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1 /* |
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2 * Copyright (c) 2006 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: Text style |
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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 |
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20 #include <AknFontProvider.h> |
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21 #include "alf/alftextstyle.h" |
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22 #include "alf/alfgencomponent.h" |
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23 #include "alf/alftextstylemanager.h" |
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24 #include "alf/alftexturemanager.h" |
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25 #include "alf/alfbitmapprovider.h" |
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26 #include "alf/alfenv.h" |
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27 #include "alflogger.h" |
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28 #include "alf/alfconstants.h" |
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29 #include "uiacceltk/HuiFont.h" |
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30 |
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31 /** |
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32 * Constants that are uset to set/reset local definition flags. |
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33 * Local definition flags describe which text style attributes are set/defined |
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34 * locally in this particular text style, and which cascade from the parent. |
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35 */ |
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36 const TInt KTextColorDefined = 0x00000001; |
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37 //const TInt KBackgroundColorDefined = 0x00000002; |
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38 const TInt KTextSizeDefined = 0x00000004; |
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39 const TInt KUnderlineDefined = 0x00000008; |
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40 const TInt KStrikeThroughDefined = 0x00000010; |
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41 const TInt KStrokeWeightDefined = 0x00000020; |
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42 const TInt KPostureDefined = 0x00000040; |
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43 const TInt KFontDefined = 0x00000080; |
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44 |
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45 #ifndef ALF_RASTER_TEXT |
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46 |
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47 |
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48 // Private data |
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49 struct CAlfTextStyle::TPrivateData |
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50 { |
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51 CAlfTextStyleManager* iManager; // Not owned. |
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52 CAlfGenComponent* iComms; // Owned. |
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53 TInt iId; // Owned. |
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54 TInt iParentId; // Owned. |
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55 TInt iFontStyleId; // Owned |
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56 TInt iLocalDefinitionFlags; // Owned. |
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57 TRgb iTextColor; // Owned. |
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58 TBool iIsUnderline; // Owned. |
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59 TBool iIsStrikeThrough; // Owned. |
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60 TBool iIsPreconfigured; // Owned. |
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61 TInt iServerHandle; // Serverside id |
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62 }; |
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63 |
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64 // ======== MEMBER FUNCTIONS ======== |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // Constructor |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 CAlfTextStyle::CAlfTextStyle() |
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71 : iData(NULL) |
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72 { |
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73 } |
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74 |
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75 // --------------------------------------------------------------------------- |
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76 // Destructor |
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77 // --------------------------------------------------------------------------- |
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78 // |
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79 CAlfTextStyle::~CAlfTextStyle() |
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80 { |
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81 if(iData) |
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82 { |
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83 delete iData->iComms; |
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84 iData->iComms = NULL; |
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85 } |
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86 delete iData; |
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87 iData = NULL; |
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88 } |
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89 |
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90 // --------------------------------------------------------------------------- |
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91 // Constructs a new CAlfTextStyle object |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 CAlfTextStyle* CAlfTextStyle::NewL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams) |
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95 { |
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96 CAlfTextStyle* self = CAlfTextStyle::NewLC(aEnv, aId, aImplementationId, aConstructionParams); |
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97 CleanupStack::Pop(self); |
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98 return self; |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // Constructs a new CAlfTextStyle object |
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103 // --------------------------------------------------------------------------- |
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104 // |
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105 CAlfTextStyle* CAlfTextStyle::NewLC(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams) |
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106 { |
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107 CAlfTextStyle* self = new( ELeave ) CAlfTextStyle(); |
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108 CleanupStack::PushL(self); |
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109 self->ConstructL(aEnv, aId, aImplementationId, aConstructionParams); |
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110 return self; |
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111 } |
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112 |
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113 // --------------------------------------------------------------------------- |
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114 // Return font style id |
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115 // --------------------------------------------------------------------------- |
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116 // |
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117 TInt CAlfTextStyle::FontStyleId() const |
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118 { |
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119 return iData->iFontStyleId; |
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120 } |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // Set font style id |
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124 // --------------------------------------------------------------------------- |
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125 // |
