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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 <fntstore.h> |
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17 #include <bitdraw.h> |
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18 #include <bitstd.h> |
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19 #include <bitdev.h> |
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20 #include "BITPANIC.H" |
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21 #include <shapeinfo.h> |
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22 #include <graphics/fbsrasterizer.h> |
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23 |
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24 #include <bmalphablend.h> |
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25 #include <bitdrawinterfaceid.h> |
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26 #include "bitgcextradata.h" |
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27 |
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28 /** Draws text at the last print position and then rotates it into a vertical position. |
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29 |
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30 @param aText The text string to be drawn. |
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31 @param aUp ETrue, text is rotated 90 degrees anti-clockwise; EFalse, text is |
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32 rotated 90 degrees clockwise. */ |
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33 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,TBool aUp) |
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34 { |
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35 DrawTextVertical(aText,iLastPrintPosition,aUp); |
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36 } |
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37 |
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38 /** Draws text vertically from the specified position. |
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39 |
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40 @param aText The text string to be drawn. |
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41 @param aPosition A point specifying the position of the left end of the text. |
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42 @param aUp ETrue, text is rotated 90 degrees anti-clockwise; EFalse, text |
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43 is rotated 90 degrees clockwise. */ |
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44 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TPoint& aPosition,TBool aUp) |
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45 { |
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46 TBrushStyle brushstyle=iBrushStyle; |
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47 iBrushStyle=CGraphicsContext::ENullBrush; |
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48 TOpenFontMetrics metrics; |
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49 iFont.GetFontMetrics(metrics); |
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50 TInt ascent = metrics.MaxHeight(); |
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51 TInt height = ascent + metrics.MaxDepth(); |
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52 // The next few lines do much the same as TextWidthInPixels but pass |
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53 // the text in visual order instead of logical order and also take |
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54 // full account of left and right side bearings on the text |
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55 CFont::TMeasureTextOutput output; |
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56 CFont::TMeasureTextInput input; |
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57 input.iFlags = CFont::TMeasureTextInput::EFVisualOrder; |
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58 TInt advance = iFont.MeasureText(aText,&input,&output); |
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59 |
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60 /* expand the clipping rectangle to take account of any underline */ |
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61 if (iUnderline == EUnderlineOn) |
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62 { |
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63 TInt underline_top = 0, underline_bottom = 0; |
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64 TInt err = GetUnderlineMetrics(underline_top,underline_bottom); |
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65 TInt underlineStrikeoutOffset; |
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66 underlineStrikeoutOffset= BaselineCorrection(); |
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67 underline_top+=underlineStrikeoutOffset; |
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68 underline_bottom+=underlineStrikeoutOffset; |
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69 BG_ASSERT_DEBUG(err == KErrNone, EBitgdiPanicInvalidArg); |
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70 output.iBounds.iTl.iY = Min(output.iBounds.iTl.iY,underline_top); |
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71 output.iBounds.iBr.iY = Max(output.iBounds.iBr.iY,underline_bottom); |
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72 } |
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73 |
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74 TInt leftBearing = output.iBounds.iTl.iX; |
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75 TInt rightBearing = advance - output.iBounds.iBr.iX; |
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76 TRect box; |
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77 TInt margin=0; |
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78 if(aUp) |
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79 { |
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80 box.iTl.iX=aPosition.iX-ascent; |
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81 box.iTl.iY=aPosition.iY-advance; |
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82 box.iBr.iX=aPosition.iX+output.iBounds.iBr.iY+1;//was +height-ascent+1; |
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83 box.iBr.iY=aPosition.iY; |
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84 if(leftBearing<0) |
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85 { |
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86 box.iBr.iY-=leftBearing; |
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87 margin=-leftBearing; |
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88 } |
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89 if(rightBearing<0) |
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90 { |
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91 box.iTl.iY+=rightBearing; |
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92 } |
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93 } |
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94 else |
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95 { |
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96 box.iTl.iX=aPosition.iX-output.iBounds.iBr.iY;//was +ascent-height; |
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97 box.iTl.iY=aPosition.iY; |
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98 box.iBr.iX=aPosition.iX+ascent+1; |
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99 box.iBr.iY=aPosition.iY+advance; |
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100 if(leftBearing<0) |
