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1 /* |
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2 * Copyright (c) 2007 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: Implements attributesetters for curvePathLayout. |
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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 //includes |
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21 |
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22 //widget model includes |
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23 #include "alf/alfattributecontainer.h" |
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24 #include "alf/alfattributevaluetype.h" |
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25 #include "alf/alfattribute.h" |
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26 #include "alf/alfcurvepathlayoutattributesetter.h" |
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27 #include <alf/alfvisualexception.h> |
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28 #include <alf/alfdataexception.h> |
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29 #include <alf/alfattributeexception.h> |
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30 |
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31 |
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32 //osn includes |
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33 #include <osn/ustring.h> |
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34 |
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35 //alf includes |
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36 #include <alf/alfenv.h> |
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37 #include <alf/alfcurvepathlayout.h> |
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38 #include <alf/alfcurvepath.h> |
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39 |
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40 //dui includes |
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41 #include "alf/attrproperty.h" |
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42 |
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43 //other includes |
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44 #include <libc/string.h> |
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45 #include <utf.h> |
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46 |
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47 //namespaces |
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48 |
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49 using namespace osncore; |
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50 |
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51 using namespace duiuimodel::commonvisualattributes; |
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52 |
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53 using namespace duiuimodel::layoutattributes; |
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54 |
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55 using namespace duiuimodel::curvepathattributes; |
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56 |
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57 |
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58 namespace Alf |
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59 { |
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60 |
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61 static void throwIfErr ( int aErr ) |
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62 { |
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63 if (aErr!=KErrNone) |
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64 { |
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65 ALF_THROW ( AlfAttributeException, aErr, |
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66 "AlfCurvePathLayoutAttributeSetter") |
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67 } |
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68 } |
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69 |
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70 // ======== MEMBER FUNCTIONS ======== |
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71 |
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72 // --------------------------------------------------------------------------- |
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73 // Constructor. |
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74 // --------------------------------------------------------------------------- |
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75 // |
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76 OSN_EXPORT AlfCurvePathLayoutAttributeSetter:: |
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77 AlfCurvePathLayoutAttributeSetter() |
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78 { |
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79 } |
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80 |
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81 // --------------------------------------------------------------------------- |
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82 // Destructor. |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 OSN_EXPORT AlfCurvePathLayoutAttributeSetter:: |
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86 ~AlfCurvePathLayoutAttributeSetter() |
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87 { |
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88 } |
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89 |
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90 |
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91 // --------------------------------------------------------------------------- |
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92 // Sets Attribute Value. Delegates based on attribute Category. |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 OSN_EXPORT void AlfCurvePathLayoutAttributeSetter::setAttributeValue ( |
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96 CAlfVisual &aVisual, |
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97 AlfAttributeContainer* aContainer, |
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98 IAlfMap* aData ) |
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99 { |
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100 |
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101 CAlfCurvePathLayout* curvepathlayout = |
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102 dynamic_cast<CAlfCurvePathLayout*>(&aVisual); |
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103 |
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104 if ( !curvepathlayout ) |
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105 { |
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106 ALF_THROW ( AlfVisualException, EInvalidVisual, |
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107 "AlfCurvePathLayoutAttributeSetter" ) |
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108 } |
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109 |
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110 curvepathlayout->CurvePath().Reset(); |
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111 |
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112 AlfCommonLayoutAttributeSetter::setAttributeValue(aVisual, aContainer, |
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113 aData); |
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114 |
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115 } |
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116 |
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117 // --------------------------------------------------------------------------- |
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118 // Deprecated |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 OSN_EXPORT TAlfCommand* AlfCurvePathLayoutAttributeSetter::createCommand ( |
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122 CAlfVisual& /*aVisual*/, |
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123 AlfAttributeContainer* /*aContainer*/, |
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124 IAlfMap* /*aData*/, |
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125 int /*aTransitionTime*/, |
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126 CAlfVisual* /*aRefVisual*/ ) |
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127 { |
