1 bitstd.h |
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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.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 #ifndef __BITSTD_H__ |
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17 #define __BITSTD_H__ |
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18 |
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19 #include <e32std.h> |
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20 #include <gdi.h> |
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21 #include <fbs.h> |
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22 #include <bitbase.h> |
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23 |
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24 // For use when testing the code, allows the fast blending to be disabled so back to back comparisons |
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25 // can done be to check either timing or exact output. |
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26 //#define __ALLOW_FAST_BLEND_DISABLE__ |
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27 |
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28 /** |
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29 @publishedAll |
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30 @released |
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31 */ |
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32 class CFbsBitGcFont : public CFbsFont |
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33 { |
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34 public: |
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35 IMPORT_C CFbsBitGcFont(); |
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36 IMPORT_C virtual ~CFbsBitGcFont(); |
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37 IMPORT_C CBitmapFont* Address() const; |
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38 IMPORT_C TInt Duplicate(TInt aHandle); |
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39 IMPORT_C void Reset(); |
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40 IMPORT_C void operator=(const CFbsBitGcFont& aFont); |
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41 protected: |
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42 TBool iCopy; |
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43 }; |
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44 |
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45 |
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46 /** |
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47 A bitmap managed by the font and bitmap server. |
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48 @publishedAll |
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49 @released |
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50 */ |
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51 class CFbsBitGcBitmap : public CFbsBitmap |
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52 |
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53 { |
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54 public: |
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55 IMPORT_C CBitwiseBitmap* Address() const; |
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56 IMPORT_C void LockHeap() const; |
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57 IMPORT_C void UnlockHeap() const; |
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58 }; |
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59 |
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60 /** |
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61 @publishedAll |
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62 @released |
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63 */ |
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64 class TEllipse |
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65 { |
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66 public: |
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67 /** |
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68 Enumeration for the ellipse production life cycle |
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69 */ |
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70 enum TEllipseStatus |
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71 { |
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72 /** |
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73 Ellipse has been initialised but has no area |
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74 */ |
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75 EInitialised, |
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76 /** |
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77 The ellipse is drawn as two parabolas. These are in two sectors, the top and bottom |
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78 half of the rectangle. The first sector means the top parabola has been produced. |
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79 */ |
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80 EFirstSector, |
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81 /** |
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82 The parabola that occupies the bottom half of the rectangle has been produced. |
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83 */ |
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84 ESecondSector, |
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85 /** |
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86 The ellipse is complete |
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87 */ |
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88 EComplete, |
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89 /** |
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90 The ellipse has either a height or width of two units or less |
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91 and so takes the appearance of a line |
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92 */ |
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93 ELine |
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94 }; |
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95 public: |
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96 IMPORT_C void Construct(const TRect& aRect); |
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97 IMPORT_C TBool SingleStep(TPoint& aTopLeft,TPoint& aTopRight,TPoint& aBottomLeft,TPoint& aBottomRight); |
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98 IMPORT_C TBool NextStep(TPoint& aTopLeft,TPoint& aTopRight,TPoint& aBottomLeft,TPoint& aBottomRight); |
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99 IMPORT_C TPoint Intersection(const TRect& aRect,const TPoint& aPoint); |
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100 protected: |