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101 { |
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102 box.iTl.iY+=leftBearing; |
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103 margin=-leftBearing; |
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104 } |
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105 if(rightBearing<0) |
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106 { |
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107 box.iBr.iY-=rightBearing; |
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108 } |
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109 } |
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110 DrawTextVertical(aText,box,ascent,aUp,ELeft,margin); |
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111 iBrushStyle=brushstyle; |
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112 } |
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113 |
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114 |
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115 /** Draws text clipped to the specified rectangle and then rotates it into a vertical |
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116 position. |
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117 |
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118 @param aText The text string to be drawn |
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119 @param aBox The clipping rectangle. |
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120 @param aUp ETrue, text is rotated 90 degrees anti-clockwise; EFalse, text is |
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121 rotated 90 degrees clockwise. */ |
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122 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TRect& aBox,TBool aUp) |
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123 { |
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124 TRect boxcpy(aBox); |
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125 boxcpy.Move(iOrigin); |
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126 TRect oldcliprect(iUserClipRect); |
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127 iUserClipRect.Intersection(boxcpy); |
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128 DrawTextVertical(aText,aUp); |
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129 iUserClipRect=oldcliprect; |
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130 } |
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131 |
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132 |
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133 /** Draws text vertically, clipped to a specified rectangle, |
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134 using a baseline offset, alignment and margin. |
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135 |
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136 @param aText The text string to be drawn. |
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137 @param aBox A rectangle to clip the text to. |
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138 @param aBaselineOffset Number of pixels to offset the baseline by. |
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139 @param aUp ETrue, text is rotated 90 degrees anti-clockwise; EFalse, text is |
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140 rotated 90 degrees clockwise. |
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141 @param aVert Verticaly alignment of the text relative to the specified |
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142 rectangle. |
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143 @param aMargin Offset of the text from the position within the rectangle, |
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144 using the specified alignment. */ |
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145 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText, |
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146 const TRect& aBox, |
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147 TInt aBaselineOffset, |
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148 TBool aUp, |
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149 TTextAlign aVert, |
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150 TInt aMargin) |
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151 { |
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152 DrawTextVertical(aText,aBox,aBaselineOffset,-1,aUp,aVert,aMargin); |
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153 } |
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154 |
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155 |
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156 /** Draws text vertically, clipped to a specified rectangle, using a baseline |
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157 offset, alignment and margin. |
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158 |
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159 @param aText The text string to be drawn. |
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160 @param aBox A rectangle to clip the text to. |
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161 @param aBaselineOffset Number of pixels to offset the baseline by. |
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162 @param aTextWidth Number of pixels to clip the text to. |
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163 @param aUp ETrue, text is rotated 90 degrees anti-clockwise; EFalse, text |
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164 is rotated 90 degrees clockwise. |
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165 @param aVert Verticaly alignment of the text relative to the specified |
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166 rectangle. |
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167 @param aMargin Offset of the text from the position within the rectangle, |
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168 using the specified alignment. */ |
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169 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText, |
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170 const TRect& aBox, |
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171 TInt aBaselineOffset, |
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172 TInt aTextWidth, |
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173 TBool aUp, |
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174 TTextAlign aVert, |
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175 TInt aMargin) |
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176 { |
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177 CheckDevice(); |
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178 BG_ASSERT_ALWAYS(iFont.Handle()!=0,EBitgdiPanicNoFontSelected); |
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179 CFbsDrawDevice* drawDevice = iDevice->iDrawDevice; |
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180 TRect boxcpy(aBox); |
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181 boxcpy.Move(iOrigin); |
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182 AddRect(boxcpy); |
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183 if (boxcpy.Intersects(iUserClipRect)) |
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184 { |
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185 boxcpy.Intersection(iUserClipRect); |
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186 } |
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187 SetupDevice(); |
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188 iDevice->DrawingBegin(&iBrushBitmap); |