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126 void CAlfTextStyle::SetFontStyleId(TInt aFontStyleId) |
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127 { |
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128 iData->iFontStyleId = aFontStyleId; |
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129 |
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130 // The changes are not reflected in Hitchcockcore because Hitchcockcore |
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131 // text style object does not store this info |
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132 } |
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133 |
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134 // --------------------------------------------------------------------------- |
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135 // Return parent id |
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136 // --------------------------------------------------------------------------- |
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137 // |
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138 EXPORT_C TInt CAlfTextStyle::ParentId() const |
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139 { |
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140 return iData->iParentId; |
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141 } |
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142 |
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143 // --------------------------------------------------------------------------- |
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144 // Set parent id |
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145 // --------------------------------------------------------------------------- |
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146 // |
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147 EXPORT_C void CAlfTextStyle::SetParentId(TInt aParentId) |
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148 { |
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149 if(!iData->iIsPreconfigured) |
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150 { |
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151 iData->iParentId = aParentId; |
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152 |
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153 // Reflect the changes also in Hitchcockcore |
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154 // Convert the parent id from client domain to session domain. |
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155 CAlfTextStyle* parentStyle = iData->iManager->TextStyle(aParentId); |
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156 TPckgC<TInt> buf(parentStyle->Comms()->Identifier()); |
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157 TBuf8<1> dum; |
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158 |
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159 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetParent, buf, dum); |
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160 |
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161 if ( err != KErrNone ) |
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162 { |
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163 __ALFLOGSTRING1( "CAlfTextStyle::SetParentId panic error %d", err ) |
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164 User::Invariant(); |
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165 } |
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166 } |
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167 } |
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168 |
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169 // --------------------------------------------------------------------------- |
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170 // Return Id |
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171 // --------------------------------------------------------------------------- |
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172 // |
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173 EXPORT_C TInt CAlfTextStyle::Id() const |
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174 { |
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175 return iData->iId; |
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176 } |
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177 |
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178 // --------------------------------------------------------------------------- |
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179 // Return text color |
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180 // --------------------------------------------------------------------------- |
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181 // |
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182 EXPORT_C TRgb CAlfTextStyle::TextColor() const |
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183 { |
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184 if(iData->iIsPreconfigured) |
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185 { |
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186 TBufC8<1> inDum; |
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187 TRgb textColor; |
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188 TPckg<TRgb> outBuf(textColor); |
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189 |
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190 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleTextColor, inDum, outBuf); |
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191 |
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192 if ( err != KErrNone ) |
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193 { |
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194 __ALFLOGSTRING1( "CAlfTextStyle::TextColor ignore error %d", err ) |
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195 } |
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196 |
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197 return textColor; |
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198 } |
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199 if(iData->iLocalDefinitionFlags & KTextColorDefined) |
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200 { |
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201 return iData->iTextColor; |
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202 } |
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203 return iData->iManager->TextStyle(iData->iParentId)->TextColor(); |
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204 } |
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205 |
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206 // --------------------------------------------------------------------------- |
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207 // Sets the color of the text rasterized with this style. |
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208 // --------------------------------------------------------------------------- |
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209 // |
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210 EXPORT_C void CAlfTextStyle::SetTextColor(const TRgb& aTextColor) |
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211 { |
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212 if(!iData->iIsPreconfigured) |
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213 { |
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214 iData->iTextColor = aTextColor; |
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215 iData->iLocalDefinitionFlags |= KTextColorDefined; |
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216 |
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217 TPckgC<TRgb> buf(aTextColor); |
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218 TBuf8<1> dum; |
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219 |
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220 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextColor, buf, dum); |
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221 |
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222 if ( err != KErrNone ) |
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223 { |
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224 __ALFLOGSTRING1( "CAlfTextStyle::SetTextColor panic error %d", err ) |