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128 //deprecated |
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129 TAlfCommand* cmd = NULL; |
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130 return cmd; |
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131 } |
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132 |
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133 // --------------------------------------------------------------------------- |
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134 // Sends a command to Env |
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135 // --------------------------------------------------------------------------- |
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136 // |
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137 OSN_EXPORT void AlfCurvePathLayoutAttributeSetter::createAndSendCommands ( |
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138 CAlfVisual& aVisual, |
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139 AlfAttributeContainer* aContainer, |
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140 CAlfVisual* aRefVisual ) |
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141 { |
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142 //SetOffset in CAlfCurvePath can be sent as a TAlfCustomEventCommand |
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143 |
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144 AlfCommonLayoutAttributeSetter::createAndSendCommands ( |
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145 aVisual, aContainer, aRefVisual ); |
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146 } |
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147 |
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148 |
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149 // --------------------------------------------------------------------------- |
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150 // Sets dynamic attributes to visual |
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151 // --------------------------------------------------------------------------- |
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152 // |
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153 void AlfCurvePathLayoutAttributeSetter::handleDynamicAttribute ( |
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154 CAlfVisual &aVisual, |
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155 AlfAttribute& aAttr, |
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156 AlfAttributeContainer& aContainer) |
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157 { |
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158 CAlfCurvePathLayout* curvepathlayout = |
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159 dynamic_cast<CAlfCurvePathLayout*>(&aVisual); |
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160 if(!curvepathlayout) |
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161 { |
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162 return; |
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163 } |
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164 |
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165 const char* attrName = aAttr.name(); |
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166 |
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167 if ( !strcmp ( attrName, KOffsetX ) ||!strcmp ( attrName, KOffsetY ) ) |
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168 { |
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169 // throws if attribute is not found |
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170 AlfAttribute& offsety = aContainer.getAttributeByName ( KOffsetY ); |
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171 AlfAttribute& offsetx = aContainer.getAttributeByName ( KOffsetX ); |
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172 |
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173 TAlfTimedPoint offset((TReal32)offsetx.getSourceValue()->realValue(), |
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174 (TReal32)offsety.getSourceValue()->realValue()); |
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175 |
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176 offset.iX.SetTarget((TReal32)offsetx.getTargetValue()->realValue(), |
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177 offsetx.getTime()); |
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178 |
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179 offset.iY.SetTarget((TReal32)offsety.getTargetValue()->realValue(), |
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180 offsety.getTime()); |
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181 |
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182 offset.iX.SetStyle ( offsetx.getInterpolationStyle() ); |
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183 offset.iY.SetStyle ( offsety.getInterpolationStyle() ); |
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184 |
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185 offset.iX.SetMappingFunctionIdentifier( |
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186 offsetx.getMappingFunctionId()); |
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187 offset.iY.SetMappingFunctionIdentifier( |
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188 offsety.getMappingFunctionId()); |
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189 |
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190 curvepathlayout->CurvePath().SetOffset( offset ); |
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191 offsetx.setDirty(false); |
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192 offsety.setDirty(false); |
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193 } |
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194 else |
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195 { |
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196 AlfCommonLayoutAttributeSetter::handleDynamicAttribute( |
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197 aVisual, aAttr, aContainer); |
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198 } |
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199 } |
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200 |
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201 // --------------------------------------------------------------------------- |
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202 // Sets static attributes to visual |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 void AlfCurvePathLayoutAttributeSetter::handleStaticAttribute ( |
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206 CAlfVisual &aVisual, |
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207 AlfAttribute& aAttr, |
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208 AlfAttributeContainer& aContainer) |
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209 { |
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210 |
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211 CAlfCurvePathLayout* curvepathlayout = |
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212 dynamic_cast<CAlfCurvePathLayout*>(&aVisual); |
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213 if(!curvepathlayout) |
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214 { |
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215 return; |
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216 } |
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217 |
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218 const char* attrName = aAttr.name(); |
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219 |
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220 if ( !strcmp ( attrName, KEnableLoop ) ) |
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221 { |
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222 // if value is not int, then use default parameter of EnableLoop |
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223 if ( AlfAttributeValueType::EInt != aAttr.type() ) |
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224 { |
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225 curvepathlayout->CurvePath().EnableLoop(); |
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226 } |
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227 |
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228 else |
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229 { |
