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1 // Copyright (c) 2010 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 /** |
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17 @file |
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18 */ |
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19 |
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20 #include <e32std.h> |
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21 #include <imageconversion.h> |
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22 #include <stdlib.h> |
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23 #include <s32file.h> |
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24 #include "surfaceutility.h" |
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25 |
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26 #ifdef __cplusplus |
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27 extern "C" { |
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28 #endif |
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29 |
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30 WFC_API_CALL WFCNativeStreamType WFC_APIENTRY |
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31 extwfcGetOnScreenStream(WFCDevice dev, WFCContext context) WFC_APIEXIT; |
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32 |
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33 #ifdef __cplusplus |
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34 } |
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35 #endif |
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36 |
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37 CSurfaceUtility::CSurfaceUtility() |
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38 : iSurfaces(NULL) |
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39 { |
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40 } |
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41 |
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42 CSurfaceUtility* CSurfaceUtility::NewL() |
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43 { |
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44 CSurfaceUtility* utility = new (ELeave)CSurfaceUtility(); |
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45 CleanupStack::PushL(utility); |
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46 utility->ConstructL(); |
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47 CleanupStack::Pop(utility); |
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48 return utility; |
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49 } |
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50 |
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51 void CSurfaceUtility::ConstructL() |
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52 { |
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53 TInt r = iManager.Open(); |
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54 if (r != KErrNone) |
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55 { |
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56 LOG(("Surface manager failed to open: %d", r)); |
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57 User::Leave(r); |
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58 } |
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59 |
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60 r = iSurfaceUpdateSession.Connect(); |
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61 if (r != KErrNone) |
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62 { |
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63 LOG(("Failed to connect to update server: %d", r)); |
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64 User::Leave(r); |
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65 } |
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66 } |
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67 |
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68 CSurfaceUtility::~CSurfaceUtility() |
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69 { |
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70 DestroyAll(); |
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71 |
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72 iSurfaces.Close(); |
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73 |
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74 iManager.Close(); |
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75 |
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76 iSurfaceUpdateSession.Close(); |
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77 } |
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78 |
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79 TBool CSurfaceUtility::DestroyAll() |
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80 { |
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81 TInt err = KErrNone; |
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82 TInt jj = iSurfaces.Count() - 1; |
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83 if (jj<0) |
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84 return EFalse; |
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85 for (; jj >= 0; jj--) |
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86 { |
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87 err = iManager.CloseSurface(iSurfaces[jj]); |
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88 if (err!=KErrNone) |
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89 { |
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90 LOG(("Error closing surface: 0x%X\n", err)); |
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91 } |
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92 TInt offset; |
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93 err = iManager.GetBufferOffset(iSurfaces[jj],0,offset); |
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94 if (err==KErrNone) |
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95 { |
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96 LOG(("Error: closed surface still accessible: index %i surface %08X %08X %08X %08X\n", jj, iSurfaces[jj])); |
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97 } |
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98 } |
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99 iSurfaces.Reset(); |
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100 return ETrue; |
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101 } |
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102 |
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103 /*************************************** |
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104 * The aim of the THeapSurfaceArray is to locally switch in the specified heap for any array operation |
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105 ***************************************/ |
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106 |
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107 CSurfaceUtility::RHeapSurfaceArray::RHeapSurfaceArray(RHeapSurfaceArray* aUseExternalArray) |
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108 : iUseArray(aUseExternalArray?aUseExternalArray->iUseArray:&this->iLocalArray), |
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109 iExternalHeapRef(aUseExternalArray?aUseExternalArray->iExternalHeapRef:User::Heap()) |
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110 { |
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111 |
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112 } |
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113 /************************************ |
