1 /* |
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2 * Copyright (c) 2006-2007 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: |
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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 // INCLUDE FILES |
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20 #include "vuicttsplayer.h" |
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21 |
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22 #include "rubydebug.h" |
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23 |
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24 // CONSTANTS |
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25 const TInt KMaxBasicSegments = 3; |
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26 const TInt KMaxEnhancedSegments = 3; |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // CTTSPlayer::NewL |
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30 // Two-phased constructor. |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 CTTSPlayer* CTTSPlayer::NewL( MTtsClientUtilityObserver* aObserver ) |
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34 { |
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35 CTTSPlayer* self = new (ELeave) CTTSPlayer( aObserver ); |
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36 CleanupStack::PushL( self ); |
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37 self->ConstructL(); |
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38 CleanupStack::Pop( self ); |
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39 return self; |
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40 } |
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41 |
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42 // Destructor |
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43 CTTSPlayer::~CTTSPlayer() |
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44 { |
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45 RUBY_DEBUG0( "CTTSPlayer::~CTTSPlayer START" ); |
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46 |
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47 Stop(); |
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48 |
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49 RUBY_DEBUG0( "CTTSPlayer::~CTTSPlayer EXIT" ); |
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50 } |
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51 |
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52 // --------------------------------------------------------- |
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53 // CTTSPlayer::PlayL |
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54 // --------------------------------------------------------- |
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55 // |
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56 void CTTSPlayer::PlayL( const TDesC& aText, TInt aPosition, |
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57 TInt aMaxLength, const TDesC& aSegment ) |
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58 { |
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59 RUBY_DEBUG_BLOCK( "CTTSPlayer::PlayL" ); |
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60 |
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61 Stop(); |
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62 |
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63 CreateSegmentsL( aText, aPosition, aMaxLength, aSegment ); |
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64 |
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65 iTtsData->iParsedText->SetTextL( aText ); |
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66 |
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67 // Opens and plays the parsed text |
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68 iTtsData->iTts->OpenAndPlayParsedTextL( *iTtsData->iParsedText ); |
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69 } |
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70 |
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71 // --------------------------------------------------------- |
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72 // CTTSPlayer::PlayL |
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73 // --------------------------------------------------------- |
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74 // |
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75 void CTTSPlayer::PlayL( const TDesC& aText, TInt aPosition, |
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76 TInt aMaxLength, const TDesC& aSegment, |
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77 const TDesC& aNewSegment1, const TDesC& aNewSegment2, |
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78 const TDesC& aNewSegment3 ) |
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79 { |
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80 RUBY_DEBUG_BLOCK( "CTTSPlayer::PlayL" ); |
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81 |
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82 Stop(); |
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83 |
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84 HBufC* text = HBufC::NewLC( aText.Length() + aNewSegment1.Length() + |
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85 aNewSegment2.Length() + aNewSegment3.Length() ); |
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86 |
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87 TPtr textPtr = text->Des(); |
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88 textPtr.Append( aText ); |
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89 |
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90 CreateSegmentsL( *text, aPosition, aMaxLength, aSegment ); |
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91 |
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92 for ( int i = KMaxBasicSegments; i < KMaxBasicSegments + KMaxEnhancedSegments; ++i ) |
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93 { |
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94 iTtsData->iStyle[i] = new (ELeave) TTtsStyle(); |
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95 iTtsData->iStyleId[i] = new (ELeave) TTtsStyleID( 0 ); |
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96 iTtsData->iSegment[i] = new (ELeave) TTtsSegment( 0 ); |
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97 |
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98 iTtsData->iStyle[i]->iLanguage = User::Language(); |
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99 |
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100 *(iTtsData->iStyleId[i]) = iTtsData->iTts->AddStyleL( *(iTtsData->iStyle[i]) ); |
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101 |
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102 iTtsData->iSegment[i]->SetStyleID( *(iTtsData->iStyleId[i]) ); |
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103 } |
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104 |
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105 TInt location = KErrNone; |
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106 |
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107 textPtr.Append( aNewSegment1 ); |
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108 |
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109 iTtsData->iSegment[3]->SetTextPtr( text->Mid( location, aNewSegment1.Length() ) ); |
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110 |
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111 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[3]) ); |
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112 |
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113 if ( aNewSegment2 != KNullDesC ) |
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114 { |
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115 location = text->Length(); |
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116 textPtr.Append( aNewSegment2 ); |
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117 |
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118 iTtsData->iSegment[4]->SetTextPtr( text->Mid( location, aNewSegment2.Length() ) ); |
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119 |
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120 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[4]) ); |
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121 } |
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122 |
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123 if ( aNewSegment3 != KNullDesC ) |
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124 { |
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125 location = text->Length(); |
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126 textPtr.Append( aNewSegment3 ); |
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127 |
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128 iTtsData->iSegment[5]->SetTextPtr( text->Mid( location, aNewSegment3.Length() ) ); |
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129 |
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130 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[5]) ); |
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131 } |
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132 |
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133 iTtsData->iParsedText->SetTextL( *text ); |
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134 |
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135 // Opens and plays the parsed text |
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136 iTtsData->iTts->OpenAndPlayParsedTextL( *iTtsData->iParsedText ); |
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137 |
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138 CleanupStack::PopAndDestroy( text ); |
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139 } |
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140 |
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141 // --------------------------------------------------------- |
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142 // CTTSPlayer::Stop |
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143 // --------------------------------------------------------- |
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144 // |
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145 void CTTSPlayer::Stop() |
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146 { |
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147 RUBY_DEBUG0( "CTTSPlayer::Stop START" ); |
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148 |
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149 if ( iTtsData ) |
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150 { |
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151 if ( iTtsData->iTts ) |
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152 { |
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153 iTtsData->iTts->Stop(); |
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154 iTtsData->iTts->Close(); |
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155 } |
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156 |