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189 CFbsRasterizer* brushRasterizer = PrepareRasterizerForExtendedBitmap(iBrushBitmap); |
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190 const CBitmapFont* fontaddress=iFont.Address(); |
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191 if(!fontaddress) |
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192 { |
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193 if (brushRasterizer) |
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194 { |
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195 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
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196 } |
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197 iDevice->DrawingEnd(&iBrushBitmap); |
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198 BG_PANIC_ALWAYS(EBitgdiPanicNoFontSelected); |
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199 } |
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200 |
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201 TInt width = iFont.MeasureText(aText); |
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202 TOpenFontMetrics metrics; |
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203 iFont.GetFontMetrics(metrics); |
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204 TInt textlength=aText.Length(); |
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205 if(aTextWidth<0) aTextWidth=width; |
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206 TPoint coords; |
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207 coords.iX=aBox.iTl.iX; |
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208 TInt dirmult=aUp?-1:1; |
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209 coords.iY=aUp?aBox.iBr.iY-1:aBox.iTl.iY; |
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210 // |
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211 // iX calculation, for example: ascent(a)=18 descent(d)=2 size=boxwidth=fontheight(h)=20 baseline=ascent |
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212 // pre: iX = 0 |
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213 // |
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214 // hhhhhhhhhhhhhhhhhhhh |
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215 // 01234567890123456789 |
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216 // aaaaaaaaaaaaaaaaaadd aUp=ETrue |
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217 // ^ |
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218 // iX = 18 (baseline) |
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219 // |
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220 // ddaaaaaaaaaaaaaaaaaa aUp=EFalse |
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221 // ^ |
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222 // iX = 1 (instead of 2 ie 20-18-1 which is boxwidth-baseline-1) |
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223 // |
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224 coords.iX+=aUp?aBaselineOffset:aBox.Width()-aBaselineOffset-1; |
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225 switch(aVert) |
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226 { |
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227 case ELeft: |
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228 coords.iY+=aMargin*dirmult; |
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229 break; |
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230 case ECenter: |
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231 coords.iY+=(((aBox.iBr.iY-aBox.iTl.iY-aTextWidth)>>1)+aMargin)*dirmult; |
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232 break; |
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233 case ERight: |
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234 coords.iY+=(aBox.iBr.iY-aBox.iTl.iY-aTextWidth-aMargin)*dirmult; |
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235 break; |
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236 } |
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237 iLastPrintPosition=coords; |
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238 coords.iX+=fontaddress->iAlgStyle.iBaselineOffsetInPixels*dirmult; |
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239 coords+=iOrigin; |
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240 TInt prewidth=width+iCharJustExcess+iWordJustExcess; |
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241 iLastPrintPosition.iY-=aUp?prewidth-1:-prewidth; |
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242 if(boxcpy.IsEmpty()) |
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243 { |
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244 if (brushRasterizer) |
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245 { |
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246 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
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247 } |
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248 iDevice->DrawingEnd(&iBrushBitmap); |
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249 if (iAutoUpdateJustification) |
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250 UpdateJustificationVertical(aText,aUp); |
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251 return; |
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252 } |
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253 RectFill(boxcpy); |
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254 TBool userintersect=boxcpy.Intersects(iUserClipRect); |
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255 if(!userintersect || !textlength || !width) |
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256 { |
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257 if (brushRasterizer) |
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258 { |
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259 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
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260 } |
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261 iDevice->DrawingEnd(&iBrushBitmap); |
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262 if (iAutoUpdateJustification) |
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263 UpdateJustificationVertical(aText,aUp); |
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264 return; |
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265 } |
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266 boxcpy.Intersection(iUserClipRect); |
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267 TInt charjustexcess=iCharJustExcess; |
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268 TInt charjustnum=iCharJustNum; |
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269 TInt wordjustexcess=iWordJustExcess; |
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270 TInt wordjustnum=iWordJustNum; |
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271 TInt limit=iDefaultRegionPtr->Count(); |
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272 for(TInt count=0;count<limit;count++) |
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273 { |
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274 /* |
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275 Initialise the justification parameters to the original values at the start of each pass. |
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276 This means that any number of passes have exactly the same effect on the parameters as one pass; |
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277 that is, to reduce them by the numbers of items and pixels consumed. |