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114 * The following methods have been used by the surfaceutility... some require the heap wrapping, and some don't |
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115 * Three strategies are needed for 7 methods... |
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116 * Some methods only read the existing objects, so don't need a heap swap at all |
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117 * Leaving methods have to use PopAndDestroy strategy to restore the heap on leaving or success |
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118 * Non-leaving methods must not call PushL, so directly make SwitchHeap calls! |
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119 ************************************/ |
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120 |
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121 // PopAndDestroy method to restore the heap |
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122 /*static*/ void CSurfaceUtility::RHeapSurfaceArray::PopHeap(void* aHeapPtr) |
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123 { |
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124 RHeap* heapPtr=(RHeap*)aHeapPtr; |
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125 User::SwitchHeap(heapPtr); |
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126 } |
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127 |
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128 TSurfaceId& CSurfaceUtility::RHeapSurfaceArray::operator[](TUint aIndex) |
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129 { |
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130 return iUseArray->operator[](aIndex); |
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131 } |
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132 |
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133 // Close only closes the local array, while Reset resets the active array (may be external) |
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134 void CSurfaceUtility::RHeapSurfaceArray::Close() |
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135 { |
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136 iLocalArray.Close(); |
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137 } |
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138 |
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139 TInt CSurfaceUtility::RHeapSurfaceArray::Count() const |
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140 { |
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141 return iUseArray->Count(); |
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142 } |
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143 |
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144 // Close only closes the local array, while Reset resets the active array (may be external) |
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145 inline void CSurfaceUtility::RHeapSurfaceArray::Reset() |
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146 { |
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147 iUseArray->Reset(); |
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148 } |
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149 |
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150 void CSurfaceUtility::RHeapSurfaceArray::AppendL(const TSurfaceId &anEntry) |
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151 { |
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152 iUseArray->AppendL(anEntry); |
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153 } |
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154 |
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155 TInt CSurfaceUtility::RHeapSurfaceArray::Find(const TSurfaceId &anEntry) const |
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156 { |
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157 return iUseArray->Find(anEntry); |
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158 } |
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159 |
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160 void CSurfaceUtility::RHeapSurfaceArray::Remove(TInt anIndex) |
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161 { |
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162 iUseArray->Remove(anIndex); |
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163 } |
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164 |
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165 /** |
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166 Cleanup stack helper object, holding references to both utility and surface, so |
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167 that the standard Close() semantics can be used. |
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168 */ |
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169 class TSurfaceCleanup |
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170 { |
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171 public: |
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172 TSurfaceCleanup(CSurfaceUtility& aUtility, TSurfaceId& aSurface) |
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173 : iUtility(aUtility), iSurface(aSurface) |
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174 {} |
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175 void Close() |
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176 { |
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177 // Removes the surface from the list of surfaces to clean up, and closes |
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178 // the surface reference. |
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179 iUtility.DestroySurface(iSurface); |
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180 } |
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181 private: |
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182 CSurfaceUtility& iUtility; |
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183 TSurfaceId& iSurface; |
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184 }; |
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185 |
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186 /** |
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187 Get the size of a surface. |
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188 |
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189 @param aSurface The surface to get the size for. |
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190 @return The size in pixels, or empty on failure. |
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191 */ |
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192 TSize CSurfaceUtility::SurfaceSize(const TSurfaceId& aSurface) |
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193 { |
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194 RSurfaceManager::TInfoBuf infoBuf; |
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195 RSurfaceManager::TSurfaceInfoV01& info = infoBuf(); |
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196 |
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197 if (iManager.SurfaceInfo(aSurface, infoBuf) == KErrNone) |
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198 { |
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199 return info.iSize; |
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200 } |
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201 |
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202 return TSize(); |
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203 } |
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204 |
