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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 "PDRSTD.H" |
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17 #include <fbs.h> |
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18 #include <bitdev.h> |
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19 #include <banddev.h> |
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20 #include <pdrstore.h> |
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21 #include "pdrtext.h" |
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22 |
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23 EXPORT_C CFbsDrvDevice::CFbsDrvDevice() |
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24 { |
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25 __DECLARE_NAME(_S("CFbsDrvDevice")); |
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26 } |
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27 |
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28 EXPORT_C CFbsDrvDevice::~CFbsDrvDevice() |
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29 { |
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30 delete iFbsTypefaceStore; |
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31 delete iGenTypefaceFontsList; |
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32 delete iGenTypefaceFontsType; |
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33 } |
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34 |
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35 /** Creates a font from those available in the printer device's |
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36 typeface store that most closely matches a font specification. |
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37 |
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38 When the font is no longer needed, call ReleaseFont(). |
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39 |
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40 This function is replaced by GetNearestFontToDesignHeightInTwips() |
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41 |
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42 @param aFont On return, points to the font which most closely matches the |
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43 specified font. |
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44 @param aFontSpec An absolute font specification. Its iHeight member is |
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45 interpreted as being in twips. |
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46 @return KErrNone if successful; otherwise, another one of the system-wide error |
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47 codes. |
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48 @deprecated */ |
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49 EXPORT_C TInt CFbsDrvDevice::GetNearestFontInTwips(CFont*& aFont, const TFontSpec& aFontSpec) |
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50 { |
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51 return GetNearestFontToDesignHeightInTwips(aFont, aFontSpec); |
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52 } |
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53 |
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54 /** Creates a font from those available in the printer device's |
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55 typeface store that most closely matches a font specification. |
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56 |
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57 When the font is no longer needed, call ReleaseFont(). |
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58 |
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59 This function replaces GetNearestFontInTwips() |
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60 |
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61 @param aFont On return, points to the font which most closely matches the |
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62 specified font. |
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63 @param aFontSpec An absolute font specification. Its iHeight member is |
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64 interpreted as being in twips. |
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65 @return KErrNone if successful; otherwise, another one of the system-wide error |
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66 codes. */ |
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67 EXPORT_C TInt CFbsDrvDevice::GetNearestFontToDesignHeightInTwips(CFont *&aFont, const TFontSpec &aFontSpec) |
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68 { |
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69 TRAPD(errCode, LoadTypeFaceListL()); |
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70 if(errCode != KErrNone) |
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71 { |
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72 return errCode; |
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73 } |
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74 TInt count = iGenTypefaceFontsList->Count(); |
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75 TInt count_fbs = 0; |
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76 TTypefaceSupport support ; // holds typeface from iGenTypefaceFontsList |
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77 TTypeface typeface = aFontSpec.iTypeface; // holds typeface from aFontSpec |
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78 TBuf<KMaxTypefaceNameLength> support_name; |
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79 TBuf<KMaxTypefaceNameLength> typeface_name; |
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80 TBuf<KMaxTypefaceNameLength> aname; |
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81 typeface_name.Copy(typeface.iName); |
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82 TInt loop; |
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83 TInt found = 0; |
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84 TInt listindex = 0; |
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85 TTypefaceSupport lsupport; |
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86 // Try to match specified font name with name from typeface font list |
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87 for (loop = 0; (loop < count) && (typeface.iName.CompareF(support.iTypeface.iName)); loop++) |
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88 { |
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89 TInt index = iGenTypefaceFontsList->At(loop); |
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90 TInt type = iGenTypefaceFontsType->At(loop); |
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91 if (type == 0) |
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92 { |
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93 iTypefaceStore->TypefaceSupport(support,index); |
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94 support_name.Copy(support.iTypeface.iName); |
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95 } |