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225 User::Invariant(); |
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226 } |
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227 } |
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228 } |
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229 |
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230 // --------------------------------------------------------------------------- |
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231 // Returns the text size of this style in screen size independent units (twips). |
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232 // --------------------------------------------------------------------------- |
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233 // |
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234 EXPORT_C TInt CAlfTextStyle::TextSizeInTwips(TBool aIsDecoratedSize) const |
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235 { |
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236 TInt textSizeInTwips = 0; |
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237 |
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238 TPckgC<TInt> buf(aIsDecoratedSize); |
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239 TPckg<TInt> outBuf(textSizeInTwips); |
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240 |
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241 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSizeInTwips, buf, outBuf); |
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242 |
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243 if ( err != KErrNone ) |
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244 { |
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245 __ALFLOGSTRING1( "CAlfTextStyle::TextSizeInTwips ignore error %d", err ) |
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246 } |
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247 |
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248 return textSizeInTwips; |
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249 } |
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250 |
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251 // --------------------------------------------------------------------------- |
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252 // Set text size |
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253 // --------------------------------------------------------------------------- |
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254 // |
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255 EXPORT_C void CAlfTextStyle::SetTextSizeInTwips(TInt aTextSizeInTwips, TBool aIsDecoratedSize) |
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256 { |
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257 if(!iData->iIsPreconfigured) |
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258 { |
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259 TInt2 params(aTextSizeInTwips, aIsDecoratedSize); |
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260 TPckgC<TInt2> buf(params); |
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261 TBuf8<1> dum; |
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262 |
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263 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextSizeInTwips, buf, dum); |
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264 |
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265 if ( err != KErrNone ) |
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266 { |
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267 __ALFLOGSTRING1( "CAlfTextStyle::SetTextSizeInTwips panic error %d", err ) |
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268 User::Invariant(); |
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269 } |
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270 } |
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271 } |
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272 |
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273 // --------------------------------------------------------------------------- |
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274 // Get text size |
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275 // --------------------------------------------------------------------------- |
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276 // |
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277 EXPORT_C TInt CAlfTextStyle::TextSizeInPixels(TBool aIsDecoratedSize) const |
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278 { |
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279 TInt textSizeInPixels = 0; |
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280 |
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281 TPckgC<TInt> buf(aIsDecoratedSize); |
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282 TPckg<TInt> outBuf(textSizeInPixels); |
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283 |
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284 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSizeInPixels, buf, outBuf); |
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285 |
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286 if ( err != KErrNone ) |
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287 { |
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288 __ALFLOGSTRING1( "CAlfTextStyle::TextSizeInPixels ignore error %d", err ) |
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289 } |
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290 |
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291 return textSizeInPixels; |
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292 } |
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293 |
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294 // --------------------------------------------------------------------------- |
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295 // Set text size |
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296 // --------------------------------------------------------------------------- |
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297 // |
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298 EXPORT_C void CAlfTextStyle::SetTextSizeInPixels(TInt aTextSizeInPixels, TBool aIsDecoratedSize) |
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299 { |
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300 if(!iData->iIsPreconfigured) |
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301 { |
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302 TInt2 params(aTextSizeInPixels, aIsDecoratedSize); |
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303 TPckgC<TInt2> buf(params); |
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304 TBuf8<1> dum; |
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305 |
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306 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextSizeInPixels, buf, dum); |
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307 |
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308 if ( err != KErrNone ) |
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309 { |
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310 __ALFLOGSTRING1( "CAlfTextStyle::SetTextSizeInPixels panic error %d", err ) |
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311 User::Invariant(); |
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312 } |
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313 } |
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314 } |
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315 |
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316 // --------------------------------------------------------------------------- |
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317 // Is bold |
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318 // --------------------------------------------------------------------------- |
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319 // |
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320 EXPORT_C TBool CAlfTextStyle::IsBold() const |
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321 { |
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322 TBufC8<1> inDum; |
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323 TBool isBold = EFalse; |
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324 TPckg<TBool> outBuf(isBold); |
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325 |