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205 /** |
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206 Create a surface using the surface manager. |
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207 |
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208 Stores the ID for tear down, as well as returning it. |
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209 |
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210 @param aSize Dimensions of the surface. |
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211 @param aPixelFormat UID of the pixel format. |
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212 @param aStride Stride value for the surface (usually bytes per pixel * width) |
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213 @param aContiguous Contiguous flag for creating surfaces |
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214 @param aBuffers Number of buffers in the surface |
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215 @leave May leave due to lack of memory. |
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216 @return New surface's ID. |
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217 */ |
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218 TSurfaceId CSurfaceUtility::CreateSurfaceL(const TSize& aSize, TUidPixelFormat aPixelFormat, TInt aStride, TBool aContiguous, TInt aBuffers) |
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219 { |
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220 RSurfaceManager::TSurfaceCreationAttributesBuf bf; |
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221 RSurfaceManager::TSurfaceCreationAttributes& b = bf(); |
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222 if (aStride<aSize.iWidth*BytesPerPixelL(aPixelFormat)) |
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223 { |
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224 User::Leave(KErrOverflow); |
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225 } |
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226 b.iSize.iWidth = aSize.iWidth; |
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227 b.iSize.iHeight = aSize.iHeight; |
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228 b.iBuffers = aBuffers; // number of buffers in the surface |
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229 b.iPixelFormat = aPixelFormat; |
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230 b.iStride = aStride; // Number of bytes between start of one line and start of next |
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231 b.iOffsetToFirstBuffer = 0; // way of reserving space before the surface pixel data |
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232 b.iAlignment = 4; // alignment, 1,2,4,8 byte aligned |
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233 b.iContiguous = aContiguous; |
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234 b.iMappable = ETrue; |
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235 |
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236 TSurfaceId surface = TSurfaceId::CreateNullId(); |
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237 |
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238 User::LeaveIfError(iManager.CreateSurface(bf, surface)); |
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239 iSurfaces.AppendL(surface); |
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240 return surface; |
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241 } |
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242 |
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243 /** |
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244 A helper function that returns the bytes per pixel for a given pixel format uid |
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245 |
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246 @param aPixelFormat Pixel format UID to convert |
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247 @return The bytes per pixel |
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248 */ |
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249 TInt CSurfaceUtility::BytesPerPixelL(TUidPixelFormat aPixelFormat) |
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250 { |
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251 TInt bytesPerPixel = 0; |
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252 switch (aPixelFormat) |
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253 { |
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254 case EUidPixelFormatXRGB_8888: |
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255 case EUidPixelFormatARGB_8888: |
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256 case EUidPixelFormatARGB_8888_PRE: |
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257 { |
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258 bytesPerPixel = 4; |
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259 break; |
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260 } |
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261 case EUidPixelFormatXRGB_4444: |
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262 case EUidPixelFormatARGB_4444: |
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263 case EUidPixelFormatRGB_565: |
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264 { |
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265 bytesPerPixel = 2; |
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266 break; |
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267 } |
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268 default: |
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269 { |
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270 User::Leave(KErrNotSupported); |
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271 break; |
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272 } |
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273 } |
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274 return bytesPerPixel; |
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275 } |
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276 |
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277 /** |
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278 Fill buffer 0 of the given surface with a color. |
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279 |
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280 @param aSurface The surface to be filled. |
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281 @param aColor The color to fill it with. |
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282 */ |
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283 void CSurfaceUtility::FillSurfaceL(TSurfaceId& aSurface, const TRgb& aColor) |
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284 { |
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285 FillSurfaceL(aSurface, 0, aColor); |
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286 } |
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287 |
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288 /** |
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289 Fill a specified buffer number of the given surface with a color. |
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290 |
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291 @param aSurface The surface to be filled. |
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292 @param aBuffer The buffer to fill. |
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293 @param aColor The color to fill it with. |
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294 */ |