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96 else if(type == 1) |
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97 { |
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98 iFbsTypefaceStore->TypefaceSupport(support,index); |
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99 if(support.iIsScalable) |
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100 { |
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101 count_fbs++; |
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102 support_name.Copy(support.iTypeface.iName); |
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103 } |
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104 } |
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105 if (!typeface.iName.CompareF(support.iTypeface.iName)) |
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106 { |
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107 typeface_name.Copy(support.iTypeface.iName); |
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108 found = 1; |
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109 } |
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110 } |
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111 |
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112 if (found) |
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113 { |
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114 if (loop <= iFbsTypefaceCount) |
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115 { |
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116 TFontSpec fontspec(aFontSpec); |
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117 fontspec.iTypeface=support.iTypeface; |
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118 return iFbsTypefaceStore->GetNearestFontToDesignHeightInTwips(aFont, fontspec); |
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119 } |
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120 else if (loop <= count) |
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121 { |
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122 TFontSpec fontspec(aFontSpec); |
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123 fontspec.iTypeface=support.iTypeface; |
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124 return iTypefaceStore->GetNearestFontToDesignHeightInTwips(aFont, fontspec); |
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125 } |
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126 } |
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127 else |
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128 { |
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129 if (!typeface.IsSymbol()) |
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130 { // To match first non-symbol, serif, proportional |
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131 TypefaceSupport(lsupport, 0); |
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132 while ((listindex < count) && ((lsupport.iTypeface.IsSymbol() || |
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133 (typeface.IsProportional() != lsupport.iTypeface.IsProportional()) || |
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134 (typeface.IsSerif() != lsupport.iTypeface.IsSerif())))) |
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135 { |
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136 TypefaceSupport(lsupport, listindex); |
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137 aname.Copy(lsupport.iTypeface.iName); |
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138 listindex++; |
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139 } |
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140 if (listindex == count) |
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141 { // try to match first non-symbol.proportional |
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142 listindex = 0; |
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143 do |
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144 { |
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145 TypefaceSupport(lsupport, listindex); |
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146 aname.Copy(lsupport.iTypeface.iName); |
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147 listindex++; |
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148 } |
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149 while ((listindex < count) && (lsupport.iTypeface.IsSymbol() || |
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150 (typeface.IsProportional() != lsupport.iTypeface.IsProportional()))); |
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151 } |
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152 if (listindex == count) |
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153 { // try to match first non-symbol |
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154 listindex = 0; |
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155 do |
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156 { |
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157 TypefaceSupport(lsupport, listindex); |
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158 aname.Copy(lsupport.iTypeface.iName); |
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159 listindex++; |
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160 } |
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161 while ((listindex < count) && lsupport.iTypeface.IsSymbol()); |
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162 } |
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163 } |
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164 else |
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165 { // try to match first symbol typeface |
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166 listindex = 0; |
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167 TypefaceSupport(lsupport, 0); |
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168 |
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169 while ((listindex < count) && !lsupport.iTypeface.IsSymbol()) |
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170 { |
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171 TypefaceSupport(lsupport, listindex); |
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172 aname.Copy(lsupport.iTypeface.iName); |
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173 listindex++; |
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174 } |
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175 } |
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176 if (listindex == count) |
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177 { |
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178 listindex = 0; |
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179 TypefaceSupport(lsupport, listindex); |
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180 } |
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181 } |
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182 |
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183 if (listindex <= iFbsTypefaceCount) |
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184 { |
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185 TFontSpec fontspec(aFontSpec); |