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230 int enableLoop = aAttr.intValue(); |
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231 TBool flag = ETrue; //Assume true for any non-zero value. |
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232 if ( 0 == enableLoop ) |
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233 { |
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234 flag = EFalse; |
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235 } |
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236 curvepathlayout->CurvePath().EnableLoop( flag ); |
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237 } |
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238 } |
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239 |
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240 else if ( !strcmp ( attrName, KOrigin ) ) |
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241 { |
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242 curvepathlayout->CurvePath().SetOrigin( aAttr.realValue() ); |
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243 } |
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244 |
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245 else if ( !strcmp ( attrName, KOffsetX ) || !strcmp ( attrName, KOffsetY ) ) |
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246 { |
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247 // throws if attribute is not found |
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248 AlfAttribute& offsety = aContainer.getAttributeByName ( KOffsetY ); |
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249 AlfAttribute& offsetx = aContainer.getAttributeByName ( KOffsetX ); |
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250 |
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251 TAlfTimedPoint offset( offsetx.realValue(), offsety.realValue()); |
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252 curvepathlayout->CurvePath().SetOffset ( offset ); |
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253 offsety.setDirty(false); |
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254 offsetx.setDirty(false); |
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255 } |
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256 else if ( !strcmp ( attrName, KLine ) ) |
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257 { |
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258 // This multi-value attribute has to be filled in this order: |
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259 // startx,starty,endx,endy,linelength |
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260 |
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261 if ( 5 != aAttr.getTargetValueCount()) |
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262 { |
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263 ALF_THROW ( AlfAttributeException, EInvalidAttribute, |
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264 "AlfCurvePathLayoutAttributeSetter" ); |
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265 } |
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266 |
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267 float startx = this->floatOrInt( aAttr, 0 ); |
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268 float starty = this->floatOrInt( aAttr, 1 ); |
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269 float endx = this->floatOrInt( aAttr, 2 ); |
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270 float endy = this->floatOrInt( aAttr, 3 ); |
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271 float len = aAttr.realValue(4); |
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272 |
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273 TRAPD(err1,curvepathlayout->CurvePath().AppendLineL( |
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274 TAlfRealPoint(startx,starty), |
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275 TAlfRealPoint(endx,endy),len ) |
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276 ); |
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277 throwIfErr(err1); |
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278 } |
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279 |
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280 else if ( !strcmp ( attrName, KArc ) ) |
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281 { |
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282 // This multi-value attribute has to be filled in this order: |
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283 // arcoriginx,arcoriginy,archorzradius,arcvertradius,arcstartangle, |
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284 // arcendangle,arclength |
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285 |
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286 if ( 7 != aAttr.getTargetValueCount()) |
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287 { |
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288 ALF_THROW ( AlfAttributeException, EInvalidAttribute, |
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289 "AlfCurvePathLayoutAttributeSetter" ); |
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290 } |
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291 |
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292 float originx = this->floatOrInt( aAttr, 0 ); |
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293 float originy = this->floatOrInt( aAttr, 1 ); |
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294 float horzradius = this->floatOrInt( aAttr, 2 ); |
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295 float vertradius = this->floatOrInt( aAttr, 3 ); |
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296 float startangle = aAttr.realValue(4); |
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297 float endangle = aAttr.realValue(5); |
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298 float len = aAttr.realValue(6); |
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299 TRAPD(err1,curvepathlayout->CurvePath().AppendArcL( |
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300 TAlfRealPoint(originx,originy), |
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301 TAlfRealSize(horzradius,vertradius), |
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302 startangle,endangle,len)); |
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303 throwIfErr(err1); |
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304 } |
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305 |
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306 else |
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307 { |
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308 AlfCommonLayoutAttributeSetter::handleStaticAttribute ( |
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309 aVisual, aAttr, aContainer); |
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310 } |
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311 } |
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312 // --------------------------------------------------------------------------- |
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313 // Sets dynamic attributes to visual from data |
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314 // --------------------------------------------------------------------------- |
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315 // |
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316 void AlfCurvePathLayoutAttributeSetter::handleDynamicDataAttribute ( |
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317 CAlfVisual &aVisual, |
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318 AlfAttribute& aAttr, |
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319 AlfAttributeContainer& aContainer, |
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320 IAlfMap* aData ) |
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321 { |
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322 CAlfCurvePathLayout* curvepathlayout = |
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323 dynamic_cast<CAlfCurvePathLayout*> ( &aVisual ); |
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324 if ( !curvepathlayout ) |
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325 { |
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326 ALF_THROW ( AlfDataException, ECommonError, "AlfCurvePathLayoutAttributeSetter" ) |
