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3975
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1 #include "dsa.h"
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2 #include "sdlepocapi.h"
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3 #include <cdsb.h>
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4
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5 LOCAL_C TInt BytesPerPixel(TDisplayMode aMode)
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6 {
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7 return ((TDisplayModeUtils::NumDisplayModeBitsPerPixel(aMode) - 1) >> 3) + 1;
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8 }
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9
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10
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11 ////////////////////////////////////////////////////////////////////////////////////////////////
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12
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13 NONSHARABLE_CLASS(CDsaA) : public CDsa
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14 {
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15 public:
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16 CDsaA(RWsSession& aSession);
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17 private:
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18 ~CDsaA();
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19 TUint8* LockSurface();
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20 void UnlockHWSurfaceRequestComplete();
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21 void UnlockHwSurface();
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22 void CreateSurfaceL();
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23 void Wipe(TInt aLength);
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24 void RecreateL();
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25 void Free();
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26 TInt ExternalUpdate() {return 0;}
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27 private:
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28 CFbsBitmap* iBmp;
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29 };
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30
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31
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32 CDsaA::CDsaA(RWsSession& aSession) : CDsa(aSession)
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33 {
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34 }
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35
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36 void CDsaA::Free()
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37 {
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38 delete iBmp;
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39 iBmp = NULL;
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40 }
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41
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42 CDsaA::~CDsaA()
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43 {
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44 __ASSERT_DEBUG(iBmp == NULL, PANIC(KErrNotReady));
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45 }
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46
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47 TUint8* CDsaA::LockSurface()
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48 {
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49 iBmp->LockHeap();
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50 return reinterpret_cast<TUint8*>(iBmp->DataAddress());
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51 }
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52
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53 void CDsaA::UnlockHWSurfaceRequestComplete()
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54 {
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55 PANIC(KErrNotSupported);
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56 }
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57
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58 void CDsaA::UnlockHwSurface()
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59 {
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60 iBmp->UnlockHeap();
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61 SetUpdating(EFalse);
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62 Dsa().Gc()->BitBlt(HwRect().iTl, iBmp);
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63 Dsa().ScreenDevice()->Update();
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64 }
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65
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66 void CDsaA::CreateSurfaceL()
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67 {
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68 delete iBmp;
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69 iBmp = NULL;
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70 iBmp = new (ELeave) CFbsBitmap();
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71 User::LeaveIfError(iBmp->Create(HwRect().Size(), DisplayMode()));
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72 }
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73
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74 void CDsaA::Wipe(TInt aLength) //dont call in drawing
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75 {
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76 iBmp->LockHeap();
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77 Mem::FillZ(iBmp->DataAddress(), aLength);
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78 iBmp->UnlockHeap();
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79 }
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80
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81 void CDsaA::RecreateL()
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82 {
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83 }
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84
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85 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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86
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87 NONSHARABLE_CLASS(MDsbObs)
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88 {
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89 public:
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90 virtual void SurfaceReady() = 0;
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91 virtual CDirectScreenBitmap& Dsb() = 0;
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92 };
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93
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94 NONSHARABLE_CLASS(CDsbSurface) : public CActive
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95 {
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96 public:
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97 CDsbSurface(MDsbObs& aDsb);
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98 TUint8* Address();
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99 void Complete();
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100 ~CDsbSurface();
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101 private:
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102 void RunL();
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103 void DoCancel();
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104 private:
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105 MDsbObs& iDsb;
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106 TUint8* iAddress;
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107 };
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108
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109 CDsbSurface::CDsbSurface(MDsbObs& aDsb) : CActive(CActive::EPriorityHigh) , iDsb(aDsb)
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110 {
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111 CActiveScheduler::Add(this);
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112 }
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113
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114 CDsbSurface::~CDsbSurface()
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115 {
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116 Cancel();
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117 }
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118
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119 void CDsbSurface::Complete()
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120 {
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121 if(iAddress != NULL && !IsActive())
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122 {
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123 iAddress = NULL;
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124 SetActive();
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125 iDsb.Dsb().EndUpdate(iStatus);
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126 }
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127 }
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128
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129 TUint8* CDsbSurface::Address()
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130 {
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131 if(iAddress == NULL && !IsActive())
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132 {
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133 TAcceleratedBitmapInfo info;
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134 if(KErrNone == iDsb.Dsb().BeginUpdate(info))
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135 iAddress = info.iAddress;
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136 }
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137 return iAddress;
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138 }
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139
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140 void CDsbSurface::RunL()
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141 {
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142 iDsb.SurfaceReady();
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143 }
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144
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145 void CDsbSurface::DoCancel()
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146 {
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147 //empty
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148 }
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149
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150 NONSHARABLE_CLASS(CDsaB) : public CDsa, public MDsbObs
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151 {