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278 */ |
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279 iCharJustExcess = charjustexcess; |
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280 iCharJustNum = charjustnum; |
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281 iWordJustExcess = wordjustexcess; |
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282 iWordJustNum = wordjustnum; |
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283 |
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284 iClipRect=(*iDefaultRegionPtr)[count]; |
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285 if(!iClipRect.Intersects(boxcpy)) |
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286 continue; |
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287 #if defined(_DEBUG) |
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288 TRect deviceRect; |
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289 drawDevice->GetDrawRect(deviceRect); |
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290 BG_ASSERT_DEBUG(iClipRect.iTl.iX >= deviceRect.iTl.iX, EBitgdiPanicOutOfBounds); |
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291 BG_ASSERT_DEBUG(iClipRect.iTl.iY >= deviceRect.iTl.iY, EBitgdiPanicOutOfBounds); |
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292 BG_ASSERT_DEBUG(iClipRect.iBr.iX <= deviceRect.iBr.iX, EBitgdiPanicOutOfBounds); |
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293 BG_ASSERT_DEBUG(iClipRect.iBr.iY <= deviceRect.iBr.iY, EBitgdiPanicOutOfBounds); |
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294 #endif |
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295 iClipRect.Intersection(boxcpy); |
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296 /* |
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297 Set up the parameter block for character positioning. |
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298 Draw left to right, because although the text is being drawn vertically, |
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299 it is done by rotating the baseline 90 degrees and drawing in the ordinary way, not by drawing |
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300 the characters in their normal orientation but in a vertical column. |
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301 */ |
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302 CFont::TPositionParam param; |
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303 param.iText.Set(aText); |
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304 param.iPen = coords; |
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305 |
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306 // Draw the text. |
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307 DoDrawTextVertical(param,fontaddress,aUp,aText.Length()); |
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308 |
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309 drawDevice->UpdateRegion(iClipRect); |
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310 } |
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311 if (brushRasterizer) |
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312 { |
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313 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
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314 } |
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315 iDevice->DrawingEnd(&iBrushBitmap); |
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316 if(iAutoUpdateJustification) |
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317 UpdateJustificationVertical(aText,aUp); |
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318 } |
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319 |
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320 // Transform a vector, defined by a point relative to an origin, from left-to-right to up or down. |
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321 static void Rotate(TPoint& aPoint,const TPoint aOrigin,TBool aUp) |
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322 { |
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323 int dx = aPoint.iX - aOrigin.iX; |
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324 int dy = aPoint.iY - aOrigin.iY; |
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325 if (aUp) |
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326 { |
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327 aPoint.iX = aOrigin.iX + dy; |
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328 aPoint.iY = aOrigin.iY - dx; |
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329 } |
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330 else |
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331 { |
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332 aPoint.iX = aOrigin.iX - dy; |
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333 aPoint.iY = aOrigin.iY + dx; |
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334 } |
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335 } |
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336 |
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337 void CFbsBitGc::DoDrawTextVertical(CFont::TPositionParam& aParam, |
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338 const CBitmapFont* font, |
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339 TBool aUp,const TInt aEnd) |
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340 { |
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341 CFbsDrawDevice* drawDevice = iDevice->iDrawDevice; |
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342 TInt charclipping=iClipRect.iTl.iY; |
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343 TPoint start_pen = aParam.iPen; |
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344 TInt underline_top = 0, underline_bottom = 0; |
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345 TInt underlineStrikeoutOffset; |
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346 |
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347 //note using measured text here, but the full text string |
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348 underlineStrikeoutOffset= BaselineCorrection(); |
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349 |
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350 if (iUnderline == EUnderlineOn) |
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351 { |
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352 TInt err = GetUnderlineMetrics(underline_top,underline_bottom); |
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353 underline_top+=underlineStrikeoutOffset; |
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354 underline_bottom+=underlineStrikeoutOffset; |
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355 BG_ASSERT_DEBUG(err == KErrNone, EBitgdiPanicInvalidArg); |
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356 } |
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357 |
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358 const TBool outlineAndShadow = (font->GlyphBitmapType() == EFourColourBlendGlyphBitmap); |
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359 if ((outlineAndShadow) && !(iBrushStyle == ENullBrush || iBrushStyle == ESolidBrush)) |
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360 { |
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361 //For future compatibility it is better if brush style of ENullBrush or ESolidBrush is used |
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362 //when drawing outline and shadow fonts. |
