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1 /* |
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2 * Copyright (c) 2003 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: SVG Engine source file |
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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 |
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21 #if !defined(__E32BASE_H__) |
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22 #include <e32base.h> |
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23 #endif |
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24 |
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25 #include <utf.h> |
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26 #include <s32mem.h> |
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27 |
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28 #include "SVGDOMImplementationImpl.h" |
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29 #include "SVGElementImpl.h" |
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30 #include "SVGDocumentImpl.h" |
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31 #include "SVGSvgElementImpl.h" |
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32 #include "SVGUseElementImpl.h" |
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33 #include "SVGAnimationElementImpl.h" |
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34 #include "SVGTextElementImpl.h" |
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35 |
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36 #include "SVGAudioElementImpl.h" |
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37 |
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38 |
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39 #include "Gfx2dGcOpenVG.h" |
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40 |
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41 #include "SVGSchemaData.h" |
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42 #include "SVGPathElementImpl.h" |
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43 #include "SVGAnimationBase.h" |
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44 #include "SVGElementTimeControl.h" |
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45 |
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46 #include "SVGRequestObserver.h" |
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47 #include "SVGHyperlinkListener.h" |
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48 #include "SVGListener.h" |
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49 #include "SVGAnimationListener.h" |
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50 #include "SVGAElementImpl.h" |
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51 #include "SVGTextAreaElementImpl.h" |
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52 |
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53 #include "SVGTimer.h" |
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54 #include "SVGEventHandler.h" |
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55 #include "SVGEngineImpl.h" |
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56 #include "SVGErrorImpl.h" |
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57 |
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58 #include "SVGFloatCssValueImpl.h" |
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59 #include "SVGTimeContainer.h" |
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60 #include "SVGMediaAnimationElementImpl.h" |
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61 |
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62 // Constants |
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63 // length of </text> |
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64 const TInt KClosingTextTagLength = 7; |
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65 // Length of </textArea> |
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66 const TInt KClosingTextAreaTagLength = 11; |
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67 // Length of < |
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68 const TInt KClosingBracesLength = 1; |
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69 // Number of chars to be converted at a time to Unicode |
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70 const TInt KMaxConversionChars = 20; |
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71 _LIT(KClosingTextTag,"</text>"); |
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72 _LIT(KClosingTextAreaTag,"</textArea>"); |
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73 _LIT(KClosingBraces,">"); |
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74 |
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75 // --------------------------------------------------------------------------- |
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76 // Two phase constructor for this class |
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77 // JSR 226 API |
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78 // --------------------------------------------------------------------------- |
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79 CSvgEngineImpl* CSvgEngineImpl::NewL(CSvgBitmapFontProvider *aSvgBitmapFontProvider) |
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80 { |
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81 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl(); |
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82 CleanupStack::PushL( self ); |
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83 self->ConstructL(aSvgBitmapFontProvider); |
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84 CleanupStack::Pop(); |
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85 return self; |
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86 } |
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87 |
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88 |
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89 // -------------------------------------------------------------------------- |
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90 // CSvgEngineImpl* CSvgEngineImpl::NewLC() |
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91 // --------------------------------------------------------------------------- |
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92 CSvgEngineImpl* CSvgEngineImpl::NewLC(CSvgBitmapFontProvider *aSvgBitmapFontProvider) |
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93 { |
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94 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl(); |
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95 CleanupStack::PushL( self ); |
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96 self->ConstructL(aSvgBitmapFontProvider); |
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97 return self; |
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98 } |
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99 |
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100 // -------------------------------------------------------------------------- |
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101 // CSvgEngineImpl::CSvgEngineImpl() : iTextAreaHandle( NULL ), |
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102 // --------------------------------------------------------------------------- |
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103 CSvgEngineImpl::CSvgEngineImpl() : iTextAreaHandle( NULL ), |
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104 iRequestObserver( NULL ), |
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105 iFrameBuffer( NULL ), |
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106 iFrameBufferSize(TSize(0,0)), |
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107 iFontHashMap ( NULL ), |
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108 iSvgDocument( NULL ), |
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109 iBackgroundColor(0x00000000), |
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110 iShowDebugInfo( EFalse ), |
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111 iSvgEngineState(ESVGEngineNotStarted), |
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112 iTimeoutSeconds( 0 ), |
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113 iRenderQuality(2), // Set To Rendering quality "high" |
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114 iCustomOption( ETrue ), |
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115 iFrameBufferOverridesViewport( EFalse ), |
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116 iClientDefinedViewPort(EFalse) |
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117 |
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118 { |
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119 } |
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120 |
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121 |
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122 // -------------------------------------------------------------------------- |
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123 // void CSvgEngineImpl::ConstructL() |
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124 // --------------------------------------------------------------------------- |
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125 void CSvgEngineImpl::ConstructL(CSvgBitmapFontProvider *aSvgBitmapFontProvider) |
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126 { |
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127 iGfxContext = NULL; |
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128 |
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129 iSvgBitmapFontProvider = aSvgBitmapFontProvider ; |
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130 // create CSvgErrorImpl object |
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131 iSvgError = CSvgErrorImpl::NewL(); |
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132 |
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133 iFontHashMap = CSvgFontHashMap::NewL(); |
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134 |
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135 SetIgnoreUpdateScreen( EFalse ); |
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136 |
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137 // The iCustomOption need to be initialized for JSR |
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138 |
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139 iCustomOption = ETrue; |
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140 |
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141 } |
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142 |
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143 |
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144 |
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145 // --------------------------------------------------------------------------- |
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146 // Two phase constructor for this class |
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147 // Accepts a frame buffer and a MSvgRequestObserver object from the client |
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148 // Buffer is used for rasterization of SVG content |
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149 // Observer object, if provided, is used for notifying the client on updates |
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150 // --------------------------------------------------------------------------- |
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151 CSvgEngineImpl* CSvgEngineImpl::NewL( CFbsBitmap* aFrameBuffer, |
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152 MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider ) |
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153 { |
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154 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl( aFrameBuffer, |
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155 aReqObserver ); |
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156 CleanupStack::PushL( self ); |
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157 self->ConstructL(aFontSpec, aSvgBitmapFontProvider); |
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158 CleanupStack::Pop(); |
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159 |
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160 return self; |
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161 } |
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162 |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // Two phase constructor for this class |
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166 // Accepts a frame buffer and a MSvgRequestObserver object from the client |
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167 // Buffer is used for rasterization of SVG content |
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168 // Observer object, if provided, is used for notifying the client on updates |
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169 // --------------------------------------------------------------------------- |
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170 CSvgEngineImpl* CSvgEngineImpl::NewLC( CFbsBitmap* aFrameBuffer, |
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171 MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider ) |
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172 { |
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173 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl( aFrameBuffer, aReqObserver ); |
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174 CleanupStack::PushL( self ); |
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175 self->ConstructL(aFontSpec, aSvgBitmapFontProvider); |
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176 |
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177 return self; |
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178 } |
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179 |
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180 // --------------------------------------------------------------------------- |
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181 // Symbian style private method that is used to construct heap objects |
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182 // Builds the Graphics device objects with the client's frame buffer info |
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183 // Builds the event handler object |
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184 // --------------------------------------------------------------------------- |
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185 void CSvgEngineImpl::ConstructL( TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider) |
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186 { |
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187 iBitmapFontSpec = aFontSpec; |
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188 // iGfxContext is created through CSvgEngineInterfaceImpl::ConstructL |
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189 // iGfxContext = CGfx2dGcVGR::NewL( iFrameBuffer->SizeInPixels(), iBitmapFontSpec ); |
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190 iSvgBitmapFontProvider = aSvgBitmapFontProvider ; |
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191 |
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192 iGfxContext = CGfx2dGcOpenVG::NewL( iFrameBuffer->SizeInPixels(), iBitmapFontSpec, iSvgBitmapFontProvider ); |
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193 // create CSvgErrorImpl object |
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194 iSvgError = CSvgErrorImpl::NewL(); |
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195 iFontHashMap = CSvgFontHashMap::NewL(); |
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196 iSvgNames = new (ELeave) CDesC16ArrayFlat(5); |
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197 } |
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198 |
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199 // --------------------------------------------------------------------------- |
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200 CSvgEngineImpl* CSvgEngineImpl::NewL( CFbsBitmap* aFrameBuffer, |
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201 MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider ,SVGRendererId aRendererType) |
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202 { |
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203 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl( aFrameBuffer, |
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204 aReqObserver ); |
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205 CleanupStack::PushL( self ); |
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206 self->ConstructL(aFontSpec, aSvgBitmapFontProvider,aRendererType); |
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207 CleanupStack::Pop(); |
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208 |
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209 return self; |
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210 } |
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211 |
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212 |
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213 // --------------------------------------------------------------------------- |
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214 // Two phase constructor for this class |
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215 // Accepts a frame buffer and a MSvgRequestObserver object from the client |
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216 // Buffer is used for rasterization of SVG content |
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217 // Observer object, if provided, is used for notifying the client on updates. |
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218 //This contains the renderer selector parameter |
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219 // --------------------------------------------------------------------------- |
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220 CSvgEngineImpl* CSvgEngineImpl::NewLC( CFbsBitmap* aFrameBuffer, |
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221 MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider,SVGRendererId aRendererType ) |
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222 { |