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295 void CSurfaceUtility::FillSurfaceL(TSurfaceId& aSurface, TInt aBuffer, const TRgb& aColor) |
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296 { |
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297 RSurfaceManager::TInfoBuf infoBuf; |
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298 RSurfaceManager::TSurfaceInfoV01& info = infoBuf(); |
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299 |
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300 User::LeaveIfError(iManager.SurfaceInfo(aSurface, infoBuf)); |
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301 TUint32 color = 0; |
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302 TBool use16 = EFalse; |
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303 TInt numBuffers = info.iBuffers; |
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304 if (aBuffer < 0 || aBuffer >= numBuffers) |
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305 { |
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306 User::Leave(KErrArgument); |
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307 } |
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308 |
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309 if (info.iSize.iHeight<0 || info.iSize.iWidth<0 || info.iStride<0) |
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310 { |
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311 User::Leave(KErrCorrupt); |
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312 } |
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313 if (info.iSize.iHeight==0 || info.iSize.iWidth==0 || info.iStride==0) |
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314 { |
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315 User::Leave(KErrNotReady); |
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316 } |
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317 |
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318 switch (info.iPixelFormat) |
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319 { |
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320 case EUidPixelFormatXRGB_8888: |
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321 { |
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322 color = aColor.Color16MU(); |
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323 break; |
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324 } |
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325 case EUidPixelFormatARGB_8888: |
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326 { |
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327 color = aColor.Color16MA(); |
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328 break; |
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329 } |
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330 case EUidPixelFormatARGB_8888_PRE: |
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331 { |
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332 color = aColor.Color16MAP(); |
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333 break; |
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334 } |
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335 case EUidPixelFormatXRGB_4444: |
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336 case EUidPixelFormatARGB_4444: |
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337 { |
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338 color = aColor.Color4K(); |
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339 use16 = ETrue; |
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340 break; |
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341 } |
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342 case EUidPixelFormatRGB_565: |
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343 { |
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344 color = aColor.Color64K(); |
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345 use16 = ETrue; |
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346 break; |
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347 } |
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348 default: |
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349 { |
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350 User::Leave(KErrNotSupported); |
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351 break; |
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352 } |
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353 } |
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354 |
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355 RChunk chunk; |
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356 User::LeaveIfError(iManager.MapSurface(aSurface, chunk)); |
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357 CleanupClosePushL(chunk); |
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358 |
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359 TInt offsetToBuffer; |
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360 User::LeaveIfError(iManager.GetBufferOffset(aSurface, aBuffer, offsetToBuffer)); |
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361 TUint8* surfacePtr = chunk.Base() + offsetToBuffer; |
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362 TUint8* linePtr = surfacePtr; |
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363 |
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364 if (use16) |
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365 { |
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366 if ( info.iSize.iWidth*2>info.iStride) |
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367 { |
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368 User::Leave(KErrOverflow); |
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369 } |
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370 TUint16* ptr = reinterpret_cast<TUint16*>(surfacePtr); |
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371 |
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372 // Fill first line |
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373 for (TInt xx = 0; xx < info.iSize.iWidth; xx++) |
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374 { |
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375 ptr[xx] = (TUint16)color; |
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376 } |
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377 } |
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378 else |
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379 { |
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380 if ( info.iSize.iWidth*4>info.iStride) |
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381 { |
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382 User::Leave(KErrOverflow); |
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383 } |
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384 TUint32* ptr = reinterpret_cast<TUint32*>(surfacePtr); |
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385 |
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386 // Fill first line |
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387 for (TInt xx = 0; xx < info.iSize.iWidth; xx++) |
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388 { |
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389 ptr[xx] = color; |
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390 } |
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391 } |
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392 |
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393 // Now copy that to the other lines |
