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1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include <barsread.h> |
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17 #include <gulfont.hrh> |
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18 #include <gulfont.h> |
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19 #include <gulutil.h> |
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20 |
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21 // |
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22 // class TLogicalFont |
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23 // |
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24 |
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25 EXPORT_C TLogicalFont::TLogicalFont() |
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26 : iFontId(KNullUid), iCategory(TLogicalFont::EView), iStyle(TLogicalFont::ENormal) |
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27 /** The default constructor. |
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28 |
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29 This initialises iFontId to KNullUid, iCategory to EView, iStyle to ENormal |
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30 and iZoomFactor to a default zoom factor. */ |
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31 { |
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32 iZoomFactor=TZoomFactor(); |
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33 } |
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34 |
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35 EXPORT_C TLogicalFont::TLogicalFont(TUid aId) |
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36 : iFontId(aId), iCategory(TLogicalFont::EView), iStyle(TLogicalFont::ENormal) |
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37 /** Constructor with a logical font ID. |
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38 |
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39 The other member data is initialised as for the default constructor. |
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40 |
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41 @param aId The logical font ID. */ |
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42 { |
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43 iZoomFactor=TZoomFactor(); |
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44 } |
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45 |
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46 EXPORT_C TLogicalFont::TLogicalFont(TFontCategory aCategory,TFontStyle aStyle,const TZoomFactor& aZoomFactor) |
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47 : iFontId(KNullUid), iCategory(aCategory), iStyle(aStyle), iZoomFactor(aZoomFactor) |
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48 /** Constructor with a logical font category, style and zoom factor. |
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49 |
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50 iFontId is initialised to KNullUid. |
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51 |
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52 @param aCategory The logical font category. |
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53 @param aStyle The font style. |
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54 @param aZoomFactor The zoom factor. */ |
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55 {} |
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56 |
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57 EXPORT_C TLogicalFont::TLogicalFont(TUid aId,TLogicalFont::TFontCategory aCategory, |
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58 TLogicalFont::TFontStyle aStyle,const TZoomFactor& aZoomFactor) |
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59 : iFontId(aId), iCategory(aCategory), iStyle(aStyle), iZoomFactor(aZoomFactor) |
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60 /** Constructs a logical font, specifying its logical font ID, logical font category, |
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61 style and zoom factor. |
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62 |
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63 @param aId The logical font ID. |
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64 @param aCategory The logical font category. |
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65 @param aStyle The font style. |
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66 @param aZoomFactor The zoom factor. */ |
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67 {} |
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68 |
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69 // |
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70 // class CCleanupStackableFont |
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71 // |
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72 |
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73 EXPORT_C CCleanupStackableFont* CCleanupStackableFont::NewByNameL(TResourceReader& aReader,CWsScreenDevice& aScreenDevice) |
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74 /** Allocates and constructs a new CCleanupStackableFont. |
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75 |
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76 aReader should be initialised to read a resource of type NAMED_FONT. |
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77 |
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78 @param aReader The resource reader to use. |
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79 @param aScreenDevice The screen device. |
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80 @return Pointer to the CCleanupStackableFont object. */ |
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81 { |
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82 CCleanupStackableFont* font=NewLC(EFalse, aReader, aScreenDevice); // also pushes on to CleanupStack |
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83 CleanupStack::Pop(); |
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84 return font; |
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85 } |
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86 |
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87 EXPORT_C CCleanupStackableFont* CCleanupStackableFont::NewByNameLC(TResourceReader& aReader,CWsScreenDevice& aScreenDevice) |
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88 /** Allocates and constructs a new CCleanupStackableFont, leaving it on the cleanup |
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89 stack. |
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90 |
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91 aReader should be initialised to read a resource of type NAMED_FONT. |
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92 |
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93 @param aReader The resource reader to use. |
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94 @param aScreenDevice The screen device. |
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95 @return Pointer to the CCleanupStackableFont object. */ |
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96 { |
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97 return CCleanupStackableFont::NewLC(EFalse, aReader, aScreenDevice); |
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98 } |
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99 |
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100 EXPORT_C CCleanupStackableFont* CCleanupStackableFont::NewL(TResourceReader& aReader,CWsScreenDevice& aScreenDevice) |
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101 /** Allocates and constructs a new CCleanupStackableFont. |
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102 |
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103 aReader should be initialised to read a resource of type FONT. |
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104 |
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105 @param aReader The resource reader to use. |
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106 @param aScreenDevice The screen device. |
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107 @return The CCleanupStackableFont object. */ |
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108 { |
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109 CCleanupStackableFont* font=NewLC(ETrue, aReader, aScreenDevice); // also pushes on to CleanupStack |
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110 CleanupStack::Pop(); |
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111 return font; |
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112 } |
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113 |
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114 EXPORT_C CCleanupStackableFont* CCleanupStackableFont::NewLC(TResourceReader& aReader,CWsScreenDevice& aScreenDevice) |
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115 /** Allocates and constructs a new CCleanupStackableFont, leaving it on the cleanup |
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116 stack. |
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117 |
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118 aReader should be initialised to read a resource of type FONT. |
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119 |
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120 @param aReader The resource reader to use. |
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121 @param aScreenDevice The screen device. |
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122 @return Pointer to the CCleanupStackableFont object. */ |
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123 { |
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124 return CCleanupStackableFont::NewLC(ETrue, aReader, aScreenDevice); |
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125 } |
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126 |
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127 EXPORT_C CCleanupStackableFont::~CCleanupStackableFont() |
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128 /** Destructor. |
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129 |
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130 This releases the font. The font is only deleted if its access count is zero |
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131 (so that no client is using it). */ |
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132 { |
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133 iScreenDevice.ReleaseFont(iFont); // N.B. do not do "delete iFont" |
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134 } |
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135 |
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136 EXPORT_C CFbsFont& CCleanupStackableFont::Font() const |
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137 /** Gets the font stored in this object. |
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138 |
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139 The caller does not take ownership. |
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140 |
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141 @return The font. */ |
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142 { |
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143 return *iFont; |
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144 } |
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145 |
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146 EXPORT_C CFbsFont* CCleanupStackableFont::TakeOwnershipOfFont() |
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147 /** Gets the font stored in this object. |
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148 |
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149 The caller takes ownership of the returned font. |
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150 |
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151 @return The font. */ |
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152 { |
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153 CFbsFont* font=iFont; |
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154 iFont=NULL; |
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155 return font; |
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156 } |
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157 |
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158 CCleanupStackableFont::CCleanupStackableFont(CWsScreenDevice& aScreenDevice) |
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159 :iScreenDevice(aScreenDevice) |
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160 { |
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161 __DECLARE_NAME(_S("CCleanupStackableFont")); |
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162 } |
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163 |
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164 CCleanupStackableFont* CCleanupStackableFont::NewLC(TBool aByUid,TResourceReader& aReader, CWsScreenDevice& aScreenDevice) |
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165 { //static |
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166 CCleanupStackableFont* font=new(ELeave) CCleanupStackableFont(aScreenDevice); |
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167 CleanupStack::PushL(font); |
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168 if(aByUid) |
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169 font->iFont=ResourceUtils::CreateScreenFontL(aReader,aScreenDevice); |
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170 else |
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171 font->iFont=ResourceUtils::CreateNamedScreenFontInPixelsL(aReader,aScreenDevice); |
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172 return font; |
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173 } |