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326 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsBold, inDum, outBuf); |
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327 |
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328 if ( err != KErrNone ) |
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329 { |
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330 __ALFLOGSTRING1( "CAlfTextStyle::IsBold ignore error %d", err ) |
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331 } |
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332 |
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333 return isBold; |
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334 } |
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335 |
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336 // --------------------------------------------------------------------------- |
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337 // Set bold |
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338 // --------------------------------------------------------------------------- |
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339 // |
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340 EXPORT_C void CAlfTextStyle::SetBold(TBool aIsBold) |
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341 { |
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342 if(!iData->iIsPreconfigured) |
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343 { |
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344 TPckgC<TInt> buf(aIsBold); |
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345 TBuf8<1> dum; |
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346 |
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347 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetBold, buf, dum); |
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348 |
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349 if ( err != KErrNone ) |
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350 { |
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351 __ALFLOGSTRING1( "CAlfTextStyle::SetBold panic error %d", err ) |
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352 User::Invariant(); |
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353 } |
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354 } |
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355 } |
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356 |
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357 // --------------------------------------------------------------------------- |
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358 // Is italic |
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359 // --------------------------------------------------------------------------- |
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360 // |
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361 EXPORT_C TBool CAlfTextStyle::IsItalic() const |
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362 { |
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363 TBufC8<1> inDum; |
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364 TBool isItalic = EFalse; |
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365 TPckg<TBool> outBuf(isItalic); |
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366 |
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367 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsItalic, inDum, outBuf); |
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368 |
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369 if ( err != KErrNone ) |
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370 { |
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371 __ALFLOGSTRING1( "CAlfTextStyle::IsItalic ignore error %d", err ) |
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372 } |
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373 |
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374 return isItalic; |
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375 } |
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376 |
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377 // --------------------------------------------------------------------------- |
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378 // Set italic |
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379 // --------------------------------------------------------------------------- |
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380 // |
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381 EXPORT_C void CAlfTextStyle::SetItalic(TBool aIsItalic) |
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382 { |
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383 if(!iData->iIsPreconfigured) |
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384 { |
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385 TPckgC<TInt> buf(aIsItalic); |
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386 TBuf8<1> dum; |
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387 |
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388 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetItalic, buf, dum); |
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389 |
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390 if ( err != KErrNone ) |
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391 { |
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392 __ALFLOGSTRING1( "CAlfTextStyle::SetItalic panic error %d", err ) |
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393 User::Invariant(); |
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394 } |
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395 } |
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396 } |
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397 |
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398 // --------------------------------------------------------------------------- |
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399 // Is underlined |
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400 // --------------------------------------------------------------------------- |
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401 // |
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402 EXPORT_C TBool CAlfTextStyle::IsUnderline() const |
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403 { |
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404 if(iData->iIsPreconfigured) |
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405 { |
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406 TBufC8<1> inDum; |
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407 TBool isUnderline = EFalse; |
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408 TPckg<TBool> outBuf(isUnderline); |
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409 |
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410 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsUnderline, inDum, outBuf); |
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411 |
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412 if ( err != KErrNone ) |
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413 { |
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414 __ALFLOGSTRING1( "CAlfTextStyle::IsUnderline ignore error %d", err ) |
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415 } |
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416 |
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417 return isUnderline; |
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418 } |
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419 if(iData->iLocalDefinitionFlags & KUnderlineDefined) |
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420 { |
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421 return iData->iIsUnderline; |
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422 } |
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423 return iData->iManager->TextStyle(iData->iParentId)->IsUnderline(); |
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424 } |
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425 |
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426 // --------------------------------------------------------------------------- |
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427 // Set underlined |
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428 // --------------------------------------------------------------------------- |