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394 for (TInt yy = 1; yy < info.iSize.iHeight; yy++) |
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395 { |
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396 linePtr += info.iStride; |
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397 Mem::Copy(linePtr, surfacePtr, info.iSize.iWidth * BytesPerPixelL(info.iPixelFormat)); |
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398 } |
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399 |
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400 CleanupStack::PopAndDestroy(/* chunk */); |
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401 } |
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402 |
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403 /** |
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404 Destroy a surface. |
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405 |
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406 As well as destroying the surface, it is removed from the set held for |
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407 destruction during tear down. |
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408 |
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409 @param aSurface The surface to be destroyed. |
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410 */ |
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411 void CSurfaceUtility::DestroySurface(TSurfaceId& aSurface) |
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412 { |
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413 TInt index = iSurfaces.Find(aSurface); |
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414 |
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415 if (index != KErrNotFound) |
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416 { |
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417 iSurfaces.Remove(index); |
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418 } |
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419 |
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420 TInt err = iManager.CloseSurface(aSurface); |
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421 if (err!=KErrNone) |
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422 LOG(("Error closing surfaces: 0x%X\n", err)); |
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423 } |
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424 |
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425 /** |
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426 Get surface header information |
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427 |
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428 @param aSurface A surface to get the header info from. |
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429 @param aInfo Returned package info of the surface header. |
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430 |
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431 @return KErrNone if successful, KErrArgument if the surface ID does not refer to a surface, |
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432 KErrAccessDenied if the surface is not open in the current process, otherwise a system wide |
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433 error code. |
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434 */ |
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435 TInt CSurfaceUtility::GetHeader(const TSurfaceId& aSurface, RSurfaceManager::TInfoBuf& aInfo) |
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436 { |
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437 return iManager.SurfaceInfo(aSurface, aInfo); |
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438 } |
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439 |
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440 /** |
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441 Get buffer pointer to a surface |
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442 |
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443 @param aSurface Surface of the buffer pointer. |
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444 @param aNumOfBuffer A number of buffer. |
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445 @param aChunk A chunk of memory. |
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446 |
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447 @return A buffer pointer of the surface. |
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448 */ |
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449 TUint8* CSurfaceUtility::GetBufferPointerL(const TSurfaceId& aSurface, TInt aNumOfBuffer, RChunk& aChunk) |
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450 { |
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451 TInt offsetToBuffer; |
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452 User::LeaveIfError(iManager.MapSurface(aSurface, aChunk)); |
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453 User::LeaveIfError(iManager.GetBufferOffset(aSurface, aNumOfBuffer, offsetToBuffer)); |
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454 TUint8* surfacePtr = aChunk.Base() + offsetToBuffer; |
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455 return surfacePtr; |
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456 } |
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457 |
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458 /** |
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459 Get pixel color at a position. |
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460 |
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461 @param aInfo Package info of a surface. |
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462 @param aPixelData Surface buffer pointer. |
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463 @param aPosition Position of the pixel. |
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464 |
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465 @return Color of the pixel position. |
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466 */ |
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467 TRgb CSurfaceUtility::GetPixelL(RSurfaceManager::TInfoBuf& aInfo, TAny* aPixelData, TPoint aPosition) |
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468 { |
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469 RSurfaceManager::TSurfaceInfoV01& info = aInfo(); |
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470 TInt stride = info.iStride; |
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471 TUidPixelFormat pixelFormat = info.iPixelFormat; |
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472 TInt bytesPerPixel = BytesPerPixelL(pixelFormat); |
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473 TInt pixelStride = stride / bytesPerPixel; |
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474 TUint pixel = aPosition.iY * pixelStride + aPosition.iX; |
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475 TUint* pixels = reinterpret_cast< TUint* >( aPixelData ); |
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476 TRgb colour; |
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477 colour.SetInternal(pixels[ pixel ]); |
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478 return colour; |
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479 } |
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480 |
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481 /** |
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482 Check pixel color within a rectangle is as expected. |