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152 public:
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153 CDsaB(RWsSession& aSession);
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154 private:
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155 ~CDsaB();
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156 TUint8* LockSurface();
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157 void UnlockHWSurfaceRequestComplete();
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158 void UnlockHwSurface();
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159 void CreateSurfaceL();
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160 void Wipe(TInt aLength);
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161 void RecreateL();
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162 void ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice);
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163 void Free();
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164 CDirectScreenBitmap& Dsb();
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165 void SurfaceReady();
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166 TInt ExternalUpdate() {return 0;}
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167 private:
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168 CDsbSurface* iSurface1;
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169 CDsbSurface* iSurface2;
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170 CDirectScreenBitmap* iDsb;
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171 };
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172
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173 CDsaB::CDsaB(RWsSession& aSession) : CDsa(aSession)
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174 {
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175 }
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176
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177 void CDsaB::Free()
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178 {
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179 }
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180
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181 void CDsaB::UnlockHWSurfaceRequestComplete()
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182 {
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183 iSurface1->Complete();
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184 iSurface2->Complete();
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185 }
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186
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187 void CDsaB::CreateSurfaceL()
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188 {
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189 }
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190
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191 void CDsaB::Wipe(TInt aLength) //dont call in drawing
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192 {
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193 TUint8* addr = LockSurface();
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194 if(addr != NULL)
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195 {
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196 Mem::FillZ(addr, aLength);
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197 UnlockHwSurface();
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198 }
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199 }
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200
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201 void CDsaB::UnlockHwSurface()
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202 {
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203 EpocSdlEnv::Request(CDsa::ERequestUpdate);
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204 }
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205
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206 TUint8* CDsaB::LockSurface()
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207 {
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208 TUint8* addr = iSurface1->Address();
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209 if(addr == NULL)
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210 addr = iSurface2->Address();
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211 SetUpdating(addr == NULL);
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212 return addr;
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213 }
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214
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215 void CDsaB::SurfaceReady()
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216 {
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217 SetUpdating(EFalse);
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218 }
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219
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220 CDirectScreenBitmap& CDsaB::Dsb()
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221 {
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222 return *iDsb;
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223 }
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224
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225 void CDsaB::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice)
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226 {
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227 if(iDsb == NULL)
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228 iDsb = CDirectScreenBitmap::NewL();
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229 CDsa::ConstructL(aWindow, aDevice);
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230 iSurface1 = new (ELeave) CDsbSurface(*this);
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231 iSurface2 = new (ELeave) CDsbSurface(*this);
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232 }
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233
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234 CDsaB::~CDsaB()
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235 {
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236 delete iSurface1;
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237 delete iSurface2;
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238 delete iDsb;
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239 }
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240
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241 void CDsaB::RecreateL()
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242 {
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243 iDsb->Close();
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244 iDsb->Create(HwRect(), CDirectScreenBitmap::EDoubleBuffer);
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245 }
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246
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247 /////////////////////////////////////////////////////////////////////////////////////////////////////
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248
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249
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250 TSize CDsa::WindowSize() const
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251 {
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252 TSize size = HwRect().Size();
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253 if(iStateFlags & EOrientation90)
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254 {
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255 const TInt tmp = size.iWidth;
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256 size.iWidth = size.iHeight;
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257 size.iHeight = tmp;
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258 }
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259 return size;
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260 }
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261
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262 void CDsa::SetSuspend()
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263 {
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264 iStateFlags |= ESdlThreadSuspend;
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265 }
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266
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267 void CDsa::ReleaseStop()
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268 {
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269 iStateFlags &= ~ESdlThreadExplicitStop;
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270 }
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271
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272
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273 TBool CDsa::Stopped() const
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274 {
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275 return (iStateFlags & ESdlThreadExplicitStop);
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276 }
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277
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278 void CDsa::SetOrientation(CSDL::TOrientationMode aOrientation)
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279 {
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280 TInt flags = 0;
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281 switch(aOrientation)
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282 {
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283 case CSDL::EOrientation90:
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284 flags = EOrientation90;
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285 break;
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286 case CSDL::EOrientation180:
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287 flags = EOrientation180;
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288 break;
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289 case CSDL::EOrientation270:
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290 flags = EOrientation90 | EOrientation180;
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291 break;
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292 case CSDL::EOrientation0:
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293 flags = 0;
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294 break;
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295 }
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296 if(flags != (iStateFlags & EOrientationFlags))
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297 {
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298 iStateFlags |= EOrientationChanged;
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299 iNewFlags = flags; //cannot be set during drawing...
