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1 /* |
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2 * Copyright (c) 2005 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 Implementation 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 // INCLUDE FILES |
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20 #include "SVGSolidColorElementImpl.h" |
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21 #include "SVGFloatCssValueImpl.h" |
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22 #include "SVGDocumentImpl.h" |
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23 #include "SVGSchemaData.h" |
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24 |
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25 _LIT(SOLIDOPACITY, "solid-opacity"); |
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26 _LIT(INHERIT, "inherit"); |
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27 |
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28 // --------------------------------------------------------------------------- |
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29 // Two-phased constructor. |
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30 // --------------------------------------------------------------------------- |
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31 CSvgSolidColorElementImpl* CSvgSolidColorElementImpl::NewL(const TUint8 aElemID, |
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32 CSvgDocumentImpl* aDoc ) |
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33 { |
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34 CSvgSolidColorElementImpl *self = new (ELeave) CSvgSolidColorElementImpl(aDoc); |
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35 CleanupStack::PushL(self); |
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36 self->ConstructL(aElemID); |
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37 CleanupStack::Pop(self); |
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38 return self; |
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39 } |
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40 |
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41 // --------------------------------------------------------------------------- |
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42 // Two-phased constructor. |
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43 // --------------------------------------------------------------------------- |
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44 CSvgSolidColorElementImpl* CSvgSolidColorElementImpl::NewLC( const TUint8 aElemID, |
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45 CSvgDocumentImpl* aDoc ) |
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46 { |
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47 CSvgSolidColorElementImpl* self = new ( ELeave ) |
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48 CSvgSolidColorElementImpl( aDoc ); |
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49 CleanupStack::PushL( self ); |
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50 self->ConstructL( aElemID ); |
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51 |
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52 return self; |
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53 } |
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54 |
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55 |
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56 // --------------------------------------------------------------------------- |
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57 // Symbian default constructor that can leave. |
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58 // --------------------------------------------------------------------------- |
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59 void CSvgSolidColorElementImpl::ConstructL(const TUint8 aElemID) |
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60 { |
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61 CSvgElementImpl::InitializeL( aElemID ); |
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62 |
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63 iSvgStyleProperties = new(ELeave) RPointerArray<CCssValue>(KCSS_MAX_ATTR); |
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64 User::LeaveIfError( iSvgStyleProperties->Append( NULL ) ); |
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65 iSvgStyleProperties->Remove( 0 ); |
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66 |
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67 iSvgUriReferenceImpl = CSvgUriReferenceImpl::NewL(); |
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68 iSvgTransformable = CSvgTransformableImpl::NewL(); |
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69 |
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70 } |
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71 // --------------------------------------------------------------------------- |
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72 // C++ default constructor |
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73 // --------------------------------------------------------------------------- |
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74 |
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75 CSvgSolidColorElementImpl::CSvgSolidColorElementImpl( CSvgDocumentImpl* aDoc ) |
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76 { |
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77 SetOwnerDocument(aDoc); |
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78 |
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79 iSolidOpacity = TFloatFixPt(1); |
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80 |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // Destructor |
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85 // --------------------------------------------------------------------------- |
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86 CSvgSolidColorElementImpl::~CSvgSolidColorElementImpl() |
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87 { |
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88 |
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89 if ( iSvgStyleProperties ) |
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90 { |
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91 iSvgStyleProperties->Close(); |
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92 delete iSvgStyleProperties; |
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93 iSvgStyleProperties = NULL; |
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94 } |
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95 |
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96 if ( iSvgUriReferenceImpl ) |
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97 { |
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98 delete iSvgUriReferenceImpl; |
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99 iSvgUriReferenceImpl = NULL; |
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100 } |
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101 |
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102 } |
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103 |
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104 // ============================ MEMBER FUNCTIONS ======================================== |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // SetAttributeL: The implemented function will be called from CSvgContentHandler. |
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108 // SetAttributeFloatL: The implemented function will be called from CSvgContentHandler. |
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109 // |
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110 // From CSvgElementImpl |
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111 // |
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112 // There will be two attributes been set: solid-color and solid-opacity. |
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113 // These attributes are redundant and are same as fill and fill-opacity |
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114 // |
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115 // Returns: ETrue always in this case. |
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116 // ----------------------------------------------------------------------------- |
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117 // |
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118 TInt CSvgSolidColorElementImpl::SetAttributeL( const TDesC& aName, |
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119 const TDesC& aValue ) |
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120 { |
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121 TFloatFixPt KZero; |
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122 TFloatFixPt KOne( KFloatFixOne ); |
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123 |
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124 if(aName == SOLIDOPACITY) |
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125 { |
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126 if(aValue == INHERIT) |
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127 { |
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128 // inherit does not make any sense since the stop-opacity is |
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129 //specific to stop element only and a stop element can not have another stop element as |
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130 //its child. |
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131 iSolidOpacity = KOne; |
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132 } |
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133 else |
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134 { |
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135 #ifdef SVG_FLOAT_BUILD |