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429 // |
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430 EXPORT_C void CAlfTextStyle::SetUnderline(TBool aIsUnderline) |
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431 { |
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432 if(!iData->iIsPreconfigured) |
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433 { |
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434 iData->iIsUnderline = aIsUnderline; |
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435 iData->iLocalDefinitionFlags |= KUnderlineDefined; |
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436 |
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437 TPckgC<TInt> buf(aIsUnderline); |
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438 TBuf8<1> dum; |
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439 |
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440 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetUnderline, buf, dum); |
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441 |
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442 if ( err != KErrNone ) |
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443 { |
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444 __ALFLOGSTRING1( "CAlfTextStyle::SetUnderline panic error %d", err ) |
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445 User::Invariant(); |
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446 } |
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447 } |
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448 } |
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449 |
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450 // --------------------------------------------------------------------------- |
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451 // Is strike through |
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452 // --------------------------------------------------------------------------- |
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453 // |
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454 EXPORT_C TBool CAlfTextStyle::IsStrikeThrough() const |
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455 { |
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456 if(iData->iIsPreconfigured) |
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457 { |
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458 TBufC8<1> inDum; |
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459 TBool isStrikeThrough = EFalse; |
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460 TPckg<TBool> outBuf(isStrikeThrough); |
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461 |
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462 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleIsStrikeThrough, inDum, outBuf); |
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463 |
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464 if ( err != KErrNone ) |
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465 { |
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466 __ALFLOGSTRING1( "CAlfTextStyle::IsStrikeThrough ignore error %d", err ) |
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467 } |
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468 |
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469 return isStrikeThrough; |
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470 } |
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471 if(iData->iLocalDefinitionFlags & KStrikeThroughDefined) |
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472 { |
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473 return iData->iIsStrikeThrough; |
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474 } |
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475 return iData->iManager->TextStyle(iData->iParentId)->IsStrikeThrough(); |
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476 } |
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477 |
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478 // --------------------------------------------------------------------------- |
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479 // Set strike through |
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480 // --------------------------------------------------------------------------- |
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481 // |
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482 EXPORT_C void CAlfTextStyle::SetStrikeThrough(TBool aIsStrikeThrough) |
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483 { |
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484 if(!iData->iIsPreconfigured) |
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485 { |
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486 iData->iIsStrikeThrough = aIsStrikeThrough; |
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487 iData->iLocalDefinitionFlags |= KStrikeThroughDefined; |
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488 |
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489 TPckgC<TInt> buf(aIsStrikeThrough); |
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490 TBuf8<1> dum; |
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491 |
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492 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetStrikeThrough, buf, dum); |
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493 |
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494 if ( err != KErrNone ) |
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495 { |
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496 __ALFLOGSTRING1( "CAlfTextStyle::SetStrikeThrough panic error %d", err ) |
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497 User::Invariant(); |
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498 } |
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499 } |
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500 } |
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501 |
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502 // --------------------------------------------------------------------------- |
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503 // Get the typeface |
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504 // --------------------------------------------------------------------------- |
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505 // |
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506 void CAlfTextStyle::GetTypeface( TTypeface& aTypeface ) const |
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507 { |
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508 TBufC8<1> inDum; |
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509 TPckg<TTypeface> outBuf( aTypeface ); |
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510 |
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511 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleGetTypeface, inDum, outBuf); |
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512 |
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513 if ( err != KErrNone ) |
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514 { |
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515 __ALFLOGSTRING1( "CAlfTextStyle::GetTypeface ignore error %d", err ) |
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516 } |
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517 |
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518 return; |
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519 } |
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520 |
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521 // --------------------------------------------------------------------------- |
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522 // Get the typeface |
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523 // --------------------------------------------------------------------------- |
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524 // |
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525 EXPORT_C HBufC* CAlfTextStyle::TypefaceNameL( ) const |
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526 { |
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527 TBufC8<1> inDum; |
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528 TTypeface aTypeface; |
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529 TPckg<TTypeface> outBuf( aTypeface ); |
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530 |
