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1 /* |
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2 * Copyright (c) 2002-2006 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: Text scrolling functionality. |
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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 // INCLUDE FILES |
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20 #include <SVGEngineInterfaceImpl.h> |
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21 |
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22 #include "xnnewstickersvgcontrol.h" |
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23 #include "xnnewstickeradapter.h" |
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24 |
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25 |
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26 // ============================ MEMBER FUNCTIONS =============================== |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // CXnNewstickerSvgControl::CXnNewstickerSvgControl |
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30 // C++ default constructor can NOT contain any code, that |
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31 // might leave. |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 CXnNewstickerSvgControl::CXnNewstickerSvgControl(CXnNewstickerAdapter* aAdapter) : |
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35 iAdapter(aAdapter) |
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36 { |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CXnNewstickerSvgControl::ConstructL |
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41 // Symbian 2nd phase constructor can leave. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 void CXnNewstickerSvgControl::ConstructL() |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CXnNewstickerSvgControl::NewL |
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50 // Two-phased constructor. |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 CXnNewstickerSvgControl* CXnNewstickerSvgControl::NewL(CXnNewstickerAdapter* aAdapter) |
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54 { |
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55 CXnNewstickerSvgControl* self = new(ELeave)CXnNewstickerSvgControl(aAdapter); |
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56 CleanupStack::PushL(self); |
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57 self->ConstructL(); |
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58 CleanupStack::Pop(); |
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59 return self; |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CXnNewstickerSvgControl::~CXnNewstickerSvgControl() |
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64 // Destructor. |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CXnNewstickerSvgControl::~CXnNewstickerSvgControl() |
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68 { |
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69 delete iBitmap; |
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70 delete iMaskBitmap; |
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71 if(iSVGEngine) |
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72 { |
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73 iSVGEngine->Destroy(); |
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74 delete iSVGEngine; |
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75 } |
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76 } |
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77 |
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78 // --------------------------------------------------------- |
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79 // CXnNewstickerSvgControl::StartL |
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80 // --------------------------------------------------------- |
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81 // |
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82 void CXnNewstickerSvgControl::StartL(const TDesC8& aSvgData) |
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83 { |
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84 iHasContent = ETrue; |
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85 if(!iSVGEngine) |
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86 { |
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87 TFontSpec fspec; |
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88 iSVGEngine = CSvgEngineInterfaceImpl::NewL(iBitmap,this, fspec); |
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89 } |
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90 |
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91 MSvgError* error = iSVGEngine->Load(aSvgData); |
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92 User::LeaveIfError(error->SystemErrorCode()); |
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93 |
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94 // Get the size of the bitmap and set the SVG size to match |
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95 TSize tmpsize = iBitmap->SizeInPixels(); |
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96 iSVGEngine->SetSvgDimensionToFrameBuffer(tmpsize.iWidth, tmpsize.iHeight); |
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97 iSVGEngine->SetBackgroundColor(0x00FFFFFF, NULL); |
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98 iSVGEngine->Start(); |
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99 } |
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100 |
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101 // --------------------------------------------------------- |
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102 // CXnNewstickerSvgControl::StopL |
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103 // --------------------------------------------------------- |
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104 // |
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105 void CXnNewstickerSvgControl::StopL() |
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106 { |
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107 iHasContent = EFalse; |
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108 if(iSVGEngine) |
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109 { |
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110 iSVGEngine->Stop(); |
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111 } |
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112 } |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // CXnNewstickerSvgControl::SetSvgRectL |
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116 // Set visible rect. |
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117 // (other items were commented in a header). |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 void CXnNewstickerSvgControl::SetSvgRectL(TRect& aContentRect, CGraphicsDevice& aDevice ) |
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121 { |
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122 iContentRect = aContentRect; |
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123 |
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124 TDisplayMode displayMode = aDevice.DisplayMode(); |
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125 |
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126 if(iBitmap) |
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127 { |
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128 delete iBitmap; |
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129 iBitmap = NULL; |
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130 } |