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101 IMPORT_C TBool Output(TPoint& aTopLeft,TPoint& aTopRight,TPoint& aBottomLeft,TPoint& aBottomRight); |
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102 protected: |
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103 TEllipseStatus iStatus; |
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104 TInt iA; |
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105 TInt iB; |
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106 TInt64 iASquared; |
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107 TInt64 iBSquared; |
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108 TInt64 iASquBSqu; |
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109 TInt iX; |
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110 TInt iY; |
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111 TInt iXAdj; |
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112 TInt iYAdj; |
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113 TPoint iOffset; |
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114 TInt64 iD1; |
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115 TInt64 iD2; |
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116 }; |
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117 |
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118 /** |
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119 @publishedAll |
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120 @released |
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121 */ |
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122 class CPolygonFiller : public CBase |
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123 |
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124 { |
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125 public: |
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126 |
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127 /** |
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128 Describes how pixels are to be displayed in the polygon. aUsage should be select to |
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129 one of these values before CPolygonFiller::Construct is used. |
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130 */ |
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131 enum TUsage |
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132 { |
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133 /** |
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134 A request for all pixel runs in sequential order |
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135 */ |
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136 EGetAllPixelRunsSequentially, |
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137 /** |
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138 A request for all pixel runs in sequential order but only for specified lines. |
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139 */ |
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140 EGetPixelRunsSequentiallyForSpecifiedScanLines |
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141 }; |
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142 public: |
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143 IMPORT_C CPolygonFiller(); |
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144 IMPORT_C ~CPolygonFiller(); |
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145 IMPORT_C void Construct(const CArrayFix<TPoint>* aPointArray,CGraphicsContext::TFillRule aFillRule,TUsage aUsage=EGetAllPixelRunsSequentially); // N.B. this cannot fail |
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146 IMPORT_C void Construct(const TPoint* aPointList,TInt aNumPoints, CGraphicsContext::TFillRule aFillRule, TUsage aUsage=EGetAllPixelRunsSequentially); // N.B. this cannot fail |
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147 IMPORT_C void Reset(); |
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148 IMPORT_C void GetNextPixelRun(TBool& aExists, TInt& aScanLine, TInt& aStart, TInt& aEnd); |
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149 IMPORT_C void GetNextPixelRunOnSpecifiedScanLine(TBool& aExists, TInt aScanLine, TInt& aStart, TInt& aEnd); |
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150 private: // data-types for the fast algorithm |
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151 struct SFastEdge |
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152 { |
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153 TInt upperVertex; |
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154 TInt lowerVertex; |
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155 TInt firstVertex; |
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156 }; |
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157 struct SFastScanLineIntersection; |
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158 struct SFastActiveEdge |
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159 { |
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160 SFastEdge* edgePtr; |
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161 TLinearDDA lineGenerator; |
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162 SFastScanLineIntersection* scanLineIntersectionPtr; |
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163 }; |
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164 struct SFastScanLineIntersection |
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165 { |
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166 TInt firstPixel; |
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167 TInt lastPixel; |
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168 SFastActiveEdge* activeEdgePtr; |
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169 }; |
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170 private: // data-types for the slow algorithm |
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171 struct SSlowScanLineIntersection |
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172 { |
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173 TInt firstPixel; |
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174 TInt lastPixel; |
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175 TInt firstVertexOfEdge; |
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176 }; |
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177 private: // data-types for both algorithms |
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178 struct SFastData |
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179 { |
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180 TPoint* vertexList; |
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181 SFastEdge* edgeList; |
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182 SFastActiveEdge* activeEdgeList; |
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183 SFastScanLineIntersection* scanLineIntersectionList; |