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136 iSolidOpacity = TFloatFixPt::ConvertString( aValue ); |
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137 if (!(iSolidOpacity > TFloatFixPt(0) && iSolidOpacity < TFloatFixPt(1)) ) |
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138 |
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139 #else |
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140 if ( TFloatFixPt::ConvertString (aValue, iSolidOpacity ) != KErrNone ) |
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141 #endif |
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142 { |
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143 iSolidOpacity = KOne; |
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144 } |
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145 else |
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146 { |
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147 if (aValue.Locate('%') != KErrNotFound) |
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148 { |
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149 //if stop opacity was listed as a percentage |
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150 iSolidOpacity = iSolidOpacity / TFloatFixPt(100); |
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151 } |
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152 |
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153 if ( iSolidOpacity < KZero ) |
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154 iSolidOpacity = KZero; |
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155 else if ( iSolidOpacity > KOne ) |
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156 iSolidOpacity = KOne; |
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157 } |
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158 } |
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159 |
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160 //CFloatCssValueImpl* lFloatObject = (CFloatCssValueImpl*)iSvgStyleProperties[KCSS_ATTR_FILL_OPACITY]; |
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161 CFloatCssValueImpl* lFloatObject; |
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162 this->FindProperty( KCSS_ATTR_FILL_OPACITY, (CCssValue*&)lFloatObject, this ); |
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163 lFloatObject->SetValueL(iSolidOpacity); |
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164 |
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165 |
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166 |
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167 } |
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168 |
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169 CSvgElementImpl::SetAttributeL(aName,aValue); |
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170 return KErrNone; |
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171 } |
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172 |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 // --------------------------------------------------------------------------- |
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176 TInt CSvgSolidColorElementImpl::GetAttributeFloat(const TInt aNameId, TFloatFixPt& aValue) |
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177 { |
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178 switch(aNameId) |
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179 { |
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180 case KAtrSolidOpacity: |
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181 aValue = iSolidOpacity; |
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182 break; |
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183 default: |
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184 CSvgElementImpl::GetAttributeFloat(aNameId,aValue); |
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185 break; |
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186 } |
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187 |
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188 return 0; |
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189 |
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190 } |
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191 |
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192 // --------------------------------------------------------------------------- |
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193 // |
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194 // --------------------------------------------------------------------------- |
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195 TInt CSvgSolidColorElementImpl::SetAttributeFloatL(const TInt aNameId,const TFloatFixPt aValue) |
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196 { |
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197 switch(aNameId) |
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198 { |
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199 case KAtrSolidOpacity: |
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200 { |
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201 iSolidOpacity = aValue; |
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202 |
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203 //set the solid opacity into the fill-opacity here |
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204 // CFloatCssValueImpl* lFloatObject = (CFloatCssValueImpl*)iSvgStyleProperties[KCSS_ATTR_FILL_OPACITY]; |
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205 // lFloatObject->SetValueL(iSolidOpacity); |
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206 CFloatCssValueImpl* lFloatObject; |
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207 this->FindProperty( KCSS_ATTR_FILL_OPACITY, (CCssValue*&)lFloatObject, this ); |
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208 lFloatObject->SetValueL(iSolidOpacity); |
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209 |
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210 } |
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211 break; |
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212 |
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213 default: |
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214 return CSvgElementImpl::SetAttributeFloatL(aNameId,aValue); |
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215 } |
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216 |
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217 return 0; |
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218 } |
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219 |
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220 |
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221 // ---------------------------------------------------------------------------======= |
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222 // ApplyOpacitytoElement: Applies solid-opacity to appropriate element |
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223 // ---------------------------------------------------------------------------======= |
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224 void CSvgSolidColorElementImpl::ApplyOpacitytoElement(CSvgElementImpl* aElement) |
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225 { |
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226 CCssValue* lCssValue = NULL; |
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227 // get soild-opacity attribute from SolidColor element |
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228 // solid-opacity is same as fill-opacity attribute |
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229 this->FindProperty( KCSS_ATTR_FILL_OPACITY, lCssValue, this ); |
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230 if (lCssValue != NULL) |
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231 { |
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232 TBool lResult = ETrue; |
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233 // apply solid-opacity to the element |
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234 TRAPD( err, lResult = aElement->SetPropertyFloatL( KCSS_ATTR_FILL_OPACITY, |
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235 ((CFloatCssValueImpl*)lCssValue)->Value()) ); |
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236 if ( err || !lResult ) |
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237 { |
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238 #ifdef _DEBUG |
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239 _LIT( KErrMsg, "CPaintCssValueImpl::Value() Error in SetValueL" ); |
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240 RDebug::Print(KErrMsg); |
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241 #endif //_DEBUG*/ |
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242 } |
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243 |
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244 }// |
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245 |
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246 } |
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247 |
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248 void CSvgSolidColorElementImpl::Print( TBool aIsEncodeOn ) |
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249 { |
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250 if (!aIsEncodeOn) |
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251 { |
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252 #ifdef _DEBUG |
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253 RDebug::Printf("<solidColor/>", this); |
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254 #endif |
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255 } |
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256 } |
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257 |
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258 // End of File |