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223 CSvgEngineImpl* self = new ( ELeave ) CSvgEngineImpl( aFrameBuffer, aReqObserver ); |
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224 CleanupStack::PushL( self ); |
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225 self->ConstructL(aFontSpec, aSvgBitmapFontProvider,aRendererType); |
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226 |
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227 return self; |
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228 } |
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229 |
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230 // --------------------------------------------------------------------------- |
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231 // Symbian style private method that is used to construct heap objects |
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232 // Builds the Graphics device objects with the client's frame buffer info |
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233 // Builds the event handler object. |
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234 //This contains the renderer selector parameter NGA |
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235 // --------------------------------------------------------------------------- |
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236 void CSvgEngineImpl::ConstructL( TFontSpec& aFontSpec, CSvgBitmapFontProvider* aSvgBitmapFontProvider,SVGRendererId aRendererType) |
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237 { |
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238 iBitmapFontSpec = aFontSpec; |
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239 // iGfxContext is created through CSvgEngineInterfaceImpl::ConstructL |
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240 // iGfxContext = CGfx2dGcVGR::NewL( iFrameBuffer->SizeInPixels(), iBitmapFontSpec ); |
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241 iSvgBitmapFontProvider = aSvgBitmapFontProvider ; |
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242 |
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243 iGfxContext = CGfx2dGcOpenVG::NewL( iFrameBufferSize, iBitmapFontSpec, iSvgBitmapFontProvider ,aRendererType); |
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244 // create CSvgErrorImpl object |
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245 iSvgError = CSvgErrorImpl::NewL(); |
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246 iFontHashMap = CSvgFontHashMap::NewL(); |
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247 iSvgNames = new (ELeave) CDesC16ArrayFlat(5); |
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248 } |
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249 |
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250 |
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251 // --------------------------------------------------------------------------- |
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252 // Private constructor |
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253 // Initializes private attributes |
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254 // --------------------------------------------------------------------------- |
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255 CSvgEngineImpl::CSvgEngineImpl( CFbsBitmap* aFrameBuffer, |
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256 MSvgRequestObserver* aReqObserver ) : iTextAreaHandle( NULL ), |
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257 iRequestObserver( aReqObserver ), |
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258 iFrameBuffer( aFrameBuffer ), |
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259 iFrameBufferSize(TSize(0,0)), |
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260 iFontHashMap ( NULL), |
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261 iSvgDocument( NULL ), |
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262 iBackgroundColor(0x00000000), |
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263 iShowDebugInfo( EFalse ), |
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264 iSvgEngineState(ESVGEngineNotStarted), |
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265 iCustomOption( ETrue ), |
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266 iFrameBufferOverridesViewport( EFalse ) |
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267 |
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268 |
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269 { |
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270 if(aFrameBuffer && aFrameBuffer->Handle()>0) |
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271 { |
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272 iFrameBufferSize = aFrameBuffer->SizeInPixels(); |
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273 } |
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274 } |
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275 |
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276 // --------------------------------------------------------------------------- |
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277 // Destructor |
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278 // --------------------------------------------------------------------------- |
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279 CSvgEngineImpl::~CSvgEngineImpl() |
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280 { |
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281 Destroy(); |
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282 |
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283 if ( iFontHashMap ) |
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284 { |
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285 delete iFontHashMap; |
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286 iFontHashMap = NULL; |
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287 } |
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288 |
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289 iSvgTextBoundingBoxes.ResetAndDestroy(); |
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290 iSvgTextBoundingBoxes.Close(); |
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291 |
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292 if ( iGfxContext ) |
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293 { |
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294 delete iGfxContext; |
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295 iGfxContext = NULL; |
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296 } |
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297 if ( iSvgError ) |
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298 { |
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299 delete iSvgError; |
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300 iSvgError = NULL; |
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301 } |
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302 if (iTextAreaHandle) |
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303 { |
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304 delete iTextAreaHandle; |
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305 iTextAreaHandle = NULL; |
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306 } |
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307 |
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308 iTextAreaListeners.Close(); |
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309 iTextListeners.Close(); |
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310 iHyperlinkListeners.Close(); |
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311 iAnimationListeners.Close(); |
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312 iSvgMouseListeners.Close(); |
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313 iInteractiveElementListeners.Close(); |
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314 delete iSvgNames; |
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315 } |
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316 |
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317 // --------------------------------------------------------------------------- |
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318 // Draws aRootElement and calls itself for children. |
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319 // Handles switch element differently, as it only draws one of its children. |
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320 // --------------------------------------------------------------------------- |
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321 |
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322 void CSvgEngineImpl::DrawElementsL( CSvgElementImpl* aRootElement) |
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323 { |
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324 if ( aRootElement != NULL) |
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325 { |
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326 TInt32 displayValue = 0; |
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327 // while we have next elements |
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328 CSvgElementImpl* newElement = aRootElement; |
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329 while( newElement != NULL ) |
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330 { |
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331 if(newElement->GetAttributeIntL( KCSS_ATTR_DISPLAY, displayValue ) == KErrNoAttribute) |
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332 { |
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333 newElement = ( CSvgElementImpl* ) newElement->FirstChild(); |
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334 while ( newElement != NULL ) |
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335 { |
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336 DrawElementsL( newElement ); |
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337 newElement = ( CSvgElementImpl * ) newElement->NextSibling(); |
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338 } |
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339 return; |
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340 } |
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341 |
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342 if(displayValue != KDisplayEnumNone) // is it a hidden element |
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343 { |
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344 CCssValue* CssValue = NULL; |
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345 TReal32 opacity = 1; |
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346 |
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347 // check visisbility |
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348 TInt32 visbilityValue = 0; |
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349 TInt visibility = newElement->GetAttributeIntL( KCSS_ATTR_VISIBILITY, visbilityValue ); |
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350 |
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351 newElement->FindProperty( KCSS_ATTR_GROUP_OPACITY, CssValue, newElement ); |
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352 if ( CssValue ) |
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353 { |
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354 opacity = ((CFloatCssValueImpl*)CssValue)->Value(); |
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355 } |
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356 |
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357 if( opacity != 1 && !newElement->IsInherited( KCSS_ATTR_GROUP_OPACITY ) ) |
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358 { |
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359 iGfxContext->BindToImageL(); |
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360 // Group opacity |
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361 if ( newElement->ElemID() == KSvgGElement && newElement->FirstChild() ) |
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362 { |
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363 // recurse with right context. |
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364 DrawElementsL( ( CSvgElementImpl* )newElement->FirstChild()); |
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365 } |
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366 // Element opacity |
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367 else |
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368 { |
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369 TBool canDraw = ETrue; |
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370 if( (visibility == KErrNone) && (visbilityValue == 0) ) |
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371 { |
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372 canDraw = newElement->DrawL( iGfxContext, NULL ) ; |
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373 } |
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374 if( canDraw && newElement->FirstChild() ) |
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375 { |
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376 DrawElementsL( ( CSvgElementImpl* )newElement->FirstChild() ); |
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377 } |
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378 } |
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379 |
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380 // Blend opacity context buffer with parent's gfx context buffer |
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381 iGfxContext->UnbindFromImageL( opacity ); |
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382 } |
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383 else // no opacity or is inherited from above.... |
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384 { |
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385 TBool canDraw = ETrue; |
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386 if( (visibility == KErrNone) && (visbilityValue == 0) ) |
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387 { |
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388 canDraw = newElement->DrawL(iGfxContext, NULL ); |
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389 } |
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390 if( canDraw && newElement->FirstChild() ) |
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391 { |
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392 DrawElementsL( ( CSvgElementImpl* )newElement->FirstChild()); |
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393 } |
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394 } |
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395 } |
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396 newElement = ( CSvgElementImpl * )newElement->NextSibling(); |
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397 |
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398 }// end while.... |
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399 } |
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400 } |
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401 |
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402 //-------------------------------------------------------------------- |
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403 //CFbsBitmap* CSvgEngineImpl::CreateOpacityFrameBufferL() |
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404 //-------------------------------------------------------------------- |
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405 CFbsBitmap* CSvgEngineImpl::CreateOpacityFrameBufferL() |
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406 { |
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407 CFbsBitmap* bitmap = new ( ELeave ) CFbsBitmap(); |
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408 |
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409 if ( iFrameBuffer != NULL ) |
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410 { |
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411 /*NGA reverse*/if ( bitmap->Create( iFrameBufferSize, EColor16MU ) != KErrNone ) |
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412 { |
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413 delete bitmap; |
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414 bitmap = NULL; |
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415 } |
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416 } |
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417 return bitmap; |
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418 } |
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419 |
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420 // --------------------------------------------------------------------------- |
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421 // Copy 32-bit buffer |
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422 // --------------------------------------------------------------------------- |
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423 |
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424 void CSvgEngineImpl::CopyBuffer( TUint32* aSrc, TUint32* aDest, const TSize aSize ) |
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425 { |
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426 if ( aSrc && aDest ) |
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427 { |
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428 Mem::Copy( aDest, aSrc, aSize.iWidth * aSize.iHeight * sizeof( TUint32 ) ); |
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429 } |
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430 } |
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431 |
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432 // --------------------------------------------------------------------------- |
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433 // Positions the root element and calls itself (recursively) for all the |
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434 // descendant elements |
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435 // CTM stands for 'Current Transformation Matrix'. |
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436 // --------------------------------------------------------------------------- |
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437 void CSvgEngineImpl::UpdateCTM(CSvgDocumentImpl* aSvgDocument) |
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438 { |