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363 BG_PANIC_ALWAYS(EBitgdiPanicInvalidBrushStyle); |
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364 } |
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365 |
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366 TInt strike_top = 0, strike_bottom = 0; |
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367 TBool italic = font->iAlgStyle.IsItalic(); |
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368 if (italic || iStrikethrough == EStrikethroughOn) |
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369 { |
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370 GetStrikethroughMetrics(strike_top,strike_bottom); |
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371 if (iStrikethrough == EStrikethroughOn) //not for italic only, mimimum change |
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372 { |
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373 strike_top+=underlineStrikeoutOffset; |
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374 strike_bottom+=underlineStrikeoutOffset; |
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375 } |
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376 } |
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377 TInt italicheight=start_pen.iX; |
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378 italicheight += aUp ? -strike_top : strike_top; |
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379 TBool bold = font->iAlgStyle.IsBold(); |
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380 TInt widthfactor = font->iAlgStyle.WidthFactor(); |
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381 TInt heightfactor = font->iAlgStyle.HeightFactor(); |
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382 TGlyphBitmapType glyphBitmapTypeForFont = font->GlyphBitmapType(); |
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383 TBool outlineShadowOrAntialiased = (glyphBitmapTypeForFont == EAntiAliasedGlyphBitmap || |
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384 glyphBitmapTypeForFont == EFourColourBlendGlyphBitmap); |
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385 |
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386 RShapeInfo shapeInfo; |
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387 while (aParam.iPosInText < aEnd) |
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388 { |
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389 TPoint start_pen = aParam.iPen; |
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390 |
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391 if (!iFont.GetCharacterPosition2(aParam, shapeInfo)) |
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392 continue; |
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393 Rotate(aParam.iPen,start_pen,aUp); |
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394 TInt adjustment = 0; |
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395 if(iCharJustExcess && iCharJustNum>0) // character clipping/justification |
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396 { |
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397 adjustment=CGraphicsContext::JustificationInPixels(iCharJustExcess,iCharJustNum); |
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398 if (adjustment < 0) |
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399 iClipRect.iTl.iY = aParam.iPen.iY + (aUp ? -adjustment : adjustment); |
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400 } |
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401 |
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402 |
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403 |
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404 CFont::TPositionParam::TOutput* output = aParam.iOutput; |
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405 |
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406 for (int i = 0; i < aParam.iOutputGlyphs; i++, output++) |
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407 { |
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408 TOpenFontCharMetrics characterParams; |
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409 const TUint8* bitmap; |
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410 TSize size; |
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411 //note may now be using a glyph code, and not a character |
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412 iFont.GetCharacterData(aParam.iOutput[i].iCode,characterParams,bitmap,size); |
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413 TGlyphBitmapType glyphType = characterParams.GlyphType(); |
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414 |
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415 Rotate(output->iBounds.iTl,start_pen,aUp); |
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416 Rotate(output->iBounds.iBr,start_pen,aUp); |
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417 |
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418 switch (glyphType) |
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419 { |
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420 //the glyphType from the character takes precidence over the glyphType from the fon |
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421 case EAntiAliasedGlyphBitmap: |
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422 case EFourColourBlendGlyphBitmap: |
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423 DoDrawCharacterVerticalAntiAliased(output->iBounds.iTl,output->iBitmapSize,output->iBitmap,aUp,glyphType); |
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424 break; |
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425 |
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426 case EDefaultGlyphBitmap: |
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427 case EMonochromeGlyphBitmap: |
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428 DoDrawCharacterVertical(output->iBounds.iTl,output->iBitmapSize,output->iBitmap, |
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429 bold,italic,italicheight,widthfactor,heightfactor,aUp); |
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430 break; |
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431 |
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432 default: |
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433 //if the outline or shadow is not specified for the character, then use the font setting |
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434 if (outlineShadowOrAntialiased) |
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435 { |
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436 DoDrawCharacterVerticalAntiAliased(output->iBounds.iTl,output->iBitmapSize,output->iBitmap,aUp,glyphBitmapTypeForFont); |
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437 } |
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438 else |
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439 { |
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440 DoDrawCharacterVertical(output->iBounds.iTl,output->iBitmapSize,output->iBitmap, |
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441 bold,italic,italicheight,widthfactor,heightfactor,aUp); |
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442 } |
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443 break; |
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444 } |
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445 } |
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446 |
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447 iClipRect.iTl.iY = charclipping; |
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448 if (adjustment) |