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184 TInt numActiveEdges; |
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185 TInt numScanLineIntersections; |
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186 TInt nextEdgeToActivate; |
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187 }; |
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188 struct SSlowData |
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189 { |
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190 enum {EStoreSize=8}; |
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191 TLinearDDA lineGenerator; |
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192 SSlowScanLineIntersection scanLineIntersectionList[EStoreSize]; |
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193 TInt numIntersectionsWithSameFirstPixelPreviouslyMet; |
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194 TInt numIntersectionsWithSameFirstPixelMetThisTime; |
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195 TInt numScanLineIntersections; |
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196 TBool scanLineComplete; |
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197 TInt firstPixelOfLastIntersectionInPrevBuffer; |
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198 }; |
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199 private: |
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200 void Construct(CGraphicsContext::TFillRule aFillRule,TUsage aUsage); |
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201 void FastHandleVertexIntersection(TInt& aCurrentActiveEdge, TBool aIsLowerVertex); |
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202 void SetFastIntersection(SFastActiveEdge& aActiveEdge, SFastScanLineIntersection& aScanLineIntersection); |
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203 void SlowHandleVertexIntersection(SSlowScanLineIntersection& aScanLineIntersection, TInt& aVertexStartingCurrentEdge,TBool aIsLowerVertex); |
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204 void JumpToCurrentScanLine(TLinearDDA& aLineGenerator, const TPoint& aUpper, const TPoint& aLower,TPoint& aStartPos, TPoint& aEndPos) const; |
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205 const TPoint& Point(TInt aIndex); |
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206 private: |
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207 const CArrayFix<TPoint>* iPointArray; // not owned by the class |
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208 const TPoint* iPointList; // not owned by the class |
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209 CGraphicsContext::TFillRule iFillRule; |
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210 TBool iUseFastAlgorithm; |
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211 TInt iNumVertexes; |
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212 TBool iToggler; // used by EAlternate fill-rule |
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213 TInt iNestingLevel; // used by EWinding fill-rule |
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214 TInt iScanLineIntersection; |
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215 TInt iRightMostPixelOnScanLine; |
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216 TInt iFirstVertex; |
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217 TBool iPolygonIsAllHorizontal; |
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218 TInt iFirstScanLine; |
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219 TInt iLastScanLine; |
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220 TInt iCurrentScanLine; |
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221 SFastData iFastData; |
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222 SSlowData iSlowData; |
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223 private: |
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224 friend class TCompareEdgesUpperY; |
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225 friend class TCompareActiveEdgesFirstVertex; |
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226 friend class TCompareScanLineIntersectionsFirstPixel; |
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227 friend class TSwapEdges; |
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228 friend class TSwapActiveEdges; |
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229 friend class TSwapScanLineIntersections; |
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230 }; |
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231 |
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232 class CFbsDevice; |
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233 class TOpenFontCharMetrics; |
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234 class CGraphicsAccelerator; |
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235 class CWsBitmap; |
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236 class MFastBlend; |
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237 |
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238 /** |
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239 Class used to extend the CFbsBitGc class to avoid BC break. Any data member which needs |
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240 to be added in CFbsBitGc should be added to this class. |
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241 @internalAll |
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242 @released |
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243 */ |
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244 class CFbsBitGcExtraData:public CBase |
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245 { |
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246 public: |
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247 CFbsBitGcExtraData(); |
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248 ~CFbsBitGcExtraData(); |
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249 void Reset(); |
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250 inline TInt* PenArray(){return iPenArray;}; |
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251 inline TRgb ShadowColor(){return iShadowColor;} |
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252 inline void SetPenArray(TInt* aPenArray); |
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253 inline void SetShadowColor(const TRgb& aShadowColor); |
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254 inline void ResetPenArray(); |
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255 private: |
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256 TInt* iPenArray; |
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257 TRgb iShadowColor; |
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258 }; |
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259 |
