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 FeSpotLight extends FeLight
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44 | {
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45 | float x = 0f;
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46 | float y = 0f;
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47 | float z = 0f;
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48 | float pointsAtX = 0f;
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49 | float pointsAtY = 0f;
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50 | float pointsAtZ = 0f;
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51 | float specularComponent = 0f;
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52 | float limitingConeAngle = 0f;
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53 |
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54 |
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55 | /** Creates a new instance of FillElement */
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56 | public FeSpotLight() {
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57 | }
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58 |
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59 |
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60 | protected void build() throws SVGException
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61 | {
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62 | super.build();
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63 |
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64 | StyleAttribute sty = new StyleAttribute();
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65 | String strn;
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66 |
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67 | if (getPres(sty.setName("x"))) x = sty.getFloatValueWithUnits();
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68 | if (getPres(sty.setName("y"))) y = sty.getFloatValueWithUnits();
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69 | if (getPres(sty.setName("z"))) z = sty.getFloatValueWithUnits();
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70 | if (getPres(sty.setName("pointsAtX"))) pointsAtX = sty.getFloatValueWithUnits();
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71 | if (getPres(sty.setName("pointsAtY"))) pointsAtY = sty.getFloatValueWithUnits();
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72 | if (getPres(sty.setName("pointsAtZ"))) pointsAtZ = sty.getFloatValueWithUnits();
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73 | if (getPres(sty.setName("specularComponent"))) specularComponent = sty.getFloatValueWithUnits();
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74 | if (getPres(sty.setName("limitingConeAngle"))) limitingConeAngle = sty.getFloatValueWithUnits();
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75 | }
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76 |
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77 | public float getX() { return x; }
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78 | public float getY() { return y; }
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79 | public float getZ() { return z; }
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80 | public float getPointsAtX() { return pointsAtX; }
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81 | public float getPointsAtY() { return pointsAtY; }
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82 | public float getPointsAtZ() { return pointsAtZ; }
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83 | public float getSpecularComponent() { return specularComponent; }
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84 | public float getLimitingConeAngle() { return limitingConeAngle; }
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85 |
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86 | public boolean updateTime(double curTime) throws SVGException
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87 | {
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88 | // if (trackManager.getNumTracks() == 0) return false;
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89 |
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90 | //Get current values for parameters
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91 | StyleAttribute sty = new StyleAttribute();
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92 | boolean stateChange = false;
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93 |
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94 | if (getPres(sty.setName("x")))
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95 | {
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96 | float newVal = sty.getFloatValueWithUnits();
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97 | if (newVal != x)
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98 | {
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99 | x = newVal;
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100 | stateChange = true;
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101 | }
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102 | }
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103 |
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104 | if (getPres(sty.setName("y")))
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105 | {
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106 | float newVal = sty.getFloatValueWithUnits();
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107 | if (newVal != y)
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108 | {
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109 | y = newVal;
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110 | stateChange = true;
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111 | }
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112 | }
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113 |
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114 | if (getPres(sty.setName("z")))
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115 | {
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116 | float newVal = sty.getFloatValueWithUnits();
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117 | if (newVal != z)
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118 | {
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119 | z = newVal;
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120 | stateChange = true;
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121 | }
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122 | }
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123 |
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124 | if (getPres(sty.setName("pointsAtX")))
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125 | {
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126 | float newVal = sty.getFloatValueWithUnits();
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127 | if (newVal != pointsAtX)
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128 | {
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129 | pointsAtX = newVal;
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130 | stateChange = true;
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131 | }
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132 | }
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133 |
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134 | if (getPres(sty.setName("pointsAtY")))
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135 | {
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136 | float newVal = sty.getFloatValueWithUnits();
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137 | if (newVal != pointsAtY)
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138 | {
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139 | pointsAtY = newVal;
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140 | stateChange = true;
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141 | }
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142 | }
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143 |
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144 | if (getPres(sty.setName("pointsAtZ")))
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145 | {
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146 | float newVal = sty.getFloatValueWithUnits();
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147 | if (newVal != pointsAtZ)
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148 | {
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149 | pointsAtZ = newVal;
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150 | stateChange = true;
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151 | }
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152 | }
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153 |
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154 | if (getPres(sty.setName("specularComponent")))
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155 | {
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156 | float newVal = sty.getFloatValueWithUnits();
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157 | if (newVal != specularComponent)
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158 | {
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159 | specularComponent = newVal;
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160 | stateChange = true;
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161 | }
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162 | }
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163 |
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164 | if (getPres(sty.setName("limitingConeAngle")))
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165 | {
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166 | float newVal = sty.getFloatValueWithUnits();
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167 | if (newVal != limitingConeAngle)
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168 | {
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169 | limitingConeAngle = newVal;
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170 | stateChange = true;
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171 | }
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172 | }
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173 |
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174 | return stateChange;
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175 | }
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176 | }
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177 |
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