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439 |
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440 if (aSvgDocument) |
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441 { |
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442 ((CSvgElementImpl*)aSvgDocument->RootElement())->UpdateCTM(); |
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443 } |
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444 |
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445 |
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446 } |
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447 |
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448 // --------------------------------------------------------------------------- |
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449 // Initializes the SVG Engine primarily with width and height informtion |
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450 // This is based on the attribute specifications for the root 'svg' element |
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451 // --------------------------------------------------------------------------- |
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452 void CSvgEngineImpl::InitializeEngineL() |
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453 { |
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454 // VIEWBOX |
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455 // If x, y, w, h of outmost svg not defined, then put default values: 0 0 100% 100% |
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456 // return; |
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457 // Set locale, so that there is no thousands separator |
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458 |
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459 if( !iSvgDocument ) |
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460 return; |
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461 |
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462 iSvgDocument->iInitialDrawFlag = ETrue; |
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463 if(!((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iIsWidthSet) |
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464 { |
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465 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iIsWidthSet = ETrue; |
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466 } |
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467 if(!((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iIsHeightSet) |
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468 { |
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469 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iIsHeightSet = ETrue; |
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470 } |
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471 |
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472 TLocale locale; // locale object |
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473 locale.SetCurrencyTriadsAllowed( EFalse ); // change setting |
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474 TSize lSize = GetSize(); |
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475 iSvgDocument->iReqExReqFtrSysLTested = EFalse; |
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476 if ( iSvgDocument->RootElement() != NULL && |
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477 ((CSvgElementImpl*)iSvgDocument->RootElement())->ElemID() == KSvgSvgElement ) |
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478 |
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479 { |
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480 // Scale width & height to fit to screen size |
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481 CSvgSvgElementImpl* el = ( CSvgSvgElementImpl* ) |
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482 (iSvgDocument->RootElement()); |
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483 TFloatFixPt width, height; |
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484 TInt widthInt, heightInt; |
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485 TFloatFixPt scrnW( lSize.iWidth ), scrnH( lSize.iHeight ); |
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486 TFloatFixPt zero ( 0 ); |
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487 |
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488 if ( iFrameBufferOverridesViewport ) |
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489 { |
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490 //special case for Aknicon |
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491 //the don't care what the contents viewport is they just want it to scale to the framebuffer's size |
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492 width = scrnW; |
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493 height= scrnH; |
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494 } |
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495 else |
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496 { |
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497 //bitmap from the client overrides width height specified in svg |
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498 |
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499 if(iViewPortListener != NULL) |
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500 { |
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501 TInt tempWidth=0,tempHeight=0; |
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502 iViewPortListener->GetViewPort( |
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503 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iWidthInUserCoordinate, |
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504 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iHeightInUserCoordinate, |
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505 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iWidthInPercentage, |
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506 ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iHeightInPercentage, |
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507 tempWidth, |
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508 tempHeight); |
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509 |
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510 width = (TFloatFixPt) tempWidth; |
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511 height = (TFloatFixPt) tempHeight; |
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512 |
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513 //used in SetWindowViewportTrans of svgSvgElementImpl |
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514 iClientDefinedViewPort = ETrue; |
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515 |
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516 } |
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517 else |
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518 { |
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519 |
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520 TReal32 per = 100; |
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521 if(((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iWidthInPercentage) |
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522 { |
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523 width = ( TFloatFixPt ) (( lSize.iWidth/per ) * ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iWidthInUserCoordinate); |
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524 } |
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525 else |
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526 { |
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527 width = (TFloatFixPt) (((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iWidthInUserCoordinate); |
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528 } |
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529 |
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530 if(((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iHeightInPercentage) |
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531 { |
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532 height = ( TFloatFixPt ) (( lSize.iHeight/per ) * ((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iHeightInUserCoordinate); |
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533 } |
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534 else |
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535 { |
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536 height = (TFloatFixPt) (((CSvgSvgElementImpl *)(iSvgDocument->RootElement()))->iHeightInUserCoordinate); |
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537 } |
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538 |
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539 //default to XmidYmid_meet |
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540 TSvgPreserveAspectAlignType lPreserverAspectAlignment = ESvgPreserveAspectRatio_XmidYmid; |
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541 TSvgMeetOrSliceType lMeetOrSlice = ESvgMeetOrSlice_Meet; |
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542 |
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543 MSvgPreserveAspectRatio* aPreserveAspectRatio; |
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544 el->GetPreserveAspectRatio(aPreserveAspectRatio); |
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545 |
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546 if (aPreserveAspectRatio) |
|
547 { |
|
548 lPreserverAspectAlignment = aPreserveAspectRatio->GetAlign(); |
|
549 lMeetOrSlice = aPreserveAspectRatio->GetMeetOrSlice(); |
|
550 |
|
551 //el->SetPreserveAspectRatioL( lPreserverAspectAlignment, lMeetOrSlice); |
|
552 if( lPreserverAspectAlignment == ESvgPreserveAspectRatio_None && lMeetOrSlice == ESvgMeetOrSlice_Meet ) |
|
553 { |
|
554 width = scrnW; |
|
555 height = scrnH; |
|
556 } |
|
557 } |
|
558 |
|
559 if( lMeetOrSlice == ESvgMeetOrSlice_Meet && !(lPreserverAspectAlignment == ESvgPreserveAspectRatio_None) ) |
|
560 { |
|
561 widthInt = ( TInt ) width; |
|
562 heightInt = ( TInt ) height; |
|
563 |
|
564 // to avoid division by zero. |
|
565 TInt rh = lSize.iWidth ; |
|
566 if (widthInt != 0) |
|
567 { |
|
568 rh = heightInt* lSize.iWidth / widthInt; |
|
569 } |
|
570 |
|
571 if ( rh <= lSize.iHeight ) |
|
572 { |
|
573 width = scrnW; |
|
574 height = TFloatFixPt( rh ); |
|
575 } |
|
576 else |
|
577 { |
|
578 // to avoid division by zero. |
|
579 if (heightInt != 0) |
|
580 { |
|
581 width = TFloatFixPt( ((TReal32)(widthInt * lSize.iHeight)) / heightInt ); |
|
582 } |
|
583 height = scrnH; |
|
584 } |
|
585 } |
|
586 else if( lMeetOrSlice == ESvgMeetOrSlice_Slice ) |
|
587 { |
|
588 widthInt = ( TInt ) width; |
|
589 heightInt = ( TInt ) height; |
|
590 |
|
591 // to avoid division by zero. |
|
592 TInt rh = lSize.iWidth ; |
|
593 if (widthInt != 0) |
|
594 { |
|
595 rh = heightInt* lSize.iWidth / widthInt; |
|
596 } |
|
597 |
|
598 if ( rh <= lSize.iHeight ) |
|
599 { |
|
600 // to avoid division by zero. |
|
601 if (heightInt != 0) |
|
602 { |
|
603 width = TFloatFixPt( ((TReal32)(widthInt * lSize.iHeight)) / heightInt ); |
|
604 } |
|
605 height = scrnH; |
|
606 |
|
607 } |
|
608 else |
|
609 { |
|
610 width = scrnW; |
|
611 height = TFloatFixPt( rh ); |
|
612 } |
|
613 } |
|
614 else |
|
615 { |
|
616 } |
|
617 }//Normal viewer| end of else |
|
618 } |
|
619 |
|
620 if ( ( width <= zero ) || ( height <= zero ) ) //. |
|
621 { |
|
622 width = 0; |
|
623 height = 0; |
|
624 return; |
|
625 } |
|
626 // Set initial viewport |
|
627 el->SetAttributeFloatL( KAtrX, zero ); |
|
628 el->SetAttributeFloatL( KAtrY, zero ); |
|
629 el->SetAttributeFloatL( KAtrWidth, width ); |
|
630 el->SetAttributeFloatL( KAtrHeight, height ); |
|
631 } |
|
632 } |
|
633 |
|
634 |
|
635 |
|
636 |
|
637 |
|
638 // --------------------------------------------------------------------------- |
|
639 // This method is called after the SVG file is read and all elements are |
|
640 // constructed |
|
641 // It also looks for rendering properties such as Anti Aliasing at this |
|
642 // point |
|
643 // It calibrates the system for rasterization quality based on contents |
|
644 // --------------------------------------------------------------------------- |
|
645 TBool CSvgEngineImpl::StartFrameLoopL() |
|
646 { |
|
647 if( iRequestObserver != NULL ) |
|
648 { |
|
649 if(iSvgDocument != NULL && iSvgDocument->iEventHandler != NULL) |
|
650 { |
|
651 iRequestObserver->UpdatePresentation( |
|
652 iSvgDocument->iEventHandler->AnimationElementsCount()); |
|
653 } |
|
654 } |
|
655 if(iSvgDocument != NULL) |
|
656 { |
|
657 if ( iSvgDocument->RootElement() ) |
|
658 { |
|
659 InitializeEngineL(); // set the viewport and viewbox |
|
660 return ETrue; |
|
661 } |
|
662 } |
|
663 return EFalse; |
|
664 } |
|
665 // --------------------------------------------------------------------------- |
|
666 // UpdatePresentation() |
|
667 // --------------------------------------------------------------------------- |
|
668 void CSvgEngineImpl::UpdatePresentation(const TInt32& aParam) |
|
669 { |
|
670 if( iRequestObserver != NULL ) |
|
671 { |
|
672 iRequestObserver->UpdatePresentation (aParam); |
|
673 } |
|
674 } |
|
675 |
|
676 |
|
677 //--------------------------------------------------------------------------- |
|
678 // SetRenderingQuality |
|
679 // |
|
680 // @param : aRenderQuality |
|
681 // The function is called from JSR226 API. Specific to M2G/JSR226 only. |
|
682 //--------------------------------------------------------------------------- |
|
683 void CSvgEngineImpl::SetRenderingQuality( const TInt32 aRenderQuality) |
|
684 { |
|
685 // Bydefault iRenderQuality is set to 2 i.e. Rendering Quality high. |
|
686 |
|
687 if( iRenderQuality != aRenderQuality ) |
|
688 { |
|
689 iRenderQuality = aRenderQuality; |
|
690 |
|
691 if( iGfxContext ) |
|
692 { |
|
693 iGfxContext->SetAntialiasingMode( iRenderQuality ); |
|
694 } |
|
695 } |
|
696 } |
|
697 |
|
698 |
|
699 // --------------------------------------------------------------------------- |
|
700 // Invalidate the current raster (and frame buffer) and |
|
701 // update the buffer with new raster. |
|
702 // --------------------------------------------------------------------------- |
|
703 void CSvgEngineImpl::RedrawL() |
|
704 { |
|
705 // Clear the frame buffer |
|
706 if( iGfxContext && iSvgDocument) |
|
707 { |
|
708 // Set Clipping rectangle |
|
709 CSvgSvgElementImpl* el = ( CSvgSvgElementImpl* ) (iSvgDocument->RootElement()); |
|
710 if ( !el ) |
|
711 { |
|
712 return; // No DOM tree, nothing to draw. |
|
713 } |
|
714 |
|
715 |
|
716 |
|
717 // If viewBox has been set and width or height is zero |
|
718 // Do not render the content |
|
719 TGfxRectangle2D viewBoxRect; |
|
720 if(el->GetViewBox(viewBoxRect)) |
|
721 { |
|
722 if(viewBoxRect.iWidth == TFloatFixPt(0) || |
|
723 viewBoxRect.iHeight == TFloatFixPt(0)) |
|
724 { |
|
725 return; |
|
726 } |
|
727 } |
|
728 |
|
729 iGfxContext->SetupContextL(); |
|
730 iGfxContext->Clear(iBackgroundColor); |
|
731 iGfxContext->SetFillOpacity( 1.0f ); |
|
732 iGfxContext->SetStrokeOpacity( 1.0f ); |
|
733 |
|
734 TFloatFixPt width, height; |
|
735 el->GetAttributeFloat( KAtrWidth, width ); |
|
736 el->GetAttributeFloat( KAtrHeight, height ); |
|
737 TGfxRectangle2D clipRect ( 0, 0, width, height ); |
|
738 iGfxContext->SetClip( clipRect ); |
|
739 iClipRect = clipRect; |
|
740 |
|
741 UpdateCTM(iSvgDocument); |
|
742 |
|
743 iSvgDocument->iIsRendering = ETrue; |
|
744 DrawElementsL( (CSvgElementImpl*)iSvgDocument->RootElement()); |
|
745 iSvgDocument->iIsRendering = EFalse; |
|
746 |
|
747 iGfxContext->Flush(); |
|
748 |
|
749 // Get the redering result onto CFbsBitmap. |
|
750 if(iFrameBufferSize.iWidth > 0) |
|
751 iGfxContext->UpdateFramebufferL( iFrameBuffer, iMask,iFrameBufferSize,iRenderDspMode,iMaskDspMode ); |
|
752 else |
|
753 iGfxContext->UpdateFramebufferL( iFrameBuffer, iMask ); |
|
754 |
|
755 if ( !iIgnoreUpdateScreen && iRequestObserver != NULL ) |
|
756 { |
|
757 iRequestObserver->UpdateScreen(); |
|
758 } |
|
759 if ( iSvgDocument->iInitSortList ) |
|
760 { |
|
761 iSvgDocument->SortEventList(); |
|
762 } |
|
763 else |
|
764 { |
|
765 iSvgDocument->iInitSortList=EFalse; |
|
766 } |
|
767 } |
|
768 } |
|
769 |
|
770 // --------------------------------------------------------------------------- |
|
771 // Delete the objects associated with the last loaded SVG file |
|
772 // --------------------------------------------------------------------------- |
|
773 void CSvgEngineImpl::Destroy() |
|
774 { |
|
775 //if ( iSvgDocument ) |
|
776 // { |
|
777 // Stop timer and reset time |
|
778 // iSvgDocument->TimeContainer()->UserStop(); |
|
779 // iSvgDocument->TimeContainer()->UserResetTime(); |
|
780 // } |
|
781 } |
|
782 |
|
783 |
|
784 // --------------------------------------------------------------------------- |
|
785 // Set the URI information |
|
786 // --------------------------------------------------------------------------- |
|
787 void CSvgEngineImpl::LinkRequest( const TDesC& aUri ) |
|
788 { |
|
789 iLinkUri.Set( aUri ); |
|
790 } |
|
791 // --------------------------------------------------------------------------- |
|
792 // Set the Link:Show information |
|
793 // --------------------------------------------------------------------------- |
|
794 |
|
795 |
|
796 void CSvgEngineImpl::LinkRequestWithShow(const TDesC& aUri ,const TDesC& aLinkShow ) |
|
797 { |
|
798 iLinkUri.Set( aUri ); |
|
799 iLinkShow.Set( aLinkShow ); |
|
800 } |
|
801 |
|
802 // --------------------------------------------------------------------------- |
|
803 // Initiate the process of getting an svg font from the client |
|
804 // --------------------------------------------------------------------------- |
|
805 TBool CSvgEngineImpl::FetchFont( const TDesC& aUri, RFs& aSession, RFile& aFileHandle ) |
|
806 { |
|
807 if ( iRequestObserver == NULL ) |
|
808 { |
|
809 return EFalse; |
|
810 } |
|
811 else |
|
812 { |
|
813 if (iRequestObserver->FetchFont( aUri, aSession, aFileHandle ) == KErrNone) |
|
814 { |
|
815 return ETrue; |
|
816 } |
|
817 return EFalse; |
|
818 } |
|
819 } |
|
820 |
|
821 // --------------------------------------------------------------------------- |
|
822 // Initiate the process of getting an embedded image from the client |
|
823 // --------------------------------------------------------------------------- |
|
824 TBool CSvgEngineImpl::FetchImage( const TDesC& aUri, RFs& aSession, RFile& aFileHandle ) |
|