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300 }
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301 }
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302
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303 CDsa::~CDsa()
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304 {
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305 if(iDsa != NULL)
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306 {
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307 iDsa->Cancel();
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308 }
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309 delete iDsa;
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310 User::Free(iLut256);
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311 }
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312
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313 void CDsa::ConstructL(RWindow& aWindow, CWsScreenDevice& aDevice)
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314 {
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315 if(iDsa != NULL)
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316 {
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317 iDsa->Cancel();
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318 delete iDsa;
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319 iDsa = NULL;
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320 }
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321
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322
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323 iDsa = CDirectScreenAccess::NewL(
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324 iSession,
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325 aDevice,
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326 aWindow,
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327 *this);
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328
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329 if(iLut256 == NULL)
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330 iLut256 = (TUint32*) User::AllocL(256 * sizeof(TUint32));
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331 iTargetMode = aWindow.DisplayMode();
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332 iTargetBpp = BytesPerPixel(DisplayMode());
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333 iTargetRect = TRect(aWindow.Position(), aWindow.Size());
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334 RestartL();
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335 }
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336
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337 void CDsa::LockPalette(TBool aLock)
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338 {
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339 if(aLock)
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340 iStateFlags |= EPaletteLocked;
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341 else
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342 iStateFlags &= ~EPaletteLocked;
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343 }
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344 TInt CDsa::SetPalette(TInt aFirst, TInt aCount, TUint32* aPalette)
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345 {
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346 if(iLut256 == NULL)
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347 return KErrNotFound;
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348 const TInt count = aCount - aFirst;
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349 if(count > 256)
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350 return KErrArgument;
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351 if(iStateFlags & EPaletteLocked)
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352 return KErrNone;
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353 for(TInt i = aFirst; i < count; i++) //not so busy here:-)
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354 {
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355 iLut256[i] = aPalette[i];
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356 }
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357 return KErrNone;
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358 }
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359
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360
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361
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362
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363 void CDsa::RestartL()
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364 {
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365 //const TBool active = iDsa->IsActive();
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366
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367 //if(!active)
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368 iDsa->StartL();
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369
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370 RRegion* r = iDsa->DrawingRegion();
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371 iDsa->Gc()->SetClippingRegion(r);
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372 TRect rect = r->BoundingRect();
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373
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374 if(rect.IsEmpty())
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375 {
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376 return;
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377 }
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378
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379 iScreenRect = rect; //to ensure properly set, albeit may not(?) match to value SDL has - therefore may has to clip