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327 } |
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328 |
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329 const char* attrName = aAttr.name(); |
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330 const char* dataField = aAttr.getDataField(); |
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331 |
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332 if ( !dataField ) |
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333 { |
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334 ALF_THROW ( AlfDataException, ECommonError, "AlfCurvePathLayoutAttributeSetter" ) |
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335 } |
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336 |
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337 if (!aData) |
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338 { |
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339 ALF_THROW ( AlfDataException, ECommonError, |
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340 "AlfCurvePathLayoutAttributeSetter" ) |
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341 } |
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342 |
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343 IAlfVariantType* data = aData->item ( UString(dataField) ); |
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344 |
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345 if (data) |
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346 { |
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347 const char* attrName = aAttr.name(); |
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348 |
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349 if ( !strcmp ( attrName, KOffsetX ) ) |
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350 { |
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351 // throws if attribute not found |
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352 AlfAttribute& offsety = aContainer.getAttributeByName( KOffsetY ); |
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353 |
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354 const char* offsetyDataField = offsety.getDataField(); |
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355 if ( !offsetyDataField ) |
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356 { |
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357 ALF_THROW ( AlfDataException, |
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358 ECommonError, "AlfCurvePathLayoutAttributeSetter") |
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359 } |
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360 |
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361 IAlfVariantType* offsetyData = aData->item ( UString(offsetyDataField) ); |
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362 |
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363 if ( data->type() == IAlfVariantType::EReal && |
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364 offsetyData && offsetyData->type() == IAlfVariantType::EReal) |
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365 { |
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366 // The time value is in the attribute? Is it not |
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367 // part of data as well? |
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368 TAlfTimedPoint offset; |
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369 offset.iX.SetTarget(data->real(), aAttr.getTime()); |
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370 offset.iX.SetStyle ( aAttr.getInterpolationStyle() ); |
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371 offset.iX.SetMappingFunctionIdentifier (aAttr.getMappingFunctionId()); |
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372 |
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373 offset.iY.SetTarget(offsetyData->real(), offsety.getTime()); |
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374 offset.iY.SetStyle ( offsety.getInterpolationStyle() ); |
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375 offset.iY.SetMappingFunctionIdentifier ( |
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376 offsety.getMappingFunctionId()); |
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377 |
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378 curvepathlayout->CurvePath().SetOffset( offset ); |
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379 } |
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380 } |
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381 |
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382 else if ( !strcmp ( attrName, KOffsetY ) ) |
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383 { |
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384 //Make sure X Attribute also exists, but do nothing. |
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385 //Actual values will be set in the iteration that checks |
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386 //for KOffsetX |
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387 aContainer.getAttributeByName ( KOffsetX ); |
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388 //will throw if attribute is not found |
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389 } |
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390 |
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391 else |
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392 { |
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393 AlfCommonLayoutAttributeSetter::handleDynamicDataAttribute( |
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394 aVisual, aAttr, aContainer, aData); |
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395 } |
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396 } |
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397 } |
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398 |
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399 // --------------------------------------------------------------------------- |
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400 // Sets static attributes to visual from data |
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401 // --------------------------------------------------------------------------- |
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402 // |
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403 void AlfCurvePathLayoutAttributeSetter::handleStaticDataAttribute ( |
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404 CAlfVisual &aVisual, |
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405 AlfAttribute& aAttr, |
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406 AlfAttributeContainer& aContainer, |
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407 IAlfMap* aData ) |
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408 { |
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409 CAlfCurvePathLayout* curvepathlayout = |
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410 dynamic_cast<CAlfCurvePathLayout*> ( &aVisual ); |
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411 if(!curvepathlayout) |
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412 { |
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413 ALF_THROW ( AlfDataException, ECommonError, |
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414 "AlfCurvePathLayoutAttributeSetter" ) |
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415 } |
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416 const char* attrName = aAttr.name(); |
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417 |
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418 const char* dataField = aAttr.getDataField(); |
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419 |
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420 if ( !dataField ) |
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421 { |
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422 ALF_THROW ( AlfDataException, ECommonError, |
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423 "AlfCurvePathLayoutAttributeSetter" ) |
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424 } |
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425 |
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426 if (!aData) |
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427 { |
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428 ALF_THROW ( AlfDataException, ECommonError, |