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260 inline void CFbsBitGcExtraData::SetPenArray(TInt* aPenArray) |
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261 { |
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262 delete[] iPenArray; |
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263 iPenArray = aPenArray; |
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264 } |
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265 |
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266 inline void CFbsBitGcExtraData::SetShadowColor(const TRgb& aShadowColor) |
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267 { |
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268 iShadowColor = aShadowColor; |
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269 } |
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270 |
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271 inline void CFbsBitGcExtraData::ResetPenArray() |
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272 { |
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273 delete[] iPenArray; |
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274 iPenArray = NULL; |
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275 } |
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276 |
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277 /** |
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278 Concrete implementation of a bitmapped graphics context. |
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279 |
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280 The class provides new functionality, and implementations of the pure virtual |
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281 functions defined in CGraphicsContext and CBitmapContext. |
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282 @publishedAll |
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283 @released |
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284 */ |
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285 class CFbsBitGc : public CBitmapContext |
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286 { |
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287 public: |
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288 |
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289 |
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290 /** Defines possible rotation values. */ |
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291 enum TGraphicsOrientation |
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292 { |
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293 /** Normal orientation is supported. */ |
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294 EGraphicsOrientationNormal, |
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295 /** A 90 degree rotation is supported. */ |
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296 EGraphicsOrientationRotated90, |
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297 /** A 180 degree rotation is supported. */ |
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298 EGraphicsOrientationRotated180, |
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299 /** A 270 degree rotation is supported. */ |
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300 EGraphicsOrientationRotated270 |
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301 }; |
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302 public: |
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303 IMPORT_C static CFbsBitGc* NewL(); |
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304 IMPORT_C virtual ~CFbsBitGc(); |
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305 IMPORT_C void Activate(CFbsDevice* aDevice); |
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306 IMPORT_C void ActivateNoJustAutoUpdate(CFbsDevice* aDevice); |
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307 IMPORT_C void BitBlt(const TPoint& aPoint,const CFbsBitGc& aGc); |
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308 IMPORT_C void BitBlt(const TPoint& aPoint,const CFbsBitGc& aGc,const TRect& aSourceRect); |
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309 IMPORT_C void BitBlt(const TPoint& aPoint,const CFbsBitmap* aBitmap); |
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310 IMPORT_C void BitBlt(const TPoint& aPoint,const CFbsBitmap* aBitmap,const TRect& aSourceRect); |
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311 IMPORT_C void BitBltMasked(const TPoint& aPoint,const CFbsBitmap* aBitmap,const TRect& aSourceRect,const CFbsBitmap* aMaskBitmap,TBool aInvertMask); |
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312 IMPORT_C void CancelClipping(); |
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313 IMPORT_C void CancelClippingRect(); |
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314 IMPORT_C void CancelClippingRegion(); |
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315 IMPORT_C void Clear(); |
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316 IMPORT_C void Clear(const TRect& aRect); |
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317 IMPORT_C void CopyRect(const TPoint& aOffset,const TRect& aRect); |
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318 IMPORT_C void CopySettings(const CFbsBitGc& aGc); |
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319 IMPORT_C CGraphicsDevice* Device() const; |
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320 IMPORT_C void DiscardBrushPattern(); |
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321 IMPORT_C void DiscardFont(); |
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322 IMPORT_C void DrawArc(const TRect& aRect,const TPoint& aStart,const TPoint& aEnd); |
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323 IMPORT_C void DrawPie(const TRect& aRect,const TPoint& aStart,const TPoint& aEnd); |
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324 IMPORT_C void DrawBitmap(const TPoint& aTopLeft,const CFbsBitmap* aSource); |
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325 IMPORT_C void DrawBitmap(const TRect& aDestRect,const CFbsBitmap* aSource); |
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326 IMPORT_C void DrawBitmap(const TRect& aDestRect,const CFbsBitmap* aSource,const TRect& aSourceRect); |
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327 IMPORT_C void DrawBitmapMasked(const TRect& aDestRect,const CFbsBitmap* aBitmap,const TRect& aSourceRect,const CFbsBitmap* aMaskBitmap,TBool aInvertMask); |
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328 IMPORT_C void DrawBitmapMasked(const TRect& aDestRect,const CWsBitmap* aBitmap,const TRect& aSourceRect,const CWsBitmap* aMaskBitmap,TBool aInvertMask); |
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329 IMPORT_C void DrawRoundRect(const TRect& aRect,const TSize& aEllipse); |
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330 IMPORT_C void DrawPolyLine(const CArrayFix<TPoint>* aPointList); |