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380
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381 RecreateL();
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382
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383 iStateFlags |= ERunning;
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384 // iScanLineWidth = iTargetBpp * HwRect().Width();
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385 ReleaseStop();
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386 if(iStateFlags & ESdlThreadSuspend)
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387 {
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388 EpocSdlEnv::Resume();
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389 iStateFlags &= ~ ESdlThreadSuspend;
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390 }
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391 }
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392
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393 CDsa::CDsa(RWsSession& aSession) :
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394 iSession(aSession),
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395 iStateFlags(0)
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396 {
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397 // CActiveScheduler::Add(this);
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398 iCFTable[0] = CopyMem;
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399 iCFTable[1] = CopyMemFlipReversed;
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400 iCFTable[2] = CopyMemReversed;
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401 iCFTable[3] = CopyMemFlip;
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402
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403 iCFTable[4] = Copy256;
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404 iCFTable[5] = Copy256FlipReversed;
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405 iCFTable[6] = Copy256Reversed;
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406 iCFTable[7] = Copy256Flip;
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407
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408
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409 iCFTable[8] = CopySlow;
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410 iCFTable[9] = CopySlowFlipReversed;
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411 iCFTable[10] = CopySlowReversed;
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412 iCFTable[11] = CopySlowFlip;
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413 }
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414
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415 RWsSession& CDsa::Session()
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416 {
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417 return iSession;
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418 }
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419
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420
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421
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422 TUint8* CDsa::LockHwSurface()
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423 {
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424 if((iStateFlags & EUpdating) == 0) //else frame is skipped
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425 {
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426 return LockSurface();
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427 }
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428 return NULL;
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429 }
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430
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431 /*
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432 void CDsa::RunL()
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433 {
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434 iStateFlags &= ~EUpdating;
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435 }
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436
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437
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438 void CDsa::DoCancel()
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439 {
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440 iStateFlags &= ~EUpdating;
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441 //nothing can do, just wait?
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442 }
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443 */
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444
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445 TInt CDsa::AllocSurface(TBool aHwSurface, const TSize& aSize, TDisplayMode aMode)
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446 {
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447 if(aHwSurface && aMode != DisplayMode())
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448 return KErrArgument;
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449
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450 iSourceMode = aMode;
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451
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452 iSourceBpp = BytesPerPixel(aMode);
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453
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454 const TSize size = WindowSize();
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455 if(aSize.iWidth > size.iWidth)
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456 return KErrTooBig;
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457 if(aSize.iHeight > size.iHeight)
