1 | /*
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2 | * FillElement.java
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3 | *
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4 | *
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5 | * The Salamander Project - 2D and 3D graphics libraries in Java
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6 | * Copyright (C) 2004 Mark McKay
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7 | *
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8 | * This library is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU Lesser General Public
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10 | * License as published by the Free Software Foundation; either
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11 | * version 2.1 of the License, or (at your option) any later version.
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12 | *
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13 | * This library is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 | * Lesser General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU Lesser General Public
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19 | * License along with this library; if not, write to the Free Software
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20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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21 | *
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22 | * Mark McKay can be contacted at mark@kitfox.com. Salamander and other
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23 | * projects can be found at http://www.kitfox.com
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24 | *
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25 | * Created on March 18, 2004, 6:52 AM
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26 | */
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27 |
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28 | package com.kitfox.svg;
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29 |
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30 | import com.kitfox.svg.xml.StyleAttribute;
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31 | import java.awt.*;
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32 | import java.awt.geom.*;
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33 | import java.net.*;
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34 | import java.util.*;
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35 |
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36 | import com.kitfox.svg.xml.*;
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37 | import org.xml.sax.*;
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38 |
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39 | /**
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40 | * @author Mark McKay
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41 | * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
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42 | */
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43 | public class FilterEffects extends SVGElement
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44 | {
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45 | public static final int FP_SOURCE_GRAPHIC = 0;
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46 | public static final int FP_SOURCE_ALPHA = 1;
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47 | public static final int FP_BACKGROUND_IMAGE = 2;
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48 | public static final int FP_BACKGROUND_ALPHA = 3;
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49 | public static final int FP_FILL_PAINT = 4;
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50 | public static final int FP_STROKE_PAINT = 5;
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51 | public static final int FP_CUSTOM = 5;
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52 |
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53 | private int filterPrimitiveTypeIn;
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54 | private String filterPrimitiveRefIn;
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55 |
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56 |
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57 | float x = 0f;
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58 | float y = 0f;
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59 | float width = 1f;
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60 | float height = 1f;
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61 |
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62 | String result = "defaultFilterName";
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63 |
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64 |
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65 |
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66 | URL href = null;
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67 |
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68 |
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69 | /** Creates a new instance of FillElement */
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70 | public FilterEffects() {
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71 | }
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72 |
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73 | /**
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74 | * Called after the start element but before the end element to indicate
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75 | * each child tag that has been processed
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76 | */
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77 | public void loaderAddChild(SVGLoaderHelper helper, SVGElement child) throws SVGElementException
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78 | {
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79 | super.loaderAddChild(helper, child);
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80 |
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81 | if (child instanceof FilterEffects)
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82 | {
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83 | // filterEffects.add(child);
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84 | }
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85 | }
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86 |
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87 | protected void build() throws SVGException
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88 | {
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89 | super.build();
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90 |
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91 | StyleAttribute sty = new StyleAttribute();
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92 | String strn;
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93 | /*
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94 | if (getPres(sty.setName("filterUnits")))
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95 | {
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96 | strn = sty.getStringValue().toLowerCase();
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97 | if (strn.equals("userspaceonuse")) filterUnits = FU_USER_SPACE_ON_USE;
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98 | else filterUnits = FU_OBJECT_BOUNDING_BOX;
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99 | }
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100 |
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101 | if (getPres(sty.setName("primitiveUnits")))
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102 | {
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103 | strn = sty.getStringValue().toLowerCase();
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104 | if (strn.equals("userspaceonuse")) primitiveUnits = PU_USER_SPACE_ON_USE;
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105 | else primitiveUnits = PU_OBJECT_BOUNDING_BOX;
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106 | }
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107 |
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108 | if (getPres(sty.setName("x"))) x = sty.getFloatValue();
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109 |
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110 | if (getPres(sty.setName("y"))) y = sty.getFloatValue();
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111 |
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112 | if (getPres(sty.setName("width"))) width = sty.getFloatValue();
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113 |
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114 | if (getPres(sty.setName("height"))) height = sty.getFloatValue();
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115 |
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116 | try {
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117 | if (getPres(sty.setName("xlink:href")))
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118 | {
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119 | URI src = sty.getURIValue(getXMLBase());
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120 | href = src.toURL();
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121 | }
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122 | }
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123 | catch (Exception e)
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124 | {
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125 | throw new SVGException(e);
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126 | }
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127 | */
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128 | }
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129 |
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130 | public float getX() { return x; }
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131 | public float getY() { return y; }
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132 | public float getWidth() { return width; }
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133 | public float getHeight() { return height; }
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134 |
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135 | public boolean updateTime(double curTime) throws SVGException
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136 | {
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137 | // if (trackManager.getNumTracks() == 0) return false;
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138 |
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139 | //Get current values for parameters
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140 | StyleAttribute sty = new StyleAttribute();
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141 | boolean stateChange = false;
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142 |
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143 | if (getPres(sty.setName("x")))
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144 | {
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145 | float newVal = sty.getFloatValueWithUnits();
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146 | if (newVal != x)
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147 | {
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148 | x = newVal;
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149 | stateChange = true;
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150 | }
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151 | }
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152 |
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153 | if (getPres(sty.setName("y")))
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154 | {
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155 | float newVal = sty.getFloatValueWithUnits();
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156 | if (newVal != y)
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157 | {
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158 | y = newVal;
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159 | stateChange = true;
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160 | }
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161 | }
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162 |
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163 | if (getPres(sty.setName("width")))
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164 | {
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165 | float newVal = sty.getFloatValueWithUnits();
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166 | if (newVal != width)
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167 | {
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168 | width = newVal;
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169 | stateChange = true;
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170 | }
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171 | }
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172 |
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173 | if (getPres(sty.setName("height")))
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174 | {
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175 | float newVal = sty.getFloatValueWithUnits();
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176 | if (newVal != height)
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177 | {
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178 | height = newVal;
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179 | stateChange = true;
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180 | }
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181 | }
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182 |
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183 | try {
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184 | if (getPres(sty.setName("xlink:href")))
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185 | {
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186 | URI src = sty.getURIValue(getXMLBase());
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187 | URL newVal = src.toURL();
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188 |
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189 | if (!newVal.equals(href))
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190 | {
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191 | href = newVal;
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192 | stateChange = true;
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193 | }
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194 | }
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195 | }
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196 | catch (Exception e)
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197 | {
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198 | throw new SVGException(e);
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199 | }
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200 |
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201 | /*
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202 | if (getPres(sty.setName("filterUnits")))
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203 | {
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204 | int newVal;
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205 | String strn = sty.getStringValue().toLowerCase();
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206 | if (strn.equals("userspaceonuse")) newVal = FU_USER_SPACE_ON_USE;
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207 | else newVal = FU_OBJECT_BOUNDING_BOX;
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208 | if (newVal != filterUnits)
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209 | {
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210 | filterUnits = newVal;
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211 | stateChange = true;
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212 | }
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213 | }
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214 |
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215 | if (getPres(sty.setName("primitiveUnits")))
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216 | {
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217 | int newVal;
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218 | String strn = sty.getStringValue().toLowerCase();
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219 | if (strn.equals("userspaceonuse")) newVal = PU_USER_SPACE_ON_USE;
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220 | else newVal = PU_OBJECT_BOUNDING_BOX;
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221 | if (newVal != filterUnits)
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222 | {
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223 | primitiveUnits = newVal;
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224 | stateChange = true;
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225 | }
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226 | }
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227 |
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228 | */
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229 |
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230 | return stateChange;
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231 | }
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232 | }
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233 |
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