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157 delete iTtsData->iParsedText; |
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158 iTtsData->iParsedText = NULL; |
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159 |
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160 delete iTtsData->iTts; |
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161 iTtsData->iTts = NULL; |
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162 |
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163 for ( int i = 0; i < KMaxSegments; ++i ) |
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164 { |
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165 delete iTtsData->iStyle[i]; |
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166 delete iTtsData->iStyleId[i]; |
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167 delete iTtsData->iSegment[i]; |
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168 } |
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169 |
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170 delete iTtsData; |
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171 iTtsData = NULL; |
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172 } |
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173 |
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174 RUBY_DEBUG0( "CTTSPlayer::Stop EXIT" ); |
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175 } |
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176 |
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177 // --------------------------------------------------------- |
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178 // CTTSPlayer::CTTSPlayer |
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179 // --------------------------------------------------------- |
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180 // |
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181 CTTSPlayer::CTTSPlayer( MTtsClientUtilityObserver* aObserver ) |
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182 : iObserver( aObserver ) |
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183 { |
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184 } |
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185 |
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186 // --------------------------------------------------------- |
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187 // CTTSPlayer::ConstructL |
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188 // --------------------------------------------------------- |
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189 // |
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190 void CTTSPlayer::ConstructL() |
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191 { |
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192 RUBY_DEBUG_BLOCK( "CTTSPlayer::ConstructL" ); |
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193 } |
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194 |
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195 // --------------------------------------------------------- |
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196 // CTTSPlayer::CreateSegmentsL |
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197 // --------------------------------------------------------- |
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198 // |
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199 void CTTSPlayer::CreateSegmentsL( const TDesC& aText, TInt aPosition, |
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200 TInt aMaxLength, const TDesC& aSegment ) |
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201 { |
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202 RUBY_DEBUG_BLOCK( "CTTSPlayer::CreateSegmentsL" ); |
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203 |
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204 TInt leftLength = aText.Length(); |
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205 TInt midLength = KErrNone; |
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206 TInt rightLength = KErrNone; |
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207 |
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208 TInt location = KErrNotFound; |
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209 if ( aSegment != KNullDesC ) |
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210 { |
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211 location = aText.Right( aText.Length() - aPosition ).FindC( aSegment ) + aPosition; |
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212 |
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213 if ( location != aPosition ) |
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214 { |
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215 location = aPosition + aMaxLength - aSegment.Length(); |
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216 } |
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217 |
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218 // Calculate segment lengths |
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219 if ( location == KErrNone ) |
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220 { |
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221 leftLength = aSegment.Length(); |
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222 rightLength = aText.Length() - aSegment.Length(); |
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223 } |
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224 else if ( location + aSegment.Length() < aText.Length() ) |
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225 { |
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226 leftLength = location; |
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227 midLength = aSegment.Length(); |
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228 rightLength = aText.Length() - location - aSegment.Length(); |
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229 } |
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230 else if ( location != KErrNotFound ) |
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231 { |
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232 leftLength = aText.Length() - aSegment.Length(); |
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233 rightLength = aSegment.Length(); |
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234 } |
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235 } |
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236 |
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237 iTtsData = new (ELeave) TTtsData; |
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238 |
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239 iTtsData->iTts = CTtsUtility::NewL( *iObserver ); |
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240 |
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241 iTtsData->iParsedText = CTtsParsedText::NewL(); |
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242 |
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243 for ( int i = 0; i < KMaxBasicSegments; ++i ) |
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244 { |
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245 iTtsData->iStyle[i] = new (ELeave) TTtsStyle(); |
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246 iTtsData->iStyleId[i] = new (ELeave) TTtsStyleID( 0 ); |
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247 iTtsData->iSegment[i] = new (ELeave) TTtsSegment( 0 ); |
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248 |
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249 iTtsData->iStyle[i]->iLanguage = User::Language(); |
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250 |
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251 *(iTtsData->iStyleId[i]) = iTtsData->iTts->AddStyleL( *(iTtsData->iStyle[i]) ); |
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252 |
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253 iTtsData->iSegment[i]->SetStyleID( *(iTtsData->iStyleId[i]) ); |
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254 } |
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255 |
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256 // Create segments |
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257 iTtsData->iSegment[0]->SetTextPtr( aText.Left( leftLength ) ); |
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258 |
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259 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[0]) ); |
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260 |
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261 if ( midLength != KErrNone ) |
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262 { |
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263 iTtsData->iSegment[1]->SetTextPtr( aText.Mid( location, midLength ) ); |
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264 iTtsData->iSegment[2]->SetTextPtr( aText.Right( rightLength ) ); |
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265 |
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266 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[1]) ); |
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267 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[2]) ); |
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268 } |
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269 else if ( rightLength != KErrNone ) |
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270 { |
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271 iTtsData->iSegment[1]->SetTextPtr( aText.Right( rightLength ) ); |
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272 |
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273 iTtsData->iParsedText->AddSegmentL( *(iTtsData->iSegment[1]) ); |
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274 } |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // CTTSPlayer::TTtsData |
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279 // Initializes everything to zero. |
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280 // ----------------------------------------------------------------------------- |
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281 // |
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282 CTTSPlayer::TTtsData::TTtsData() |
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283 : iTts( NULL ), iParsedText( NULL ) |
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284 { |
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285 for ( int i = 0; i < KMaxSegments; ++i ) |
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286 { |
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287 iStyle[i] = NULL; |
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288 iStyleId[i] = NULL; |
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289 iSegment[i] = NULL; |
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290 } |
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291 } |
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292 |
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293 // End of File |
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294 |
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