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531 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleGetTypeface, inDum, outBuf); |
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532 |
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533 if ( err != KErrNone ) |
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534 { |
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535 __ALFLOGSTRING1( "CAlfTextStyle::TypefaceName ignore error %d", err ) |
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536 } |
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537 return aTypeface.iName.AllocL(); |
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538 } |
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539 |
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540 // --------------------------------------------------------------------------- |
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541 // Set Text Pane Height In Pixels |
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542 // --------------------------------------------------------------------------- |
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543 // |
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544 EXPORT_C void CAlfTextStyle::SetTextPaneHeightInPixels(TInt aTextPaneHeight, TBool aIsDecoratedSize) |
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545 { |
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546 if(!iData->iIsPreconfigured) |
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547 { |
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548 TInt2 params(aTextPaneHeight, aIsDecoratedSize); |
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549 TPckgC<TInt2> buf(params); |
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550 TBuf8<1> dum; |
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551 |
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552 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleSetTextPaneHeightInPixels, buf, dum); |
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553 |
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554 if ( err != KErrNone ) |
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555 { |
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556 __ALFLOGSTRING1( "CAlfTextStyle::SetTextPaneHeightInPixels panic error %d", err ) |
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557 User::Invariant(); |
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558 } |
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559 } |
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560 } |
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561 |
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562 |
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563 // --------------------------------------------------------------------------- |
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564 // ConstructL |
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565 // --------------------------------------------------------------------------- |
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566 // |
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567 void CAlfTextStyle::ConstructL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams) |
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568 { |
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569 if(!iData) |
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570 { |
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571 iData = new (ELeave) TPrivateData; |
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572 iData->iComms = NULL; |
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573 iData->iId = 0; |
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574 iData->iLocalDefinitionFlags = 0; |
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575 iData->iManager = 0; |
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576 iData->iParentId = 0; |
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577 iData->iFontStyleId = 0; |
|
578 iData->iIsUnderline = EFalse; |
|
579 iData->iIsStrikeThrough = EFalse; |
|
580 iData->iIsPreconfigured = EFalse; |
|
581 } |
|
582 |
|
583 if (!iData->iComms) |
|
584 { |
|
585 iData->iComms = CAlfGenComponent::NewL( |
|
586 aEnv, |
|
587 aImplementationId, |
|
588 0, |
|
589 aConstructionParams); |
|
590 } |
|
591 iData->iId = aId; |
|
592 iData->iManager = &aEnv.TextStyleManager(); |
|
593 iData->iIsPreconfigured = (aImplementationId == EAlfPreconfiguredTextStyleCreate) ? ETrue : EFalse; |
|
594 iData->iServerHandle = KErrNotFound; |
|
595 } |
|
596 |
|
597 // --------------------------------------------------------------------------- |
|
598 // Return Alf general component instance |
|
599 // --------------------------------------------------------------------------- |
|
600 // |
|
601 CAlfGenComponent* CAlfTextStyle::Comms() const |
|
602 { |
|
603 return iData->iComms; |
|
604 } |
|
605 |
|
606 // --------------------------------------------------------------------------- |
|
607 // Return serverside id |
|
608 // --------------------------------------------------------------------------- |
|
609 // |
|
610 TInt CAlfTextStyle::ServerHandle() const |
|
611 { |
|
612 if (iData->iServerHandle != KErrNotFound) |
|
613 { |
|
614 return iData->iServerHandle; |
|
615 } |
|
616 else |
|
617 { |
|
618 TPckg<TInt> buf(iData->iServerHandle); |
|
619 TBuf8<1> dum; |
|
620 TInt err = iData->iComms->DoSynchronousCmd(EAlfTextStyleServerHandle, dum, buf); |
|
621 if ( err != KErrNone ) |
|
622 { |
|
623 __ALFLOGSTRING1( "CAlfTextStyle::ServerHandle panic error %d", err ) |
|
624 User::Invariant(); |
|
625 } |
|
626 return iData->iServerHandle; |
|
627 } |
|
628 } |
|
629 #else |
|
630 NONSHARABLE_CLASS(CTextBitmapProvider):public CBase, public MAlfBitmapProvider |
|
631 { |
|
632 public: |
|
633 virtual void ProvideBitmapL(TInt /*aId*/, CFbsBitmap*& aBitmap, CFbsBitmap*& aMaskBitmap) |
|
634 { |
|
635 aBitmap = iColorBitmap; |
|
636 iColorBitmap = 0; |
|
637 aMaskBitmap = iAlphaBitmap; |
|
638 iAlphaBitmap= 0; |
|
639 } |
|
640 |
|
641 ~CTextBitmapProvider() |
|
642 { |
|
643 delete iColorBitmap; |
|
644 delete iAlphaBitmap; |
|
645 } |
|
646 |
|
647 CFbsBitmap* iColorBitmap; |
|
648 CFbsBitmap* iAlphaBitmap; |
|
649 }; |
|
650 |
|
651 // Private data |
|
652 struct CAlfTextStyle::TPrivateData |
|
653 { |
|
654 CAlfTextStyleManager* iManager; // Not owned. |
|
655 TInt iId; // Owned. |
|
656 TInt iParentId; // Owned. |
|
657 TInt iFontStyleId; // Owned |
|
658 TInt iLocalDefinitionFlags; // Owned. |
|
659 TRgb iTextColor; // Owned. |
|
660 TBool iIsUnderline; // Owned. |
|
661 TBool iIsStrikeThrough; // Owned. |
|
662 THuiFont iFont; // cool |
|
663 CTextBitmapProvider* iBitmapProvider; |
|
664 }; |
|
665 |
|
666 // ======== MEMBER FUNCTIONS ======== |
|
667 |
|
668 // --------------------------------------------------------------------------- |
|
669 // Constructor |
|
670 // --------------------------------------------------------------------------- |
|
671 // |
|
672 CAlfTextStyle::CAlfTextStyle() |
|
673 : iData(NULL) |
|
674 { |
|
675 } |
|
676 |
|
677 // --------------------------------------------------------------------------- |
|
678 // Destructor |
|
679 // --------------------------------------------------------------------------- |
|
680 // |
|
681 CAlfTextStyle::~CAlfTextStyle() |
|
682 { |
|
683 if(iData) |
|
684 { |
|
685 //delete iData->iComms; |
|
686 //iData->iComms = NULL; |
|
687 delete iData->iBitmapProvider; |
|
688 } |
|
689 delete iData; |
|
690 iData = NULL; |
|
691 } |
|
692 |
|
693 // --------------------------------------------------------------------------- |
|
694 // Constructs a new CAlfTextStyle object |
|
695 // --------------------------------------------------------------------------- |
|
696 // |
|
697 CAlfTextStyle* CAlfTextStyle::NewL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams) |
|
698 { |
|
699 CAlfTextStyle* self = CAlfTextStyle::NewLC(aEnv, aId, aImplementationId, aConstructionParams); |
|
700 CleanupStack::Pop(self); |
|
701 return self; |
|
702 } |
|
703 |
|
704 // --------------------------------------------------------------------------- |
|
705 // Constructs a new CAlfTextStyle object |
|
706 // --------------------------------------------------------------------------- |
|
707 // |
|
708 CAlfTextStyle* CAlfTextStyle::NewLC(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& aConstructionParams) |
|
709 { |
|
710 CAlfTextStyle* self = new( ELeave ) CAlfTextStyle(); |