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429 "AlfCurvePathLayoutAttributeSetter" ) |
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430 } |
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431 |
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432 IAlfVariantType* data = aData->item ( UString(dataField) ); |
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433 |
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434 if ( data ) |
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435 { |
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436 |
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437 if ( !strcmp ( attrName, KEnableLoop ) ) |
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438 { |
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439 // if value is not bool, then use default parameter of EnableLoop |
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440 if ( data->type() != IAlfVariantType::EBool ) |
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441 { |
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442 curvepathlayout->CurvePath().EnableLoop(); |
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443 } |
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444 else |
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445 { |
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446 curvepathlayout->CurvePath().EnableLoop( data->boolean() ); |
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447 } |
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448 } |
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449 |
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450 else if ( !strcmp ( attrName, KOrigin ) ) |
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451 { |
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452 if ( data->type() == IAlfVariantType::EReal ) |
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453 { |
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454 float origin = data->real() ; |
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455 curvepathlayout->CurvePath().SetOrigin ( origin ); |
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456 } |
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457 } |
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458 |
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459 else if ( !strcmp ( attrName, KOffsetX ) ) |
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460 { |
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461 AlfAttribute& offsety |
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462 = aContainer.getAttributeByName ( KOffsetY ); |
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463 //will throw if attribute is not found |
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464 |
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465 const char* offsetyDataField = offsety.getDataField(); |
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466 if ( !offsetyDataField ) |
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467 { |
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468 ALF_THROW ( AlfDataException, |
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469 ECommonError, "AlfCurvePathLayoutAttributeSetter") |
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470 } |
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471 |
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472 IAlfVariantType* offsetyData = aData->item ( UString(offsetyDataField) ); |
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473 |
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474 if ( data->type() == IAlfVariantType::EReal && |
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475 offsetyData && offsetyData->type() == IAlfVariantType::EReal) |
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476 { |
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477 TAlfTimedPoint offset( data->real(), offsetyData->real()); |
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478 curvepathlayout->CurvePath().SetOffset( offset ); |
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479 } |
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480 } |
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481 |
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482 else if ( !strcmp ( attrName, KOffsetY ) ) |
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483 { |
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484 //Make sure X Attribute also exists, but do nothing. |
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485 //Actual values will be set in the iteration that checks for |
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486 //KOffsetX |
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487 aContainer.getAttributeByName( KOffsetX ); |
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488 //will throw if attribute is not found |
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489 } |
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490 |
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491 else if ( !strcmp ( attrName, KLine ) ) |
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492 { |
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493 |
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494 //if not a container, dont proceed |
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495 if (!(data->type() == IAlfVariantType::EContainer)) |
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496 { |
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497 return; |
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498 } |
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499 |
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500 IAlfContainer* container = data->container(); |
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501 //if all item are not present, throw |
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502 if (container->count() != 5) |
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503 { |
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504 ALF_THROW ( AlfAttributeException, EInvalidAttribute, |
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505 "AlfCurvePathLayoutAttributeSetter" ); |
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506 } |
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507 |
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508 IAlfVariantType* lineStartXvalue = container->item(0); |
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509 IAlfVariantType* lineStartYvalue = container->item(1); |
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510 IAlfVariantType* lineEndXvalue = container->item(2); |
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511 IAlfVariantType* lineEndYvalue = container->item(3); |
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512 IAlfVariantType* lineLengthvalue = container->item(4); |
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513 |
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514 float startx = this->floatOrIntFromData( lineStartXvalue); |
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515 float starty = this->floatOrIntFromData( lineStartYvalue); |
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516 float endx = this->floatOrIntFromData( lineEndXvalue ); |
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517 float endy = this->floatOrIntFromData( lineEndYvalue ); |
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518 float len = float(lineLengthvalue->real()); |
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519 TRAPD(err1, |
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520 curvepathlayout->CurvePath().AppendLineL( |
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521 TAlfRealPoint(startx,starty), |
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522 TAlfRealPoint(endx,endy),len) |
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523 ); |
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524 throwIfErr(err1); |
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525 } |
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526 |
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527 else if ( !strcmp ( attrName, KArc ) ) |
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528 { |
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529 |
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530 //if not a container, dont proceed |