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186 fontspec.iTypeface = lsupport.iTypeface; |
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187 TBuf<KMaxTypefaceNameLength> fontspec_name; |
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188 fontspec_name.Copy(fontspec.iTypeface.iName); |
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189 return iFbsTypefaceStore->GetNearestFontToDesignHeightInTwips(aFont, fontspec); |
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190 } |
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191 else |
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192 { |
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193 TFontSpec fontspec(aFontSpec); |
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194 fontspec.iTypeface = lsupport.iTypeface; |
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195 TBuf<KMaxTypefaceNameLength> fontspec_name; |
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196 fontspec_name.Copy(fontspec.iTypeface.iName); |
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197 return iTypefaceStore->GetNearestFontToDesignHeightInTwips(aFont, fontspec); |
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198 } |
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199 } |
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200 |
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201 EXPORT_C void CFbsDrvDevice::ReleaseFont(CFont* aFont) |
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202 { |
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203 if (aFont) |
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204 { |
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205 if (aFont->TypeUid() != KCFbsFontUid) |
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206 { |
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207 iTypefaceStore->ReleaseFont(aFont); |
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208 } |
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209 else |
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210 { |
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211 iFbsTypefaceStore->ReleaseFont(aFont); |
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212 } |
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213 } |
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214 } |
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215 |
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216 EXPORT_C TInt CFbsDrvDevice::NumTypefaces() const |
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217 { |
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218 return iGenTypefaceFontsList->Count(); |
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219 } |
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220 |
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221 /** |
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222 @deprecated Interface is deprecated because it is unsafe as it may leave. It is available for backward compatibility reasons only. |
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223 @see CFbsDrvDevice::LoadTypeFaceListL |
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224 */ |
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225 |
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226 EXPORT_C void CFbsDrvDevice::LoadTypeFaceList() |
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227 { |
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228 // Trap and Ignore the ERROR code as its a non-leaving method. |
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229 TRAP_IGNORE(LoadTypeFaceListL()); |
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230 } |
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231 |
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232 /** |
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233 New Updated LoadTypeFaceList() method |
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234 @publishedAll |
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235 @released |
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236 */ |
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237 EXPORT_C void CFbsDrvDevice::LoadTypeFaceListL() |
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238 { |
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239 iFbsTypefaceCount = 0; |
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240 iPdrTypefaceCount = 0; |
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241 if (iGenTypefaceFontsList) |
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242 iGenTypefaceFontsList->Reset(); |
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243 else |
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244 iGenTypefaceFontsList = new (ELeave) CArrayFixFlat<TInt>(1); |
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245 |
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246 if (iGenTypefaceFontsType) |
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247 iGenTypefaceFontsType->Reset(); |
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248 else |
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249 iGenTypefaceFontsType = new (ELeave) CArrayFixFlat<TInt>(1); |
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250 |
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251 TInt loop; |
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252 for(loop = 0; loop < iFbsTypefaceStore->NumTypefaces(); loop++) |
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253 { |
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254 TTypefaceSupport support; |
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255 iFbsTypefaceStore->TypefaceSupport(support, loop); |
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256 { |
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257 if (support.iIsScalable) |
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258 { |
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259 iGenTypefaceFontsList->AppendL(loop); |
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260 iGenTypefaceFontsType->AppendL(1); |
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261 iFbsTypefaceCount++; |
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262 } |
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263 } |
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264 } |
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265 |
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266 for (loop = 0; loop < iTypefaceStore->NumTypefaces(); loop++) |
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267 { |
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268 TTypefaceSupport support; |
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269 iTypefaceStore->TypefaceSupport(support, loop); |
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270 |
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271 TBuf<KMaxTypefaceNameLength> name; |
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272 name.Copy(support.iTypeface.iName); |
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273 |
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274 iGenTypefaceFontsList->AppendL(loop); |