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483 It checks every color channel of every pixel within the rectangle. |
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484 |
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485 @param aSurface The surface to be checked. |
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486 @param aRect The rectangle for pixel checking. |
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487 @param aNumOfBuffer Number of buffer. |
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488 @param aExpectedColor The expected color. |
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489 @param aTolerance A tolerance value. |
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490 |
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491 @return EFalse if a color channel of a pixel is outside the tolerance range. |
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492 ETrue if all pixel colors are within the tolerance range. |
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493 */ |
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494 TBool CSurfaceUtility::CheckRectColor(const TSurfaceId& aSurface, TRect& aRect, TInt aNumOfBuffer, const TRgb& aExpectedColor, TInt aTolerance) |
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495 { |
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496 RSurfaceManager::TInfoBuf infoBuf; |
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497 RSurfaceManager::TSurfaceInfoV01& info = infoBuf(); |
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498 TInt error = GetHeader(aSurface, infoBuf); |
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499 if (error != KErrNone) |
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500 { |
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501 RDebug::Printf("Line %d GetHeader failed",__LINE__); |
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502 return EFalse; |
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503 } |
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504 |
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505 RChunk chunk; |
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506 TUint8* surfacePtr = NULL; |
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507 TRAP_IGNORE(surfacePtr = GetBufferPointerL(aSurface, aNumOfBuffer, chunk)); |
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508 if (!surfacePtr) |
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509 { |
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510 RDebug::Printf("Line %d GetBufferPointerL failed",__LINE__); |
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511 return EFalse; |
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512 } |
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513 |
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514 TRgb color; |
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515 // Check every colour channel of every pixel is within the tolerance |
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516 for (TInt ii = aRect.iTl.iX; ii < aRect.iBr.iX; ++ii) |
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517 { |
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518 for (TInt jj = aRect.iTl.iY; jj < aRect.iBr.iY; ++jj) |
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519 { |
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520 color = GetPixelL(infoBuf, surfacePtr, TPoint(ii, jj)); |
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521 TBool checkR = (color.Red() <= (aExpectedColor.Red() + aTolerance) && color.Red() >= (aExpectedColor.Red() - aTolerance)); |
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522 TBool checkG = (color.Green() <= (aExpectedColor.Green() + aTolerance) && color.Green() >= (aExpectedColor.Green() - aTolerance)); |
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523 TBool checkB = (color.Blue() <= (aExpectedColor.Blue() + aTolerance) && color.Blue() >= (aExpectedColor.Blue() - aTolerance)); |
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524 if (!checkR || !checkG || !checkB) |
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525 { |
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526 RDebug::Printf("At x=%d y=%d CheckRectColor has failed:",ii,jj); |
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527 RDebug::Printf("Expected Red %d - Actual Red %d",aExpectedColor.Red(),color.Red()); |
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528 RDebug::Printf("Expected Green %d - Actual Green %d",aExpectedColor.Green(),color.Green()); |
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529 RDebug::Printf("Expected Blue %d - Actual Blue %d",aExpectedColor.Blue(),color.Blue()); |
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530 return EFalse; |
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531 } |
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532 } |
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533 } |
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534 return ETrue; |
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535 } |
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536 |
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537 /** |
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538 Save on screen image to a .tga file |
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539 |
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540 @param aSurface A surface to be saved |
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541 @param aBufferNumber The surface's buffer number |
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542 @param aDestination The path and name of the tga to save eg c:\\test\\img\\image1.tga |
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543 @return ETrue on successful calls |
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544 Fails if GetBufferPointerL returns NULL pointer |
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545 */ |
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546 TBool CSurfaceUtility::SaveResultImageTGAL(const TSurfaceId& aSurface, TInt aBufferNumber, TDesC& aDestination) |
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547 { |
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548 RSurfaceManager::TInfoBuf infoBuf; |
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549 RSurfaceManager::TSurfaceInfoV01& info = infoBuf(); |
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550 User::LeaveIfError(GetHeader(aSurface, infoBuf)); |
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551 TInt stride = info.iStride; |
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552 TSize surfaceSize = info.iSize; |
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553 TUidPixelFormat pixelFormat = info.iPixelFormat; |
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554 TInt bytesPerPixel = BytesPerPixelL(pixelFormat); |
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555 TInt widthInBytes = surfaceSize.iWidth * bytesPerPixel; |
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556 |
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557 RFs fs; |
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558 User::LeaveIfError(fs.Connect()); |
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559 CleanupClosePushL(fs); |
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560 |
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561 // Create image file |
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562 RFileWriteStream fstream; |
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563 User::LeaveIfError(fstream.Replace(fs, aDestination, EFileShareAny|EFileWrite)); |