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449 aParam.iPen.iY += aUp ? -adjustment : adjustment; |
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450 if (iWordJustExcess > 0 && iWordJustNum > 0 && aParam.iOutput[0].iCode == 0x0020) // word justification |
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451 { |
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452 adjustment=CGraphicsContext::JustificationInPixels(iWordJustExcess,iWordJustNum); |
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453 aParam.iPen.iY += aUp ? -adjustment : adjustment; |
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454 } |
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455 } |
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456 if (shapeInfo.IsOpen()) |
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457 shapeInfo.Close(); |
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458 if (iUnderline == EUnderlineOn || iStrikethrough == EStrikethroughOn) |
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459 { |
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460 TRect ul; // underline |
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461 TRect st; // strikethrough |
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462 if (aUp) |
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463 { |
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464 ul.SetRect(start_pen.iX+underline_top,aParam.iPen.iY,start_pen.iX+underline_bottom,start_pen.iY+1); |
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465 st.SetRect(start_pen.iX+strike_top,aParam.iPen.iY,start_pen.iX+strike_bottom,start_pen.iY+1); |
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466 ul.iTl.iY= ul.iBr.iY-ul.Height()*widthfactor; |
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467 st.iTl.iY= st.iBr.iY-st.Height()*widthfactor; |
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468 } |
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469 else |
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470 { |
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471 ul.SetRect(start_pen.iX-underline_bottom,start_pen.iY,start_pen.iX-underline_top,aParam.iPen.iY); |
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472 st.SetRect(start_pen.iX-strike_bottom,start_pen.iY,start_pen.iX-strike_top,aParam.iPen.iY); |
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473 ul.iBr.iY=ul.iTl.iY+ul.Height()*widthfactor; |
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474 st.iBr.iY=st.iTl.iY+st.Height()*widthfactor; |
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475 ul.iTl.iX++; // adjust for rect not including last line |
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476 ul.iBr.iX++; |
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477 st.iTl.iX++; |
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478 st.iBr.iX++; |
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479 } |
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480 |
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481 if (iUnderline == EUnderlineOn) |
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482 if (ul.Intersects(iClipRect)) // checks for empty aRect as well |
|
483 { |
|
484 ul.Intersection(iClipRect); |
|
485 drawDevice->WriteRgbMulti(ul.iTl.iX,ul.iTl.iY,ul.iBr.iX-ul.iTl.iX,ul.iBr.iY-ul.iTl.iY,iPenColor,iDrawMode); |
|
486 } |
|
487 |
|
488 if (iStrikethrough == EStrikethroughOn) |
|
489 if(st.Intersects(iClipRect)) // checks for empty aRect as well |
|
490 { |
|
491 st.Intersection(iClipRect); |
|
492 drawDevice->WriteRgbMulti(st.iTl.iX,st.iTl.iY,st.iBr.iX-st.iTl.iX,st.iBr.iY-st.iTl.iY,iPenColor,iDrawMode); |
|
493 } |
|
494 } |
|
495 } |
|
496 |
|
497 void CFbsBitGc::DoDrawCharacterVertical(const TPoint& aTopLeft, |
|
498 const TSize& aDataSize, |
|
499 const TUint8* aData, |
|
500 TBool aBold, |
|
501 TBool aItalic, |
|
502 TInt aItalicPos, |
|
503 TInt aWidthFactor, |
|
504 TInt aHeightFactor, |
|
505 TBool aUp) |
|
506 { |
|
507 CFbsDrawDevice* drawDevice = iDevice->iDrawDevice; |
|
508 TPoint printpos(aTopLeft); |
|
509 TInt datalength = aDataSize.iWidth; |
|
510 TInt dataheight = aDataSize.iHeight; |
|
511 TInt bitindex=0; |
|
512 TInt16 repeatcount=0; |
|
513 TInt xinc=aUp?1:-1,yinc=aUp?-1:1; |
|
514 TUint32* slbuffer=drawDevice->ScanLineBuffer(); |
|
515 TInt slwords=(drawDevice->ScanLineBytes())<<3; |
|
516 if(aItalic && aTopLeft.iY<aItalicPos) |
|
517 printpos.iY+=yinc; |
|
518 for(TInt charline=0;charline<dataheight;charline+=repeatcount) // for lines in the character... |
|
519 { |
|
520 repeatcount=Load16(aData+(bitindex>>3)); |
|
521 repeatcount>>=bitindex&7; |
|
522 TInt multilineflag=repeatcount&1; |
|
523 repeatcount>>=1; |
|
524 repeatcount&=0xf; |
|
525 bitindex+=5; |
|
526 TInt signedrepeatcount=aUp?repeatcount:-repeatcount; |
|
527 if(multilineflag) |
|
528 { |
|
529 for(TInt currentline=0;currentline<repeatcount;currentline++) |
|
530 { |
|
531 CopyCharLine(slbuffer,slwords,aData+(bitindex>>3),bitindex&7,datalength); |
|
532 OutputCharLineVertical(printpos,slbuffer,datalength,1,aBold,aWidthFactor,aHeightFactor,aUp); |
|
533 bitindex+=datalength; |
|
534 TBool aboveitalicjump=EFalse; |
|
535 if(aItalic && ((aUp && printpos.iX<aItalicPos) || (!aUp && printpos.iX>aItalicPos))) |
|
536 aboveitalicjump=ETrue; |
|
537 printpos.iX+=xinc*aHeightFactor; |
|
538 if(aboveitalicjump && ((aUp && printpos.iX>=aItalicPos) || (!aUp && printpos.iX<=aItalicPos))) |
|
539 printpos.iY-=yinc*aWidthFactor; |
|
540 } |
|
541 } |
|
542 else |
|
543 { |
|
544 if(aItalic) |
|
545 { |
|
546 for(TInt currentline=0;currentline<repeatcount;currentline++) |
|
547 { |
|
548 CopyCharLine(slbuffer,slwords,aData+(bitindex>>3),bitindex&7,datalength); |
|
549 OutputCharLineVertical(printpos,slbuffer,datalength,1,aBold,aWidthFactor,aHeightFactor,aUp); |
|
550 TBool aboveitalicjump=EFalse; |
|
551 if((aUp && printpos.iX<aItalicPos) || (!aUp && printpos.iX>aItalicPos)) |
|
552 aboveitalicjump=ETrue; |
|
553 printpos.iX+=xinc*aHeightFactor; |
|
554 if(aboveitalicjump && ((aUp && printpos.iX>=aItalicPos) || (!aUp && printpos.iX<=aItalicPos))) |
|
555 printpos.iY-=yinc*aWidthFactor; |
|
556 } |
|
557 } |
|
558 else |
|
559 { |
|
560 CopyCharLine(slbuffer,slwords,aData+(bitindex>>3),bitindex&7,datalength); |
|
561 OutputCharLineVertical(printpos,slbuffer,datalength,repeatcount,aBold,aWidthFactor,aHeightFactor,aUp); |
|
562 printpos.iX+=signedrepeatcount*aHeightFactor; |
|
563 } |
|
564 bitindex+=datalength; |
|
565 } |
|
566 } |
|
567 } |
|
568 |
|
569 /** |
|
570 @internalTechnology |
|
571 |
|
572 This function draws an anti-aliased character. |
|
573 |
|
574 @param aTopLeft The position to output the character |
|
575 @param aDataSize The size of the bitmap |
|
576 @param aData the bitmap for outputt in their TOpenFontCharMetrics |
|
577 @param aUp the direction of the text |
|
578 @param aGlyphType the glyph type for the character |
|
579 */ |
|
580 void CFbsBitGc::DoDrawCharacterVerticalAntiAliased(const TPoint& aTopLeft, |
|
581 const TSize& aDataSize, |
|
582 const TUint8* aData, |
|
583 TBool aUp, |
|
584 TGlyphBitmapType aGlyphBitmapType) |
|
585 { |
|
586 CFbsDrawDevice* drawDevice = iDevice->iDrawDevice; |
|
587 const int KBufferSize = 32; |
|
588 TUint8 mask_buffer[KBufferSize]; |
|
589 int top_row = 0; |
|
590 int bottom_row = 0; |
|
591 int left_col = 0; |
|
592 int right_col = 0; |
|
593 const TUint32 penColor = iPenColor.Internal(); |
|
594 const TUint32 shadowColor = iFbsBitGcExtraData->ShadowColor().Internal(); |
|
595 const TUint32 brushColor = iBrushColor.Internal(); |
|
596 |
|
597 MOutlineAndShadowBlend* outlineAndShadow = NULL; |
|
598 if (EFourColourBlendGlyphBitmap == aGlyphBitmapType) |