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275 iGenTypefaceFontsType->AppendL(0); |
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276 iPdrTypefaceCount++; |
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277 } |
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278 } |
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279 |
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280 EXPORT_C void CFbsDrvDevice::TypefaceSupport(TTypefaceSupport& aTypefaceSupport, TInt aTypefaceIndex) const |
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281 { |
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282 TInt index = iGenTypefaceFontsList->At(aTypefaceIndex); |
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283 TInt type = iGenTypefaceFontsType->At(aTypefaceIndex); |
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284 |
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285 if (type == 0) |
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286 iTypefaceStore->TypefaceSupport(aTypefaceSupport, index); |
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287 else |
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288 iFbsTypefaceStore->TypefaceSupport(aTypefaceSupport, index); |
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289 } |
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290 |
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291 EXPORT_C TInt CFbsDrvDevice::FontHeightInTwips(TInt aTypefaceIndex, TInt aHeightIndex) const |
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292 { |
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293 TInt index = iGenTypefaceFontsList->At(aTypefaceIndex); |
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294 TInt type = iGenTypefaceFontsType->At(aTypefaceIndex); |
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295 |
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296 if (type == 0) |
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297 return iTypefaceStore->FontHeightInTwips(index, aHeightIndex); |
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298 else |
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299 return iFbsTypefaceStore->FontHeightInTwips(index, aHeightIndex); |
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300 } |
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301 |
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302 EXPORT_C TInt CFbsDrvDevice::CreateContext(CGraphicsContext*& aGc) |
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303 { |
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304 __ASSERT_DEBUG(iControl, Panic(EPdrControlDoesNotExist)); |
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305 CPdrControl* control = (CPdrControl*)iControl; |
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306 return control->CreateContext(aGc); |
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307 } |
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308 |
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309 EXPORT_C void CFbsDrvDevice::CreateControlL(CPrinterPort* aPrinterPort) |
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310 { |
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311 __ASSERT_ALWAYS(aPrinterPort, Panic(EPdrRequiresPrinterPort)); |
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312 __ASSERT_ALWAYS(!iControl, Panic(EPdrControlAlreadyExists)); |
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313 __ASSERT_DEBUG(iCurrentPageSpecInTwips.iPortraitPageSize.iWidth && iCurrentPageSpecInTwips.iPortraitPageSize.iHeight, Panic(EPdrPageSpecNotSet)); |
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314 iControl = CFbsDrvControl::NewL(this, aPrinterPort, *iStore, iModelInfo->iResourcesStreamId); |
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315 } |
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316 |
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317 /** |
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318 @deprecated Interface is deprecated because it is unsafe as it may leave. It is available for backward compatibility reasons only. |
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319 @see CFbsDrvDevice::SetModelL |
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320 */ |
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321 EXPORT_C TInt CFbsDrvDevice::SetModel(const TPrinterModelHeader& aModel, CStreamStore& aStore) |
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322 { |
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323 TInt ret = 0; |
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324 TRAPD(errCode, ret=SetModelL(aModel, aStore)); |
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325 if(errCode != KErrNone) |
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326 { |
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327 return errCode; |
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328 } |
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329 return ret; |
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330 } |
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331 |
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332 EXPORT_C TInt CFbsDrvDevice::SetModelL(const TPrinterModelHeader& aModel, CStreamStore& aStore) |
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333 { |
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334 TInt ret = CPdrDevice::SetModel(aModel, aStore); |
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335 if (ret == KErrNone) |
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336 { |
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337 iFbsTypefaceStore = CFbsTypefaceStore::NewL(this); |
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338 LoadTypeFaceListL(); |
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339 } |
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340 return ret; |
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341 } |
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342 |
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343 EXPORT_C TSize CFbsDrvDevice::KPixelSizeInTwips() const |
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344 { |
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345 return TSize(iModelInfo->iKPixelWidthInTwips, iModelInfo->iKPixelHeightInTwips); |
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346 } |
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347 |
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348 EXPORT_C void CFbsDrvDevice::Reserved_1() |
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349 { |
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350 } |
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351 |
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352 EXPORT_C CFbsDrvControl* CFbsDrvControl::NewL(CPdrDevice* aPdrDevice, CPrinterPort* aPrinterPort, CStreamStore& aStore, TStreamId aResourcesStreamId) |
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353 { |
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354 CFbsDrvControl* control = new(ELeave) CFbsDrvControl(aPdrDevice, aPrinterPort); |