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331 IMPORT_C void DrawPolyLineNoEndPoint(const CArrayFix<TPoint>* aPointList); |
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332 IMPORT_C void DrawPolyLine(const TPoint* aPointList,TInt aNumPoints); |
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333 IMPORT_C void DrawPolyLineNoEndPoint(const TPoint* aPointList,TInt aNumPoints); |
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334 IMPORT_C TInt DrawPolygon(const CArrayFix<TPoint>* aPointList,CGraphicsContext::TFillRule aFillRule=CGraphicsContext::EAlternate); |
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335 IMPORT_C TInt DrawPolygon(const TPoint* aPointList,TInt aNumPoints,CGraphicsContext::TFillRule aFillRule=CGraphicsContext::EAlternate); |
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336 IMPORT_C void DrawEllipse(const TRect& aRect); |
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337 IMPORT_C void DrawLine(const TPoint& aStart,const TPoint& aEnd); |
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338 IMPORT_C void DrawLineTo(const TPoint& aPoint); |
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339 IMPORT_C void DrawLineBy(const TPoint& aVector); |
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340 IMPORT_C void DrawRect(const TRect& aRect); |
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341 IMPORT_C void DrawText(const TDesC& aText); |
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342 IMPORT_C void DrawText(const TDesC& aText,const TPoint& aPosition); |
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343 IMPORT_C void DrawText(const TDesC& aText,const TRect& aBox); |
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344 IMPORT_C void DrawText(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,TTextAlign aHrz=ELeft,TInt aMargin=0); |
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345 IMPORT_C void DrawText(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,TInt aTextWidth,TTextAlign aHrz=ELeft,TInt aMargin=0); |
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346 IMPORT_C void DrawTextVertical(const TDesC& aText,TBool aUp); |
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347 IMPORT_C void DrawTextVertical(const TDesC& aText,const TPoint& aPosition,TBool aUp); |
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348 IMPORT_C void DrawTextVertical(const TDesC& aText,const TRect& aBox,TBool aUp); |
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349 IMPORT_C void DrawTextVertical(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,TBool aUp,TTextAlign aVert=ELeft,TInt aMargin=0); |
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350 IMPORT_C void DrawTextVertical(const TDesC& aText,const TRect& aBox,TInt aBaselineOffset,TInt aTextWidth,TBool aUp,TTextAlign aVert=ELeft,TInt aMargin=0); |
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351 IMPORT_C void MapColors(const TRect& aRect,const TRgb* aColors,TInt aNumPairs=2,TBool aMapForwards=ETrue); |
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352 IMPORT_C void MoveTo(const TPoint& aPoint); |
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353 IMPORT_C void MoveBy(const TPoint& aVector); |
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354 IMPORT_C void OrientationsAvailable(TBool aOrientation[4]); |
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355 IMPORT_C void Plot(const TPoint& aPoint); |
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356 IMPORT_C void RectDrawnTo(TRect& aRect); |
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357 IMPORT_C void Reset(); |
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358 IMPORT_C void Resized(); |
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359 IMPORT_C void SetBrushColor(const TRgb& aColor); |
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360 IMPORT_C void SetBrushOrigin(const TPoint& aOrigin); |
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361 IMPORT_C void SetBrushStyle(TBrushStyle aBrushStyle); |
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362 IMPORT_C void SetClippingRegion(const TRegion* aRegion); |
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363 IMPORT_C void SetClippingRect(const TRect& aRect); |
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364 IMPORT_C void SetDitherOrigin(const TPoint& aPoint); |
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365 IMPORT_C void SetDrawMode(TDrawMode); |
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366 IMPORT_C void SetOrigin(const TPoint& aPoint=TPoint(0,0)); |
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367 IMPORT_C void SetPenColor(const TRgb& aColor); |
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368 IMPORT_C void SetPenStyle(TPenStyle); |
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369 IMPORT_C void SetPenSize(const TSize& aSize); |
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370 IMPORT_C void SetCharJustification(TInt aExcessWidth,TInt aNumGaps); |
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371 IMPORT_C void SetWordJustification(TInt aExcessWidth,TInt aNumChars); |
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372 IMPORT_C void SetUnderlineStyle(TFontUnderline aUnderlineStyle); |
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373 IMPORT_C void SetUserDisplayMode(TDisplayMode aDisplayMode); |
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374 IMPORT_C void SetStrikethroughStyle(TFontStrikethrough aStrikethroughStyle); |
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375 IMPORT_C void SetShadowMode(TBool aShadowMode = EFalse); |
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376 inline void SetFadeMode(TBool aFadeMode = EFalse); //Deprecated |
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377 inline void SetFadingParameters(TUint8 aBlackMap = 0); //Deprecated |
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378 IMPORT_C void SetFaded(TBool aFaded); //Virtual from CBitmapContext |
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379 IMPORT_C void SetFadingParameters(TUint8 aBlackMap,TUint8 aWhiteMap); //Virtual from CBitmapContext |
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380 IMPORT_C TBool SetOrientation(TGraphicsOrientation aOrientation); |
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381 IMPORT_C void ShadowArea(const TRegion* aRegion); |
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382 IMPORT_C void FadeArea(const TRegion* aRegion); |
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383 IMPORT_C void UpdateJustification(const TDesC& aText); |
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384 IMPORT_C void UpdateJustificationVertical(const TDesC& aText,TBool aUp); |
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385 IMPORT_C void UseBrushPattern(const CFbsBitmap* aBitmap); |