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564 CleanupClosePushL(fstream); |
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565 |
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566 // Write header |
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567 fstream.WriteUint8L(0); // ID Length |
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568 fstream.WriteUint8L(0); // Color map type |
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569 fstream.WriteUint8L(2); // Image type - Uncompressed, True-color Image |
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570 fstream.WriteUint32L(0); // Color map specification 5 bytes |
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571 fstream.WriteUint8L(0); // Color map specification |
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572 fstream.WriteUint32L(0); // Image specification - origin of image |
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573 fstream.WriteUint16L(static_cast<TUint16>(surfaceSize.iWidth)); // Image specification - Image width |
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574 fstream.WriteUint16L(static_cast<TUint16>(surfaceSize.iHeight)); // Image specification - Image height |
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575 fstream.WriteUint8L(32); // Image specification - Pixel Depth (bits per pixel) |
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576 fstream.WriteUint8L(1 << 5); // Image specification - Image Descriptor, Screen destination of first pixel is top left |
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577 |
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578 RChunk chunk; |
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579 TUint8* surfacePtr = GetBufferPointerL(aSurface, aBufferNumber, chunk); |
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580 if(surfacePtr == NULL) |
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581 { |
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582 CleanupStack::PopAndDestroy(2); |
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583 return EFalse; |
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584 } |
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585 |
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586 // Write image line by line |
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587 for(TInt ii = 0; ii < surfaceSize.iHeight; ++ii) |
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588 { |
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589 fstream.WriteL(surfacePtr, widthInBytes); |
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590 surfacePtr += stride; |
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591 } |
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592 |
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593 fstream.CommitL(); |
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594 chunk.Close(); |
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595 CleanupStack::PopAndDestroy(2); |
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596 |
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597 return ETrue; |
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598 } |
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599 |
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600 /** |
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601 Create directory for images to be saved |
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602 |
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603 @param aDir Directory for images to be saved |
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604 @return ETrue on success |
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605 */ |
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606 TBool CSurfaceUtility::CreateImagePath(TDesC& aDir) |
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607 { |
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608 RFs fs; |
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609 TInt err = fs.Connect(); |
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610 if (err == KErrNone) |
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611 { |
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612 err = fs.MkDirAll(aDir); |
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613 if (err == KErrAlreadyExists) |
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614 { |
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615 err = KErrNone; |
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616 } |
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617 fs.Close(); |
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618 } |
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619 return (err == KErrNone); |
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620 } |
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621 |
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622 /** |
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623 Submit an update to a surface to the update server. |
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624 |
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625 @param aSurface The surface which has been updated. |
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626 @param aRegion The area of the surface affected, or NULL for all of it. |
|
627 */ |
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628 TInt CSurfaceUtility::SubmitUpdate(const TSurfaceId& aSurface,TInt aBufferNumber, const TRegion* aRegion) |
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629 { |
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630 if (!iSurfaceUpdateSession.Handle()) |
|
631 { |
|
632 iSurfaceUpdateSession.Connect(); |
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633 } |
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634 if (!iSurfaceUpdateSession.Handle()) |
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635 { |
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636 LOG(("Error - SUS client not started!")); |
|
637 return KErrNotReady; |
|
638 } |
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639 else |
|
640 { |
|
641 TInt err =iSurfaceUpdateSession.SubmitUpdate(KAllScreens, aSurface, aBufferNumber, aRegion); |
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642 if (err!=KErrNone) |
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643 LOG(("Error submitting update: 0x%X\n", err)); |
|
644 return err; |
|
645 } |
|
646 } |
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647 |
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648 void CSurfaceUtility::NotifyWhenDisplayed(TRequestStatus& aStatusDisplayed, TTimeStamp& aTimeStamp) |
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649 { |
|
650 iSurfaceUpdateSession.NotifyWhenDisplayed(aStatusDisplayed, aTimeStamp); |
|
651 } |
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652 |
|
653 void CSurfaceUtility::NotifyWhenDisplayedXTimes(TInt aCount, TRequestStatus& aStatusDisplayedX) |
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654 { |
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655 iSurfaceUpdateSession.NotifyWhenDisplayedXTimes(aCount, aStatusDisplayedX); |
|
656 } |
|
657 |
|
658 void CSurfaceUtility::NotifyWhenAvailable(TRequestStatus& aStatusAvailable) |
|
659 { |
|
660 iSurfaceUpdateSession.NotifyWhenAvailable(aStatusAvailable); |
|
661 } |
|
662 |
|
663 SymbianStreamType CSurfaceUtility::GetOnScreenStream(WFCDevice aDev, WFCContext aContext) |
|
664 { |
|
665 return reinterpret_cast<SymbianStreamType>(wfcGetOnScreenStream(aDev, aContext)); |
|
666 } |
|
667 |
|
668 |
|
669 |