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355 CleanupStack::PushL(control); |
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356 control->ConstructL(aStore, aResourcesStreamId); |
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357 CleanupStack::Pop(); |
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358 return control; |
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359 } |
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360 |
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361 EXPORT_C CFbsDrvControl::~CFbsDrvControl() |
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362 { |
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363 delete iScanLine; |
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364 delete iCompressedScanLine; |
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365 } |
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366 |
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367 EXPORT_C CFbsDrvControl::CFbsDrvControl(CPdrDevice* aPdrDevice, CPrinterPort* aPrinterPort): |
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368 CPdrControl(aPdrDevice, aPrinterPort), |
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369 iScanLine(NULL), |
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370 iCompressedScanLine(NULL) |
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371 { |
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372 __DECLARE_NAME(_S("CFbsDrvControl")); |
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373 } |
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374 |
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375 EXPORT_C void CFbsDrvControl::ConstructL(CStreamStore& aStore, TStreamId aResourcesStreamId) |
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376 { |
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377 CPdrControl::ConstructL(aStore, aResourcesStreamId); |
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378 } |
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379 |
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380 EXPORT_C void CFbsDrvControl::SetPageSizeL() |
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381 { |
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382 TCommandString des; |
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383 des.Format(iResources->ResourceString(EPdrSetPageSize), iPdrDevice->CurrentPageSpecInTwips().iPortraitPageSize.iHeight / KTwipsPerInch); |
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384 iPageBuffer->AddBytesL(des); |
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385 } |
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386 |
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387 /** |
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388 @return ETrue if there are non-blank bytes in scanline. |
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389 */ |
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390 EXPORT_C TBool CFbsDrvControl::TransformBuffer() |
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391 { |
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392 TInt i; |
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393 for (i = iScanLine->Des().Length() - 1; (i >= 0) && (iScanLine->Des()[i] == 0xFF); i--) |
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394 { |
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395 } |
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396 TInt length = i + 1; |
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397 iScanLine->Des().SetLength(length); |
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398 TUint8* p = (TUint8*)iScanLine->Des().Ptr(); |
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399 TUint8* pEnd = p + length; |
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400 for (; p < pEnd; p++) |
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401 { |
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402 TInt byte1 = *p; |
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403 TInt byte2 = 0; |
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404 for (TInt j = 0; j < 8; j++) |
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405 { |
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406 byte2 = byte2 << 1; |
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407 byte2 |= (byte1 & 1); |
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408 byte1 = byte1 >> 1; |
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409 } |
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410 *p = (TUint8)~byte2; |
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411 } |
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412 return (length > 0); // returns ETrue if there are non-blank bytes in scanline |
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413 } |
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414 |
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415 /** |
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416 @return ETrue if the scanline is compressed successfully. |
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417 */ |
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418 EXPORT_C TBool CFbsDrvControl::CompressBuffer() |
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419 { |
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420 TInt length1 = iScanLine->Des().Length(); |
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421 TInt length2 = 0; |
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422 TUint8* p1 = (TUint8*)iScanLine->Des().Ptr(); |
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423 TUint8* p2 = (TUint8*)iCompressedScanLine->Des().Ptr(); |
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424 TUint8 repeat; |
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425 for (TInt i = 0; (i < length1) && (length2 < length1); i += repeat + 1) |
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426 { |
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427 TUint8 byte = *(p1++); |
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428 for (repeat = 0; ((i + repeat + 1) < length1) && (byte == *p1) && (repeat < 255);) |
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429 { |
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430 repeat++; |
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431 p1++; |
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432 } |
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433 length2++; |
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434 if (length2 < length1) |
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435 { |
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436 *(p2++) = repeat; |
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437 length2++; |
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438 if (length2 < length1) |
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439 *(p2++) = byte; |
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440 } |
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441 } |
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442 iCompressedScanLine->Des().SetLength(length2); |