|
599 { |
|
600 TInt err = iDevice->iDrawDevice->GetInterface(KOutlineAndShadowInterfaceID, reinterpret_cast <TAny*&> (outlineAndShadow)); |
|
601 if(err != KErrNone) |
|
602 { |
|
603 // Assert if MOutlineAndShadowBlend interface is not implemented |
|
604 BG_ASSERT_DEBUG(outlineAndShadow, EBitgdiPanicInvalidInterfaceHandle); |
|
605 } |
|
606 } |
|
607 |
|
608 if (aUp) |
|
609 { |
|
610 top_row = Max(0,iClipRect.iTl.iX - aTopLeft.iX); |
|
611 bottom_row = Min(aDataSize.iHeight,iClipRect.iBr.iX - aTopLeft.iX); |
|
612 left_col = Max(0,aTopLeft.iY - iClipRect.iBr.iY + 1); |
|
613 right_col = Min(aDataSize.iWidth,aTopLeft.iY - iClipRect.iTl.iY + 1); |
|
614 int y = aTopLeft.iY - (right_col - 1); |
|
615 for (int col = right_col - 1; col >= left_col; col--, y++) |
|
616 { |
|
617 int x = aTopLeft.iX + top_row; |
|
618 for (int row = top_row; row < bottom_row; row += KBufferSize, x += KBufferSize) |
|
619 { |
|
620 int length = KBufferSize; |
|
621 if (length > bottom_row - row) |
|
622 length = bottom_row - row; |
|
623 const TUint8* p = aData + row * aDataSize.iWidth + col; |
|
624 for (int i = 0; i < length; i++, p += aDataSize.iWidth) |
|
625 mask_buffer[i] = *p; |
|
626 if (EFourColourBlendGlyphBitmap == aGlyphBitmapType) |
|
627 { |
|
628 //There is a support for the interface with KOutlineAndShadowInterface id. |
|
629 outlineAndShadow->WriteRgbOutlineAndShadow(x, y, length, penColor, shadowColor, brushColor, mask_buffer); |
|
630 } |
|
631 else |
|
632 { |
|
633 drawDevice->WriteRgbAlphaMulti(x,y,length,iPenColor,mask_buffer); |
|
634 } |
|
635 } |
|
636 } |
|
637 } |
|
638 else |
|
639 { |
|
640 top_row = Max(0,aTopLeft.iX - iClipRect.iBr.iX + 1); |
|
641 bottom_row = Min(aDataSize.iHeight,aTopLeft.iX - iClipRect.iTl.iX + 1); |
|
642 left_col = Max(0,iClipRect.iTl.iY - aTopLeft.iY); |
|
643 right_col = Min(aDataSize.iWidth,iClipRect.iBr.iY - aTopLeft.iY); |
|
644 int y = aTopLeft.iY + left_col; |
|
645 for (int col = left_col; col < right_col; col++, y++) |
|
646 { |
|
647 int x = aTopLeft.iX - (bottom_row - 1); |
|
648 for (int row = bottom_row; row > top_row; row -= KBufferSize, x += KBufferSize) |
|
649 { |
|
650 int length = KBufferSize; |
|
651 if (length > row - top_row) |
|
652 length = row - top_row; |
|
653 const TUint8* p = aData + (row - 1) * aDataSize.iWidth + col; |
|
654 for (int i = 0; i < length; i++, p -= aDataSize.iWidth) |
|
655 mask_buffer[i] = *p; |
|
656 if (EFourColourBlendGlyphBitmap == aGlyphBitmapType) |
|
657 { |
|
658 //There is a support for the interface with KOutlineAndShadowInterface id. |
|
659 outlineAndShadow->WriteRgbOutlineAndShadow(x, y, length, penColor, shadowColor, brushColor, mask_buffer); |
|
660 } |
|
661 else |
|
662 { |
|
663 drawDevice->WriteRgbAlphaMulti(x,y,length,iPenColor,mask_buffer); |
|
664 } |
|
665 } |
|
666 } |
|
667 } |
|
668 } |
|
669 |
|
670 void CFbsBitGc::OutputCharLineVertical(TPoint aPrintPos, |
|
671 TUint32* aBuffer, |
|
672 TInt aDataLength, |
|
673 TInt aNum, |
|
674 TBool aBold, |
|
675 TInt aWidthFactor, |
|
676 TInt aHeightFactor, |
|
677 TBool aUp) |
|
678 { |
|
679 TInt xinc=aUp?1:-1; |
|
680 if(aDataLength<=0) return; |
|
681 TInt bufferwords=(aDataLength+31)>>5; |
|
682 TUint32* bufferlimit=aBuffer+bufferwords; |
|
683 if(aBold) |
|
684 { |
|
685 TInt sparemask=(0xffffffff>>(32-(aDataLength&0x1f))); |
|
686 if((aDataLength&0x1f)==0) sparemask=0xffffffff; |
|
687 *(bufferlimit-1)&=sparemask; |
|
688 TUint32* bufferptr=aBuffer; |
|
689 TUint32 extrabit=0; |
|
690 while(bufferptr<bufferlimit) |
|
691 { |
|
692 extrabit=*bufferptr>>31; |
|
693 *bufferptr|=(*bufferptr<<1); |
|
694 ++bufferptr; |
|
695 if(bufferptr<bufferlimit) |
|
696 *bufferptr|=extrabit; |
|
697 } |
|
698 aDataLength++; |
|
699 if((aDataLength&0x1f)==1) |
|
700 { |
|
701 bufferwords++; |
|
702 *bufferlimit=extrabit; |
|
703 bufferlimit++; |
|
704 } |
|
705 } |
|
706 if(aWidthFactor>1) |
|
707 { |
|
708 BitMultiply(aBuffer,aDataLength,aWidthFactor); |
|
709 aDataLength*=aWidthFactor; |
|
710 bufferwords=(aDataLength+31)>>5; |
|
711 bufferlimit=aBuffer+bufferwords; |
|
712 } |
|
713 if(aUp) |
|
714 { |
|
715 if(aPrintPos.iY>=iClipRect.iBr.iY) |
|
716 { |
|
717 TInt pixelexcess=aPrintPos.iY-iClipRect.iBr.iY+1; |
|
718 while(pixelexcess>=32) |
|
719 { |
|
720 aBuffer++; |
|
721 bufferwords--; |
|
722 aDataLength-=32; |
|
723 pixelexcess-=32; |
|
724 } |
|
725 if(aDataLength<=0) return; |
|
726 if(pixelexcess>0) |
|
727 { |
|
728 TInt shiftup=32-pixelexcess; |
|
729 TUint32* bufferptr=aBuffer; |
|
730 while(bufferptr<bufferlimit) |
|
731 { |
|
732 *bufferptr>>=pixelexcess; |
|
733 if(bufferptr<bufferlimit-1) |
|
734 *bufferptr|=(*(bufferptr+1)<<shiftup); |
|
735 bufferptr++; |
|
736 } |
|
737 aDataLength-=pixelexcess; |
|
738 if(aDataLength<=0) return; |
|
739 } |
|
740 aPrintPos.iY=iClipRect.iBr.iY-1; |
|
741 } |
|
742 if(aPrintPos.iY-aDataLength<iClipRect.iTl.iY-1) |
|
743 { |
|
744 TInt pixelexcess=iClipRect.iTl.iY-1-aPrintPos.iY+aDataLength; |
|
745 aDataLength-=pixelexcess; |
|
746 if(aDataLength<=0) return; |
|
747 } |
|
748 } |
|
749 else |
|
750 { |
|
751 if(aPrintPos.iY<iClipRect.iTl.iY) |
|
752 { |
|
753 TInt pixelexcess=iClipRect.iTl.iY-aPrintPos.iY; |
|
754 while(pixelexcess>=32) |
|
755 { |
|
756 aBuffer++; |
|
757 bufferwords--; |
|
758 aDataLength-=32; |
|
759 pixelexcess-=32; |
|
760 } |
|
761 if(aDataLength<=0) return; |
|
762 if(pixelexcess>0) |
|
763 { |
|
764 TInt shiftup=32-pixelexcess; |
|
765 TUint32* bufferptr=aBuffer; |
|
766 while(bufferptr<bufferlimit) |
|
767 { |
|
768 *bufferptr>>=pixelexcess; |
|
769 if(bufferptr<bufferlimit-1) |
|
770 *bufferptr|=(*(bufferptr+1)<<shiftup); |
|
771 bufferptr++; |
|
772 } |
|
773 aDataLength-=pixelexcess; |
|
774 if(aDataLength<=0) return; |
|
775 } |
|
776 aPrintPos.iY=iClipRect.iTl.iY; |
|
777 } |
|
778 if(aPrintPos.iY+aDataLength>iClipRect.iBr.iY) |
|
779 { |
|
780 TInt pixelexcess=aPrintPos.iY+aDataLength-iClipRect.iBr.iY; |
|
781 aDataLength-=pixelexcess; |
|
782 if(aDataLength<=0) return; |
|
783 } |
|
784 } |
|
785 aNum*=aHeightFactor; |
|
786 while(aNum>0) |
|
787 { |
|
788 if(aPrintPos.iX>=iClipRect.iTl.iX && aPrintPos.iX<iClipRect.iBr.iX) |
|
789 iDevice->iDrawDevice->WriteBinaryLineVertical(aPrintPos.iX,aPrintPos.iY,aBuffer,aDataLength,iPenColor,iDrawMode,aUp); |
|
790 aPrintPos.iX+=xinc; |
|
791 aNum--; |
|
792 } |
|
793 } |
|
794 |
|
795 |
|
796 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TTextParameters* aParam,TBool aUp) |
|
797 { |
|
798 DrawTextVertical(aText,aParam,iLastPrintPosition,aUp); |
|
799 } |
|
800 |
|
801 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TTextParameters* aParam,const TPoint& aPosition,TBool aUp) |
|
802 { |
|
803 TBrushStyle brushstyle=iBrushStyle; |
|
804 iBrushStyle=CGraphicsContext::ENullBrush; |
|
805 TOpenFontMetrics metrics; |
|
806 iFont.GetFontMetrics(metrics); |
|
807 TInt ascent = metrics.MaxHeight(); |
|
808 TInt height = ascent + metrics.MaxDepth(); |
|
809 // The next few lines do much the same as TextWidthInPixels but pass |
|
810 // the text in visual order instead of logical order and also take |
|
811 // full account of left and right side bearings on the text |
|
812 CFont::TMeasureTextOutput output; |
|
813 CFont::TMeasureTextInput input; |
|
814 input.iFlags = CFont::TMeasureTextInput::EFVisualOrder; |
|
815 if (aParam) |
|
816 { |
|
817 BG_ASSERT_ALWAYS(aParam->iStart < aParam->iEnd ,EBitgdiPanicInvalidParameter); |
|
818 input.iStartInputChar = aParam->iStart; |
|
819 input.iEndInputChar = Min(aText.Length(),aParam->iEnd); |
|
820 } |
|
821 TInt advance = iFont.MeasureText(aText,&input,&output); |
|
822 |
|
823 //the box is not expanded by the underline position, as it is for horizontal text. |