825 { |
|
826 if ( iRequestObserver == NULL ) |
|
827 { |
|
828 return EFalse; |
|
829 } |
|
830 else |
|
831 { |
|
832 if (iRequestObserver->FetchImage( aUri, aSession, aFileHandle ) == KErrNone) |
|
833 { |
|
834 return ETrue; |
|
835 } |
|
836 return EFalse; |
|
837 } |
|
838 } |
|
839 |
|
840 // --------------------------------------------------------------------------- |
|
841 // Accessor for Graphics Context object |
|
842 // --------------------------------------------------------------------------- |
|
843 CGfx2dGc* CSvgEngineImpl::GraphicsContext() |
|
844 { |
|
845 return iGfxContext; |
|
846 } |
|
847 |
|
848 // --------------------------------------------------------------------------- |
|
849 // Accessor for the Engine's current time |
|
850 // --------------------------------------------------------------------------- |
|
851 TInt32 CSvgEngineImpl::CurrentTIme() |
|
852 { |
|
853 if ( iSvgDocument ) |
|
854 { |
|
855 return iSvgDocument->CurrentTime(); |
|
856 } |
|
857 return KErrGeneral; |
|
858 } |
|
859 |
|
860 |
|
861 // -------------------------------------------------------------------------- |
|
862 // void CSvgEngineImpl::ImageLoadingCompleted( TInt /* aErrorStatus */ ) |
|
863 // --------------------------------------------------------------------------- |
|
864 // ImageLoadingObserver interface |
|
865 void CSvgEngineImpl::ImageLoadingCompleted( TInt /* aErrorStatus */ ) |
|
866 { |
|
867 TRAP_IGNORE(RedrawL()); |
|
868 //aErrorStatus = 0; |
|
869 } |
|
870 |
|
871 // -------------------------------------------------------------------------- |
|
872 // void CSvgEngineImpl::UpdatePath( CGfxGeneralPath* hPath, CSvgElementImpl* hElement ) |
|
873 // --------------------------------------------------------------------------- |
|
874 void CSvgEngineImpl::UpdatePath( CGfxGeneralPath* hPath, CSvgElementImpl* hElement ) |
|
875 { |
|
876 if ((hElement != NULL) && (hElement->ElemID() == KSvgPathElement)) |
|
877 { |
|
878 TRAPD(error,hElement->SetAttributePathL(KAtrData, hPath)); |
|
879 if ( error != KErrNone ) |
|
880 { |
|
881 // Error Processing |
|
882 return; |
|
883 } |
|
884 } |
|
885 |
|
886 } |
|
887 |
|
888 // --------------------------------------------------------------------------- |
|
889 // Accessor for the document object for the currently loaded SVG source |
|
890 // --------------------------------------------------------------------------- |
|
891 CSvgDocumentImpl* CSvgEngineImpl::Document() |
|
892 { |
|
893 return iSvgDocument; |
|
894 } |
|
895 |
|
896 // --------------------------------------------------------------------------- |
|
897 // Restrict Thumbnail documents |
|
898 // Do not render to frame buffer when is in thumbnail mode and |
|
899 // frame buffer size width or height is larger than 80x80. |
|
900 // --------------------------------------------------------------------------- |
|
901 TBool CSvgEngineImpl::PassesThumbNailRestriction() |
|
902 { |
|
903 if ( iSvgDocument && iFrameBuffer && iSvgDocument->IsThumbNailOnly() ) |
|
904 { |
|
905 TSize size = iFrameBuffer->SizeInPixels(); |
|
906 if ( size.iWidth > 80 || size.iHeight > 80 ) |
|
907 { |
|
908 return EFalse; |
|
909 } |
|
910 } |
|
911 return ETrue; |
|
912 } |
|
913 |
|
914 //*************************************************************** |
|
915 // Event handling |
|
916 // --------------------------------------------------------------------------- |
|
917 // Initiate the process of handling an event from the client for the |
|
918 // SVG source |
|
919 // --------------------------------------------------------------------------- |
|
920 void CSvgEngineImpl::ProcessEventL( CSvgDocumentImpl* aSvgDocument, |
|
921 MSvgEvent* aEvent, TBool aRedraw ) |
|
922 { |
|
923 // Check for Thumbnail restrictions |
|
924 if ( !PassesThumbNailRestriction() ) |
|
925 { |
|
926 return; |
|
927 } |
|
928 |
|
929 // Timer event |
|
930 //if(!aEvent || !iGfxContext) |
|
931 if(!aEvent) |
|
932 return; |
|
933 if ( aEvent->EventType() == ESvgEngineEventTimer ) |
|
934 { |
|
935 // Update current time |
|
936 if ( aSvgDocument ) |
|
937 { |
|
938 aSvgDocument->SetCurrentTime( |
|
939 ( ( MSvgTimerEvent * ) aEvent )->Time() ); |
|
940 } |
|
941 } |
|
942 |
|
943 if( aSvgDocument && aSvgDocument->iEventHandler) |
|
944 { |
|
945 if (( aSvgDocument->iEventHandler->ProcessEventL( aEvent ) || |
|
946 aSvgDocument->iInitialDrawFlag) && aEvent->EventType() == ESvgEngineEventTimer ) |
|
947 { |
|
948 |
|
949 if(aSvgDocument->iInitSortList) |
|
950 { |
|
951 aSvgDocument->SortEventList(); |
|
952 aSvgDocument->iInitSortList = EFalse; |
|
953 } |
|
954 aSvgDocument->iInitialDrawFlag = EFalse; |
|
955 aSvgDocument->iEventHandler->DoAnimProcL(aEvent); |
|
956 |
|
957 if (aRedraw) |
|
958 { |
|
959 // Redraw is performed for iSvgDocument |
|
960 RedrawL(); |
|
961 } |
|
962 } |
|
963 else |
|
964 { |
|
965 // this is to keep the dom in its final state. |
|
966 if(aEvent->EventType() == ESvgEngineEventTimer) |
|
967 { |
|
968 aSvgDocument->iEventHandler->DoAnimProcL(aEvent); |
|
969 } |
|
970 |
|
971 } |
|
972 |
|
973 // Process Link |
|
974 if ( aEvent->EventMask() == KSvgEventMaskExternalUI ) |
|
975 { |
|
976 if ( iLinkUri.Length() > 0 ) |
|
977 { |
|
978 DoHyperLinkingL(); |
|
979 // reset link description |
|
980 iLinkUri.Set( NullString ); |
|
981 } |
|
982 } |
|
983 } |
|
984 |
|
985 // Show FPS debug info. note. only write data to STI port |
|
986 #ifdef _DEBUG |
|
987 |
|
988 if ( aEvent->EventType() == ESvgEngineInternalEvent ) |
|
989 { |
|
990 MSvgInternalEvent* evt = ( MSvgInternalEvent* ) aEvent; |
|
991 if (evt->SvgEvent() == ESvgEventEndEvent) |
|
992 { |
|
993 iAnimationState = KAnimFinished; |
|
994 return; |
|
995 } |
|
996 else |
|
997 if (evt->SvgEvent() == ESvgEventBeginEvent) |
|
998 { |
|
999 iAnimationState = KAnimActive; |
|
1000 return; |
|
1001 } |
|
1002 |
|
1003 } |
|
1004 |
|
1005 // time display for debug |
|
1006 if ( iShowDebugInfo && iGfxContext && aEvent->EventType() == ESvgEngineEventTimer |
|
1007 && iAnimationState != KAnimFinished /*&& iTimer*/) |
|
1008 { |
|
1009 TInt fps = iSvgDocument->TimeContainer()->UserFps() / 10; //iTimer->Fps() / 10; |
|
1010 _LIT(msg, "\n%3d.%d\n"); |
|
1011 RDebug::Print(msg, fps, iSvgDocument->TimeContainer()->UserFps() |
|
1012 - fps * 10 ); |
|
1013 |
|
1014 } |
|
1015 #endif //_DEBUG |
|
1016 |
|
1017 } |
|
1018 |
|
1019 |
|
1020 // --------------------------------------------------------------------------- |
|
1021 // This method is for future extension, in which an external script engine |
|
1022 // could be used to evaluate a script description. |
|
1023 // --------------------------------------------------------------------------- |
|
1024 TBool CSvgEngineImpl::ScriptCall( const TDesC& aScript, |
|
1025 CSvgElementImpl* aCallerElement ) |
|
1026 { |
|
1027 if ( iRequestObserver == NULL ) |
|
1028 { |
|
1029 return EFalse; |
|
1030 } |
|
1031 else |
|
1032 { |
|
1033 return iRequestObserver->ScriptCall( aScript, aCallerElement ); |
|
1034 } |
|
1035 } |
|
1036 |
|
1037 |
|
1038 //*************************************************************** |
|
1039 // |
|
1040 // --------------------------------------------------------------------------- |
|
1041 // Obtain the longest duration for an animation given document |
|
1042 // NULL will assume the attached document. |
|
1043 // --------------------------------------------------------------------------- |
|
1044 TUint32 CSvgEngineImpl::Duration( CSvgDocumentImpl* aDocument ) |
|
1045 { |
|
1046 if ( aDocument == NULL ) |
|
1047 { |
|
1048 if ( iSvgDocument == NULL ) |
|
1049 { |
|
1050 return 0; |
|
1051 } |
|
1052 return iSvgDocument->AnimationDuration(); |
|
1053 } |
|
1054 return aDocument->AnimationDuration(); |
|
1055 } |
|
1056 |
|
1057 //*******************************************************/ |
|
1058 // -------------------------------------------------------------------------- |
|
1059 // void CSvgEngineImpl::SwitchDebugInfo() |
|
1060 // --------------------------------------------------------------------------- |
|
1061 void CSvgEngineImpl::SwitchDebugInfo(TBool debug) |
|
1062 { |
|
1063 iShowDebugInfo = debug; |
|
1064 } |
|
1065 |
|
1066 void CSvgEngineImpl::CustomOption(TBool aCustomOption ) |
|
1067 { |
|
1068 iCustomOption = aCustomOption; |
|
1069 delete iGfxContext; |
|
1070 iGfxContext = NULL; |
|
1071 |
|
1072 /*NGA reverse*/ TRAP_IGNORE( iGfxContext = CGfx2dGcOpenVG::NewL( iFrameBufferSize, iBitmapFontSpec, iSvgBitmapFontProvider )); |
|
1073 |
|
1074 |
|
1075 } |
|
1076 |
|
1077 |
|
1078 |
|
1079 |
|
1080 // --------------------------------------------------------------------------- |
|
1081 // Initiate the process of opening and reading an embedded hyperlink |
|
1082 // --------------------------------------------------------------------------- |
|
1083 void CSvgEngineImpl::DoHyperLinkingL() |
|
1084 { |
|
1085 |
|
1086 if( iSvgDocument == NULL ) |
|
1087 return; |
|
1088 |
|
1089 // Not full support of XPointer |
|
1090 |
|
1091 _LIT( KTmpHttp, "http:" ); |
|
1092 _LIT( KTmpFile, "file:" ); |
|
1093 _LIT( KTmpHash, "#" ); |
|
1094 _LIT( KTmpSvgView, "SvgView" ); |
|
1095 if ( iLinkUri.Left( 1 ) == KTmpHash ) |
|
1096 { |
|
1097 // internal linking |
|
1098 // Extract id |
|
1099 TLex lex ( iLinkUri ); |
|
1100 lex.Inc(); // skip '#' |
|
1101 lex.Mark(); |
|
1102 while ( !lex.Eos() && lex.Peek().IsAlpha() ) |
|
1103 lex.Inc(); |
|
1104 TPtrC targetId = lex.MarkedToken(); |
|
1105 if ( targetId == KTmpSvgView ) |
|
1106 { |
|
1107 // need to parse next token = {viewBoxSpec| preserveAspectRatioSpec |
|
1108 // |transformSpec|zoomAndPanSpec|viewTargetSpec} |
|
1109 |
|
1110 // Not yet supported |
|
1111 } |
|
1112 else |
|
1113 { |
|
1114 |
|
1115 CSvgElementImpl*targetElement = ( CSvgElementImpl* ) |
|
1116 iSvgDocument->GetElementById( targetId ); |
|
1117 if ( targetElement == NULL ) |
|
1118 return; |
|
1119 |
|
1120 if ( targetElement->IsAnimatedElement( ) ) |
|
1121 { |
|
1122 // start animation |
|
1123 ( ( CSvgAnimationBase * ) targetElement )->BeginElementL(); |
|
1124 } |
|
1125 else |
|
1126 { |
|
1127 } |
|
1128 } |
|
1129 } |
|
1130 else if ( iLinkUri.Length() >= 5 ) |
|
1131 { |
|
1132 if ( iLinkUri.Left( 5 ) == KTmpHttp || iLinkUri.Left( 5 ) == KTmpFile ) |
|
1133 { |
|
1134 // notify observer of desire to follow http link |
|
1135 NotifyHyperlinkActivated( iLinkUri ); |
|
1136 } |
|
1137 else |
|
1138 { |
|
1139 // notify observer of desire to follow link |
|
1140 if ( iLinkShow.Length() > 0 ) |
|
1141 NotifyHyperlinkActivatedWithShow( iLinkUri, iLinkShow ); |
|
1142 else |
|
1143 NotifyHyperlinkActivated( iLinkUri ); |
|
1144 } |
|
1145 } |
|
1146 else if ( iLinkUri.Length() > 0 ) |
|
1147 { |
|
1148 // notify observer of desire to follow link |
|
1149 if ( iLinkShow.Length() > 0 ) |
|
1150 NotifyHyperlinkActivatedWithShow( iLinkUri, iLinkShow ); |
|
1151 else |
|
1152 NotifyHyperlinkActivated( iLinkUri ); |
|
1153 } |
|
1154 } |
|
1155 |
|
1156 // --------------------------------------------------------------------------- |
|
1157 // Dump a completed raster to the off screen buffer provided by the |
|
1158 // client |
|
1159 // --------------------------------------------------------------------------- |
|
1160 TInt CSvgEngineImpl::RenderFileToBuffer( const TDesC8& aSvgData, |
|
1161 CFbsBitmap* aFrameBuffer, |
|
1162 CFbsBitmap* aMask, |
|
1163 TBool aPreserveAspectRatio ) |
|
1164 { |
|
1165 if ( !iGfxContext ) |
|
1166 { |
|
1167 return EFalse; |
|
1168 } |
|
1169 |
|
1170 CFbsBitmap* OrgFrameBuffer; |
|
1171 CFbsBitmap* OrgMask; |
|
1172 OrgFrameBuffer = iFrameBuffer; |
|
1173 OrgMask = iMask; |
|
1174 CSvgDocumentImpl* lsvgorgdoc = iSvgDocument; |
|
1175 // We have moved all the leaving functions into RenderFileL |
|
1176 TRAPD(err,RenderFileL(aSvgData,aFrameBuffer,aMask,aPreserveAspectRatio)); |
|
1177 // No matter what...whether the RenderFileL returns properly or leave we need to set the |
|
1178 //GDI context back to the original frame buffer and mask... and set back the engine to |
|
1179 //how it was before all this happened.. |
|
1180 |
|
1181 SetDocument(lsvgorgdoc); |
|
1182 lsvgorgdoc->SetEngine(this); |
|
1183 // the setGDIContextL error is a very serious error and if it occurs then |
|
1184 // there is no way of recovery. |
|
1185 TRAP_IGNORE(SetGdiContextL(OrgFrameBuffer,OrgMask)); |
|
1186 //So we are propagating the more probable error of the two which is the leaving of |
|
1187 // RenderFileL. |
|
1188 return err; |
|
1189 } |
|
1190 |
|
1191 // --------------------------------------------------------------------------- |
|
1192 // --------------------------------------------------------------------------- |
|
1193 // Helper leaving function for the function RenderFileToBuffer. |
|
1194 // The actual rendering happens in this function..while the calling function uses this to |
|
1195 // render the file. |
|
1196 // --------------------------------------------------------------------------- |
|
1197 |
|
1198 |
|
1199 void CSvgEngineImpl::RenderFileL( const TDesC8& aSvgData, |
|
1200 CFbsBitmap* aFrameBuffer, |
|
1201 CFbsBitmap* aMask, |
|
1202 TBool aPreserveAspectRatio) |
|
1203 |
|
1204 { |
|
1205 CFont *lFont = iGfxContext->Font(); |
|
1206 TFontSpec lFontSpec = lFont->FontSpecInTwips(); |
|
1207 |
|
1208 TSize imageSize; |
|
1209 imageSize = aFrameBuffer->SizeInPixels(); |
|
1210 //iFrameBuffer = aFrameBuffer; |
|
1211 |
|
1212 SetGdiContextL(aFrameBuffer, aMask); |
|
1213 CSvgDocumentImpl* lSvgDocument = CSvgDocumentImpl::NewLC(iSvgBitmapFontProvider); |
|
1214 SetDocument(lSvgDocument); |
|
1215 lSvgDocument->SetEngine(this); |
|
1216 |
|
1217 // fileHandle is valid from client |
|
1218 lSvgDocument->Load( aSvgData, *iSvgError ); |
|
1219 if ( iSvgError->HasError() && !iSvgError->IsWarning() ) |
|
1220 { |
|
1221 CleanupStack::PopAndDestroy(1); |
|
1222 return; |
|
1223 } |
|
1224 |
|
1225 StartFrameLoopL(); |
|
1226 CSvgSvgElementImpl* lRoot = (CSvgSvgElementImpl*)lSvgDocument->RootElement(); |
|
1227 _LIT( KPreserveAspectRatio, "preserveAspectRatio" ); |
|
1228 |
|
1229 if(lRoot) |
|
1230 { |
|
1231 if ( aPreserveAspectRatio ) |
|
1232 { |
|
1233 _LIT( KXMidYMid, "xMidYMid" ); |
|
1234 lRoot->SetAttributeL( KPreserveAspectRatio, KXMidYMid ); |
|
1235 lRoot->SetWidth( imageSize.iWidth ); |
|
1236 lRoot->SetHeight( imageSize.iHeight ); |
|
1237 } |
|
1238 else { |
|
1239 _LIT( KNone, "none" ); |
|
1240 lRoot->SetAttributeL( KPreserveAspectRatio, KNone ); |
|
1241 lRoot->SetWidth( imageSize.iWidth ); |
|
1242 lRoot->SetHeight( imageSize.iHeight ); |
|
1243 } |
|
1244 RedrawL(); |
|
1245 } |
|
1246 CleanupStack::PopAndDestroy( 1 ); |
|
1247 } |
|
1248 |
|
1249 |
|
1250 // --------------------------------------------------------------------------- |
|
1251 // --------------------------------------------------------------------------- |
|
1252 // Generate a mask bitmap from alpha channel of the framebuffer. |
|
1253 // --------------------------------------------------------------------------- |
|
1254 void CSvgEngineImpl::GenerateMask(CFbsBitmap* aMask) |
|
1255 { |
|
1256 if ( iGfxContext ) |
|
1257 { |
|
1258 iGfxContext->GenerateMask( aMask ); |
|
1259 } |
|
1260 } |
|
1261 |
|
1262 // |
|
1263 // --------------------------------------------------------------------------- |
|
1264 // set background color |
|
1265 // --------------------------------------------------------------------------- |
|
1266 void CSvgEngineImpl::SetBackgroundColor(TUint32 aRGBA8888Color) |
|
1267 { |
|
1268 iBackgroundColor = aRGBA8888Color; |
|
1269 } |
|
1270 |
|
1271 // |
|
1272 // --------------------------------------------------------------------------- |
|
1273 // Get Size of render buffer |
|
1274 // --------------------------------------------------------------------------- |
|
1275 TSize CSvgEngineImpl::GetSize() |
|
1276 { |
|
1277 return iFrameBufferSize; |
|
1278 |
|
1279 |
|
1280 |
|
1281 } |
|
1282 |
|
1283 |
|
1284 // |
|
1285 // --------------------------------------------------------------------------- |
|
1286 // Return SVG Engine State |
|
1287 // --------------------------------------------------------------------------- |
|
1288 |
|
1289 TSvgEngineState CSvgEngineImpl::SVGEngineState() |
|
1290 { |
|
1291 return iSvgEngineState; |
|
1292 } |
|
1293 |
|
1294 // |
|
1295 // --------------------------------------------------------------------------- |
|
1296 // Set SVG Engine State |
|
1297 // --------------------------------------------------------------------------- |
|
1298 |
|
1299 void CSvgEngineImpl::SetSVGEngineState(TSvgEngineState aState) |
|
1300 { |
|
1301 iSvgEngineState = aState; |
|
1302 if( iSvgEngineState == ESVGEnginePaused ) |
|
1303 { |
|
1304 if ( iSvgDocument ) |
|
1305 { |
|
1306 iSvgDocument->TimeContainer()->UserPause(); |
|
1307 NotifyAnimationPaused(); |
|
1308 } |
|
1309 } |
|
1310 else if( iSvgEngineState == ESVGEngineRunning ) |
|
1311 { |
|
1312 if (iSvgDocument && iSvgDocument->IsAnimationFile()) |
|
1313 { |
|
1314 iSvgDocument->TimeContainer()->UserResume(); |
|
1315 } |
|
1316 } |
|
1317 else if(iSvgEngineState == ESVGEngineStopped ) |
|
1318 { |
|
1319 if ( iSvgDocument ) |
|
1320 { |
|
1321 iSvgDocument->TimeContainer()->UserStop(); |
|
1322 } |
|
1323 |
|
1324 } |
|
1325 } |
|
1326 |
|
1327 void CSvgEngineImpl::SeekEngine( TUint32 aTime) |
|
1328 { |
|
1329 iSvgEngineState = ESVGEngineRunning; |
|
1330 if ( iSvgDocument ) |
|
1331 { |
|
1332 iSvgDocument->TimeContainer()->UserSeek( aTime ); |
|
1333 } |
|
1334 } |
|
1335 |
|
1336 void CSvgEngineImpl::ResetTimer() |
|
1337 { |
|
1338 if ( iSvgDocument ) |
|
1339 { |
|
1340 iSvgDocument->TimeContainer()->UserResetTime(); |
|
1341 } |
|
1342 } |
|
1343 |
|
1344 // --------------------------------------------------------------------------- |
|
1345 // SetGdiContext File |
|
1346 // --------------------------------------------------------------------------- |
|
1347 |
|
1348 void CSvgEngineImpl::SetGdiContextL(CFbsBitmap* aCurrentBitmap, CFbsBitmap* aMask) |
|
1349 { |
|
1350 // Handle for both Non-NULL and NULL parameter |
|
1351 iFrameBuffer = aCurrentBitmap; |
|
1352 iMask = aMask; |
|
1353 |
|
1354 if ( aCurrentBitmap ) |
|
1355 { |
|
1356 if ( !iGfxContext ) |
|
1357 { |
|
1358 iGfxContext = CGfx2dGcOpenVG::NewL( iFrameBuffer->SizeInPixels(), iBitmapFontSpec, iSvgBitmapFontProvider ); |
|
1359 |
|
1360 // The API is called Only in case of JSR226. Incase if the midlet developer |
|
1361 // has changed the RedenderQuality of the midlet.ByDefualt the value of |
|
1362 // iRenderQuality is 2 i.e. VG_RENDERING_QUALITY_BETTER. |
|
1363 iGfxContext->SetAntialiasingMode( iRenderQuality ); |
|
1364 } |
|
1365 else |
|
1366 { |
|
1367 iGfxContext->ChangeBufferSizeL( iFrameBuffer->SizeInPixels() ); |
|
1368 } |
|
1369 } |
|
1370 else if ( iGfxContext ) |