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458 return KErrTooBig;
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459
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460 TRAPD(err, CreateSurfaceL());
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461 if(err != KErrNone)
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462 return err;
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463
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464
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465 SetCopyFunction();
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466
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467 EpocSdlEnv::ObserverEvent(MSDLObserver::EEventWindowReserved);
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|
|
468
|
|
|
469 return KErrNone;
|
|
|
470 }
|
|
|
471
|
|
|
472
|
|
|
473 /*
|
|
|
474 void SaveBmp(const TDesC& aName, const TAny* aData, TInt aLength, const TSize& aSz, TDisplayMode aMode)
|
|
|
475 {
|
|
|
476 CFbsBitmap* s = new CFbsBitmap();
|
|
|
477 s->Create(aSz, aMode);
|
|
|
478 s->LockHeap();
|
|
|
479 TUint32* addr = s->DataAddress();
|
|
|
480 Mem::Copy(addr, aData, aLength);
|
|
|
481 s->UnlockHeap();
|
|
|
482 s->Save(aName);
|
|
|
483 s->Reset();
|
|
|
484 delete s;
|
|
|
485 }
|
|
|
486
|
|
|
487 void SaveBmp(const TDesC& aName, const TUint32* aData, const TSize& aSz)
|
|
|
488 {
|
|
|
489 CFbsBitmap* s = new CFbsBitmap();
|
|
|
490 s->Create(aSz, EColor64K);
|
|
|
491 TBitmapUtil bmp(s);
|
|
|
492 bmp.Begin(TPoint(0, 0));
|
|
|
493 for(TInt j = 0; j < aSz.iHeight; j++)
|
|
|
494 {
|
|
|
495 bmp.SetPos(TPoint(0, j));
|
|
|
496 for(TInt i = 0; i < aSz.iWidth; i++)
|
|
|
497 {
|
|
|
498 bmp.SetPixel(*aData);
|
|
|
499 aData++;
|
|
|
500 bmp.IncXPos();
|
|
|
501 }
|
|
|
502 }
|
|
|
503 bmp.End();
|
|
|
504 s->Save(aName);
|
|
|
505 s->Reset();
|
|
|
506 delete s;
|
|
|
507 }
|
|
|
508
|
|
|
509 TBuf<16> FooName(TInt aFoo)
|
|
|
510 {
|
|
|
511 TBuf<16> b;
|
|
|
512 b.Format(_L("C:\\pic%d.mbm"), aFoo);
|
|
|
513 return b;
|
|
|
514 }
|
|
|
515 */
|
|
|
516 void CDsa::ClipCopy(TUint8* aTarget, const TUint8* aSource, const TRect& aRect, const TRect& aTargetPos) const
|
|
|
517 {
|
|
|
518 TUint8* target = aTarget;
|
|
|
519 const TUint8* source = aSource;
|
|
|
520 const TInt lineWidth = aRect.Width();
|
|
|
521 source += iSourceBpp * (aRect.iTl.iY * lineWidth);
|
|
|
522 TInt sourceStartOffset = iSourceBpp * aRect.iTl.iX;
|
|
|
523 source += sourceStartOffset;
|
|
|
524 target += iTargetBpp * ((aTargetPos.iTl.iY + aRect.iTl.iY ) * lineWidth);
|
|
|
525 TInt targetStartOffset = iTargetBpp * (aRect.iTl.iX + aTargetPos.iTl.iX);
|
|
|
526 target += targetStartOffset;
|
|
|
527 TUint32* targetPtr = reinterpret_cast<TUint32*>(target);
|
|
|
528 const TInt targetWidth = HwRect().Size().iWidth;
|
|
|
529 const TInt height = aRect.Height();
|
|
|
530
|
|
|
531 TInt lineMove = iStateFlags & EOrientation90 ? 1 : lineWidth;
|
|
|
532
|
|
|
533 if(iStateFlags & EOrientation180)
|
|
|
534 {
|
|
|
535
|
|
|
536 targetPtr += targetWidth * (height - 1);
|
|
|
537
|
|
|
538 for(TInt i = 0; i < height; i++) //source is always smaller
|
|
|
539 {
|
|
|
540 iCopyFunction(*this, targetPtr, source, lineWidth, height);
|
|
|
541 source += lineMove;
|
|
|
542 targetPtr -= targetWidth;
|
|
|
543 }
|
|
|
544 }
|
|
|
545 else
|
|
|
546 {
|
|
|
547
|
|
|
548
|
|
|
549 for(TInt i = 0; i < height; i++) //source is always smaller
|
|
|
550 {
|
|
|
551 iCopyFunction(*this, targetPtr, source, lineWidth, height);
|
|
|
552 source += lineMove;
|
|
|
553 targetPtr += targetWidth;
|
|
|
554 }
|
|
|
555 }
|
|
|
556
|
|
|
557 }
|
|
|
558
|
|
|
559
|
|
|
560
|
|
|
561
|
|
|
562 void CDsa::Wipe() //dont call in drawing
|
|
|
563 {
|
|
|
564 if(IsDsaAvailable())
|
|
|
565 Wipe(iTargetBpp * iScreenRect.Width() * iScreenRect.Height());
|
|
|
566 }
|
|
|
567
|
|
|
568 void CDsa::SetCopyFunction()
|
|
|
569 {
|
|
|
570 //calculate offset to correct function in iCFTable according to given parameters
|
|
|
571 TInt function = 0;
|
|
|
572 const TInt KCopyFunctions = 4;
|
|
|
573 const TInt KOffsetToNative = 0;
|
|
|
574 const TInt KOffsetTo256 = KOffsetToNative + KCopyFunctions;
|
|
|
575 const TInt KOffsetToOtherModes = KOffsetTo256 + KCopyFunctions;
|
|
|
576 const TInt KOffsetTo90Functions = 1;
|
|
|
577 const TInt KOffsetTo180Functions = 2;
|
|
|
578
|
|
|
579 if(iSourceMode == DisplayMode())
|
|
|
580 function = KOffsetToNative; //0
|
|
|
581 else if(iSourceMode == EColor256)
|
|
|
582 function = KOffsetTo256; //4
|
|
|
583 else
|
|
|
584 function = KOffsetToOtherModes; //8
|
|
|
585
|
|
|
586 if(iStateFlags & EOrientation90)
|
|
|
587 function += KOffsetTo90Functions; // + 1
|
|
|
588 if(iStateFlags & EOrientation180)
|
|
|
589 function += KOffsetTo180Functions; //+ 2
|
|
|
590
|
|
|
591 iCopyFunction = iCFTable[function];
|
|
|
592
|
|
|
593 Wipe();
|
|
|
594 }
|
|
|
595
|
|
|
596 inline void Rotate(TRect& aRect)
|
|
|
597 {
|
|
|
598 const TInt dx = aRect.iBr.iX - aRect.iTl.iX;
|
|
|
599 const TInt dy = aRect.iBr.iY - aRect.iTl.iY;
|
|
|
600
|
|
|
601 aRect.iBr.iX = aRect.iTl.iX + dy;
|
|
|
602 aRect.iBr.iY = aRect.iTl.iY + dx;
|
|
|
603
|
|
|
604 const TInt tmp = aRect.iTl.iX;
|
|
|
605 aRect.iTl.iX = aRect.iTl.iY;
|
|
|
606 aRect.iTl.iY = tmp;
|
|
|
607 }
|
|
|
608
|
|
|
609 /*
|
|
|
610 int bar = 0;
|
|
|
611 */
|
|
|
612 TBool CDsa::AddUpdateRect(const TUint8* aBits, const TRect& aUpdateRect, const TRect& aRect)
|
|
|
613 {
|
|
|
614
|
|
|
615 if(iStateFlags & EOrientationChanged)
|
|
|
616 {
|
|
|
617 iStateFlags &= ~EOrientationFlags;
|
|
|
618 iStateFlags |= iNewFlags;
|
|
|
619 SetCopyFunction();
|
|
|
620 iStateFlags &= ~EOrientationChanged;
|
|
|
621 EpocSdlEnv::WaitDeviceChange();
|
|
|
622 return EFalse; //skip this frame as data is may be changed
