
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136 |
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137 /** |
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138 * Set primary candidate num that hwr engine should return each time |
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139 * |
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140 * @since S60 v3.2 |
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141 * @param aNum The primary candidate num to be set |
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142 * @return KErrNone if operation successfully,otherwise system wide error codes |
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143 */ |
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144 TInt SetPrimaryCandidateNum( const TInt aNum ); |
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145 |
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146 /** |
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147 * Set total candidate number that can be shown |
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148 * |
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149 * @since S60 v3.2 |
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150 * @param aNum The total candidate number that should be shown |
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151 * @return None |
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152 */ |
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153 void SetCandidatesMaxCount( const TInt aCount ); |
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154 |
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155 /** |
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156 * Set language |
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157 * |
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158 * @since S60 v3.2 |
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159 * @param aLanguage The language |
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160 * @return None |
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161 */ |
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162 void SetLanguageL( const TInt aLanguage ); |
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163 |
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164 /** |
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165 * Set custom key mapping |
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166 * |
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167 * @since S60 v3.2 |
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168 * @param aKeyMap The key mapping |
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169 * @return None |
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170 */ |
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171 void SetCustomKeymapL( const TDesC& aKeyMap ); |
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172 |
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173 /** |
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174 * Clear custom key mapping |
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175 * |
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176 * @since S60 v3.2 |
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177 * @return None |
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178 */ |
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179 void ResetCustomKeyMap(); |
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180 |
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181 /** |
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182 * Do background construct |
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183 * |
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184 * @since S60 v3.2 |
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185 * @return None |
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186 */ |
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187 static TBool BackgroundTaskL( TAny* aPtr ); |
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188 |
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189 /** |
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190 * Set hand writing area size |
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191 * |
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192 * @since S60 v3.2 |
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193 * @param aSize The area size. |
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194 * @return None |
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195 */ |
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196 TInt SetInputAreaSize(TSize& aSize); |
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197 |
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198 /** |
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199 * Set hand screen size |
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200 * |
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201 * @since S60 v3.2 |
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202 * @param aSize The screen size. |
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203 * @return None |
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204 */ |
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205 TInt SetScreenSize(TSize& aSize); |
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206 |
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207 void ResetKeyboardType(); |
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208 |
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209 void SetKeyboardToQwerty(); |
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210 |
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211 void GetKeyboardType(); |
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212 |
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213 private: |
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214 |
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215 /** |
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216 * C++ constructor |
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217 * |
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218 * @since S60 v3.2 |
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219 * @return None |
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220 */ |
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221 CAknFepHwrEngine(); |
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222 |
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223 /** |
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224 * Second phase constructor |
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225 * |
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226 * @since S60 v3.2 |
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227 * @return None |
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228 */ |
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229 void ConstructL( CPtiEngine* aPtiEngine, CPeninputFingerHwrDataStore* aOwner ); |
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230 |
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231 /** |
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232 * Notify hwr engine to set correct range by language |
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233 * |
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234 * @since S60 v3.2 |
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235 * @param aRange Current range need to be set |
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236 * @param aRecognitionRange Recognition range need to be set for hwr engine |
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237 * @return None |
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238 */ |
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239 void SetRecognitionRange( const TInt aRange, TRecognitionRange& aRecognitionRange ); |
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240 |
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241 /** |
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242 * Do background construct |
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243 * |
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244 * @since S60 v3.2 |
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245 * @return None |
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246 */ |
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247 void DoIdleConstructL(); |
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248 |
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249 /** |
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250 * Convert the stroke end mark of point array to another point |
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251 * |
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252 * @since S60 v3.2 |
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253 * @param aTraceData Point array |
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254 * @param aPnt1 Stroke end mark to be replaced |
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255 * @param aPnt2 Stroke end mark to be used |
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256 * @return None |
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257 */ |
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258 void ConvertStrokeEndMark( RArray<TPoint>& aTraceData, TPoint aPnt1, TPoint aPnt2 ); |
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259 |
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260 |
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261 private: //data |
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262 |
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263 /** |
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264 * Engine |
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265 * Ownership is determined by flag |
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266 */ |
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267 CPtiEngine* iPtiEngine; |
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268 |
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269 /** |
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270 * iPtiEngine ownership flag |
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271 */ |
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272 TBool iOwnPtiEngine; |
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273 |
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274 /** |
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275 * Hwr recognizer (Now own) |
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276 */ |
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277 MPtiHwrRecognizer* iRecognizer; |
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278 |
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279 /** |
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280 * Total candidate number that can be shown |
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281 */ |
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282 TInt iTotalCandidateNum; |
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283 |
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284 /** |
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285 * Current case |
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286 */ |
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287 TInt iCase; |
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288 |
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289 /** |
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290 * Current language |
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291 */ |
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292 TInt iLanguage; |
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293 |
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294 /** |
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295 * Range count |
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296 */ |
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297 TInt iRangeCount; |
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298 |
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299 /** |
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300 * Premary range |
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301 */ |
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302 TInt iPremaryRange; |
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303 |
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304 /** |
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305 * Custom key mapping |
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306 */ |
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307 HBufC* iCustomKeymap; |
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308 |
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309 /** |
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310 * Idle (own) |
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311 */ |
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312 CIdle* iIdle; |
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313 |
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314 /** |
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315 * Data store (Not own) |
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316 */ |
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317 CPeninputFingerHwrDataStore* iOwner; |
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318 |
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319 /** |
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320 * Set number mode flag |
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321 */ |
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322 TBool iNeedSetNumberMode; |
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323 |
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324 /** |
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325 * Set case flag |
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326 */ |
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327 TBool iNeedSetCase; |
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328 |
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329 /** |
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330 * Set range flag |
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331 */ |
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332 TBool iNeedSetRange; |
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333 |
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334 /** |
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335 * Permitted range array |
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336 */ |
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337 RArray<TInt> iNeedPermittedRanges; |
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338 |
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339 /** |
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340 * The number mode |
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341 */ |
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342 TInt iNumberMode; |
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343 |
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344 TInt iKeyboardType; |
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345 }; |
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346 |
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347 #endif //C_PENINPUTFINGERHWRENGINE_H |
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348 |
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349 //End Of File |