|
1371 { |
|
1372 iGfxContext->ChangeBufferSizeL( TSize( 0,0 ) ); |
|
1373 } |
|
1374 } |
|
1375 |
|
1376 // --------------------------------------------------------------------------- |
|
1377 // void CSvgEngineImpl::StartEngine(CSvgErrorImpl* aError) |
|
1378 // --------------------------------------------------------------------------- |
|
1379 |
|
1380 void CSvgEngineImpl::StartEngine(CSvgErrorImpl* aError) |
|
1381 { |
|
1382 if ( !iFrameBuffer || !iSvgDocument ) |
|
1383 { |
|
1384 return; |
|
1385 } |
|
1386 |
|
1387 iMouseoverElement = NULL; |
|
1388 if ( ((iFrameBufferSize.iHeight <= 0 )||(iFrameBufferSize.iWidth <= 0 )) &&(( iFrameBuffer->SizeInPixels().iWidth == 0 ) || |
|
1389 ( iFrameBuffer->SizeInPixels().iHeight == 0) )) |
|
1390 { |
|
1391 return; |
|
1392 } |
|
1393 |
|
1394 TBool initialized = EFalse; |
|
1395 |
|
1396 TRAPD( initError, initialized = StartFrameLoopL() ); |
|
1397 |
|
1398 if ( initError != KErrNone || !initialized ) |
|
1399 { |
|
1400 return; |
|
1401 } |
|
1402 |
|
1403 // Get the Engine State to Running |
|
1404 SetSVGEngineState(ESVGEngineRunning); |
|
1405 |
|
1406 // Document is an animation |
|
1407 if( iSvgDocument->IsAnimationFile() ) |
|
1408 { |
|
1409 { // Atleast first frame should get drawn |
|
1410 TRAPD(error, RedrawL() ); |
|
1411 { |
|
1412 if ( error != KErrNone && aError != NULL ) |
|
1413 { |
|
1414 if( error == KErrNoMemory ) |
|
1415 { |
|
1416 CSvgDocumentImpl::PrepareError( *aError, ESvgNoMemory, error, |
|
1417 _L( "Unable to Draw: " ), |
|
1418 _L( "" ) ); |
|
1419 return; |
|
1420 } |
|
1421 |
|
1422 CSvgDocumentImpl::PrepareError( *aError, ESvgUnknown, error, |
|
1423 _L( "Unable to Draw: " ), |
|
1424 _L( "" ) ); |
|
1425 return; |
|
1426 } |
|
1427 } |
|
1428 |
|
1429 } |
|
1430 |
|
1431 iSvgDocument->TimeContainer()->UserPlay(); |
|
1432 iSvgDocument->iAnimationResetNeeded = ETrue; |
|
1433 } |
|
1434 // Static svg file |
|
1435 else |
|
1436 { |
|
1437 TRAPD(error, RedrawL() ); |
|
1438 { |
|
1439 if ( error != KErrNone && aError != NULL ) |
|
1440 { |
|
1441 if( error == KErrNoMemory ) |
|
1442 { |
|
1443 CSvgDocumentImpl::PrepareError( *aError, ESvgNoMemory, error, |
|
1444 _L( "Unable to Draw: " ), |
|
1445 _L( "" ) ); |
|
1446 return; |
|
1447 } |
|
1448 |
|
1449 CSvgDocumentImpl::PrepareError( *aError, ESvgUnknown, error, |
|
1450 _L( "Unable to Draw: " ), |
|
1451 _L( "" ) ); |
|
1452 return; |
|
1453 } |
|
1454 } |
|
1455 } |
|
1456 } |
|
1457 |
|
1458 // -------------------------------------------------------------------------- |
|
1459 // void CSvgEngineImpl::RenderFrame( TUint aCurrentTime ) |
|
1460 // --------------------------------------------------------------------------- |
|
1461 void CSvgEngineImpl::RenderFrame( TUint aCurrentTime ) |
|
1462 { |
|
1463 if ( !iFrameBuffer || !iSvgDocument || |
|
1464 iFrameBuffer->SizeInPixels().iWidth == 0 || iFrameBuffer->SizeInPixels().iHeight == 0 ) |
|
1465 { |
|
1466 return; |
|
1467 } |
|
1468 |
|
1469 if ( aCurrentTime == 0 ) |
|
1470 { |
|
1471 SeekEngine( 0 ); |
|
1472 } |
|
1473 |
|
1474 iMouseoverElement = NULL; |
|
1475 |
|
1476 CSvgSvgElementImpl* rootElement = (CSvgSvgElementImpl*)iSvgDocument->RootElement(); |
|
1477 |
|
1478 if (rootElement == NULL) |
|
1479 { |
|
1480 return; |
|
1481 } |
|
1482 |
|
1483 TGfxRectangle2D viewBoxRect; |
|
1484 if (rootElement->GetViewBox(viewBoxRect)) |
|
1485 { |
|
1486 //viewbox has been defined or set already |
|
1487 if (viewBoxRect.iWidth == TFloatFixPt(0) || viewBoxRect.iHeight == TFloatFixPt(0)) |
|
1488 { |
|
1489 //viewbox has no area so dont render |
|
1490 return; |
|
1491 } |
|
1492 } |
|
1493 |
|
1494 if( iRequestObserver && iSvgDocument->iEventHandler ) |
|
1495 { |
|
1496 iRequestObserver->UpdatePresentation( iSvgDocument->iEventHandler->AnimationElementsCount() ); |
|
1497 } |
|
1498 |
|
1499 iSvgDocument->iInitialDrawFlag = ETrue; |
|
1500 |
|
1501 // Fix for animation element for testApp |
|
1502 TSvgTick lTick; |
|
1503 lTick.iRealTimeTick = aCurrentTime; |
|
1504 lTick.iParentTcTick = 0; |
|
1505 iSvgDocument->TimeContainer()->ParentTimeContainerTick(lTick) ; |
|
1506 // Fix for animation element for testApp |
|
1507 } |
|
1508 |
|
1509 |
|
1510 // --------------------------------------------------------------------------- |
|
1511 // Set SvgEngine Document |
|
1512 // --------------------------------------------------------------------------- |
|
1513 void CSvgEngineImpl::SetDocument(CSvgDocumentImpl* aDocument) |
|
1514 { |
|
1515 iSvgDocument = aDocument; |
|
1516 } |
|
1517 |
|
1518 |
|
1519 // --------------------------------------------------------------------------- |
|
1520 // Change the duration of the timer |
|
1521 // --------------------------------------------------------------------------- |
|
1522 void CSvgEngineImpl::ChangeDuration( TUint32 aTimerDuration ) |
|
1523 { |
|
1524 if ( iSvgDocument ) |
|
1525 { |
|
1526 iSvgDocument->TimeContainer()->UserChangeFrameDuration( |
|
1527 aTimerDuration ); |
|
1528 |
|
1529 // Check if there is animation element in the parent svg |
|
1530 RPointerArray<CSvgElementImpl> lAnimationEleList; |
|
1531 iSvgDocument->FindAllElements((CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1532 KSvgMediaAnimationElement, lAnimationEleList ); |
|
1533 TInt lAnimationEleCnt = lAnimationEleList.Count(); |
|
1534 for ( TInt lCurAnimationEle = 0; |
|
1535 lCurAnimationEle < lAnimationEleCnt; lCurAnimationEle++ ) |
|
1536 { |
|
1537 CSvgMediaAnimationElementImpl* lAnimationElement = |
|
1538 (CSvgMediaAnimationElementImpl* )lAnimationEleList[ lCurAnimationEle ]; |
|
1539 CSvgDocumentImpl* lChildDoc = lAnimationElement->GetChildDocument(); |
|
1540 if ( lChildDoc ) |
|
1541 { |
|
1542 lChildDoc->TimeContainer()->UserChangeFrameDuration( |
|
1543 aTimerDuration ); // Change Frame duration for child svg |
|
1544 } |
|
1545 } |
|
1546 lAnimationEleList.Close(); |
|
1547 } |
|
1548 } |
|
1549 |
|
1550 // -------------------------------------------------------------------------- |
|
1551 // void CSvgEngineImpl::Resume(TInt32 aTime) |
|
1552 // --------------------------------------------------------------------------- |
|
1553 void CSvgEngineImpl::Resume(TInt32 aTime) |
|
1554 { |
|
1555 if ( iSvgDocument ) |
|
1556 { |
|
1557 iSvgDocument->TimeContainer()->UserResume( aTime ); |
|
1558 } |
|
1559 } |
|
1560 |
|
1561 // -------------------------------------------------------------------------- |
|
1562 // void CSvgEngineImpl::FindBBoxesForRotatedText( const TDesC& aSearchString, |
|
1563 // --------------------------------------------------------------------------- |
|
1564 void CSvgEngineImpl::FindBBoxesForRotatedText( const TDesC& aSearchString, |
|
1565 RPointerArray<MRect>& aBoundingBoxes, |
|
1566 RArray<TPtrC>& aTexts, |
|
1567 RArray<TInt>& aElementIds, |
|
1568 TBool aCaseSensitive ) |
|
1569 { |
|
1570 if ( iSvgDocument == NULL ) |
|
1571 return; |
|
1572 |
|
1573 if ( iSvgTextBoundingBoxes.Count() > 0 ) |
|
1574 { |
|
1575 iSvgTextBoundingBoxes.ResetAndDestroy(); |
|
1576 } |
|
1577 |
|
1578 // Find all text elements |
|
1579 HBufC* searchStr = aSearchString.AllocLC(); |
|
1580 TPtr searchStrPtr = searchStr->Des(); |
|
1581 RPointerArray<CSvgElementImpl> textElements; |
|
1582 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1583 KSvgTextElement, textElements ); |
|
1584 // Himanshu: Find all animation elements |
|
1585 RPointerArray<CSvgElementImpl> lAllAnimationElements; |
|
1586 iSvgDocument->FindAllElements( (CSvgElementImpl*)iSvgDocument->RootElement(), |
|
1587 KSvgMediaAnimationElement, |
|
1588 lAllAnimationElements ); |
|
1589 TInt lAllAnimationEleCnt = lAllAnimationElements.Count(); |
|
1590 for ( TInt i = 0; i < lAllAnimationEleCnt; i++ ) |
|
1591 { |
|
1592 CSvgMediaAnimationElementImpl* element = (CSvgMediaAnimationElementImpl*)lAllAnimationElements[i]; |
|
1593 CSvgDocumentImpl* ldoc = element->GetChildDocument(); |
|
1594 if(ldoc) |
|
1595 { |
|
1596 // Find all text elements in child document |
|
1597 ldoc->FindAllElements( (CSvgElementImpl*)ldoc->RootElement(), |
|
1598 KSvgTextElement, |
|
1599 textElements ); |
|
1600 } |
|
1601 |
|
1602 } |
|
1603 lAllAnimationElements.Close(); |
|
1604 |
|
1605 TSvgFourPointRect boundingBox; |
|
1606 TInt textEleCnt = textElements.Count(); |
|
1607 for ( TInt i = 0; i < textEleCnt; i++ ) |
|
1608 { |
|
1609 CSvgTextElementImpl* textElement = (CSvgTextElementImpl*)textElements[i]; |
|
1610 TPtrC remainder( textElement->GetText() ); |
|
1611 |
|
1612 TInt index = ( aCaseSensitive ) ? remainder.Find( aSearchString ) : |
|
1613 remainder.FindF( aSearchString ); |
|
1614 |
|
1615 // continue to next element if nothing found |
|
1616 if ( index == KErrNotFound ) |
|
1617 continue; |
|
1618 |
|
1619 searchStrPtr.Copy( remainder.Mid(index,aSearchString.Length()) ); |
|
1620 // Get the bounding box for the whole text element |
|
1621 textElement->GetFourPointBBox( boundingBox ); |
|
1622 |
|
1623 // Get bounding box for every occurrence |
|
1624 TReal32 textAdvance = (TReal32)(textElement->TextAdvance( *searchStr, index )); |
|
1625 TReal32 leftAdvance = 0.0f; |
|
1626 //TReal32 aHeight = textElement->Ascent() + textElement->Descent(); |
|
1627 |
|
1628 while ( index != KErrNotFound ) |
|
1629 { |
|
1630 // Calculate boundingbox for searched-text |
|
1631 // indeterminate results with a string only one character long |
|
1632 leftAdvance = leftAdvance + (TReal32)(textElement->TextAdvance( remainder.Left( index ))); |
|
1633 |
|
1634 // need to setup slope calculation here to determine where the new |
|
1635 // four point rect should be for partial pieces of text |
|
1636 |
|
1637 // need to do something for both vertical and horizontal text 0 and na slopes |
|
1638 |
|
1639 TReal32 dy = (TReal32)boundingBox.iPoint2.iY - (TReal32)boundingBox.iPoint1.iY; |
|
1640 TReal32 dx = (TReal32)boundingBox.iPoint2.iX - (TReal32)boundingBox.iPoint1.iX; |
|
1641 |
|
1642 double aSlopeRan; |
|
1643 Math::ATan(aSlopeRan, dy, dx); |
|
1644 |
|
1645 double aSinVal; |
|
1646 Math::Sin(aSinVal, aSlopeRan); |
|
1647 |
|
1648 double aCosVal; |
|
1649 Math::Cos(aCosVal, aSlopeRan); |
|
1650 |
|
1651 |
|
1652 TReal32 x1 = aCosVal * leftAdvance + (TReal32)boundingBox.iPoint1.iX; |
|
1653 TReal32 x3 = aCosVal * leftAdvance + (TReal32)boundingBox.iPoint3.iX; |
|
1654 TReal32 y1 = aSinVal * leftAdvance + (TReal32)boundingBox.iPoint1.iY; |
|
1655 TReal32 y3 = aSinVal * leftAdvance + (TReal32)boundingBox.iPoint3.iY; |
|
1656 |
|
1657 TReal32 x2 = aCosVal * textAdvance + x1; |
|
1658 TReal32 x4 = aCosVal * textAdvance + x3; |
|
1659 |
|
1660 TReal32 y2 = aSinVal * textAdvance + y1; |
|
1661 TReal32 y4 = aSinVal * textAdvance + y3; |
|
1662 |
|
1663 TSvgFourPointRect* bbox = NULL; |
|
1664 |
|
1665 TRAP_IGNORE( bbox = new (ELeave) TSvgFourPointRect( TPoint(x1, y1), |
|
1666 TPoint(x2, y2), |
|
1667 TPoint(x3, y3), |
|
1668 TPoint(x4, y4)) ); |
|
1669 |
|
1670 if ( !bbox ) |
|
1671 { |
|
1672 #ifdef _DEBUG |
|
1673 RDebug::Printf("Four Point Rect Failed: Out of Memory"); |
|
1674 #endif |
|
1675 return; |
|
1676 } |
|
1677 |
|
1678 // store bound box pointers to go back to client |
|
1679 aBoundingBoxes.Append( (MRect*)bbox ); |
|
1680 |
|
1681 iSvgTextBoundingBoxes.Append( bbox ); |
|
1682 |
|
1683 // store point to text |
|
1684 aTexts.Append( TPtrC( textElement->GetText() ) ); |
|
1685 aElementIds.Append( (TInt)textElement ); |
|
1686 |
|
1687 remainder.Set( remainder.Right( remainder.Length() - index - aSearchString.Length() ) ); |
|
1688 leftAdvance = leftAdvance + textAdvance; |
|
1689 index = ( aCaseSensitive ) ? remainder.Find( aSearchString ) : |
|
1690 remainder.FindF( aSearchString ); |
|
1691 } |
|
1692 } |
|
1693 CleanupStack::PopAndDestroy(searchStr); |
|
1694 textElements.Close(); |
|
1695 } |
|
1696 |
|
1697 //this is the old 2point rect way that only works for horizontal text |
|
1698 /*void CSvgEngineImpl::FindBBoxesForHorizontalText( const TDesC& aSearchString, |
|
1699 RArray<TRect>& aBoundingBoxes, |
|
1700 RArray<TPtrC>& aTexts, |
|
1701 RArray<TInt>& aElementIds, |
|
1702 TBool aCaseSensitive ) |
|
1703 { |
|
1704 if ( iSvgDocument == NULL ) |
|
1705 return; |
|
1706 |
|
1707 // Find all text elements |
|
1708 RPointerArray<CSvgElementImpl> textElements; |
|
1709 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1710 KSvgTextElement, textElements ); |
|
1711 |
|
1712 TGfxRectangle2D boundingBox; |
|
1713 for ( TInt i = 0; i < textElements.Count(); i++ ) |
|
1714 { |
|
1715 CSvgTextElementImpl* textElement = (CSvgTextElementImpl*)textElements[i]; |
|
1716 TPtrC remainder( textElement->GetText() ); |
|
1717 |
|
1718 TInt index = ( aCaseSensitive ) ? remainder.Find( aSearchString ) : |
|
1719 remainder.FindF( aSearchString ); |
|
1720 |
|
1721 // continue to next element if nothing found |
|
1722 if ( index == KErrNotFound ) |
|
1723 continue; |
|
1724 |
|
1725 // Get the bounding box for the whole text element |
|
1726 textElement->GetBBox( boundingBox ); |
|
1727 |
|
1728 // Get bounding box for every occurrence |
|
1729 TFloatFixPt textAdvance = textElement->TextAdvance( aSearchString, index ); |
|
1730 TFloatFixPt leftAdvance = 0.0f; |
|
1731 while ( index != KErrNotFound ) |
|
1732 { |
|
1733 // Calculate boundingbox for searched-text |
|
1734 leftAdvance = leftAdvance + textElement->TextAdvance( remainder.Left( index ), index ); |
|
1735 |
|
1736 TRect bbox( (TInt)boundingBox.iX + (TInt)leftAdvance, |
|
1737 (TInt)boundingBox.iY, |
|
1738 (TInt)boundingBox.iX + (TInt)leftAdvance + (TInt)textAdvance, |
|
1739 (TInt)boundingBox.iY + (TInt)boundingBox.iHeight ); |
|
1740 |
|
1741 // store bound box |
|
1742 aBoundingBoxes.Append( bbox ); |
|
1743 |
|
1744 // store point to text |
|
1745 aTexts.Append( TPtrC( textElement->GetText() ) ); |
|
1746 aElementIds.Append( (TInt)textElement ); |
|
1747 |
|
1748 remainder.Set( remainder.Right( remainder.Length() - index - aSearchString.Length() ) ); |
|
1749 leftAdvance = leftAdvance + textAdvance; |
|
1750 index = ( aCaseSensitive ) ? remainder.Find( aSearchString ) : |
|
1751 remainder.FindF( aSearchString ); |
|
1752 } |
|
1753 } |
|
1754 textElements.Close(); |
|
1755 } |
|
1756 */ |
|
1757 |
|
1758 /************************ HyperLinking Functions ***********************/ |
|
1759 |
|
1760 // -------------------------------------------------------------------------- |
|
1761 // void CSvgEngineImpl::CheckForHyperlinkMouseover( TInt aX, TInt aY ) |
|
1762 // --------------------------------------------------------------------------- |
|
1763 void CSvgEngineImpl::CheckForHyperlinkMouseover( TInt aX, TInt aY ) |
|
1764 { |
|
1765 if ( iHyperlinkListeners.Count() == 0 ) |
|
1766 return; |
|
1767 |
|
1768 if ( iSvgDocument == NULL ) |
|
1769 return; |
|
1770 |
|
1771 // Gather <a> elements if first time |
|
1772 RPointerArray<CSvgElementImpl> iAElementList; |
|
1773 if ( iAElementList.Count() == 0 ) |
|
1774 { |
|
1775 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1776 KSvgAElement, iAElementList ); |
|
1777 } |
|
1778 |
|
1779 // find the bounding box containing point |
|
1780 TGfxPoint2D point( aX, aY ); |
|
1781 TGfxRectangle2D boundingBox; |
|
1782 TInt aEleListCnt = iAElementList.Count(); |
|
1783 for ( TInt i = 0; i < aEleListCnt; i++ ) |
|
1784 { |
|
1785 CSvgElementImpl* element = iAElementList[i]; |
|
1786 CSvgGElementImpl::GetGroupBounding( boundingBox, element ); |
|
1787 if ( boundingBox.Contains( point ) ) |
|
1788 { |
|
1789 // no existing mouse over element: notify HyperlinkEntered |
|
1790 if ( iMouseoverElement == NULL ) |
|
1791 { |
|
1792 NotifyHyperlinkEntered( element->Href() ); |
|
1793 } |
|
1794 // otherwise: notify HyperlinkExited, HyperlinkEntered |
|
1795 else if ( iMouseoverElement != element ) |
|
1796 { |
|
1797 NotifyHyperlinkExited( iMouseoverElement->Href() ); |
|
1798 NotifyHyperlinkEntered( element->Href() ); |
|
1799 } |
|
1800 iMouseoverElement = element; |
|
1801 return; |
|
1802 } |
|
1803 } |
|
1804 |
|
1805 // no bounding box containing point: notify HyperlinkExited |
|
1806 if ( iMouseoverElement != NULL ) |
|
1807 { |
|
1808 NotifyHyperlinkExited( iMouseoverElement->Href() ); |
|
1809 iMouseoverElement = NULL; |
|
1810 } |
|
1811 |
|
1812 iAElementList.Close(); |
|
1813 } |
|
1814 |
|
1815 /*-------------------------Animation Listeners-----------------------------*/ |
|
1816 // -------------------------------------------------------------------------- |
|
1817 // void CSvgEngineImpl::AddAnimationListener( MSvgAnimationListener* aListener ) |
|
1818 // --------------------------------------------------------------------------- |
|
1819 void CSvgEngineImpl::AddAnimationListener( MSvgAnimationListener* aListener ) |
|
1820 { |
|
1821 if ( aListener != NULL && iAnimationListeners.Find( aListener ) == KErrNotFound ) |
|
1822 iAnimationListeners.Append( aListener ); |
|
1823 |
|
1824 } |
|
1825 |
|
1826 // -------------------------------------------------------------------------- |
|
1827 // void CSvgEngineImpl::RemoveAnimationListener( MSvgAnimationListener* aListener ) |
|
1828 // --------------------------------------------------------------------------- |
|
1829 void CSvgEngineImpl::RemoveAnimationListener( MSvgAnimationListener* aListener ) |
|
1830 { |
|
1831 TInt index = iAnimationListeners.Find( aListener ); |
|
1832 if ( index != KErrNotFound ) |
|
1833 iAnimationListeners.Remove( index ); |
|
1834 } |
|
1835 |
|
1836 /*-------------------------Animation listener notification to client-------*/ |
|
1837 // -------------------------------------------------------------------------- |
|
1838 // void CSvgEngineImpl::NotifyAnimationStarted() |
|
1839 // --------------------------------------------------------------------------- |
|
1840 void CSvgEngineImpl::NotifyAnimationStarted() |
|
1841 { |
|
1842 |
|
1843 TBool isAnimationIndefinite = EFalse; |
|
1844 if ( ( iSvgDocument == NULL ) || ( iSvgDocument->RootElement() == NULL ) || |
|
1845 ( iAnimationListeners.Count() == 0 ) ) |
|
1846 { |
|
1847 return; |
|
1848 } |
|
1849 |
|
1850 RPointerArray<CSvgElementImpl> AnimationElementList; |
|
1851 |
|
1852 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1853 KSvgSetElement, AnimationElementList ); |
|
1854 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1855 KSvgAnimateElement, AnimationElementList ); |
|
1856 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1857 KSvgAnimateMotionElement, AnimationElementList ); |
|
1858 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1859 KSvgAnimateTransformElement, AnimationElementList ); |
|
1860 iSvgDocument->FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1861 KSvgAnimateColorElement, AnimationElementList ); |
|
1862 |
|
1863 if ( AnimationElementList.Count() != 0 ) |
|
1864 { |
|
1865 TInt animationEleListCnt = AnimationElementList.Count(); |
|
