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1 /* |
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2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: ?Description |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include <fbs.h> |
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21 #include <bitdev.h> |
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22 #include "alfwindowbuffer.h" |
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23 |
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24 // --------------------------------------------------------------------------- |
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25 // TAlfWindowBufferData class declaration |
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26 // --------------------------------------------------------------------------- |
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27 // |
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28 class CAlfWindowBuffer::TAlfWindowBufferData |
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29 { |
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30 public: |
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31 TSize iSize; |
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32 TInt iFormat; |
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33 TUint iStride; |
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34 TAny* iBufferPtr; |
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35 CFbsBitmap* iTemp; // RnD enablers |
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36 }; |
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37 |
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38 // --------------------------------------------------------------------------- |
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39 // NewL |
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40 // --------------------------------------------------------------------------- |
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41 // |
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42 EXPORT_C CAlfWindowBuffer* CAlfWindowBuffer::NewL( const TSize& aSize, |
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43 TInt aBufferFormat, |
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44 TUint aStrideInBytes, |
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45 TAny* aPtr) |
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46 { |
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47 CAlfWindowBuffer* self = new (ELeave) CAlfWindowBuffer; |
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48 CleanupStack::PushL(self); |
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49 self->ConstructL(aSize, aBufferFormat, aStrideInBytes, aPtr); |
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50 CleanupStack::Pop(); |
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51 return self; |
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52 } |
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53 |
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54 // --------------------------------------------------------------------------- |
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55 // destructor |
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56 // --------------------------------------------------------------------------- |
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57 // |
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58 EXPORT_C CAlfWindowBuffer::~CAlfWindowBuffer() |
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59 { |
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60 if (iData) |
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61 { |
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62 delete iData->iTemp; |
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63 delete iData; |
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64 } |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // Size |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 EXPORT_C TSize CAlfWindowBuffer::Size() const |
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72 { |
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73 if (iData) |
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74 { |
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75 return iData->iSize; |
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76 } |
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77 return TSize(0,0); |
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78 } |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // Format |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 EXPORT_C TInt CAlfWindowBuffer::Format() const |
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85 { |
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86 if (iData) |
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87 { |
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88 return EColor16MA; |
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89 //return iData->iFormat; |
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90 } |
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91 return 0; |
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92 } |
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93 |
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94 // --------------------------------------------------------------------------- |
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95 // Stride |
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96 // --------------------------------------------------------------------------- |
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97 // |
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98 EXPORT_C TUint CAlfWindowBuffer::Stride() const |
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99 { |
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100 if (iData) |
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101 { |
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102 return iData->iTemp->DataStride(); |
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103 //return iData->iStride; |
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104 } |
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105 return 0; |
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106 } |
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107 |
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108 // --------------------------------------------------------------------------- |
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109 // BufferPtr |
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110 // --------------------------------------------------------------------------- |
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111 // |
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112 EXPORT_C TAny* CAlfWindowBuffer::BufferPtr() const |
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113 { |
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114 if (iData) |
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115 { |
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116 return iData->iTemp->DataAddress(); // currently safe... |
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117 //return iData->iBufferPtr; |
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118 } |
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119 return NULL; |
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120 } |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // SetSize |
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124 // --------------------------------------------------------------------------- |
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125 // |
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126 EXPORT_C void CAlfWindowBuffer::SetSize(const TSize& aSize) |
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127 { |
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128 iData->iSize = aSize; |
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129 //RnD |
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130 iData->iTemp->Resize(aSize); |
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131 } |
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132 |
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133 // --------------------------------------------------------------------------- |
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134 // SetFormat |
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135 // --------------------------------------------------------------------------- |
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136 // |
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137 EXPORT_C void CAlfWindowBuffer::SetFormat(TInt aBufferFormat) |
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138 { |
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139 iData->iFormat = aBufferFormat; |
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140 } |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // SetStride |
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144 // --------------------------------------------------------------------------- |
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145 // |
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146 EXPORT_C void CAlfWindowBuffer::SetStride(TUint aStrideInBytes) |
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147 { |
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148 iData->iStride = aStrideInBytes; |
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149 } |
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150 |
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151 // --------------------------------------------------------------------------- |
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152 // SetBufferPtr |
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153 // --------------------------------------------------------------------------- |
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154 // |
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155 EXPORT_C void CAlfWindowBuffer::SetBufferPtr(TAny* aPtr) const |
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156 { |
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157 iData->iBufferPtr = aPtr; |
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158 } |
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159 |
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160 // --------------------------------------------------------------------------- |
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161 // constructor |
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162 // --------------------------------------------------------------------------- |
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163 // |
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164 CAlfWindowBuffer::CAlfWindowBuffer() |
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165 { |
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166 } |
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167 |
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168 // --------------------------------------------------------------------------- |
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169 // ConstructL |
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170 // --------------------------------------------------------------------------- |
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171 // |
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172 void CAlfWindowBuffer::ConstructL(const TSize& aSize, TInt aBufferFormat, TUint aStride, TAny* aPtr) |
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173 { |
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174 iData = new (ELeave)TAlfWindowBufferData; |
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175 memset(iData,0,sizeof(TAlfWindowBufferData)); |
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176 iData->iBufferPtr = aPtr; |
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177 iData->iFormat = aBufferFormat; |
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178 iData->iSize = aSize; |
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179 iData->iStride = aStride; |
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180 // RnD |
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181 iData->iTemp = new (ELeave) CFbsBitmap(); |
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182 User::LeaveIfError(iData->iTemp->Create(aSize, EColor16MA)); |
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183 } |
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184 |
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185 |
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186 // --------------------------------------------------------------------------- |
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187 // ConstructL |
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188 // --------------------------------------------------------------------------- |
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189 // |
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190 CAlfWindowBuffer* CAlfWindowBuffer::CreateCopyL(TBool aCopyContents ) |
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191 { |
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192 CAlfWindowBuffer* copy = CAlfWindowBuffer::NewL( iData->iSize, |
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193 iData->iFormat, |
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194 iData->iStride, |
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195 iData->iBufferPtr); |
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196 |
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197 |
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198 if (aCopyContents) |
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199 { |
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200 // Todo: memcopy would be likely faster and this works for bmp only.. |
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201 CleanupStack::PushL(copy); |
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202 CFbsBitmapDevice* bd = CFbsBitmapDevice::NewL( copy->Bmp() ); |
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203 CleanupStack::PushL(bd); |
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204 CFbsBitGc * gc = 0; |
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205 User::LeaveIfError(bd->CreateContext( gc )); |
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206 gc->BitBlt(TPoint(0,0), Bmp()); |
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207 delete gc; |
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208 CleanupStack::PopAndDestroy(2); |
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209 } |
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210 |
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211 |
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212 |
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213 return copy; |
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214 } |
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215 |
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216 |
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217 |
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218 // --------------------------------------------------------------------------- |
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219 // Handle |
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220 // --------------------------------------------------------------------------- |
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221 // |
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222 TInt CAlfWindowBuffer::Handle() |
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223 { |
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224 if (iData && iData->iTemp) |
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225 { |
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226 return iData->iTemp->Handle(); |
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227 } |
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228 |
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229 return 0; |
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230 } |
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231 |
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232 // --------------------------------------------------------------------------- |
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233 // Bmp |
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234 // --------------------------------------------------------------------------- |
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235 // |
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236 CFbsBitmap* CAlfWindowBuffer::Bmp() |
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237 { |
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238 if (iData && iData->iTemp) |
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239 { |
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240 return iData->iTemp; |
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241 } |
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242 |
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243 return 0; |
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244 } |