|
711 CleanupStack::PushL(self); |
|
712 self->ConstructL(aEnv, aId, aImplementationId, aConstructionParams); |
|
713 return self; |
|
714 } |
|
715 |
|
716 // --------------------------------------------------------------------------- |
|
717 // Return font style id |
|
718 // --------------------------------------------------------------------------- |
|
719 // |
|
720 TInt CAlfTextStyle::FontStyleId() const |
|
721 { |
|
722 return iData->iFontStyleId; |
|
723 } |
|
724 |
|
725 // --------------------------------------------------------------------------- |
|
726 // Set font style id |
|
727 // --------------------------------------------------------------------------- |
|
728 // |
|
729 void CAlfTextStyle::SetFontStyleId(TInt aFontStyleId) |
|
730 { |
|
731 iData->iFontStyleId = aFontStyleId; |
|
732 ReportChanged(); |
|
733 } |
|
734 |
|
735 // --------------------------------------------------------------------------- |
|
736 // Return parent id |
|
737 // --------------------------------------------------------------------------- |
|
738 // |
|
739 EXPORT_C TInt CAlfTextStyle::ParentId() const |
|
740 { |
|
741 return iData->iParentId; |
|
742 } |
|
743 |
|
744 // --------------------------------------------------------------------------- |
|
745 // Set parent id |
|
746 // --------------------------------------------------------------------------- |
|
747 // |
|
748 EXPORT_C void CAlfTextStyle::SetParentId(TInt aParentId) |
|
749 { |
|
750 iData->iParentId = aParentId; |
|
751 ReportChanged(); |
|
752 } |
|
753 |
|
754 // --------------------------------------------------------------------------- |
|
755 // Return Id |
|
756 // --------------------------------------------------------------------------- |
|
757 // |
|
758 EXPORT_C TInt CAlfTextStyle::Id() const |
|
759 { |
|
760 return iData->iId; |
|
761 } |
|
762 |
|
763 // --------------------------------------------------------------------------- |
|
764 // Return text color |
|
765 // --------------------------------------------------------------------------- |
|
766 // |
|
767 EXPORT_C TRgb CAlfTextStyle::TextColor() const |
|
768 { |
|
769 if(iData->iLocalDefinitionFlags & KTextColorDefined) |
|
770 { |
|
771 return iData->iTextColor; |
|
772 } |
|
773 return iData->iManager->TextStyle(iData->iParentId)->TextColor(); |
|
774 } |
|
775 |
|
776 // --------------------------------------------------------------------------- |
|
777 // Sets the color of the text rasterized with this style. |
|
778 // --------------------------------------------------------------------------- |
|
779 // |
|
780 EXPORT_C void CAlfTextStyle::SetTextColor(const TRgb& aTextColor) |
|
781 { |
|
782 iData->iTextColor = aTextColor; |
|
783 iData->iLocalDefinitionFlags |= KTextColorDefined; |
|
784 ReportChanged(); |
|
785 } |
|
786 |
|
787 // --------------------------------------------------------------------------- |
|
788 // Returns the text size of this style in screen size independent units (twips). |
|
789 // --------------------------------------------------------------------------- |
|
790 // |
|
791 EXPORT_C TInt CAlfTextStyle::TextSizeInTwips(TBool /*aIsDecoratedSize*/) const |
|
792 { |
|
793 TFontSpec spec = Font()->FontSpec(); |
|
794 TInt size = spec.iHeight; |
|
795 |
|
796 return size; |
|
797 } |
|
798 |
|
799 // --------------------------------------------------------------------------- |
|
800 // Set text size |
|
801 // --------------------------------------------------------------------------- |
|
802 // |
|
803 EXPORT_C void CAlfTextStyle::SetTextSizeInTwips(TInt aTextSizeInTwips, TBool /*aIsDecoratedSize*/) |
|
804 { |
|
805 TFontSpec spec = OwnFont()->FontSpec(); |
|
806 |
|
807 spec.iHeight = aTextSizeInTwips; |
|
808 Font()->SetFontSpec(spec); |
|
809 iData->iLocalDefinitionFlags |= KTextSizeDefined; |
|
810 ReportChanged(); |
|
811 } |
|
812 |
|
813 // --------------------------------------------------------------------------- |
|
814 // Get text size |
|
815 // --------------------------------------------------------------------------- |
|
816 // |
|
817 EXPORT_C TInt CAlfTextStyle::TextSizeInPixels(TBool /*aIsDecoratedSize*/) const |
|
818 { |
|
819 TFontSpec spec = Font()->FontSpec(); |
|
820 CWsScreenDevice* screenDevice = CCoeEnv::Static()->ScreenDevice(); |
|
821 TInt textsizeInPix = screenDevice->VerticalTwipsToPixels(spec.iHeight); |
|
822 |
|
823 return textsizeInPix; |
|
824 } |
|
825 |
|
826 // --------------------------------------------------------------------------- |
|
827 // Set text size |
|
828 // --------------------------------------------------------------------------- |
|
829 // |
|
830 EXPORT_C void CAlfTextStyle::SetTextSizeInPixels(TInt aTextSizeInPixels, TBool /*aIsDecoratedSize*/) |
|
831 { |
|
832 TFontSpec spec = OwnFont()->FontSpec(); |
|
833 CWsScreenDevice* screenDev = CCoeEnv::Static()->ScreenDevice(); |
|
834 |
|
835 TInt textsizeInTwips = screenDev->VerticalPixelsToTwips(aTextSizeInPixels); |
|
836 spec.iHeight = textsizeInTwips; |
|
837 Font()->SetFontSpec(spec); |
|
838 iData->iLocalDefinitionFlags |= KTextSizeDefined; |
|
839 ReportChanged(); |
|
840 } |
|
841 |
|
842 // --------------------------------------------------------------------------- |
|
843 // Is bold |
|
844 // --------------------------------------------------------------------------- |
|
845 // |
|
846 EXPORT_C TBool CAlfTextStyle::IsBold() const |
|
847 { |
|
848 TFontSpec spec = Font()->FontSpec(); |
|
849 return spec.iFontStyle.StrokeWeight(); |
|
850 } |
|
851 |
|
852 // --------------------------------------------------------------------------- |
|
853 // Set bold |
|
854 // --------------------------------------------------------------------------- |
|
855 // |
|
856 EXPORT_C void CAlfTextStyle::SetBold(TBool aIsBold) |
|
857 { |
|
858 TFontSpec spec = OwnFont()->FontSpec(); |
|
859 spec.iFontStyle.SetStrokeWeight((aIsBold ? EStrokeWeightBold : EStrokeWeightNormal)); |
|
860 Font()->SetFontSpec(spec); |
|
861 iData->iLocalDefinitionFlags |= KStrokeWeightDefined; |
|
862 ReportChanged(); |
|
863 } |
|
864 |
|
865 // --------------------------------------------------------------------------- |
|
866 // Is italic |
|
867 // --------------------------------------------------------------------------- |
|
868 // |
|
869 EXPORT_C TBool CAlfTextStyle::IsItalic() const |
|
870 { |
|
871 TFontSpec spec = Font()->FontSpec(); |
|
872 return spec.iFontStyle.Posture(); |
|
873 } |
|
874 |
|
875 // --------------------------------------------------------------------------- |
|
876 // Set italic |
|
877 // --------------------------------------------------------------------------- |
|
878 // |
|
879 EXPORT_C void CAlfTextStyle::SetItalic(TBool aIsItalic) |
|
880 { |
|
881 TFontSpec spec = OwnFont()->FontSpec(); |
|
882 spec.iFontStyle.SetPosture((aIsItalic ? EPostureItalic : EPostureUpright)); |
|
883 Font()->SetFontSpec(spec); |
|
884 iData->iLocalDefinitionFlags |= KPostureDefined; |
|
885 ReportChanged(); |
|
886 } |
|
887 |
|
888 // --------------------------------------------------------------------------- |
|
889 // Is underlined |
|
890 // --------------------------------------------------------------------------- |
|
891 // |
|
892 EXPORT_C TBool CAlfTextStyle::IsUnderline() const |
|
893 { |
|
894 if(iData->iLocalDefinitionFlags & KUnderlineDefined) |
|
895 { |
|
896 return iData->iIsUnderline; |
|
897 } |
|
898 return iData->iManager->TextStyle(iData->iParentId)->IsUnderline(); |
|
899 } |
|
900 |
|
901 // --------------------------------------------------------------------------- |
|
902 // Set underlined |
|
903 // --------------------------------------------------------------------------- |
|
904 // |
|
905 EXPORT_C void CAlfTextStyle::SetUnderline(TBool aIsUnderline) |
|
906 { |
|
907 iData->iIsUnderline = aIsUnderline; |
|
908 iData->iLocalDefinitionFlags |= KUnderlineDefined; |
|
909 ReportChanged(); |
|
910 } |
|
911 |
|
912 // --------------------------------------------------------------------------- |
|
913 // Is strike through |
|
914 // --------------------------------------------------------------------------- |
|
915 // |
|
916 EXPORT_C TBool CAlfTextStyle::IsStrikeThrough() const |
|
917 { |
|
918 if(iData->iLocalDefinitionFlags & KStrikeThroughDefined) |
|
919 { |
|
920 return iData->iIsStrikeThrough; |
|
921 } |
|
922 return iData->iManager->TextStyle(iData->iParentId)->IsStrikeThrough(); |
|
923 } |
|
924 |
|
925 // --------------------------------------------------------------------------- |
|
926 // Set strike through |
|