|
|
|
623 }
|
|
|
624
|
|
|
625 if(iTargetAddr == NULL)
|
|
|
626 {
|
|
|
627 iTargetAddr = LockHwSurface();
|
|
|
628 }
|
|
|
629 TUint8* target = iTargetAddr;
|
|
|
630 if(target == NULL)
|
|
|
631 return EFalse;
|
|
|
632
|
|
|
633
|
|
|
634 TRect targetRect = HwRect();
|
|
|
635 TRect sourceRect = aRect;
|
|
|
636 TRect updateRect = aUpdateRect;
|
|
|
637
|
|
|
638 if(iStateFlags & EOrientation90)
|
|
|
639 {
|
|
|
640 Rotate(sourceRect);
|
|
|
641 Rotate(updateRect);
|
|
|
642 }
|
|
|
643
|
|
|
644 if(iSourceMode != DisplayMode() || targetRect != sourceRect || targetRect != updateRect || ((iStateFlags & EOrientationFlags) != 0))
|
|
|
645 {
|
|
|
646 sourceRect.Intersection(targetRect); //so source always smaller or equal than target
|
|
|
647 updateRect.Intersection(targetRect);
|
|
|
648 ClipCopy(target, aBits, updateRect, sourceRect);
|
|
|
649 }
|
|
|
650 else
|
|
|
651 {
|
|
|
652 const TInt byteCount = aRect.Width() * aRect.Height() * iSourceBpp; //this could be stored
|
|
|
653 Mem::Copy(target, aBits, byteCount);
|
|
|
654 }
|
|
|
655
|
|
|
656 return ETrue;
|
|
|
657 }
|
|
|
658
|
|
|
659 CDsa* CDsa::CreateL(RWsSession& aSession)
|
|
|
660 {
|
|
|
661 if(EpocSdlEnv::Flags(CSDL::EDrawModeDSB))
|
|
|
662 {
|
|
|
663 TInt flags = CDirectScreenBitmap::ENone;
|
|
|
664 if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBDoubleBuffer))
|
|
|
665 flags |= CDirectScreenBitmap::EDoubleBuffer;
|
|
|
666 if(EpocSdlEnv::Flags(CSDL::EDrawModeDSBIncrentalUpdate))
|
|
|
667 flags |= CDirectScreenBitmap::EIncrementalUpdate;
|
|
|
668 return new (ELeave) CDsaB(aSession);
|
|
|
669 }
|
|
|
670 else
|
|
|
671 return new (ELeave) CDsaA(aSession);
|
|
|
672 }
|
|
|
673
|
|
|
674 void CDsa::CreateZoomerL(const TSize& aSize)
|
|
|
675 {
|
|
|
676 iSwSize = aSize;
|
|
|
677 iStateFlags |= EResizeRequest;
|
|
|
678 CreateSurfaceL();
|
|
|
679 SetTargetRect();
|
|
|
680 }
|
|
|
681
|
|
|
682 TPoint CDsa::WindowCoordinates(const TPoint& aPoint) const
|
|
|
683 {
|
|
|
684 TPoint pos = aPoint - iScreenRect.iTl;
|
|
|
685 const TSize asz = iScreenRect.Size();
|
|
|
686 if(iStateFlags & EOrientation180)
|
|
|
687 {
|
|
|
688 pos.iX = asz.iWidth - pos.iX;
|
|
|
689 pos.iY = asz.iHeight - pos.iY;
|
|
|
690 }
|
|
|
691 if(iStateFlags & EOrientation90)
|
|
|
692 {
|
|
|
693 pos.iX = aPoint.iY;
|
|
|
694 pos.iY = aPoint.iX;
|
|
|
695 }
|
|
|
696 pos.iX <<= 16;
|
|
|
697 pos.iY <<= 16;
|
|
|
698 pos.iX /= asz.iWidth;
|
|
|
699 pos.iY /= asz.iHeight;
|
|
|
700 pos.iX *= iSwSize.iWidth;
|
|
|
701 pos.iY *= iSwSize.iHeight;
|
|
|
702 pos.iX >>= 16;
|
|
|
703 pos.iY >>= 16;
|
|
|
704 return pos;
|
|
|
705 }
|
|
|
706
|
|
|
707 void CDsa::SetTargetRect()
|
|
|
708 {
|
|
|
709 iTargetRect = iScreenRect;
|
|
|
710 if(iStateFlags & EResizeRequest && EpocSdlEnv::Flags(CSDL::EAllowImageResizeKeepRatio))
|
|
|
711 {
|
|
|
712 const TSize asz = iScreenRect.Size();
|
|
|
713 const TSize sz = iSwSize;
|
|
|
714
|
|
|
715 TRect rect;
|
|
|
716
|
|
|
717 const TInt dh = (sz.iHeight << 16) / sz.iWidth;
|
|
|
718
|
|
|
719 if((asz.iWidth * dh ) >> 16 <= asz.iHeight)
|
|
|
720 {
|
|
|
721 rect.SetRect(TPoint(0, 0), TSize(asz.iWidth, (asz.iWidth * dh) >> 16));
|
|
|
722 }
|
|
|
723 else
|
|
|
724 {
|
|
|
725 const TInt dw = (sz.iWidth << 16) / sz.iHeight;
|
|
|
726 rect.SetRect(TPoint(0, 0), TSize((asz.iHeight * dw) >> 16, asz.iHeight));
|
|
|
727 }
|
|
|
728 rect.Move((asz.iWidth - rect.Size().iWidth) >> 1, (asz.iHeight - rect.Size().iHeight) >> 1);
|
|
|
729
|
|
|
730 iTargetRect = rect;
|
|
|
731 iTargetRect.Move(iScreenRect.iTl);
|
|
|
732
|
|
|
733 }
|
|
|
734 if(!(iStateFlags & EResizeRequest))
|
|
|
735 iSwSize = iScreenRect.Size();
|
|
|
736 // iScanLineWidth = /*iTargetBpp **/ SwSize().iWidth;
|
|
|
737 }
|
|
|
738
|
|
|
739 void CDsa::RecreateL()
|
|
|
740 {
|
|
|
741 }
|
|
|
742
|
|
|
743 void CDsa::Free()
|
|
|
744 {
|
|
|
745 }
|
|
|
746
|
|
|
747 void CDsa::UpdateSwSurface()
|
|
|
748 {
|
|
|
749 iTargetAddr = NULL;
|
|
|
750 UnlockHwSurface(); //could be faster if does not use AO, but only check status before redraw, then no context switch needed
|
|
|
751 }
|
|
|
752
|
|
|
753 void CDsa::SetBlitter(MBlitter* aBlitter)
|
|
|
754 {
|
|
|
755 iBlitter = aBlitter;
|
|
|
756 }
|
|
|
757
|
|
|
758 void CDsa::DrawOverlays()
|
|
|
759 {
|
|
|
760 const TInt last = iOverlays.Count() - 1;
|
|
|
761 for(TInt i = last; i >= 0 ; i--)
|
|
|
762 iOverlays[i].iOverlay->Draw(*iDsa->Gc(), HwRect(), SwSize());
|
|
|
763 }
|
|
|
764
|
|
|
765 TInt CDsa::AppendOverlay(MOverlay& aOverlay, TInt aPriority)
|
|
|
766 {
|
|
|
767 TInt i;
|
|
|
768 for(i = 0; i < iOverlays.Count() && iOverlays[i].iPriority < aPriority; i++)
|
|
|
769 {}
|
|
|
770 const TOverlay overlay = {&aOverlay, aPriority};
|
|
|
771 return iOverlays.Insert(overlay, i);
|
|
|
772 }
|
|
|
773
|
|
|
774 TInt CDsa::RemoveOverlay(MOverlay& aOverlay)
|
|
|
775 {
|
|
|
776 for(TInt i = 0; i < iOverlays.Count(); i++)
|
|
|
777 {
|
|
|
778 if(iOverlays[i].iOverlay == &aOverlay)
|
|
|
779 {
|
|
|
780 iOverlays.Remove(i);
|
|
|
781 return KErrNone;
|
|
|
782 }
|
|
|
783 }
|
|
|
784 return KErrNotFound;
|
|
|
785 }
|
|
|
786
|
|
|
787 TInt CDsa::RedrawRequest()
|
|
|
788 {
|
|
|
789 if(!(iStateFlags & (EUpdating) && (iStateFlags & ERunning)))
|
|
|
790 {
|
|
|
791 return ExternalUpdate();
|
|
|
792 }
|
|
|
793 return KErrNotReady;
|
|
|
794 }
|
|
|
795
|
|
|
796
|
|
|
797 void CDsa::Resume()
|
|
|
798 {
|
|
|
799 if(Stopped())
|
|
|
800 Restart(RDirectScreenAccess::ETerminateRegion);
|
|
|
801 }
|
|
|
802
|
|
|
803 void CDsa::DoStop()
|
|
|
804 {
|
|
|
805 if(IsDsaAvailable())
|
|
|
806 iStateFlags |= ESdlThreadExplicitStop;
|
|
|
807 Stop();
|
|
|
808 }
|
|
|
809
|
|
|
810 void CDsa::Stop()
|
|
|
811 {
|
|
|
812 iStateFlags &= ~ERunning;
|
|
|
813 // Cancel(); //can be called only from main!