1866 for ( TInt i=0; i < animationEleListCnt; i++ ) |
|
1867 { |
|
1868 CSvgElementImpl * element = AnimationElementList[i]; |
|
1869 if ( ((CSvgAnimationBase *)element)->CompleteDuration() == KTimeIndefinite ) |
|
1870 { |
|
1871 isAnimationIndefinite = ETrue; |
|
1872 break; |
|
1873 } |
|
1874 } |
|
1875 |
|
1876 } |
|
1877 AnimationElementList.Close(); |
|
1878 |
|
1879 TInt animationListenersCnt = iAnimationListeners.Count(); |
|
1880 for ( TInt i = 0; i < animationListenersCnt; i++ ) |
|
1881 iAnimationListeners[i]->AnimationStarted( isAnimationIndefinite ); |
|
1882 |
|
1883 |
|
1884 } |
|
1885 |
|
1886 // -------------------------------------------------------------------------- |
|
1887 // void CSvgEngineImpl::NotifyAnimationPaused() |
|
1888 // --------------------------------------------------------------------------- |
|
1889 void CSvgEngineImpl::NotifyAnimationPaused() |
|
1890 { |
|
1891 TInt animationListenersCnt = iAnimationListeners.Count(); |
|
1892 for ( TInt i = 0; i < animationListenersCnt; i++ ) |
|
1893 iAnimationListeners[i]->AnimationPaused(); |
|
1894 } |
|
1895 |
|
1896 // -------------------------------------------------------------------------- |
|
1897 // void CSvgEngineImpl::NotifyAnimationEnded() |
|
1898 // --------------------------------------------------------------------------- |
|
1899 void CSvgEngineImpl::NotifyAnimationEnded() |
|
1900 { |
|
1901 if ( ( iSvgDocument == NULL ) || ( iSvgDocument->RootElement() == NULL ) || |
|
1902 ( iAnimationListeners.Count() == 0 ) ) |
|
1903 { |
|
1904 return; |
|
1905 } |
|
1906 #if 0 |
|
1907 RPointerArray<CSvgElementImpl> AnimationElementList; |
|
1908 |
|
1909 FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1910 KSvgSetElement, AnimationElementList ); |
|
1911 FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1912 KSvgAnimateElement, AnimationElementList ); |
|
1913 FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1914 KSvgAnimateMotionElement, AnimationElementList ); |
|
1915 FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1916 KSvgAnimateTransformElement, AnimationElementList ); |
|
1917 FindAllElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
1918 KSvgAnimateColorElement, AnimationElementList ); |
|
1919 |
|
1920 if ( AnimationElementList.Count() != 0 ) |
|
1921 { |
|
1922 TInt animationEleListCnt = AnimationElementList.Count(); |
|
1923 for ( TInt i=0; i < animationEleListCnt; i++ ) |
|
1924 { |
|
1925 CSvgElementImpl * element = AnimationElementList[i]; |
|
1926 if ( ((CSvgAnimationBase *)element)->iAnimStatus == KAnimActive ) |
|
1927 { |
|
1928 AnimationElementList.Close(); |
|
1929 return; |
|
1930 } |
|
1931 } |
|
1932 |
|
1933 } |
|
1934 AnimationElementList.Close(); |
|
1935 #endif |
|
1936 |
|
1937 TInt animationListenersCnt = iAnimationListeners.Count(); |
|
1938 for ( TInt i = 0; i < animationListenersCnt; i++ ) |
|
1939 iAnimationListeners[i]->AnimationEnded(); |
|
1940 |
|
1941 } |
|
1942 |
|
1943 /*------------------Register Client Text Area listeners----------------------------*/ |
|
1944 // -------------------------------------------------------------------------- |
|
1945 // void CSvgEngineImpl::AddTextAreaListener( MSvgTextAreaListener* aListener ) |
|
1946 // --------------------------------------------------------------------------- |
|
1947 void CSvgEngineImpl::AddTextAreaListener( MSvgTextAreaListener* aListener ) |
|
1948 { |
|
1949 if ( aListener != NULL && iTextAreaListeners.Find( aListener ) == KErrNotFound ) |
|
1950 { |
|
1951 iTextAreaListeners.Append( aListener ); |
|
1952 } |
|
1953 } |
|
1954 |
|
1955 // -------------------------------------------------------------------------- |
|
1956 // void CSvgEngineImpl::RemoveTextAreaListener( MSvgTextAreaListener* aListener ) |
|
1957 // --------------------------------------------------------------------------- |
|
1958 void CSvgEngineImpl::RemoveTextAreaListener( MSvgTextAreaListener* aListener ) |
|
1959 { |
|
1960 TInt index = iTextAreaListeners.Find( aListener ); |
|
1961 if ( index != KErrNotFound ) |
|
1962 { |
|
1963 iTextAreaListeners.Remove( index ); |
|
1964 } |
|
1965 } |
|
1966 |
|
1967 /*----------------Text Area listener notification to client--------------*/ |
|
1968 // -------------------------------------------------------------------------- |
|
1969 // void CSvgEngineImpl::NotifyTextAreaEntered( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1970 // --------------------------------------------------------------------------- |
|
1971 void CSvgEngineImpl::NotifyTextAreaEntered( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1972 { |
|
1973 TInt textAreaListenersCnt = iTextAreaListeners.Count(); |
|
1974 for (TInt i=0; i < textAreaListenersCnt; i++) |
|
1975 { |
|
1976 iTextAreaListeners[i]->TextAreaEntered( (TInt)aTextAreaHandle); |
|
1977 } |
|
1978 } |
|
1979 |
|
1980 // -------------------------------------------------------------------------- |
|
1981 // void CSvgEngineImpl::NotifyTextAreaExited( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1982 // --------------------------------------------------------------------------- |
|
1983 void CSvgEngineImpl::NotifyTextAreaExited( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1984 { |
|
1985 TInt textAreaListenersCnt = iTextAreaListeners.Count(); |
|
1986 for (TInt i=0; i < textAreaListenersCnt; i++) |
|
1987 { |
|
1988 iTextAreaListeners[i]->TextAreaExited( (TInt)aTextAreaHandle); |
|
1989 } |
|
1990 } |
|
1991 |
|
1992 // -------------------------------------------------------------------------- |
|
1993 // void CSvgEngineImpl::NotifyTextAreaActivated( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1994 // --------------------------------------------------------------------------- |
|
1995 void CSvgEngineImpl::NotifyTextAreaActivated( CSvgTextAreaElementImpl* aTextAreaHandle ) |
|
1996 { |
|
1997 TInt textAreaListenersCnt = iTextAreaListeners.Count(); |
|
1998 for (TInt i=0; i < textAreaListenersCnt; i++) |
|
1999 { |
|
2000 iTextAreaListeners[i]->TextAreaActivated( (TInt)aTextAreaHandle ); |
|
2001 } |
|
2002 } |
|
2003 |
|
2004 /*------------------Register Client Text listeners----------------------------*/ |
|
2005 // -------------------------------------------------------------------------- |
|
2006 // void CSvgEngineImpl::AddTextListener( MSvgTextListener* aListener ) |
|
2007 // --------------------------------------------------------------------------- |
|
2008 void CSvgEngineImpl::AddTextListener( MSvgTextListener* aListener ) |
|
2009 { |
|
2010 if ( aListener != NULL && iTextListeners.Find( aListener ) == KErrNotFound ) |
|
2011 { |
|
2012 iTextListeners.Append( aListener ); |
|
2013 } |
|
2014 } |
|
2015 |
|
2016 // -------------------------------------------------------------------------- |
|
2017 // void CSvgEngineImpl::RemoveTextListener( MSvgTextListener* aListener ) |
|
2018 // --------------------------------------------------------------------------- |
|
2019 void CSvgEngineImpl::RemoveTextListener( MSvgTextListener* aListener ) |
|
2020 { |
|
2021 TInt index = iTextListeners.Find( aListener ); |
|
2022 if ( index != KErrNotFound ) |
|
2023 { |
|
2024 iTextListeners.Remove( index ); |
|
2025 } |
|
2026 } |
|
2027 |
|
2028 /*----------------Text listener notification to client--------------*/ |
|
2029 // -------------------------------------------------------------------------- |
|
2030 // void CSvgEngineImpl::NotifyTextEntered( CSvgTextElementImpl* aTextHandle ) |
|
2031 // --------------------------------------------------------------------------- |
|
2032 void CSvgEngineImpl::NotifyTextEntered( CSvgTextElementImpl* aTextHandle ) |
|
2033 { |
|
2034 TInt textListenersCnt = iTextListeners.Count(); |
|
2035 for (TInt i=0; i < textListenersCnt; i++) |
|
2036 { |
|
2037 iTextListeners[i]->TextEntered( (TInt)aTextHandle); |
|
2038 } |
|
2039 } |
|
2040 |
|
2041 // -------------------------------------------------------------------------- |
|
2042 // void CSvgEngineImpl::NotifyTextExited( CSvgTextElementImpl* aTextHandle ) |
|
2043 // --------------------------------------------------------------------------- |
|
2044 void CSvgEngineImpl::NotifyTextExited( CSvgTextElementImpl* aTextHandle ) |
|
2045 { |
|
2046 TInt textListenersCnt = iTextListeners.Count(); |
|
2047 for (TInt i=0; i < textListenersCnt; i++) |
|
2048 { |
|
2049 iTextListeners[i]->TextExited( (TInt)aTextHandle); |
|
2050 } |
|
2051 } |
|
2052 |
|
2053 // -------------------------------------------------------------------------- |
|
2054 // void CSvgEngineImpl::NotifyTextActivated( CSvgTextElementImpl* aTextHandle ) |
|
2055 // --------------------------------------------------------------------------- |
|
2056 void CSvgEngineImpl::NotifyTextActivated( CSvgTextElementImpl* aTextHandle ) |
|
2057 { |
|
2058 TInt textListenersCnt = iTextListeners.Count(); |
|
2059 for (TInt i=0; i < textListenersCnt; i++) |
|
2060 { |
|
2061 iTextListeners[i]->TextActivated( (TInt)aTextHandle ); |
|
2062 } |
|
2063 } |
|
2064 |
|
2065 /*---------------------Register Client Hyperlink listeners----------------------------*/ |
|
2066 // -------------------------------------------------------------------------- |
|
2067 // void CSvgEngineImpl::AddHyperlinkListener( MSvgHyperlinkListener* aListener ) |
|
2068 // --------------------------------------------------------------------------- |
|
2069 void CSvgEngineImpl::AddHyperlinkListener( MSvgHyperlinkListener* aListener ) |
|
2070 { |
|
2071 if ( aListener != NULL && iHyperlinkListeners.Find( aListener ) == KErrNotFound ) |
|
2072 iHyperlinkListeners.Append( aListener ); |
|
2073 } |
|
2074 |
|
2075 // -------------------------------------------------------------------------- |
|
2076 // void CSvgEngineImpl::RemoveHyperlinkListener( MSvgHyperlinkListener* aListener ) |
|
2077 // --------------------------------------------------------------------------- |
|
2078 void CSvgEngineImpl::RemoveHyperlinkListener( MSvgHyperlinkListener* aListener ) |
|
2079 { |
|
2080 TInt index = iHyperlinkListeners.Find( aListener ); |
|
2081 if ( index != KErrNotFound ) |
|
2082 iHyperlinkListeners.Remove( index ); |
|
2083 } |
|
2084 |
|
2085 void CSvgEngineImpl::AddViewPortListener(MSvgViewPortListener* aListener) |
|
2086 { |
|
2087 if ( aListener != NULL ) |
|
2088 { |
|
2089 iViewPortListener = aListener ; |
|
2090 } |
|
2091 |
|
2092 } |
|
2093 |
|
2094 |
|
2095 void CSvgEngineImpl::RemoveViewPortListener(MSvgViewPortListener* |
|
2096 /* aListener */ ) |
|
2097 { |
|
2098 if(iViewPortListener != NULL) |
|
2099 { |
|
2100 iViewPortListener = NULL; |
|
2101 } |
|
2102 } |
|
2103 /*----------------Hyperlink listener notification to client--------------*/ |
|
2104 // -------------------------------------------------------------------------- |
|
2105 // void CSvgEngineImpl::NotifyHyperlinkEntered( CSvgAElementImpl* aAElementHandle ) |
|
2106 // --------------------------------------------------------------------------- |
|
2107 void CSvgEngineImpl::NotifyHyperlinkEntered( CSvgAElementImpl* aAElementHandle ) |
|
2108 { |
|
2109 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2110 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2111 { |
|
2112 if (aAElementHandle) |
|
2113 { |
|
2114 iHyperlinkListeners[i]->LinkEntered( aAElementHandle->Href() ); |
|
2115 } |
|
2116 } |
|
2117 } |
|
2118 |
|
2119 // -------------------------------------------------------------------------- |
|
2120 // void CSvgEngineImpl::NotifyHyperlinkEntered( const TDesC& aUri ) |
|
2121 // --------------------------------------------------------------------------- |
|
2122 void CSvgEngineImpl::NotifyHyperlinkEntered( const TDesC& aUri ) |
|
2123 { |
|
2124 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2125 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2126 { |
|
2127 iHyperlinkListeners[i]->LinkEntered( aUri ); |
|
2128 } |
|
2129 } |
|
2130 |
|
2131 // -------------------------------------------------------------------------- |
|
2132 // void CSvgEngineImpl::NotifyHyperlinkExited( CSvgAElementImpl* aAElementHandle ) |
|
2133 // --------------------------------------------------------------------------- |
|
2134 void CSvgEngineImpl::NotifyHyperlinkExited( CSvgAElementImpl* aAElementHandle ) |
|
2135 { |
|
2136 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2137 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2138 { |
|
2139 if (aAElementHandle) |
|
2140 { |
|
2141 iHyperlinkListeners[i]->LinkExited( aAElementHandle->Href() ); |
|
2142 } |
|
2143 } |
|
2144 } |
|
2145 |
|
2146 // -------------------------------------------------------------------------- |
|
2147 // void CSvgEngineImpl::NotifyHyperlinkExited( const TDesC& aUri ) |
|
2148 // --------------------------------------------------------------------------- |
|
2149 void CSvgEngineImpl::NotifyHyperlinkExited( const TDesC& aUri ) |
|
2150 { |
|
2151 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2152 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2153 { |
|
2154 iHyperlinkListeners[i]->LinkExited( aUri ); |
|
2155 } |
|
2156 } |
|
2157 |
|
2158 // -------------------------------------------------------------------------- |
|
2159 // void CSvgEngineImpl::NotifyHyperlinkActivated( CSvgAElementImpl* aAElementHandle ) |
|
2160 // --------------------------------------------------------------------------- |
|
2161 void CSvgEngineImpl::NotifyHyperlinkActivated( CSvgAElementImpl* aAElementHandle ) |
|
2162 { |
|
2163 if ( !aAElementHandle || |
|
2164 aAElementHandle->Href().Length() == 0 || |
|
2165 aAElementHandle->Href()[0] == '#' ) |
|
2166 { |
|
2167 return; |
|
2168 } |
|
2169 |
|
2170 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2171 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2172 { |
|
2173 iHyperlinkListeners[i]->LinkActivated( aAElementHandle->Href() ); |
|
2174 } |
|
2175 } |
|
2176 |
|
2177 // -------------------------------------------------------------------------- |
|
2178 // void CSvgEngineImpl::NotifyHyperlinkActivated( const TDesC& aUri ) |
|
2179 // --------------------------------------------------------------------------- |
|
2180 void CSvgEngineImpl::NotifyHyperlinkActivated( const TDesC& aUri ) |
|
2181 { |
|
2182 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2183 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2184 { |
|
2185 iHyperlinkListeners[i]->LinkActivated( aUri ); |
|
2186 } |
|
2187 } |
|
2188 |
|
2189 // -------------------------------------------------------------------------- |
|
2190 // void CSvgEngineImpl::NotifyHyperlinkActivatedWithShow( const TDesC& aUri, const TDesC& aShow ) |
|
2191 // --------------------------------------------------------------------------- |
|
2192 void CSvgEngineImpl::NotifyHyperlinkActivatedWithShow( const TDesC& aUri, const TDesC& aShow ) |
|
2193 { |
|
2194 TInt hyperLinkListenersCnt = iHyperlinkListeners.Count(); |
|
2195 for ( TInt i = 0; i < hyperLinkListenersCnt; i++ ) |
|
2196 iHyperlinkListeners[i]->LinkActivatedWithShow( aUri, aShow ); |
|
2197 } |
|
2198 |
|
2199 // -------------------------------------------------------------------------- |
|
2200 // void CSvgEngineImpl::NotifyElementActivatedLinkEntered( CSvgElementImpl* aElement) |
|
2201 // --------------------------------------------------------------------------- |
|
2202 void CSvgEngineImpl::NotifyElementActivatedLinkEntered( CSvgElementImpl* aElement) |
|
2203 { |
|
2204 if(iMouseoverElement == NULL) |
|
2205 { |
|
2206 const TDesC* myId = aElement->Id(); |
|
2207 |
|
2208 if (myId) |
|
2209 NotifyHyperlinkEntered( *(myId)); |
|
2210 iMouseoverElement = aElement; |
|
2211 } |
|
2212 } |
|
2213 // -------------------------------------------------------------------------- |
|
2214 // void CSvgEngineImpl::NotifyElementActivatedLinkExited( CSvgElementImpl* aElement) |
|
2215 // --------------------------------------------------------------------------- |
|
2216 void CSvgEngineImpl::NotifyElementActivatedLinkExited( CSvgElementImpl* aElement) |
|
2217 { |
|
2218 if(iMouseoverElement == aElement ) |
|
2219 { |
|
2220 const TDesC* myId = aElement->Id(); |
|
2221 |
|
2222 if (myId) |
|
2223 NotifyHyperlinkExited( *(myId)); |
|
2224 iMouseoverElement = NULL; |
|
2225 } |
|
2226 } |
|
2227 void CSvgEngineImpl::GetViewPort(TInt getWidth, TInt getHeight, TBool isWidthInPer, TBool isHeightInPer, TInt &setWidth, TInt &setHeight) |
|
2228 { |
|
2229 if(iViewPortListener != NULL) |
|
2230 { |
|
2231 iViewPortListener->GetViewPort(getWidth, getHeight, isWidthInPer, isHeightInPer, setWidth, setHeight); |
|
2232 } |
|
2233 } |
|
2234 |
|
2235 /*------------------Register Client Interactive Element listeners------------*/ |
|
2236 // -------------------------------------------------------------------------- |
|
2237 // void CSvgEngineImpl::AddInteractiveElementListener( |
|
2238 // MSvgInteractiveElementListener* aListener ) |
|
2239 // --------------------------------------------------------------------------- |
|
2240 void CSvgEngineImpl::AddInteractiveElementListener( |
|
2241 MSvgInteractiveElementListener* aListener ) |
|
2242 { |
|
2243 if ( |
|
2244 aListener != NULL && |
|
2245 iInteractiveElementListeners.Find( aListener ) == KErrNotFound ) |
|
2246 { |
|
2247 iInteractiveElementListeners.Append( aListener ); |
|
2248 } |
|
2249 } |
|
2250 |
|
2251 // -------------------------------------------------------------------------- |
|
2252 // void CSvgEngineImpl::RemoveInteractiveElementListener( |
|
2253 // MSvgInteractiveElementListener* aListener ) |
|
2254 // --------------------------------------------------------------------------- |
|
2255 void CSvgEngineImpl::RemoveInteractiveElementListener( |
|
2256 MSvgInteractiveElementListener* aListener ) |
|
2257 { |
|
2258 TInt index = iInteractiveElementListeners.Find( aListener ); |
|
2259 if ( index != KErrNotFound ) |
|
2260 { |
|
2261 iInteractiveElementListeners.Remove( index ); |
|
2262 } |
|
2263 } |
|
2264 |
|
2265 /*-----------Interactive Element listener notification to client------------*/ |
|
2266 // -------------------------------------------------------------------------- |
|
2267 // void CSvgEngineImpl::NotifyInteractiveElementEntered(CSvgElementImpl* aElement) |
|
2268 // --------------------------------------------------------------------------- |
|
2269 void CSvgEngineImpl::NotifyInteractiveElementEntered( |
|
2270 CSvgElementImpl* aElement) |
|
2271 { |
|
2272 TUint16 lsubeventmask=0; |
|
2273 TBool linteractivity; |
|
2274 linteractivity=this->iSvgDocument->iEventHandler-> |
|
2275 CheckInteractivityAndGetSubEventMask(aElement,lsubeventmask); |
|
2276 if(linteractivity) |
|
2277 { |
|
2278 TInt linteractiveElementListenersCnt = iInteractiveElementListeners.Count(); |
|
2279 for ( TInt i = 0; i < linteractiveElementListenersCnt; i++ ) |
|
2280 { |
|