927 // --------------------------------------------------------------------------- |
|
928 // |
|
929 EXPORT_C void CAlfTextStyle::SetStrikeThrough(TBool aIsStrikeThrough) |
|
930 { |
|
931 iData->iIsStrikeThrough = aIsStrikeThrough; |
|
932 iData->iLocalDefinitionFlags |= KStrikeThroughDefined; |
|
933 ReportChanged(); |
|
934 } |
|
935 |
|
936 // --------------------------------------------------------------------------- |
|
937 // Get the typeface |
|
938 // --------------------------------------------------------------------------- |
|
939 // |
|
940 void CAlfTextStyle::GetTypeface( TTypeface& aTypeface ) const |
|
941 { |
|
942 TFontSpec spec = Font()->FontSpec(); |
|
943 aTypeface = spec.iTypeface; // Structure copy |
|
944 } |
|
945 |
|
946 // --------------------------------------------------------------------------- |
|
947 // Get the typeface |
|
948 // --------------------------------------------------------------------------- |
|
949 // |
|
950 EXPORT_C HBufC* CAlfTextStyle::TypefaceNameL( ) const |
|
951 { |
|
952 return Font()->FontSpec().iTypeface.iName.AllocL(); |
|
953 } |
|
954 |
|
955 // --------------------------------------------------------------------------- |
|
956 // Set Text Pane Height In Pixels |
|
957 // --------------------------------------------------------------------------- |
|
958 // |
|
959 EXPORT_C void CAlfTextStyle::SetTextPaneHeightInPixels(TInt aTextPaneHeight, TBool /*aIsDecoratedSize*/) |
|
960 { |
|
961 TFontSpec oldFontSpec = Font()->FontSpec(); |
|
962 |
|
963 // now generate a font with the new text pane height |
|
964 CWsScreenDevice* screenDev = CCoeEnv::Static()->ScreenDevice(); |
|
965 TAknFontSpecification aknFs(Font()->Category(), oldFontSpec, screenDev); |
|
966 aknFs.SetTextPaneHeight(aTextPaneHeight); |
|
967 |
|
968 // and get its corresponding spec |
|
969 TFontSpec newFontSpec; |
|
970 TInt foundIndex(KErrNotFound); |
|
971 AknFontProvider::GetFontSpecFromMetrics(*screenDev, 0, aknFs, newFontSpec, foundIndex); |
|
972 |
|
973 if(foundIndex != KErrNotFound) |
|
974 { |
|
975 TInt textsizeInTwips = screenDev->VerticalPixelsToTwips(newFontSpec.iHeight); |
|
976 newFontSpec.iHeight = textsizeInTwips; |
|
977 OwnFont()->SetFontSpec(newFontSpec); |
|
978 iData->iLocalDefinitionFlags |= KTextSizeDefined; |
|
979 } |
|
980 } |
|
981 |
|
982 // --------------------------------------------------------------------------- |
|
983 // CAlfTextStyle::RasterizeLineL |
|
984 // Rasterizes the given string on to the target texture using this text style. |
|
985 // --------------------------------------------------------------------------- |
|
986 // |
|
987 void CAlfTextStyle::RasterizeLineL(const TDesC& aTextLine, CAlfTexture** aTargetTexture) |
|
988 { |
|
989 // Calculate the pixel extents of the text line. |
|
990 TSize textureSize = LineExtentsL(aTextLine); |
|
991 |
|
992 //TSize maxTextureSize = (*aTargetTexture)->MaxTextureSize(); |
|
993 |
|
994 if (!iData->iBitmapProvider) |
|
995 { |
|
996 iData->iBitmapProvider = new (ELeave) CTextBitmapProvider(); |
|
997 } |
|
998 |
|
999 if ( !iData->iBitmapProvider->iColorBitmap || textureSize != iData->iBitmapProvider->iColorBitmap->SizeInPixels()) |
|
1000 { |
|
1001 // could resize existing instead.. |
|
1002 delete iData->iBitmapProvider->iColorBitmap; |
|
1003 iData->iBitmapProvider->iColorBitmap = 0; |
|
1004 // Create target alpha bitmap to rasterize the text onto. |
|
1005 iData->iBitmapProvider->iColorBitmap = new (ELeave) CFbsBitmap(); |
|
1006 User::LeaveIfError(iData->iBitmapProvider->iColorBitmap->Create(textureSize, EGray256)); |
|
1007 } |
|
1008 |
|
1009 // Create the bitmap device to be used in rasterization. |
|
1010 CFbsBitmapDevice* device = CFbsBitmapDevice::NewL(iData->iBitmapProvider->iColorBitmap); |
|
1011 CleanupStack::PushL(device); |
|
1012 |
|
1013 // Create drawing context. |
|
1014 CFbsBitGc* gc = 0; |
|
1015 User::LeaveIfError(device->CreateContext(gc)); |
|
1016 CleanupStack::PushL(gc); |
|
1017 |
|
1018 // Prepare the bitmap for drawing. |
|
1019 gc->SetBrushColor(KRgbBlack); |
|
1020 gc->Clear(); |
|
1021 |
|
1022 // Draw the text onto the bitmap. |
|
1023 gc->SetPenColor(KRgbWhite); |
|
1024 |
|
1025 // Do underlining |
|
1026 gc->SetUnderlineStyle(IsUnderline() ? EUnderlineOn : EUnderlineOff); |
|
1027 // Do strikethrough |
|
1028 gc->SetStrikethroughStyle(IsStrikeThrough() ? EStrikethroughOn : EStrikethroughOff); |
|
1029 |
|
1030 //if(iClippingEnabled) |
|
1031 //{ |
|
1032 // gc->SetClippingRect(iClipRect); |
|
1033 //} |
|
1034 |
|
1035 // Rasterize text string using the configured font. |
|
1036 Font()->RasterizeLineL(aTextLine, *gc); |
|
1037 |
|
1038 // Destroy graphics context and drawing device. |
|
1039 CleanupStack::PopAndDestroy(gc); |
|
1040 CleanupStack::PopAndDestroy(device); |
|
1041 |
|
1042 |
|
1043 delete iData->iBitmapProvider->iAlphaBitmap; |
|
1044 iData->iBitmapProvider->iAlphaBitmap = NULL; |
|
1045 |
|
1046 // todo: proper flagging, e.g. use directly |
|
1047 *aTargetTexture = &CAlfEnv::Static()->TextureManager().CreateTextureL(KAlfAutoGeneratedTextureId, |
|
1048 iData->iBitmapProvider, |
|
1049 EAlfTextureFlagDefault); |
|
1050 } |
|
1051 |
|
1052 // --------------------------------------------------------------------------- |
|
1053 // THuiTextStyle::LineExtentsL |
|
1054 // Provides dimensions of the rasterization of the given string. |
|
1055 // --------------------------------------------------------------------------- |
|
1056 // |
|
1057 TSize CAlfTextStyle::LineExtentsL(const TDesC& aTextLine) |
|
1058 { |
|
1059 // Retrieve the non-decorated line extents from the used font. |
|
1060 return Font()->LineExtentsL(aTextLine); |
|
1061 } |
|
1062 // --------------------------------------------------------------------------- |
|
1063 // ConstructL |
|
1064 // --------------------------------------------------------------------------- |
|
1065 // |
|
1066 void CAlfTextStyle::ConstructL(CAlfEnv& aEnv, TInt aId, TInt aImplementationId, const TDesC8& /*aConstructionParams*/) |
|
1067 { |
|
1068 if(!iData) |
|
1069 { |
|
1070 iData = new (ELeave) TPrivateData; |
|
1071 iData->iId = 0; |
|
1072 iData->iLocalDefinitionFlags = 0; |
|
1073 iData->iManager = 0; |
|
1074 iData->iParentId = 0; |
|
1075 iData->iFontStyleId = aImplementationId; |
|
1076 iData->iIsUnderline = EFalse; |
|
1077 iData->iIsStrikeThrough = EFalse; |
|
1078 iData->iBitmapProvider = 0; |
|
1079 } |
|
1080 |
|
1081 /* if (!iData->iComms) |
|
1082 { |
|
1083 iData->iComms = CAlfGenComponent::NewL( |
|
1084 aEnv, |
|
1085 aImplementationId, |
|
1086 0, |
|
1087 aConstructionParams); |
|
1088 }*/ |
|
1089 |
|
1090 iData->iId = aId; |
|
1091 //iData->iManager = &aEnv.TextStyleManager(); |
|
1092 //iData->iIsPreconfigured = (aImplementationId == EAlfPreconfiguredTextStyleCreate) ? ETrue : EFalse; |
|
1093 //iData->iServerHandle = KErrNotFound; |
|
1094 iData->iBitmapProvider = new (ELeave) CTextBitmapProvider(); |
|
1095 } |
|
1096 |
|
1097 CAlfGenComponent* CAlfTextStyle::Comms() const |
|
1098 { |
|
1099 return 0; |
|
1100 } |
|
1101 |
|
1102 TInt CAlfTextStyle::ServerHandle() const |
|
1103 { |
|
1104 return KErrNotFound; |
|
1105 } |
|
1106 |
|
1107 THuiFont* CAlfTextStyle::Font() const |
|
1108 { |
|
1109 if(iData->iLocalDefinitionFlags & KFontDefined) |
|
1110 { |
|
1111 return &iData->iFont; |
|
1112 } |
|
1113 |
|
1114 return iData->iManager->TextStyle(iData->iParentId)->Font(); |
|
1115 } |
|
1116 |
|
1117 THuiFont* CAlfTextStyle::OwnFont() |
|
1118 { |
|
1119 if(!(iData->iLocalDefinitionFlags & KFontDefined)) |
|
1120 { |
|
1121 SetFont(iData->iManager->TextStyle(iData->iParentId)->Font()); |
|
1122 } |
|
1123 |
|
1124 return Font(); |
|
1125 } |
|
1126 |
|
1127 void CAlfTextStyle::SetFont(THuiFont* aFont) |
|
1128 { |
|
1129 if (aFont) |
|
1130 { |
|
1131 iData->iFont = *aFont; |
|
1132 iData->iLocalDefinitionFlags |= KFontDefined; |
|
1133 } |
|
1134 else |
|
1135 { |
|
1136 iData->iLocalDefinitionFlags &= ~KFontDefined; |
|
1137 } |
|
1138 |
|
1139 ReportChanged(); |
|
1140 } |
|
1141 |
|
1142 void CAlfTextStyle::ReportChanged() |
|
1143 { |
|
1144 if (iData->iManager) |
|
1145 { // when creating platform style, manager is not ready yet |
|
1146 iData->iManager->RefreshVisuals(iData->iId); |
|
1147 } |
|
1148 } |
|
1149 |
|
1150 void CAlfTextStyle::SetManager(CAlfTextStyleManager* aManager) |
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1151 { |
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1152 iData->iManager = aManager; |
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1153 } |
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1154 #endif |