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386 IMPORT_C TInt UseBrushPattern(TInt aFbsBitmapHandle); |
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387 IMPORT_C void UseFont(const CFont* aFont); |
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388 IMPORT_C TInt UseFont(TInt aFontHandle); |
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389 IMPORT_C void UseFontNoDuplicate(const CFbsBitGcFont* aFont); |
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390 IMPORT_C TBool IsBrushPatternUsed() const; |
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391 IMPORT_C TBool IsFontUsed() const; |
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392 inline static TInt16 Load16(const TUint8* aPtr) { return TInt16(aPtr[0]+(aPtr[1]<<8)); } |
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393 IMPORT_C TInt AlphaBlendBitmaps(const TPoint& aDestPt, |
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394 const CFbsBitmap* aSrcBmp1, |
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395 const CFbsBitmap* aSrcBmp2, |
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396 const TRect& aSrcRect1, |
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397 const TPoint& aSrcPt2, |
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398 const CFbsBitmap* aAlphaBmp, |
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399 const TPoint& aAlphaPt); |
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400 IMPORT_C TInt AlphaBlendBitmaps(const TPoint& aDestPt, |
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401 const CFbsBitmap* aSrcBmp, |
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402 const TRect& aSrcRect, |
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403 const CFbsBitmap* aAlphaBmp, |
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404 const TPoint& aAlphaPt); |
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405 IMPORT_C void ExternalizeL(RWriteStream& aWriteStream); |
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406 IMPORT_C void InternalizeL(RReadStream& aReadStream); |
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407 IMPORT_C TInt SetClippingRegion(const TRegion& aRegion); |
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408 |
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409 IMPORT_C TInt AlphaBlendBitmaps(const TPoint& aDestPt, |
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410 const CWsBitmap* aSrcBmp, |
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411 const TRect& aSrcRect, |
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412 const CWsBitmap* aAlphaBmp, |
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413 const TPoint& aAlphaPt); |
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414 IMPORT_C TRgb BrushColor(); |
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415 IMPORT_C TRgb PenColor(); |
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416 IMPORT_C void ChangeDevice(CFbsDevice* aDevice); |
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417 private: |
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418 CFbsBitGc(); |
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419 void AddRect(const TRect& aRect); |
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420 TBool AnalyseEllipse(const TRect& rc, TPoint& srad, TPoint& erad, TInt& startq, TInt& endq, TBool* quads); |
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421 void BitMultiply(TUint32* aBinaryDataPtr,TInt aBitLength,TInt aMultiplier); |
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422 void CheckDevice() const; |
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423 TBool CheckDevice(const TRect& aRect) const; |
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424 TUint32* ClipBinaryArray(TUint32* aArray,TUint32* aArrayLimit,TInt aArrayWordWd,TInt& aDataWd,TInt& aDataHt,TPoint& aPos); |
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425 void ClipFillLine(TPoint,TPoint); |
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426 void CopyCharWord(TUint32* aBinaryDataPtr,const TUint8* aData,TInt aBitShift); |
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427 void CopyCharLine(TUint32* aBinaryDataPtr,TInt aBufferWords,const TUint8* aData,TInt aBitShift,TInt aCharWidth); |
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428 void DrawText(const TDesC& aText,const TPoint& aPosition,TTextAlign aAlignment, |
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429 CFont::TTextDirection aDirection,const TRect* aBox = NULL); |
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430 void DoBitBlt(const TPoint& aDest,CFbsDevice* aDevice,const TRect& aSourceRect); |
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431 void DoBitBlt(const TPoint& aDest,CBitwiseBitmap* aBitmap,TUint32* aBase,TInt aStride,const TRect& aSourceRect); |
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432 void DoBitBltMasked(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin,TInt aShadowMode); |
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433 void DoBitBltMaskedFlicker(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin,TInt aShadowMode); |
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434 void DoBitBltMaskedNonFlicker(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin,TInt aShadowMode); |
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435 void DoBitBltMaskedNonFlickerSolid(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin,TInt aShadowMode); |
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436 void DoBitBltMaskedNonFlickerPatterned(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin,TInt aShadowMode); |
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437 void DoBitBltAlpha(const TPoint& aDest,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,const TPoint& aDitherOrigin,TInt aShadowMode, TBool aInvertMask); |
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438 void DoBitBltAlpha(const TPoint& aDestPt, |
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439 const CBitwiseBitmap* aSrcBmp1, |
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440 TUint32* aSrcBmpDataAddr1, |
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441 const CBitwiseBitmap* aSrcBmp2, |
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442 TUint32* aSrcBmpDataAddr2, |
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443 const CBitwiseBitmap* aAlphaBmp, |
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444 TUint32* aAlphaBmpDataAddr, |
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445 const TRect& aSrcRect1, |
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446 const TPoint& aSrcPt2, |
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447 const TPoint& aAlphaPt, |
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448 TInt aShadowMode); |
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449 void DoCopyRect(const TPoint&,const TRect&); |