|
|
|
814 iDsa->Cancel();
|
|
|
815 }
|
|
|
816
|
|
|
817 void CDsa::AbortNow(RDirectScreenAccess::TTerminationReasons /*aReason*/)
|
|
|
818 {
|
|
|
819 // iStateFlags |= EChangeNotify;
|
|
|
820 Stop();
|
|
|
821 }
|
|
|
822
|
|
|
823 void CDsa::Restart(RDirectScreenAccess::TTerminationReasons aReason)
|
|
|
824 {
|
|
|
825 if(aReason == RDirectScreenAccess::ETerminateRegion) //auto restart
|
|
|
826 {
|
|
|
827 TRAPD(err, RestartL());
|
|
|
828 PANIC_IF_ERROR(err);
|
|
|
829 }
|
|
|
830 }
|
|
|
831 /*)
|
|
|
832 TBool CDsa::ChangeTrigger()
|
|
|
833 {
|
|
|
834 const TBool change = iStateFlags & EChangeNotify;
|
|
|
835 iStateFlags &= ~EChangeNotify;
|
|
|
836 return change;
|
|
|
837 }
|
|
|
838 */
|
|
|
839 /////////////////////////////////////////////////////////////////////////////////////////////////////////////////
|
|
|
840
|
|
|
841 void CDsa::Copy256(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
842 {
|
|
|
843 TUint32* target = aTarget;
|
|
|
844 const TUint32* endt = target + aBytes;
|
|
|
845 const TUint8* source = aSource;
|
|
|
846 while(target < endt)
|
|
|
847 {
|
|
|
848 *target++ = aDsa.iLut256[*source++];
|
|
|
849 }
|
|
|
850 }
|
|
|
851
|
|
|
852 void CDsa::Copy256Reversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
853 {
|
|
|
854 const TUint32* target = aTarget;
|
|
|
855 TUint32* endt = aTarget + aBytes;
|
|
|
856 const TUint8* source = aSource;
|
|
|
857 while(target < endt)
|
|
|
858 {
|
|
|
859 *(--endt) = aDsa.iLut256[*source++];
|
|
|
860 }
|
|
|
861 }
|
|
|
862
|
|
|
863 void CDsa::Copy256Flip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
864 {
|
|
|
865 TUint32* target = aTarget;
|
|
|
866 const TUint32* endt = target + aBytes;
|
|
|
867 const TUint8* column = aSource;
|
|
|
868
|
|
|
869 while(target < endt)
|
|
|
870 {
|
|
|
871 *target++ = aDsa.iLut256[*column];
|
|
|
872 column += aLineLen;
|
|
|
873 }
|
|
|
874 }
|
|
|
875
|
|
|
876 void CDsa::Copy256FlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
877 {
|
|
|
878 const TUint32* target = aTarget;
|
|
|
879 TUint32* endt = aTarget + aBytes;
|
|
|
880 const TUint8* column = aSource;
|
|
|
881
|
|
|
882 while(target < endt)
|
|
|
883 {
|
|
|
884 *(--endt) = aDsa.iLut256[*column];
|
|
|
885 column += aLineLen;
|
|
|
886 }
|
|
|
887 }
|
|
|
888
|
|
|
889 void CDsa::CopyMem(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
890 {
|
|
|
891 Mem::Copy(aTarget, aSource, aBytes);
|
|
|
892 }
|
|
|
893
|
|
|
894 void CDsa::CopyMemFlip(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
895 {
|
|
|
896 TUint32* target = aTarget;
|
|
|
897 const TUint32* endt = target + aBytes;
|
|
|
898 const TUint32* column = reinterpret_cast<const TUint32*>(aSource);
|
|
|
899
|
|
|
900 while(target < endt)
|
|
|
901 {
|
|
|
902 *target++ = *column;
|
|
|
903 column += aLineLen;
|
|
|
904 }
|
|
|
905 }
|
|
|
906
|
|
|
907 void CDsa::CopyMemReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
908 {
|
|
|
909 const TUint32* target = aTarget;
|
|
|
910 TUint32* endt = aTarget + aBytes;
|
|
|
911 const TUint32* source = reinterpret_cast<const TUint32*>(aSource);
|
|
|
912 while(target < endt)
|
|
|
913 {
|
|
|
914 *(--endt) = *source++;
|
|
|
915 }
|
|
|
916 }
|
|
|
917
|
|
|
918
|
|
|
919 void CDsa::CopyMemFlipReversed(const CDsa& /*aDsa*/, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
920 {
|
|
|
921 const TUint32* target = aTarget;
|
|
|
922 TUint32* endt = aTarget + aBytes;
|
|
|
923 const TUint32* column = reinterpret_cast<const TUint32*>(aSource);
|
|
|
924
|
|
|
925 while(target < endt)
|
|
|
926 {
|
|
|
927 *(--endt) = *column;
|
|
|
928 column += aLineLen;
|
|
|
929 }
|
|
|
930 }
|
|
|
931
|
|
|
932
|
|
|
933 typedef TRgb (*TRgbFunc) (TInt aValue);
|
|
|
934
|
|
|
935 LOCAL_C TRgb rgb16MA(TInt aValue)
|
|
|
936 {
|
|
|
937 return TRgb::Color16MA(aValue);
|
|
|
938 }
|
|
|
939
|
|
|
940 NONSHARABLE_CLASS(MRgbCopy)
|
|
|
941 {
|
|
|
942 public:
|
|
|
943 virtual void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed) = 0;
|
|
|
944 virtual void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed) = 0;
|
|
|
945 };
|
|
|
946 template <class T>
|
|
|