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531 if (!(data->type() == IAlfVariantType::EContainer)) |
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532 { |
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533 return; |
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534 } |
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535 |
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536 IAlfContainer* container = data->container(); |
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537 |
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538 //if all item are not present, throw |
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539 if (container->count() != 7) |
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540 { |
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541 ALF_THROW ( AlfAttributeException, EInvalidAttribute, |
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542 "AlfCurvePathLayoutAttributeSetter" ); |
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543 } |
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544 |
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545 IAlfVariantType* arcOriginXValue = container->item(0); |
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546 IAlfVariantType* arcOriginYValue = container->item(1); |
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547 IAlfVariantType* archorzradiusValue = container->item(2); |
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548 IAlfVariantType* arcvertradiusValue = container->item(3); |
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549 IAlfVariantType* arcstartangleValue = container->item(4); |
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550 IAlfVariantType* arcendangleValue = container->item(5); |
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551 IAlfVariantType* arclengthValue = container->item(6); |
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552 |
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553 float originx = this->floatOrIntFromData( arcOriginXValue); |
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554 float originy = this->floatOrIntFromData( arcOriginYValue); |
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555 float horzradius = this->floatOrIntFromData( archorzradiusValue); |
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556 float vertradius = this->floatOrIntFromData( arcvertradiusValue); |
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557 float startangle = float(arcstartangleValue->real()); |
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558 float endangle = float(arcendangleValue->real()); |
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559 float len = float(arclengthValue->real()); |
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560 TRAPD(err1, |
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561 curvepathlayout->CurvePath().AppendArcL( |
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562 TAlfRealPoint(originx,originy), |
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563 TAlfRealSize(horzradius,vertradius), |
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564 startangle,endangle,len)); |
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565 throwIfErr(err1); |
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566 } |
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567 else |
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568 { |
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569 AlfCommonLayoutAttributeSetter::handleStaticDataAttribute ( |
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570 aVisual, aAttr, aContainer, aData ); |
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571 } |
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572 } |
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573 } |
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574 |
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575 // --------------------------------------------------------------------------- |
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576 // Check if data in the attribute is int or float. |
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577 // Return the value as a float value |
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578 // --------------------------------------------------------------------------- |
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579 // |
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580 float AlfCurvePathLayoutAttributeSetter::floatOrInt( |
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581 const AlfAttribute& aAttr, |
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582 int aIndex) |
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583 { |
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584 if (aAttr.type(aIndex) == AlfAttributeValueType::EInt) |
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585 { |
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586 return float(aAttr.intValue(aIndex)); |
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587 } |
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588 else if (aAttr.type(aIndex) == AlfAttributeValueType::EFloat) |
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589 { |
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590 return aAttr.realValue(aIndex); //will throw an exception i |
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591 } |
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592 else |
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593 { |
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594 ALF_THROW ( AlfAttributeException, |
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595 ECommonError, "AlfCurvePathLayoutAttributeSetter" ); |
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596 } |
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597 } |
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598 |
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599 |
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600 // --------------------------------------------------------------------------- |
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601 // Check if data in the variant type is int or float. |
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602 // Return the value as a float value |
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603 // --------------------------------------------------------------------------- |
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604 // |
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605 float AlfCurvePathLayoutAttributeSetter::floatOrIntFromData( |
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606 IAlfVariantType* aData) |
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607 { |
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608 if (IAlfVariantType::EInt == aData->type()) |
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609 { |
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610 return float(aData->integer()); |
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611 } |
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612 else if (IAlfVariantType::EReal == aData->type()) |
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613 { |
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614 return aData->real();; //will throw an exception i |
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615 } |
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616 else |
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617 { |
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618 ALF_THROW ( AlfAttributeException, |
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619 ECommonError, "AlfCurvePathLayoutAttributeSetter" ); |
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620 } |
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621 } |
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622 |
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623 } // namespace Alf |
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624 // End of file |
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625 |
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626 |
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627 |
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628 |
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629 |