2281 const TDesC* myId = aElement->Id(); |
|
2282 TPtrC16 ptr; |
|
2283 if(myId) |
|
2284 { |
|
2285 ptr.Set(*myId); |
|
2286 } |
|
2287 else |
|
2288 { |
|
2289 _LIT(KEmptyString,""); |
|
2290 ptr.Set( KEmptyString); |
|
2291 } |
|
2292 iInteractiveElementListeners[i]->InteractiveElementEntered( |
|
2293 ptr,lsubeventmask ); |
|
2294 } |
|
2295 } |
|
2296 } |
|
2297 // -------------------------------------------------------------------------- |
|
2298 // void CSvgEngineImpl::NotifyInteractiveElementExited(CSvgElementImpl* aElement) |
|
2299 // --------------------------------------------------------------------------- |
|
2300 void CSvgEngineImpl::NotifyInteractiveElementExited(CSvgElementImpl* aElement) |
|
2301 { |
|
2302 TInt linteractiveElementListenersCnt = iInteractiveElementListeners.Count(); |
|
2303 for ( TInt i = 0; i < linteractiveElementListenersCnt; i++ ) |
|
2304 { |
|
2305 const TDesC* myId = aElement->Id(); |
|
2306 TPtrC16 ptr; |
|
2307 if(myId) |
|
2308 { |
|
2309 ptr.Set(*myId); |
|
2310 } |
|
2311 else |
|
2312 { |
|
2313 _LIT(KEmptyString,""); |
|
2314 ptr.Set(KEmptyString); |
|
2315 } |
|
2316 iInteractiveElementListeners[i]->InteractiveElementExited(ptr); |
|
2317 } |
|
2318 } |
|
2319 |
|
2320 // --------------------------------------------------------------------------- |
|
2321 // Set SVG Dimension to frame buffer size |
|
2322 // --------------------------------------------------------------------------- |
|
2323 void CSvgEngineImpl::SetSvgDimensionToFrameBufferL(TUint aWidth, TUint aHeight) |
|
2324 { |
|
2325 if (iSvgDocument == NULL ) return; |
|
2326 if (iSvgDocument->RootElement() != NULL) |
|
2327 { |
|
2328 CSvgElementImpl* theElement = (CSvgElementImpl*)(iSvgDocument->RootElement()); |
|
2329 ((CSvgSvgElementImpl*)theElement)->iWidthInUserCoordinate = 0; |
|
2330 ((CSvgSvgElementImpl*)theElement)->iHeightInUserCoordinate = 0; |
|
2331 TFloatFixPt wFix( (TInt)aWidth ); |
|
2332 TFloatFixPt hFix( (TInt)aHeight ); |
|
2333 theElement->SetAttributeFloatL(KAtrWidth, wFix ); |
|
2334 theElement->SetAttributeFloatL(KAtrHeight, hFix ); |
|
2335 } |
|
2336 |
|
2337 } |
|
2338 |
|
2339 // -------------------------------------------------------------------------- |
|
2340 // void CSvgEngineImpl::SetMediaTime(TUint32 aTimeInMilliSeconds) |
|
2341 // --------------------------------------------------------------------------- |
|
2342 void CSvgEngineImpl::SetMediaTime(TUint32 aTimeInMilliSeconds) |
|
2343 { |
|
2344 // Set Current Time in the document |
|
2345 if(iSvgDocument != NULL) |
|
2346 { |
|
2347 //iSvgDocument->SetCurrentTime( aTimeInMilliSeconds ); |
|
2348 |
|
2349 iSvgDocument->iAnimationResetNeeded = ETrue; |
|
2350 } |
|
2351 if(this->iSvgDocument && this->iSvgDocument->iEventHandler) |
|
2352 { |
|
2353 this->iSvgDocument->iEventHandler->SetCurrentTime(aTimeInMilliSeconds); |
|
2354 } |
|
2355 // Find all animation elements in the document |
|
2356 RPointerArray<CSvgElementImpl> lAnimationEleList; |
|
2357 if(iSvgDocument) |
|
2358 { |
|
2359 iSvgDocument->FindAllElements((CSvgElementImpl* )iSvgDocument->RootElement(), |
|
2360 KSvgMediaAnimationElement, lAnimationEleList ); |
|
2361 TInt lAnimationEleCnt = lAnimationEleList.Count(); |
|
2362 for ( TInt lCurAnimationEle = 0; |
|
2363 lCurAnimationEle < lAnimationEleCnt; lCurAnimationEle++ ) |
|
2364 { |
|
2365 CSvgMediaAnimationElementImpl* lAnimationElement = |
|
2366 (CSvgMediaAnimationElementImpl* )lAnimationEleList[ lCurAnimationEle ]; |
|
2367 CSvgDocumentImpl* lChildDoc = lAnimationElement->GetChildDocument(); |
|
2368 if ( lChildDoc ) |
|
2369 { |
|
2370 lChildDoc->iAnimationResetNeeded = ETrue; |
|
2371 if ( lChildDoc->iEventHandler ) |
|
2372 { |
|
2373 lChildDoc->iEventHandler->SetCurrentTime(aTimeInMilliSeconds); |
|
2374 } |
|
2375 |
|
2376 } |
|
2377 } |
|
2378 lAnimationEleList.Close(); |
|
2379 |
|
2380 } |
|
2381 this->SetSVGEngineState(ESVGEnginePaused); |
|
2382 this->SeekEngine(aTimeInMilliSeconds); |
|
2383 |
|
2384 } |
|
2385 |
|
2386 // -------------------------------------------------------------------------- |
|
2387 // TBool CSvgEngineImpl::IsElementVisible( TInt aElementId ) |
|
2388 // --------------------------------------------------------------------------- |
|
2389 TBool CSvgEngineImpl::IsElementVisible( TInt aElementId ) |
|
2390 { |
|
2391 if ( aElementId == 0 || iFrameBuffer == NULL ) |
|
2392 { |
|
2393 return EFalse; |
|
2394 } |
|
2395 |
|
2396 CSvgElementImpl* element = (CSvgElementImpl*)aElementId; |
|
2397 |
|
2398 TInt32 visibleAttribute = -1; |
|
2399 |
|
2400 TRAPD(error,element->GetAttributeIntL( KCSS_ATTR_VISIBILITY, visibleAttribute )); |
|
2401 if (error != KErrNone) |
|
2402 { |
|
2403 // error processing |
|
2404 } |
|
2405 |
|
2406 |
|
2407 return visibleAttribute == 0; |
|
2408 } |
|
2409 |
|
2410 // Set whether to call request observer's UpdateScreen method |
|
2411 // -------------------------------------------------------------------------- |
|
2412 // void CSvgEngineImpl::SetIgnoreUpdateScreen( TBool aBool ) |
|
2413 // --------------------------------------------------------------------------- |
|
2414 void CSvgEngineImpl::SetIgnoreUpdateScreen( TBool aBool ) |
|
2415 { |
|
2416 iIgnoreUpdateScreen = aBool; |
|
2417 } |
|
2418 |
|
2419 /*---------------------------MouseListener---------------------------*/ |
|
2420 // -------------------------------------------------------------------------- |
|
2421 // void CSvgEngineImpl::AddMouseListener( const MSvgMouseListener* aListener ) |
|
2422 // --------------------------------------------------------------------------- |
|
2423 void CSvgEngineImpl::AddMouseListener( const MSvgMouseListener* aListener ) |
|
2424 { |
|
2425 TInt index = iSvgMouseListeners.Find( aListener ); |
|
2426 if ( aListener != NULL && index == KErrNotFound ) |
|
2427 { |
|
2428 iSvgMouseListeners.Append( aListener ); |
|
2429 } |
|
2430 } |
|
2431 |
|
2432 // -------------------------------------------------------------------------- |
|
2433 // void CSvgEngineImpl::RemoveMouseListener( const MSvgMouseListener* aListener ) |
|
2434 // --------------------------------------------------------------------------- |
|
2435 void CSvgEngineImpl::RemoveMouseListener( const MSvgMouseListener* aListener ) |
|
2436 { |
|
2437 TInt index = iSvgMouseListeners.Find( aListener ); |
|
2438 if ( index != KErrNotFound ) |
|
2439 { |
|
2440 iSvgMouseListeners.Remove( index ); |
|
2441 } |
|
2442 } |
|
2443 |
|
2444 // -------------------------------------------------------------------------- |
|
2445 // TInt CSvgEngineImpl::MouseListenerCount() |
|
2446 // --------------------------------------------------------------------------- |
|
2447 TInt CSvgEngineImpl::MouseListenerCount() |
|
2448 { |
|
2449 return iSvgMouseListeners.Count(); |
|
2450 } |
|
2451 |
|
2452 /*-------------MouseListener Notifications back to client---------------------------*/ |
|
2453 // -------------------------------------------------------------------------- |
|
2454 // void CSvgEngineImpl::NotifyMousePressed( RPointerArray<CSvgElementImpl>& aElements, |
|
2455 // --------------------------------------------------------------------------- |
|
2456 void CSvgEngineImpl::NotifyMousePressed( RPointerArray<CSvgElementImpl>& aElements, |
|
2457 TInt aX, TInt aY ) |
|
2458 { |
|
2459 TInt svgMouseListenersCnt = iSvgMouseListeners.Count(); |
|
2460 for ( TInt i = 0; i < svgMouseListenersCnt; i++ ) |
|
2461 { |
|
2462 iSvgMouseListeners[i]->MousePressed( aElements, aX, aY ); |
|
2463 } |
|
2464 } |
|
2465 |
|
2466 // -------------------------------------------------------------------------- |
|
2467 // void CSvgEngineImpl::NotifyMouseReleased( RPointerArray<CSvgElementImpl>& aElements, |
|
2468 // --------------------------------------------------------------------------- |
|
2469 void CSvgEngineImpl::NotifyMouseReleased( RPointerArray<CSvgElementImpl>& aElements, |
|
2470 TInt aX, TInt aY ) |
|
2471 { |
|
2472 TInt svgMouseListenersCnt = iSvgMouseListeners.Count(); |
|
2473 for ( TInt i = 0; i < svgMouseListenersCnt; i++ ) |
|
2474 { |
|
2475 iSvgMouseListeners[i]->MouseReleased( aElements, aX, aY ); |
|
2476 } |
|
2477 } |
|
2478 |
|
2479 // -------------------------------------------------------------------------- |
|
2480 // void CSvgEngineImpl::NotifyMouseEntered( RPointerArray<CSvgElementImpl>& aElements, |
|
2481 // --------------------------------------------------------------------------- |
|
2482 void CSvgEngineImpl::NotifyMouseEntered( RPointerArray<CSvgElementImpl>& aElements, |
|
2483 TInt aX, TInt aY ) |
|
2484 { |
|
2485 TInt svgMouseListenersCnt = iSvgMouseListeners.Count(); |
|
2486 for ( TInt i = 0; i < svgMouseListenersCnt; i++ ) |
|
2487 { |
|
2488 iSvgMouseListeners[i]->MouseEntered( aElements, aX, aY ); |
|
2489 } |
|
2490 } |
|
2491 |
|
2492 // -------------------------------------------------------------------------- |
|
2493 // void CSvgEngineImpl::NotifyMouseExited( RPointerArray<CSvgElementImpl>& aElements, |
|
2494 // --------------------------------------------------------------------------- |
|
2495 void CSvgEngineImpl::NotifyMouseExited( RPointerArray<CSvgElementImpl>& aElements, |
|
2496 TInt aX, TInt aY ) |
|
2497 { |
|
2498 TInt svgMouseListenersCnt = iSvgMouseListeners.Count(); |
|
2499 for ( TInt i = 0; i < svgMouseListenersCnt; i++ ) |
|
2500 { |
|
2501 iSvgMouseListeners[i]->MouseExited( aElements, aX, aY ); |
|
2502 } |
|
2503 } |
|
2504 |
|
2505 // -------------------------------------------------------------------------- |
|
2506 // void CSvgEngineImpl::NotifyMouseMoved( RPointerArray<CSvgElementImpl>& aElements, |
|
2507 // --------------------------------------------------------------------------- |
|
2508 void CSvgEngineImpl::NotifyMouseMoved( RPointerArray<CSvgElementImpl>& aElements, |
|
2509 TInt aX, TInt aY ) |
|
2510 { |
|
2511 TInt svgMouseListenersCnt = iSvgMouseListeners.Count(); |
|
2512 for ( TInt i = 0; i < svgMouseListenersCnt; i++ ) |
|
2513 { |
|
2514 iSvgMouseListeners[i]->MouseMoved( aElements, aX, aY ); |
|
2515 } |
|
2516 } |
|
2517 |
|
2518 /*---------------------------------------------------------------------*/ |
|
2519 |
|
2520 // -------------------------------------------------------------------------- |
|
2521 // void CSvgEngineImpl::GetViewableElementsAtPoint( RPointerArray<CSvgElementImpl>& aElements, TInt aX, TInt aY ) |
|
2522 // --------------------------------------------------------------------------- |
|
2523 void CSvgEngineImpl::GetViewableElementsAtPoint( CSvgDocumentImpl* aSvgDocument, RPointerArray<CSvgElementImpl>& aElements, TInt aX, TInt aY ) |
|
2524 { |
|
2525 if ( aSvgDocument == NULL ) |
|
2526 return; |
|
2527 |
|
2528 //JSR226 Change this could slow down event handling but it seems to be required to work |
|
2529 UpdateCTM(aSvgDocument); |
|
2530 |
|
2531 // Gather all "viewable" elements |
|
2532 RPointerArray<CSvgElementImpl> iViewableElementList; |
|
2533 if ( iViewableElementList.Count() == 0 ) |
|
2534 { |
|
2535 FindAllViewableElements( (CSvgElementImpl* )aSvgDocument->RootElement(), |
|
2536 iViewableElementList ); |
|
2537 } |
|
2538 |
|
2539 // find the bounding box containing point |
|
2540 TGfxPoint2D point( aX, aY ); |
|
2541 TGfxRectangle2D boundingBox; |
|
2542 TInt viewableEleListCnt = iViewableElementList.Count(); |
|
2543 for ( TInt i = 0; i < viewableEleListCnt; i++ ) |
|
2544 { |
|
2545 CSvgElementImpl* element = iViewableElementList[i]; |
|
2546 element->GetBBox( boundingBox ); |
|
2547 if ( boundingBox.Contains( point ) ) |
|
2548 { |
|
2549 aElements.Append( element ); |
|
2550 } |
|
2551 } |
|
2552 // Display of list |
|
2553 iViewableElementList.Close(); |
|
2554 } |
|
2555 |
|
2556 // Return all viewable elements |
|
2557 // -------------------------------------------------------------------------- |
|
2558 // void CSvgEngineImpl::FindAllViewableElements( CSvgElementImpl* aStartElement, |
|
2559 // --------------------------------------------------------------------------- |
|
2560 void CSvgEngineImpl::FindAllViewableElements( CSvgElementImpl* aStartElement, |
|
2561 RPointerArray<CSvgElementImpl>& iElementList ) |
|
2562 { |
|
2563 if ( aStartElement == NULL ) |
|
2564 return; |
|
2565 // The child elements of the defs element should not be viewable. skip the |
|
2566 // tree traversing if the element id is defs element |
|
2567 if(aStartElement->ElemID() == KSvgDefsElement) |
|
2568 return; |
|
2569 |
|
2570 CSvgElementImpl* child = (CSvgElementImpl*)aStartElement->FirstChild(); |
|
2571 while ( child != NULL ) |
|
2572 { |
|
2573 // add to list if child is found |
|
2574 TInt32 displayValue = 0; |
|
2575 TRAP_IGNORE(child->GetAttributeIntL( KCSS_ATTR_DISPLAY, displayValue )); |
|
2576 if ( child->IsViewable() && child->IsVisible() && displayValue != KDisplayEnumNone ) |
|
2577 { |
|
2578 //JSR226 CHANGE do we care if multiple signals are sent to some elements - would be faster without this check |
|
2579 if ( iElementList.Find( child ) == KErrNotFound ) |
|
2580 { |
|
2581 iElementList.Append( child ); |
|
2582 } |
|
2583 } |
|
2584 // find in grandchildren |
|
2585 FindAllViewableElements( child, iElementList ); |
|
2586 child = (CSvgElementImpl*)child->NextSibling(); |
|
2587 } |
|
2588 } |
|
2589 |
|
2590 // Return all non-viewable elements |
|
2591 // -------------------------------------------------------------------------- |
|
2592 // void CSvgEngineImpl::FindAllNonViewableElements( CSvgElementImpl* aStartElement, |
|
2593 // --------------------------------------------------------------------------- |
|
2594 void CSvgEngineImpl::FindAllNonViewableElements( CSvgElementImpl* aStartElement, |
|
2595 RPointerArray<CSvgElementImpl>& iElementList ) |
|
2596 { |
|
2597 if ( aStartElement == NULL ) |
|
2598 return; |
|
2599 |
|
2600 CSvgElementImpl* child = (CSvgElementImpl*)aStartElement->FirstChild(); |
|
2601 while ( child != NULL ) |
|
2602 { |
|
2603 // add to list if child is found |
|
2604 if ( !child->IsViewable() && !child->IsVisible() ) |
|
2605 iElementList.Append( child ); |
|
2606 |
|
2607 // find in grandchildren |
|
2608 FindAllNonViewableElements( child, iElementList ); |
|
2609 child = (CSvgElementImpl*)child->NextSibling(); |
|
2610 } |
|
2611 } |
|
2612 |
|
2613 /** |
|
2614 * Return the data pointed to by the given URI string, |
|
2615 * from an external source. |
|
2616 */ |
|
2617 // -------------------------------------------------------------------------- |
|
2618 // HBufC8* CSvgEngineImpl::FetchExternalDataL( const TDesC& aUri ) |
|
2619 // --------------------------------------------------------------------------- |
|
2620 HBufC8* CSvgEngineImpl::FetchExternalDataL( const TDesC& aUri ) |
|
2621 { |
|
2622 if ( iRequestObserver == NULL ) |
|
2623 { |
|
2624 #ifdef _DEBUG |
|
2625 RDebug::Printf("CSvgEngineImpl::FetchExternalData--requestobserver is NULL\n"); |
|
2626 #endif //_DEBUG |
|
2627 return NULL; |
|
2628 } |
|
2629 // Connect session |
|
2630 RFs session; |
|
2631 TInt connectError = session.Connect(); |
|
2632 if ( connectError != KErrNone ) |
|
2633 { |
|
2634 #ifdef _DEBUG |
|
2635 RDebug::Printf("CSvgEngineImpl::FetchExternalData--session.Connect() failed: %d\n", connectError ); |
|
2636 #endif //_DEBUG |
|
2637 return NULL; |
|
2638 } |
|
2639 |
|
2640 RFile fileHandle; |
|
2641 // Check for FetchImage error code |
|
2642 TInt fetchError = iRequestObserver->FetchImage( aUri, session, fileHandle ); |
|
2643 if ( fetchError != KErrNone ) |
|
2644 { |
|
2645 #ifdef _DEBUG |
|
2646 RDebug::Printf("CSvgEngineImpl::FetchExternalData--FetchImage error: %d\n", fetchError ); |
|
2647 #endif //_DEBUG |
|
2648 session.Close(); |
|
2649 return NULL; |
|
2650 } |
|
2651 |
|
2652 // Read file size |
|
2653 TInt fileSize = 0; |
|
2654 TInt sizeError = fileHandle.Size( fileSize ); |
|
2655 if ( sizeError != KErrNone ) |
|
2656 { |
|
2657 #ifdef _DEBUG |
|
2658 RDebug::Printf("CSvgEngineImpl::FetchExternalData--fileHandle.Size error: %d\n", sizeError ); |
|
2659 #endif //_DEBUG |
|
2660 session.Close(); |
|
2661 return NULL; |
|
2662 } |
|
2663 |
|
2664 // Allocate memory for file |
|
2665 HBufC8* data = HBufC8::NewL( fileSize ); |
|
2666 TPtr8 des = data->Des(); |
|
2667 TInt readError = fileHandle.Read( des ); |
|
2668 if ( readError != KErrNone ) |
|
2669 { |
|
2670 #ifdef _DEBUG |
|
2671 RDebug::Printf("CSvgEngineImpl::FetchExternalData--fileHandle.Read error: %d\n", readError ); |
|
2672 #endif //_DEBUG |
|
2673 session.Close(); |
|
2674 delete data; |
|
2675 return NULL; |
|
2676 } |
|
2677 |
|
2678 // Successful |
|
2679 session.Close(); |
|
2680 return data; |
|
2681 } |
|
2682 // -------------------------------------------------------------------------- |
|
2683 // void CSvgEngineImpl::SetAudioVolume( TInt aPercentage ); |
|
2684 // -------------------------------------------------------------------------- |
|
2685 void CSvgEngineImpl::SetAudioVolume( TInt aPercentage ) |
|
2686 { |
|
2687 |
|
2688 if ( !iSvgDocument ) |
|
2689 { |
|
2690 return; |
|
2691 } |
|
2692 // Locate all the active audio elements |
|
2693 RPointerArray<CSvgElementImpl> lAudioElementList; |
|
2694 |
|
2695 iSvgDocument->FindAllElements( |
|
2696 (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
2697 KSvgAudioElement, lAudioElementList ); |
|
2698 // Set the volume on each audio element |
|
2699 TInt lAudEleCnt = lAudioElementList.Count(); |
|
2700 for ( TInt lCurAudioEle = 0; lCurAudioEle < lAudEleCnt; lCurAudioEle++ ) |
|
2701 { |
|
2702 CSvgAudioElementImpl* lAudioElement = (CSvgAudioElementImpl*)lAudioElementList[ lCurAudioEle ]; |
|
2703 lAudioElement->SetVolume( aPercentage ); |
|
2704 } |
|
2705 lAudioElementList.Close(); |
|
2706 } |
|
2707 |
|
2708 // -------------------------------------------------------------------------- |
|
2709 // TBool CSvgEngineImpl::ReadyToRender() |
|
2710 // --------------------------------------------------------------------------- |
|
2711 TBool CSvgEngineImpl::ReadyToRender() |
|
2712 { |
|
2713 return iSvgDocument != NULL; |
|
2714 } |
|
2715 |
|
2716 // -------------------------------------------------------------------------- |
|
2717 // TBool CSvgEngineImpl::IsEndedWithCompleteTextTag( TDes &BufferPtr, |
|
2718 // TInt EndOffset) |
|
2719 // --------------------------------------------------------------------------- |
|
2720 TBool CSvgEngineImpl::IsEndedWithCompleteTextTag(TDes &aBufferPtr,TInt aEndOffset) |
|
2721 { |
|
2722 TChar KOpeningBrace = '<'; |
|
2723 TChar KSlash = '/'; |
|
2724 |
|
2725 // This function searches the buffer in reverse order from the end offset |
|
2726 // to check whether the last element had a complete text tag. |
|
2727 // eg. of complete text tags |
|
2728 // <text>Hello</text> |
|
2729 // <text></text> |
|
2730 // eg. of an incomplete text tag |
|
2731 // <text /> |
|
2732 |
|