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450 void DoDrawBitmap(const TRect&,CBitwiseBitmap*,TUint32* aBase,TInt aStride,const TRect&,const TPoint& aDitherOrigin); |
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451 void DoDrawBitmapMasked(const TRect& aDestRect,CBitwiseBitmap* aSourceBitmap,TUint32* aSourceBase,const TRect& aSourceRect,CBitwiseBitmap* aMaskBitmap,TUint32* aMaskBase,TBool aInvertMask,const TPoint& aDitherOrigin); |
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452 void DoDrawLine(TPoint aStart,TPoint aEnd,TBool aDrawStartPoint); |
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453 void DoDrawDottedWideLine(const TPoint& pt1,const TPoint& pt2,TBool drawstart,const TRect& screenrect); |
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454 void DoDrawSolidWideLine(const TPoint& pt1,const TPoint& pt2,TBool drawstart,const TRect& screenrect); |
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455 void DoDrawText(CFont::TPositionParam& aParam); |
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456 void DoDrawCharacter(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData); |
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457 void DoDrawTextEx(CFont::TPositionParam& aParam,const CBitmapFont* font); |
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458 void DoDrawCharacterEx(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData, |
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459 TBool aBold,TBool aItalic,TInt aSemiAscent); |
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460 void DoDrawCharacterAntiAliased(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData); |
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461 void DoDrawTextLarge(CFont::TPositionParam& aParam,const CBitmapFont* font); |
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462 void DoDrawCharacterLarge(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData, |
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463 TBool aBold,TBool aItalic,TInt aSemiAscent,TInt aWidthFactor,TInt aHeightFactor); |
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464 void DoDrawCharacterExLarge(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData, |
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465 TBool aBold,TBool aItalic,TInt aSemiAscent,TInt aWidthFactor,TInt aHeightFactor); |
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466 void DoDrawCharacterMultiplied(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData, |
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467 TBool aBold,TBool aItalic,TInt aSemiAscent,TInt aWidthMultiplier,TInt aHeightMultiplier); |
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468 void DoDrawTextVertical(CFont::TPositionParam& aParam,const CBitmapFont* font,TBool aUp); |
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469 void DoDrawCharacterVertical(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData, |
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470 TBool aBold,TBool aItalic,TInt aSemiAscent,TInt aWidthFactor,TInt aHeightFactor,TBool aUp); |
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471 void DoDrawCharacterVerticalAntiAliased(const TPoint& aTopLeft,const TSize& aDataSize,const TUint8* aData,TBool aUp); |
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472 void DoPlot(const TPoint& pt); |
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473 void EllipseFill(const TRect& aRect); |
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474 void EllipseOutline(const TRect& aRect); |
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475 void EllipseOutlineWide(const TRect& aRect); |
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476 void GetStrikethroughMetrics(TInt& aTop,TInt& aBottom); |
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477 void OutputCharLine(TPoint aPrintPos,TUint32* aBuffer,TInt aDataLength,TInt aNum,TBool aBold,TInt aWidthFactor,TInt aHeightFactor); |
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478 void OutputCharLineMultiplied(TPoint aPrintPos,TUint32* aBuffer,TInt aDataLength,TInt aNum,TBool aBold,TInt aWidthMultiplier,TInt aHeightMultiplier); |
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479 void OutputCharLineVertical(TPoint aPrintPos,TUint32* aBuffer,TInt aDataLength,TInt aNum,TBool aBold,TInt aWidthFactor,TInt aHeightFactor,TBool aUp); |
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480 void PenAllocate(); |
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481 void PenDrawClipped(TPoint aPoint); |
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482 void PenDrawDeferred(TPoint aPoint,TInt* aArray,TInt aFirstElement); |
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483 void PieArcOutline(const TRect& aRect,const TPoint& aStartRadius,const TPoint& aEndRadius,TBool aDoPie); |
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484 void PieFill(const TRect& ellrect, const TPoint& aStartIntersect, const TPoint& aEndIntersect, |
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485 TInt aStartQuadrant, TInt aEndQuadrant, const TBool* aQuadrants); |
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486 void PieShell(const TRect& ellrect, const TPoint& startradius, const TPoint& endradius, |
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487 const TBool* quads, TInt startquad, TInt endquad); |
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488 void PieTriangles(TBool aInside,const TPoint& aStart,const TPoint& aEnd); |
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489 void PieSliver(const TRect& ellrect,const TPoint& startradius,const TPoint& endradius,TInt quad); |
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490 void PolyFill(const CArrayFix<TPoint>* aPointList,TFillRule aFillRule); |
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491 void PolyFillLarge(const CArrayFix<TPoint>* aPointList,TFillRule aFillRule); |
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492 void PolyFill(const TPoint* aPointList,TInt aNumPoints,TFillRule aFillRule); |
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493 void PolyFillLarge(const TPoint* aPointList,TInt aNumPoints,TFillRule aFillRule); |
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494 void PolyOutline(const CArrayFix<TPoint>* aPointList); |
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495 void PolyOutline(const TPoint* aPointList,TInt aNumPoints); |
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496 void RectFill(const TRect& aRect); |
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497 void RoundRectFill(const TRect& aRect,TSize aSize); |
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498 void RoundRectOutline(const TRect& aRect,TSize aSize); |
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499 void SetupDevice() const; |
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500 void ShadowFadeArea(const TRegion* aRegion,TInt8 aShadowMode); |