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131 iBitmap = new (ELeave) CFbsBitmap(); |
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132 iBitmap->Create(iContentRect.Size(),displayMode); |
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133 |
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134 if(iMaskBitmap) |
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135 { |
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136 delete iMaskBitmap; |
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137 iMaskBitmap = NULL; |
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138 } |
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139 iMaskBitmap = new (ELeave) CFbsBitmap(); |
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140 iMaskBitmap->Create(iContentRect.Size(),EGray256); |
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141 |
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142 if(iSVGEngine && iHasContent) |
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143 { |
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144 iSVGEngine->SetFrameBuffer(iBitmap); |
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145 TSize tmpsize = iBitmap->SizeInPixels(); |
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146 iSVGEngine->SetSvgDimensionToFrameBuffer(tmpsize.iWidth, tmpsize.iHeight); |
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147 } |
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148 } |
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149 |
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150 // ----------------------------------------------------------------------------- |
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151 // CXnNewstickerSvgControl::Draw |
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152 // (other items were commented in a header). |
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153 // ----------------------------------------------------------------------------- |
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154 // |
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155 void CXnNewstickerSvgControl::Draw() const |
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156 { |
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157 TPoint point(iContentRect.iTl); |
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158 iAdapter->BufferGc()->BitBlt(TPoint(0,0), iAdapter->BackgroundBitmap()); |
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159 iAdapter->BufferGc()->BitBltMasked(TPoint(0,0), iBitmap, |
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160 TRect(iBitmap->SizeInPixels()), iMaskBitmap, ETrue); |
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161 } |
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162 |
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163 // --------------------------------------------------------------------------- |
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164 // From class MSvgRequestObserver. |
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165 // CXnNewstickerSvgControl::UpdateScreen |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 void CXnNewstickerSvgControl::UpdateScreen() |
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169 { |
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170 iSVGEngine->GenerateMask(iMaskBitmap, NULL); |
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171 |
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172 iAdapter->DrawNow(); |
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173 } |
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174 |
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175 // --------------------------------------------------------------------------- |
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176 // From class MSvgRequestObserver. |
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177 // CXnNewstickerSvgControl::ScriptCall |
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178 // --------------------------------------------------------------------------- |
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179 // |
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180 TBool CXnNewstickerSvgControl::ScriptCall( |
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181 const TDesC& /*aScript*/, |
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182 CSvgElementImpl* /*aCallerElement*/) |
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183 { |
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184 return EFalse; |
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185 } |
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186 |
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187 // --------------------------------------------------------------------------- |
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188 // From class MSvgRequestObserver. |
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189 // CXnNewstickerSvgControl::FetchImage |
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190 // --------------------------------------------------------------------------- |
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191 // |
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192 TInt CXnNewstickerSvgControl::FetchImage( |
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193 const TDesC& /*aUri*/, |
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194 RFs& /*aSession*/, |
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195 RFile& /*aFileHandle*/) |
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196 { |
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197 return KErrNotFound; |
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198 } |
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199 |
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200 // --------------------------------------------------------------------------- |
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201 // From class MSvgRequestObserver. |
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202 // CXnNewstickerSvgControl::FetchFont |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 TInt CXnNewstickerSvgControl::FetchFont( |
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206 const TDesC& /*aUri*/, |
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207 RFs& /*aSession*/, |
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208 RFile& /*aFileHandle*/) |
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209 { |
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210 return KErrNotFound; |
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211 } |
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212 |
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213 // --------------------------------------------------------------------------- |
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214 // From class MSvgRequestObserver. |
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215 // CXnNewstickerSvgControl::UpdatePresentation |
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216 // --------------------------------------------------------------------------- |
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217 // |
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218 void CXnNewstickerSvgControl::UpdatePresentation(const TInt32& /*aNoOfAnimation*/) |
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219 { |
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220 } |
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221 |
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222 // End of File |