2733 TPtrC currentSelectionPtr = aBufferPtr.Left( aEndOffset ); |
|
2734 TInt OpeningBracePos = currentSelectionPtr.LocateReverse( KOpeningBrace ); |
|
2735 TInt SlashPos = currentSelectionPtr.LocateReverse( KSlash ); |
|
2736 TBool retVal = EFalse; |
|
2737 |
|
2738 // In case of a complete text tag the opening brace is one position behind |
|
2739 // slash. |
|
2740 if ( SlashPos == ( OpeningBracePos + 1 ) ) |
|
2741 { |
|
2742 retVal = ETrue; |
|
2743 } |
|
2744 |
|
2745 return retVal; |
|
2746 } |
|
2747 |
|
2748 // -------------------------------------------------------------------------- |
|
2749 // void CSvgEngineImpl::SaveSvgL( const TDesC& aFileName ) |
|
2750 // --------------------------------------------------------------------------- |
|
2751 void CSvgEngineImpl::SaveSvgL( const TDesC& aFileName ) |
|
2752 { |
|
2753 RFs lFs; |
|
2754 RFileWriteStream lStream; |
|
2755 TInt error ; |
|
2756 TChar KOpeningBrace = '<'; |
|
2757 TChar KSlash = '/'; |
|
2758 // Connect to File Server to write the changed content to a file |
|
2759 CleanupClosePushL(lFs); |
|
2760 User::LeaveIfError(lFs.Connect() ); |
|
2761 |
|
2762 TBool isOpened = EFalse; |
|
2763 error = lFs.IsFileOpen( aFileName, isOpened ) ; |
|
2764 // dont leave if file doesnt exist or there is no error |
|
2765 if(error!= KErrNone && error!=KErrNotFound) |
|
2766 { |
|
2767 //usually will come here with KErrNotFound |
|
2768 //since file wont exist |
|
2769 User::Leave(error); |
|
2770 } |
|
2771 |
|
2772 if ( isOpened ) |
|
2773 { |
|
2774 #ifdef _DEBUG |
|
2775 RDebug::Printf( "Cannot SaveSvgL: File is still opened: "); |
|
2776 RDebug::RawPrint( aFileName ); |
|
2777 #endif |
|
2778 CleanupStack::PopAndDestroy(1); |
|
2779 return; |
|
2780 } |
|
2781 |
|
2782 // Try to create the write stream using the file name |
|
2783 if ( lStream.Create( lFs, aFileName, EFileWrite ) != KErrNone ) |
|
2784 { |
|
2785 // If creation fails, file exists already, try to open the |
|
2786 // existing file |
|
2787 User::LeaveIfError( lStream.Open(lFs, aFileName, EFileWrite) ); |
|
2788 } |
|
2789 CleanupClosePushL(lStream); |
|
2790 |
|
2791 // Array to store list of all editable elements |
|
2792 RPointerArray<CSvgElementImpl> lTextElementList; |
|
2793 |
|
2794 FindEditableElements( (CSvgElementImpl* )iSvgDocument->RootElement(), |
|
2795 lTextElementList ); |
|
2796 CleanupClosePushL(lTextElementList); |
|
2797 TInt index=0, startoffset = 0, endoffset = 0; |
|
2798 |
|
2799 // The content of the file is stored in the root <svg> node |
|
2800 HBufC* lBufferContent = ((CSvgSvgElementImpl* )iSvgDocument->RootElement())->iContent; |
|
2801 |
|
2802 |
|
2803 |
|
2804 // While there are remaining editable elements do |
|
2805 while(index < lTextElementList.Count()) |
|
2806 { |
|
2807 TBool EndedWithCompleteTextTag= true; |
|
2808 TInt OrgLength; |
|
2809 |
|
2810 if ( lTextElementList[index]->ElemID() == KSvgTextElement ) |
|
2811 { |
|
2812 // If the element is a <text> element invoke element specific function |
|
2813 // to retrieve the offset and original length |
|
2814 endoffset = ((CSvgTextElementImpl *)lTextElementList[index])->iOffset; |
|
2815 OrgLength = ((CSvgTextElementImpl *)lTextElementList[index])->GetOrgLength(); |
|
2816 } |
|
2817 else |
|
2818 { |
|
2819 // If the element is a <textArea> element invoke element specific function |
|
2820 // to retrieve the offset and original length |
|
2821 endoffset = ((CSvgTextAreaElementImpl *)lTextElementList[index])->iOffset; |
|
2822 OrgLength = ((CSvgTextAreaElementImpl *)lTextElementList[index])->GetOrgLength(); |
|
2823 } |
|
2824 |
|
2825 // These are the cases which have to be processed |
|
2826 // a. Text Element: No Closing Tag: <text ... /> |
|
2827 // b. Text Element: No CData : <text ...></text> |
|
2828 // c. Text Element: CData : <text ...>Sample Text</text> |
|
2829 // d. TextArea Element: No Closing Tag: <textArea ... /> |
|
2830 // e. TextArea Element: No CData: <textArea ...></textArea> |
|
2831 // f. TextArea Element: CData: <textArea ...>Sample TextArea</textArea> |
|
2832 // -> for a,b,d,e the endoffset represents the offset after the closing braces. |
|
2833 // for e.g. <text ... /> |
|
2834 // ^ |
|
2835 // <text></text> |
|
2836 // ^ |
|
2837 // -> for c,f the EndOffset represents the offset to the first character in |
|
2838 // content. |
|
2839 // <text>Hello</text> |
|
2840 // |
|
2841 // ^ |
|
2842 if(!OrgLength) |
|
2843 { |
|
2844 //case a,b,d,e |
|
2845 TPtr BufferPtr=lBufferContent->Des(); |
|
2846 EndedWithCompleteTextTag = IsEndedWithCompleteTextTag(BufferPtr,endoffset); |
|
2847 if ( EndedWithCompleteTextTag ) |
|
2848 { |
|
2849 // case b,e |
|
2850 if(endoffset < startoffset) |
|
2851 { |
|
2852 User::Leave(KErrNotFound); |
|
2853 } |
|
2854 TPtrC lPtrtoPresentText = lBufferContent->Mid( startoffset, ( endoffset - startoffset ) ); |
|
2855 //end offset modified ot point to <text></text> |
|
2856 // ^ |
|
2857 endoffset = startoffset + lPtrtoPresentText.LocateReverse( KOpeningBrace ); |
|
2858 } |
|
2859 else |
|
2860 { |
|
2861 //case a,d |
|
2862 if(endoffset < startoffset) |
|
2863 { |
|
2864 User::Leave(KErrNotFound); |
|
2865 } |
|
2866 TPtrC lPtrtoPresentText = lBufferContent->Mid( startoffset, ( endoffset - startoffset ) ); |
|
2867 endoffset = startoffset + lPtrtoPresentText.LocateReverse( KSlash ); |
|
2868 //end offset modified ot point to <text/> |
|
2869 // ^ |
|
2870 } |
|
2871 } |
|
2872 if(endoffset < startoffset) |
|
2873 { |
|
2874 User::Leave(KErrNotFound); |
|
2875 } |
|
2876 TPtrC lPtrtoWrBuffer = lBufferContent->Mid( startoffset, ( endoffset - startoffset ) ); |
|
2877 TInt lWrBufLength = lPtrtoWrBuffer .Length(); |
|
2878 User::LeaveIfError(WriteToStream(lStream,lPtrtoWrBuffer)); |
|
2879 // If it was a text element ... |
|
2880 if ( lTextElementList[index]->ElemID() == KSvgTextElement ) |
|
2881 { |
|
2882 HBufC *lBufTextContent= NULL; |
|
2883 //make startoffset point to opening tag '<' or '/' in case of a,d |
|
2884 TPtrC lPtrtoTextContent= ( (CSvgTextElementImpl* ) lTextElementList[ index ] )->GetText(); |
|
2885 startoffset = endoffset + ( (CSvgTextElementImpl* ) lTextElementList[ index ] )->iOrgLength; |
|
2886 lBufTextContent = TextTagProcessingL(&lPtrtoTextContent, |
|
2887 startoffset,OrgLength,EndedWithCompleteTextTag); |
|
2888 CleanupStack::PushL(lBufTextContent); |
|
2889 TPtr lTempPtr(lBufTextContent->Des()); |
|
2890 lPtrtoTextContent.Set(lTempPtr); |
|
2891 User::LeaveIfError(WriteToStream(lStream,lPtrtoTextContent)); |
|
2892 CleanupStack::PopAndDestroy(lBufTextContent); |
|
2893 } |
|
2894 else |
|
2895 { |
|
2896 HBufC *lBufTextAreaContent= NULL; |
|
2897 HBufC* lBufPresentText = NULL; |
|
2898 TInt textlength = ((CSvgTextAreaElementImpl *)lTextElementList[index])->GetLength(); |
|
2899 lBufTextAreaContent = HBufC::NewLC( textlength ); |
|
2900 |
|
2901 TPtr lPtrtoGetTextAreaContent = lBufTextAreaContent->Des(); |
|
2902 ((CSvgTextAreaElementImpl *)lTextElementList[index])->GetText( lPtrtoGetTextAreaContent ); |
|
2903 TPtrC lPtrtoTextAreaContent=lPtrtoGetTextAreaContent; |
|
2904 startoffset = endoffset + ((CSvgTextAreaElementImpl *)lTextElementList[index])->iOrgLength; |
|
2905 lBufPresentText = TextAreaTagProcessingL(&lPtrtoTextAreaContent,startoffset,OrgLength,EndedWithCompleteTextTag); |
|
2906 CleanupStack::PushL(lBufPresentText); |
|
2907 TPtr lTempPtr(lBufPresentText->Des()); |
|
2908 lPtrtoTextAreaContent.Set(lTempPtr); |
|
2909 User::LeaveIfError(WriteToStream(lStream,lPtrtoTextAreaContent)); |
|
2910 CleanupStack::PopAndDestroy(lBufPresentText); |
|
2911 CleanupStack::PopAndDestroy(lBufTextAreaContent); |
|
2912 } |
|
2913 index++; |
|
2914 } |
|
2915 |
|
2916 // Done using the list, close the list to avoid a memory leak |
|
2917 CleanupStack::PopAndDestroy(&lTextElementList); |
|
2918 |
|
2919 // After processing all the editable text elements, are there any characters in the buffer |
|
2920 if( startoffset < lBufferContent->Length() ) |
|
2921 { |
|
2922 TPtrC lPtrtoRemainText = lBufferContent->Mid(startoffset,(lBufferContent->Length()-startoffset)); |
|
2923 User::LeaveIfError(WriteToStream(lStream,lPtrtoRemainText)); |
|
2924 } |
|
2925 |
|
2926 // Close the stream |
|
2927 CleanupStack::PopAndDestroy(&lStream); |
|
2928 |
|
2929 // Close the file server session |
|
2930 CleanupStack::PopAndDestroy(&lFs); |
|
2931 } |
|
2932 |
|
2933 //----------------------------------------------------------------------------- |
|
2934 //Function to process the text and add tags at the end |
|
2935 //HBufC* CSvgEngineImpl::TextTagProcessing(TPtr* aCData, TInt aStartOffset, TInt aOrgLength, |
|
2936 // TBool aEndingWithTag) |
|
2937 //----------------------------------------------------------------------------- |
|
2938 |
|
2939 HBufC* CSvgEngineImpl::TextTagProcessingL(TPtrC* aCData, |
|
2940 TInt &aStartOffset, TInt aOrgLength,TBool aEndingWithTag) |
|
2941 { |
|
2942 HBufC * lTextContentBuffer = NULL; |
|
2943 TPtrC lPtrToTextContent(*aCData) ; |
|
2944 //Ending with complete text tag and original length is 0 |
|
2945 if( aEndingWithTag && aOrgLength == 0 ) |
|
2946 {//case b |
|
2947 lTextContentBuffer = HBufC::NewLC(aCData->Length() |
|
2948 + KClosingTextTagLength ); |
|
2949 TPtr lPtrToTempBuf(lTextContentBuffer->Des());//point to buffer |
|
2950 lPtrToTempBuf.Append(*aCData);//append cdata |
|
2951 lPtrToTempBuf.Append(KClosingTextTag);//append closing text tag |
|
2952 aStartOffset += KClosingTextTagLength; |
|
2953 } |
|
2954 else if( !aEndingWithTag && aOrgLength == 0 ) |
|
2955 {//case a |
|
2956 lTextContentBuffer = HBufC::NewLC(aCData->Length() |
|
2957 + KClosingTextTagLength |
|
2958 + KClosingBracesLength ); |
|
2959 TPtr lPtrToTempBuf(lTextContentBuffer->Des());//point to buffer |
|
2960 lPtrToTempBuf.Append(KClosingBraces); |
|
2961 lPtrToTempBuf.Append(*aCData);//append cdata |
|
2962 lPtrToTempBuf.Append(KClosingTextTag);//append closing text tag |
|
2963 aStartOffset += 2;// the length of /> which is 2 characters. |
|
2964 } |
|
2965 else if(aEndingWithTag && aOrgLength!= 0) |
|
2966 { |
|
2967 lTextContentBuffer = HBufC::NewLC(aCData->Length() |
|
2968 + KClosingTextTagLength ); |
|
2969 TPtr lPtrToTempBuf(lTextContentBuffer->Des());//point to buffer |
|
2970 lPtrToTempBuf.Append(*aCData);//append cdata |
|
2971 lPtrToTempBuf.Append(KClosingTextTag);//append closing text tag |
|
2972 aStartOffset += KClosingTextTagLength ; |
|
2973 } |
|
2974 else |
|
2975 { |
|
2976 //i.e !aEndingWithTag && OrgLength!=0 |
|
2977 //this case should never occur |
|
2978 //becoz there is no possibility of |
|
2979 //the quoted kind of text content definition in xml as shown below |
|
2980 //"<text /> this is a text content" |
|
2981 } |
|
2982 // Pop the buffer from the cleanup stack as ownership is transferred |
|
2983 // to caller |
|
2984 CleanupStack::Pop(lTextContentBuffer); |
|
2985 return lTextContentBuffer; |
|
2986 |
|
2987 } |
|
2988 |
|
2989 //----------------------------------------------------------------------------- |
|
2990 //Function to process the text and add tags at the end |
|
2991 //HBufC* CSvgEngineImpl::TextAreaTagProcessing(TPtr* aCData, TInt aStartOffset, TInt aOrgLength, |
|
2992 // TBool aEndingWithTag) |
|
2993 //----------------------------------------------------------------------------- |
|
2994 |
|
2995 HBufC* CSvgEngineImpl::TextAreaTagProcessingL(TPtrC* aCData, TInt &aStartOffset, TInt aOrgLength, |
|
2996 TBool aEndingWithTag) |
|
2997 { |
|
2998 HBufC * lTextAreaContentBuffer = NULL; |
|
2999 TPtrC lPtrToTextAreaContent(*aCData) ; |
|
3000 |
|
3001 |
|
3002 //Ending with complete text tag and original length is 0 |
|
3003 if( aEndingWithTag && aOrgLength == 0 ) |
|
3004 {//case e |
|
3005 lTextAreaContentBuffer = HBufC::NewLC(aCData->Length() |
|
3006 + KClosingTextAreaTagLength); |
|
3007 TPtr lPtrToTempBuf(lTextAreaContentBuffer->Des());//point to buffer |
|
3008 lPtrToTempBuf.Append(*aCData);//append cdata |
|
3009 lPtrToTempBuf.Append(KClosingTextAreaTag);//append closing text tag |
|
3010 aStartOffset += KClosingTextAreaTagLength; |
|
3011 } |
|
3012 else if( !aEndingWithTag && aOrgLength == 0 ) |
|
3013 {//case d |
|
3014 lTextAreaContentBuffer = HBufC::NewLC(aCData->Length() |
|
3015 + KClosingBracesLength |
|
3016 + KClosingTextAreaTagLength ); |
|
3017 TPtr lPtrToTempBuf(lTextAreaContentBuffer->Des());//point to buffer |
|
3018 lPtrToTempBuf.Append(KClosingBraces); |
|
3019 lPtrToTempBuf.Append(*aCData);//append cdata |
|
3020 lPtrToTempBuf.Append(KClosingTextAreaTag);//append closing text tag |
|
3021 aStartOffset += 2;// the length of /> which is 2 characters. |
|
3022 } |
|
3023 else if(aEndingWithTag && aOrgLength!= 0) |
|
3024 {//case f |
|
3025 lTextAreaContentBuffer = HBufC::NewLC(aCData->Length() |
|
3026 + KClosingTextAreaTagLength ); |
|
3027 TPtr lPtrToTempBuf(lTextAreaContentBuffer->Des());//point to buffer |
|
3028 lPtrToTempBuf.Append(*aCData);//append cdata |
|
3029 lPtrToTempBuf.Append(KClosingTextAreaTag);//append closing text tag |
|
3030 aStartOffset += KClosingTextAreaTagLength; |
|
3031 } |
|
3032 else |
|
3033 { |
|
3034 //i.e !aEndingWithTag && OrgLength!=0 |
|
3035 //this case should never occur |
|
3036 //becoz there is no possibility of |
|
3037 //the quoted kind of text content definition in xml as shown below |
|
3038 //"<textArea /> this is a text content" |
|
3039 } |
|
3040 // Pop the buffer from the cleanup stack as ownership is transferred |
|
3041 // to caller |
|
3042 CleanupStack::Pop(lTextAreaContentBuffer); |
|
3043 return lTextAreaContentBuffer; |
|
3044 |
|
3045 } |
|
3046 |
|
3047 |
|
3048 //----------------------------------------------------------------------------- |
|
3049 //Function to Write the buffer to the stream. |
|
3050 //In SaveSVGL while editing text - used to write partial buffers into the stream. |
|
3051 //TInt CSvgEngineImpl::WriteToStream(RFileWriteStream* aStream,TPtrC aWriteBuffer) |
|
3052 //----------------------------------------------------------------------------- |
|
3053 TInt CSvgEngineImpl::WriteToStream(RFileWriteStream &aStream,TPtrC aWriteBuffer) |
|
3054 { |
|
3055 // Create a small output buffer |
|
3056 TBuf8<KMaxConversionChars> outputBuffer; |
|
3057 |
|
3058 for(;;) // conversion loop |
|
3059 { |
|
3060 // Start conversion. When the output buffer is full, return the |
|
3061 // number of characters that were not converted |
|
3062 const TInt returnValue = CnvUtfConverter::ConvertFromUnicodeToUtf8( |
|
3063 outputBuffer, // Destination |
|
3064 aWriteBuffer ); // Source |
|
3065 |
|
3066 |
|
3067 // check to see that the descriptor isn’t corrupt - return with |
|
3068 // err if it is |
|
3069 if ( returnValue == CnvUtfConverter::EErrorIllFormedInput ) |
|
3070 { |
|
3071 return( KErrCorrupt ); |
|
3072 } |
|
3073 else |
|
3074 { |
|
3075 if ( returnValue < 0 ) // future-proof against "TError" expanding |
|
3076 { |
|
3077 return( KErrGeneral ); |
|
3078 } |
|
3079 } |
|
3080 |
|
3081 // Store the converted contents of the output buffer into the stream |
|
3082 TRAPD( err1, aStream.WriteL( outputBuffer ) ); |
|
3083 if ( err1 ) |
|
3084 { |
|
3085 #ifdef _DEBUG |
|
3086 RDebug::Printf("CSvgEngineImpl::WriteToStream error trapped=%d", err1); |
|
3087 return err1; |
|
3088 #endif |
|
3089 } |
|
3090 |
|
3091 // Finish conversion if there are no unconverted characters in the |
|
3092 // remainder buffer |
|
3093 if ( returnValue == 0 ) |
|
3094 { |
|
3095 break; |
|
3096 } |
|
3097 |
|
3098 // Remove the converted source text from the remainder buffer. |
|
3099 // The remainder buffer is then fed back into loop |
|
3100 aWriteBuffer.Set( aWriteBuffer.Right( returnValue )); |
|
3101 } |
|
3102 return KErrNone; |
|
3103 } |
|
3104 |
|
3105 |
|
3106 // -------------------------------------------------------------------------- |
|
3107 // void CSvgEngineImpl::FindEditableElements( CSvgElementImpl* aStartElement, |
|
3108 // --------------------------------------------------------------------------- |
|
3109 void CSvgEngineImpl::FindEditableElements( CSvgElementImpl* aStartElement, |
|
3110 RPointerArray<CSvgElementImpl>& aList ) |
|
3111 { |
|
3112 if ( aStartElement == NULL ) |
|
3113 { |
|
3114 return; |
|
3115 } |
|
3116 |
|
3117 CSvgElementImpl* child = (CSvgElementImpl*)aStartElement->FirstChild(); |
|
3118 while ( child != NULL ) |
|
3119 { |
|
3120 // add to list if child is found |
|
3121 if ( child->ElemID() == KSvgTextElement || child->ElemID() == KSvgTextAreaElement ) |
|
3122 aList.Append( child ); |
|
3123 |
|
3124 // find in grandchildren if element is not a textArea |
|
3125 if ( child->ElemID() != KSvgTextAreaElement ) |
|
3126 { |
|
3127 FindEditableElements( child, aList ); |
|
3128 } |
|
3129 child = (CSvgElementImpl*)child->NextSibling(); |
|
3130 } |
|
3131 } |
|
3132 TBool CSvgEngineImpl::IsSVGEnginePaused() |
|
3133 { |
|
3134 return (iSvgEngineState == ESVGEnginePaused ); |
|
3135 |
|
3136 } |
|
3137 |
|
3138 // -------------------------------------------------------------------------- |
|
3139 // void CSvgEngineImpl::ResetContext() |
|
3140 // --------------------------------------------------------------------------- |
|
3141 void CSvgEngineImpl::ResetContext() |
|
3142 { |
|
3143 if( iGfxContext ) |
|
3144 { |
|
3145 iGfxContext->DestroyContext(); |
|
3146 } |
|
3147 } |
|
3148 |
|
3149 void CSvgEngineImpl::SetBitmapHeader(const TDesC* aHeaderData) |
|
3150 { |
|
3151 if (iGfxContext) |
|
3152 { |
|
3153 ((CGfx2dGcOpenVG *)iGfxContext)->SetBitmapHeader(aHeaderData); |
|
3154 } |
|
3155 } |
|
3156 //NGA |
|
3157 // --------------------------------------------------------------------------- |
|
3158 // SetGdiContext File |
|
3159 // --------------------------------------------------------------------------- |
|
3160 |
|
3161 void CSvgEngineImpl::SetGdiContextL(CFbsBitmap* aCurrentBitmap, CFbsBitmap* aMask,TSize aCurrentBitmapSize,TDisplayMode aRenderDspMode,TDisplayMode aMaskDspMode) |
|
3162 |
|
3163 { |
|
3164 // Handle for both Non-NULL and NULL parameter |
|
3165 iFrameBufferSize = aCurrentBitmapSize; |
|
3166 iRenderDspMode = aRenderDspMode; |
|
3167 iMaskDspMode = aMaskDspMode; |
|
3168 iFrameBuffer = aCurrentBitmap; |
|
3169 iMask = aMask; |
|
3170 |
|
3171 if ( aCurrentBitmapSize.iWidth > 0 && aCurrentBitmapSize.iHeight > 0 ) |
|
3172 { |
|
3173 if ( !iGfxContext ) |
|
3174 { |
|
3175 iGfxContext = CGfx2dGcOpenVG::NewL( aCurrentBitmapSize, iBitmapFontSpec, iSvgBitmapFontProvider,1 ); |
|
3176 } |
|
3177 else |
|
3178 { |
|
3179 iGfxContext->ChangeBufferSizeL( aCurrentBitmapSize ); |
|
3180 } |
|
3181 } |
|
3182 else if ( iGfxContext ) |
|
3183 { |
|
3184 iGfxContext->ChangeBufferSizeL( TSize( 1, 1 ) ); |
|
3185 } |
|
3186 } |
|
3187 const TPtrC8 CSvgEngineImpl::TLVEncodedData() const |
|
3188 { |
|
3189 return (iGfxContext->TLVEncodedData()); |
|
3190 } |