|
824 TInt leftBearing = output.iBounds.iTl.iX; |
|
825 TInt rightBearing = advance - output.iBounds.iBr.iX; |
|
826 TRect box; |
|
827 TInt margin=0; |
|
828 if(aUp) |
|
829 { |
|
830 box.iTl.iX=aPosition.iX-ascent; |
|
831 box.iTl.iY=aPosition.iY-advance; |
|
832 box.iBr.iX=aPosition.iX+height-ascent+1; |
|
833 box.iBr.iY=aPosition.iY; |
|
834 if(leftBearing<0) |
|
835 { |
|
836 box.iBr.iY-=leftBearing; |
|
837 margin=-leftBearing; |
|
838 } |
|
839 if(rightBearing<0) |
|
840 { |
|
841 box.iTl.iY+=rightBearing; |
|
842 } |
|
843 } |
|
844 else |
|
845 { |
|
846 box.iTl.iX=aPosition.iX+ascent-height; |
|
847 box.iTl.iY=aPosition.iY; |
|
848 box.iBr.iX=aPosition.iX+ascent+1; |
|
849 box.iBr.iY=aPosition.iY+advance; |
|
850 if(leftBearing<0) |
|
851 { |
|
852 box.iTl.iY+=leftBearing; |
|
853 margin=-leftBearing; |
|
854 } |
|
855 if(rightBearing<0) |
|
856 { |
|
857 box.iBr.iY-=rightBearing; |
|
858 } |
|
859 } |
|
860 DrawTextVertical(aText,aParam,box,ascent,aUp,ELeft,margin); |
|
861 iBrushStyle=brushstyle; |
|
862 } |
|
863 |
|
864 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TTextParameters* aParam,const TRect& aBox,TBool aUp) |
|
865 { |
|
866 TRect boxcpy(aBox); |
|
867 boxcpy.Move(iOrigin); |
|
868 TRect oldcliprect(iUserClipRect); |
|
869 iUserClipRect.Intersection(boxcpy); |
|
870 DrawTextVertical(aText,aParam,aUp); |
|
871 iUserClipRect=oldcliprect; |
|
872 } |
|
873 |
|
874 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TTextParameters* aParam,const TRect& aBox,TInt aBaselineOffset,TBool aUp,TTextAlign aVert,TInt aMargin) |
|
875 { |
|
876 DrawTextVertical(aText,aParam,aBox,aBaselineOffset,-1,aUp,aVert,aMargin); |
|
877 } |
|
878 |
|
879 EXPORT_C void CFbsBitGc::DrawTextVertical(const TDesC& aText,const TTextParameters* aParam,const TRect& aBox,TInt aBaselineOffset,TInt aTextWidth,TBool aUp,TTextAlign aVert,TInt aMargin) |
|
880 { |
|
881 CheckDevice(); |
|
882 BG_ASSERT_ALWAYS(iFont.Handle()!=0,EBitgdiPanicNoFontSelected); |
|
883 CFbsDrawDevice* drawDevice = iDevice->iDrawDevice; |
|
884 TRect boxcpy(aBox); |
|
885 boxcpy.Move(iOrigin); |
|
886 AddRect(boxcpy); |
|
887 if (boxcpy.Intersects(iUserClipRect)) |
|
888 { |
|
889 boxcpy.Intersection(iUserClipRect); |
|
890 } |
|
891 SetupDevice(); |
|
892 iDevice->DrawingBegin(&iBrushBitmap); |
|
893 CFbsRasterizer* brushRasterizer = PrepareRasterizerForExtendedBitmap(iBrushBitmap); |
|
894 const CBitmapFont* fontaddress=iFont.Address(); |
|
895 if(!fontaddress) |
|
896 { |
|
897 if (brushRasterizer) |
|
898 { |
|
899 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
|
900 } |
|
901 iDevice->DrawingEnd(&iBrushBitmap); |
|
902 BG_PANIC_ALWAYS(EBitgdiPanicNoFontSelected); |
|
903 } |
|
904 CFont::TMeasureTextInput input; |
|
905 //CFont::TMeasureTextOutput |
|
906 if (aParam) |
|
907 { |
|
908 BG_ASSERT_ALWAYS(aParam->iStart < aParam->iEnd ,EBitgdiPanicInvalidParameter); |
|
909 input.iStartInputChar = aParam->iStart; |
|
910 input.iEndInputChar = Min(aText.Length(),aParam->iEnd); |
|
911 } |
|
912 TInt width = iFont.MeasureText(aText,&input); |
|
913 TOpenFontMetrics metrics; |
|
914 iFont.GetFontMetrics(metrics); |
|
915 TInt textlength=aText.Length(); |
|
916 if(aTextWidth<0) aTextWidth=width; |
|
917 TPoint coords; |
|
918 coords.iX=aBox.iTl.iX; |
|
919 TInt dirmult=aUp?-1:1; |
|
920 coords.iY=aUp?aBox.iBr.iY-1:aBox.iTl.iY; |
|
921 // |
|
922 // iX calculation, for example: ascent(a)=18 descent(d)=2 size=boxwidth=fontheight(h)=20 baseline=ascent |
|
923 // pre: iX = 0 |
|
924 // |
|
925 // hhhhhhhhhhhhhhhhhhhh |
|
926 // 01234567890123456789 |
|
927 // aaaaaaaaaaaaaaaaaadd aUp=ETrue |
|
928 // ^ |
|
929 // iX = 18 (baseline) |
|
930 // |
|
931 // ddaaaaaaaaaaaaaaaaaa aUp=EFalse |
|
932 // ^ |
|
933 // iX = 1 (instead of 2 ie 20-18-1 which is boxwidth-baseline-1) |
|
934 // |
|
935 coords.iX+=aUp?aBaselineOffset:aBox.Width()-aBaselineOffset-1; |
|
936 switch(aVert) |
|
937 { |
|
938 case ELeft: |
|
939 coords.iY+=aMargin*dirmult; |
|
940 break; |
|
941 case ECenter: |
|
942 coords.iY+=(((aBox.iBr.iY-aBox.iTl.iY-aTextWidth)>>1)+aMargin)*dirmult; |
|
943 break; |
|
944 case ERight: |
|
945 coords.iY+=(aBox.iBr.iY-aBox.iTl.iY-aTextWidth-aMargin)*dirmult; |
|
946 break; |
|
947 } |
|
948 iLastPrintPosition=coords; |
|
949 coords.iX+=fontaddress->iAlgStyle.iBaselineOffsetInPixels*dirmult; |
|
950 coords+=iOrigin; |
|
951 TInt prewidth=width+iCharJustExcess+iWordJustExcess; |
|
952 iLastPrintPosition.iY-=aUp?prewidth-1:-prewidth; |
|
953 if(boxcpy.IsEmpty()) |
|
954 { |
|
955 if (brushRasterizer) |
|
956 { |
|
957 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
|
958 } |
|
959 iDevice->DrawingEnd(&iBrushBitmap); |
|
960 if (iAutoUpdateJustification) |
|
961 UpdateJustificationVertical(aText,aParam,aUp); |
|
962 return; |
|
963 } |
|
964 RectFill(boxcpy); |
|
965 TBool userintersect=boxcpy.Intersects(iUserClipRect); |
|
966 if(!userintersect || !textlength || !width) |
|
967 { |
|
968 if (brushRasterizer) |
|
969 { |
|
970 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
|
971 } |
|
972 iDevice->DrawingEnd(&iBrushBitmap); |
|
973 if (iAutoUpdateJustification) |
|
974 UpdateJustificationVertical(aText,aParam,aUp); |
|
975 return; |
|
976 } |
|
977 boxcpy.Intersection(iUserClipRect); |
|
978 TInt charjustexcess=iCharJustExcess; |
|
979 TInt charjustnum=iCharJustNum; |
|
980 TInt wordjustexcess=iWordJustExcess; |
|
981 TInt wordjustnum=iWordJustNum; |
|
982 TInt limit=iDefaultRegionPtr->Count(); |
|
983 for(TInt count=0;count<limit;count++) |
|
984 { |
|
985 /* |
|
986 Initialise the justification parameters to the original values at the start of each pass. |
|
987 This means that any number of passes have exactly the same effect on the parameters as one pass; |
|
988 that is, to reduce them by the numbers of items and pixels consumed. |
|
989 */ |
|
990 iCharJustExcess = charjustexcess; |
|
991 iCharJustNum = charjustnum; |
|
992 iWordJustExcess = wordjustexcess; |
|
993 iWordJustNum = wordjustnum; |
|
994 |
|
995 iClipRect=(*iDefaultRegionPtr)[count]; |
|
996 if(!iClipRect.Intersects(boxcpy)) |
|
997 continue; |
|
998 #if defined(_DEBUG) |
|
999 TRect deviceRect; |
|
1000 drawDevice->GetDrawRect(deviceRect); |
|
1001 BG_ASSERT_DEBUG(iClipRect.iTl.iX >= deviceRect.iTl.iX, EBitgdiPanicOutOfBounds); |
|
1002 BG_ASSERT_DEBUG(iClipRect.iTl.iY >= deviceRect.iTl.iY, EBitgdiPanicOutOfBounds); |
|
1003 BG_ASSERT_DEBUG(iClipRect.iBr.iX <= deviceRect.iBr.iX, EBitgdiPanicOutOfBounds); |
|
1004 BG_ASSERT_DEBUG(iClipRect.iBr.iY <= deviceRect.iBr.iY, EBitgdiPanicOutOfBounds); |
|
1005 #endif |
|
1006 iClipRect.Intersection(boxcpy); |
|
1007 /* |
|
1008 Set up the parameter block for character positioning. |
|
1009 Draw left to right, because although the text is being drawn vertically, |
|
1010 it is done by rotating the baseline 90 degrees and drawing in the ordinary way, not by drawing |
|
1011 the characters in their normal orientation but in a vertical column. |
|
1012 */ |
|
1013 CFont::TPositionParam param; |
|
1014 param.iText.Set(aText); |
|
1015 param.iPen = coords; |
|
1016 TInt endDraw = aText.Length(); |
|
1017 if (aParam) |
|
1018 { |
|
1019 param.iPosInText = aParam->iStart; |
|
1020 endDraw = Min(aText.Length(),aParam->iEnd); |
|
1021 } |
|
1022 else |
|
1023 param.iPosInText = 0; |
|
1024 |
|
1025 // Draw the text. |
|
1026 DoDrawTextVertical(param,fontaddress,aUp,endDraw); |
|
1027 |
|
1028 drawDevice->UpdateRegion(iClipRect); |
|
1029 } |
|
1030 if (brushRasterizer) |
|
1031 { |
|
1032 brushRasterizer->EndBitmap(iBrushBitmap.SerialNumber()); |
|
1033 } |
|
1034 iDevice->DrawingEnd(&iBrushBitmap); |
|
1035 if(iAutoUpdateJustification) |
|
1036 UpdateJustificationVertical(aText,aParam,aUp); |
|
1037 } |