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501 TBool UserClipRect(TRect& aRect); |
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502 CGraphicsAccelerator* GraphicsAccelerator(); |
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503 TUint MemoryOffsetForPixelPitch(TUint aX, TDisplayMode aDisplayMode); |
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504 TUint32* GetScanLineOffsetPtr(CBitwiseBitmap* aSrce, TUint32*& aSlptr, TInt aLength, TPoint aPixel,TUint32* aBase, TLineScanningPosition& aLineScanningPosition, TUint aXOffset); |
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505 void APIExGetUnderlineMetrics(TAny*& aOutput); |
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506 TInt APIExSetShadowColor(TAny* aShadowColor); |
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507 TInt APIExGetShadowColor(TAny*& aShadowColor); |
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508 TInt FastBlendInterface(const CBitwiseBitmap* aSource, const CBitwiseBitmap* aMask, MFastBlend*& aFastBlend) const; |
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509 TInt APIExIsFbsBitGc(TAny*& aIsCFbsBitGc); |
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510 protected: |
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511 /** This function should not be used by externals but must retain the |
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512 same ordinal number to maintain BC, thus is exported.*/ |
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513 IMPORT_C TInt APIExtension(TUid aUid, TAny*& aOutput, TAny* aInput); |
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514 |
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515 private: |
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516 IMPORT_C void Reserved_CGraphicsContext_2(); |
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517 |
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518 IMPORT_C void Reserved_CBitmapContext_1(); |
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519 IMPORT_C void Reserved_CBitmapContext_2(); |
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520 IMPORT_C void Reserved_CBitmapContext_3(); |
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521 |
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522 IMPORT_C virtual void Reserved_CFbsBitGc_1(); |
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523 IMPORT_C virtual void Reserved_CFbsBitGc_2(); |
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524 IMPORT_C virtual void Reserved_CFbsBitGc_3(); |
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525 IMPORT_C virtual void Reserved_CFbsBitGc_4(); |
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526 IMPORT_C virtual void Reserved_CFbsBitGc_5(); |
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527 |
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528 private: |
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529 CFbsBitGcBitmap iBrushBitmap; |
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530 TBool iBrushUsed; |
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531 TRgb iBrushColor; |
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532 TPoint iBrushOrigin; |
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533 TBrushStyle iBrushStyle; |
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534 TRect iClipRect; |
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535 TRegionFix<1> iDefaultRegion; |
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536 const TRegion* iDefaultRegionPtr; |
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537 TRect iUserClipRect; |
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538 CFbsDevice* iDevice; |
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539 TPoint iDitherOrigin; |
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540 TInt iDotLength; |
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541 TInt iDotMask; |
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542 TInt iDotParam; |
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543 TInt iDotDirection; |
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544 TDrawMode iDrawMode; |
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545 TRect iDrawnTo; |
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546 CFbsBitGcFont iFont; |
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547 TInt iCharJustExcess; |
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548 TInt iCharJustNum; |
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549 TInt iWordJustExcess; |
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550 TInt iWordJustNum; |
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551 TPoint iLastPrintPosition; |
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552 TPoint iLinePosition; |
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553 TPoint iOrigin; |
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554 CFbsBitGcExtraData* iFbsBitGcExtraData; |
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555 TRgb iPenColor; |
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556 TPenStyle iPenStyle; |
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557 TSize iPenSize; |
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558 TInt8 iShadowMode; |
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559 TInt8 iAutoUpdateJustification; |
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560 TUint8 iFadeBlackMap; |
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561 TUint8 iFadeWhiteMap; |
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562 TFontStrikethrough iStrikethrough; |
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563 TFontUnderline iUnderline; |
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564 TDisplayMode iUserDisplayMode; |
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565 RRegion iClippingRegion; |
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566 #if defined(__ALLOW_FAST_BLEND_DISABLE__) |
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567 TBool iFastBlendDisabled; |
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568 #endif |
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569 }; |
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570 |
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571 inline void CFbsBitGc::SetFadeMode(TBool aFadeMode /*=EFalse*/) |
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572 {SetFaded(aFadeMode);} |
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573 inline void CFbsBitGc::SetFadingParameters(TUint8 aBlackMap /*=0*/) |
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574 {SetFadingParameters(aBlackMap,255);} //255 is the value of white map when not fading |
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575 |
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576 #endif |