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443 return (length2 < length1); // returns ETrue if the scanline is compressed successfully |
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444 } |
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445 |
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446 /** |
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447 This function is intentionally a dummy. It has to be implemented because |
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448 of an inherited pure virtual but it should always be overload by any class |
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449 that derives from it. |
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450 */ |
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451 EXPORT_C void CFbsDrvControl::OutputBandL() |
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452 { |
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453 // I should probably put an assert in here. |
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454 if (IsGraphicsBand()) |
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455 { |
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456 TRect bandrect = iBandedDevice->BandRect(); |
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457 TSize size = bandrect.Size(); |
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458 TCommandString des; |
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459 TBool datainband = EFalse; |
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460 TInt numscanlines = size.iHeight; |
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461 if (iBandedDevice->BandingDirection() == EBandingRightToLeft) |
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462 numscanlines = size.iWidth; |
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463 for (TInt i = 0; i < numscanlines; i++) |
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464 { |
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465 TInt x = bandrect.iTl.iX; |
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466 TInt y = bandrect.iTl.iY + i; |
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467 TPtr8 ptr = iScanLine->Des(); |
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468 if (iBandedDevice->BandingDirection() == EBandingTopToBottom) |
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469 iBandedDevice->BandBitmap()->GetScanLine(ptr, TPoint(0, i), size.iWidth, iPdrDevice->DisplayMode()); |
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470 else |
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471 { |
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472 iBandedDevice->BandBitmap()->GetVerticalScanLine(ptr, numscanlines - (i + 1), iPdrDevice->DisplayMode()); |
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473 x = bandrect.iBr.iX - i; |
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474 y = bandrect.iTl.iY; |
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475 } |
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476 if (TransformBuffer() && !datainband) |
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477 { |
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478 MoveToL(TPoint(x, y)); |
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479 if (iBandedDevice->BandingDirection() == EBandingLeftToRight) |
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480 des.Format(iResources->ResourceString(EPdrBitmapStart), EFbsPhysicalPageOrientation); |
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481 else |
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482 des.Format(iResources->ResourceString(EPdrBitmapStart), EFbsLogicalPageOrientation); |
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483 iPageBuffer->AddBytesL(des); |
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484 datainband = ETrue; |
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485 } |
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486 if (datainband) |
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487 { |
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488 TCommandString buf = iResources->ResourceString(EPdrScanLine); |
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489 if (CompressBuffer()) |
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490 { |
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491 des.Format(buf, EFbsRunLength, iCompressedScanLine->Des().Length()); |
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492 iPageBuffer->AddBytesL(des); |
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493 iPageBuffer->AddBytesL(iCompressedScanLine->Des()); |
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494 } |
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495 else |
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496 { |
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497 des.Format(buf, EFbsNone, iScanLine->Des().Length()); |
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498 iPageBuffer->AddBytesL(des); |
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499 iPageBuffer->AddBytesL(iScanLine->Des()); |
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500 } |
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501 } |
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502 } |
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503 iPageBuffer->AddBytesL(iResources->ResourceString(EPdrBitmapEnd)); |
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504 |
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505 iPosition.iX = iPdrDevice->OffsetInPixels().iX; |
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506 TInt numentries = iPageText->NumEntries(); |
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507 if(numentries) |
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508 { |
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509 CPageTextEntry* entry; |
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510 for(TInt y = bandrect.iTl.iY; y <= bandrect.iBr.iY; y++) |
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511 { |
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512 for(TInt index = 0; (index < numentries); index++) |
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513 { |
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514 entry = (*iPageText)[index]; |
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515 TPoint drawPos = entry->iDrawPos; |
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516 if(drawPos.iY == y) |
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517 OutputTextL(drawPos, entry->iTextWidthInPixels, *(entry->iTextFormat), *(entry->iText)); //!! |
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518 } |
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519 } |
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520 } |
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521 } |
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522 } |
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523 |
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524 EXPORT_C void CFbsDrvControl::Reserved_1() |
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525 { |
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526 } |