947 NONSHARABLE_CLASS(TRgbCopy) : public MRgbCopy
|
|
|
948 {
|
|
|
949 public:
|
|
|
950 TRgbCopy(TDisplayMode aMode);
|
|
|
951 void* operator new(TUint aBytes, TAny* aMem);
|
|
|
952 void Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed);
|
|
|
953 void FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed);
|
|
|
954 private:
|
|
|
955 TRgbFunc iFunc;
|
|
|
956 };
|
|
|
957
|
|
|
958 template <class T>
|
|
|
959 void* TRgbCopy<T>::operator new(TUint /*aBytes*/, TAny* aMem)
|
|
|
960 {
|
|
|
961 return aMem;
|
|
|
962 }
|
|
|
963
|
|
|
964 template <class T>
|
|
|
965 TRgbCopy<T>::TRgbCopy(TDisplayMode aMode)
|
|
|
966 {
|
|
|
967 switch(aMode)
|
|
|
968 {
|
|
|
969 case EGray256 : iFunc = TRgb::Gray256; break;
|
|
|
970 case EColor256 : iFunc = TRgb::Color256; break;
|
|
|
971 case EColor4K : iFunc = TRgb::Color4K; break;
|
|
|
972 case EColor64K : iFunc = TRgb::Color64K; break;
|
|
|
973 case EColor16M : iFunc = TRgb::Color16M; break;
|
|
|
974 case EColor16MU : iFunc = TRgb::Color16MU; break;
|
|
|
975 case EColor16MA : iFunc = rgb16MA; break;
|
|
|
976 default:
|
|
|
977 PANIC(KErrNotSupported);
|
|
|
978 }
|
|
|
979 }
|
|
|
980
|
|
|
981 template <class T>
|
|
|
982 void TRgbCopy<T>::Copy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TBool aReversed)
|
|
|
983 {
|
|
|
984 const T* source = reinterpret_cast<const T*>(aSource);
|
|
|
985 TUint32* target = aTarget;
|
|
|
986 TUint32* endt = target + aBytes;
|
|
|
987
|
|
|
988 if(aReversed)
|
|
|
989 {
|
|
|
990 while(target < endt)
|
|
|
991 {
|
|
|
992 TUint32 value = *source++;
|
|
|
993 *(--endt) = iFunc(value).Value();
|
|
|
994 }
|
|
|
995 }
|
|
|
996 else
|
|
|
997 {
|
|
|
998 while(target < endt)
|
|
|
999 {
|
|
|
1000 TUint32 value = *source++;
|
|
|
1001 *target++ = iFunc(value).Value();
|
|
|
1002 }
|
|
|
1003 }
|
|
|
1004 }
|
|
|
1005
|
|
|
1006 template <class T>
|
|
|
1007 void TRgbCopy<T>::FlipCopy(TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen, TBool aReversed)
|
|
|
1008 {
|
|
|
1009 const T* column = reinterpret_cast<const T*>(aSource);
|
|
|
1010 TUint32* target = aTarget;
|
|
|
1011 TUint32* endt = target + aBytes;
|
|
|
1012
|
|
|
1013 if(aReversed)
|
|
|
1014 {
|
|
|
1015 while(target < endt)
|
|
|
1016 {
|
|
|
1017 *(--endt) = iFunc(*column).Value();
|
|
|
1018 column += aLineLen;
|
|
|
1019 }
|
|
|
1020 }
|
|
|
1021 else
|
|
|
1022 {
|
|
|
1023 while(target < endt)
|
|
|
1024 {
|
|
|
1025 *target++ = iFunc(*column).Value();
|
|
|
1026 column += aLineLen;
|
|
|
1027 }
|
|
|
1028 }
|
|
|
1029 }
|
|
|
1030
|
|
|
1031
|
|
|
1032 typedef TUint64 TStackMem;
|
|
|
1033
|
|
|
1034 LOCAL_C MRgbCopy* GetCopy(TAny* mem, TDisplayMode aMode)
|
|
|
1035 {
|
|
|
1036 if(aMode == EColor256 || aMode == EGray256)
|
|
|
1037 {
|
|
|
1038 return new (mem) TRgbCopy<TUint8>(aMode);
|
|
|
1039 }
|
|
|
1040 if(aMode == EColor4K || aMode == EColor64K)
|
|
|
1041 {
|
|
|
1042 return new (mem) TRgbCopy<TUint16>(aMode);
|
|
|
1043 }
|
|
|
1044 if(aMode == EColor16M || aMode == EColor16MU || aMode == EColor16MA)
|
|
|
1045 {
|
|
|
1046 return new (mem) TRgbCopy<TUint32>(aMode);
|
|
|
1047 }
|
|
|
1048 PANIC(KErrNotSupported);
|
|
|
1049 return NULL;
|
|
|
1050 }
|
|
|
1051
|
|
|
1052
|
|
|
1053 void CDsa::CopySlowFlipReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
1054 {
|
|
|
1055 TStackMem mem = 0;
|
|
|
1056 GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, ETrue);
|
|
|
1057 }
|
|
|
1058
|
|
|
1059 void CDsa::CopySlowFlip(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt aLineLen)
|
|
|
1060 {
|
|
|
1061 TStackMem mem = 0;
|
|
|
1062 GetCopy(&mem, aDsa.iSourceMode)->FlipCopy(aTarget, aSource, aBytes, aLineLen, EFalse);
|
|
|
1063 }
|
|
|
1064
|
|
|
1065 void CDsa::CopySlow(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
1066 {
|
|
|
1067 TStackMem mem = 0;
|
|
|
1068 GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, EFalse);
|
|
|
1069 }
|
|
|
1070
|
|
|
1071 void CDsa::CopySlowReversed(const CDsa& aDsa, TUint32* aTarget, const TUint8* aSource, TInt aBytes, TInt)
|
|
|
1072 {
|
|
|
1073 TStackMem mem = 0;
|
|
|
1074 GetCopy(&mem, aDsa.iSourceMode)->Copy(aTarget, aSource, aBytes, ETrue);
|
|
|
1075 } |
