root / trunk / libraries / libDwg / src / com / iver / cit / jdwglib / dwg / objects / DwgArc.java @ 10319
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1 | 2896 | jmorell | /* jdwglib. Java Library for reading Dwg files.
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2 | *
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3 | * Author: Jose Morell Rama (jose.morell@gmail.com).
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4 | * Port from the Pythoncad Dwg library by Art Haas.
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5 | *
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6 | * Copyright (C) 2005 Jose Morell, IVER TI S.A. and Generalitat Valenciana
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7 | *
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8 | * This program is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU General Public License
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10 | * as published by the Free Software Foundation; either version 2
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11 | * of the License, or (at your option) any later version.
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12 | *
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13 | * This program 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
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16 | * GNU 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 General Public License
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19 | * along with this program; 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 | * For more information, contact:
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23 | *
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24 | * Jose Morell (jose.morell@gmail.com)
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25 | *
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26 | * or
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27 | *
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28 | * IVER TI S.A.
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29 | * C/Salamanca, 50
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30 | * 46005 Valencia
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31 | * Spain
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32 | * +34 963163400
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33 | * dac@iver.es
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34 | */
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35 | package com.iver.cit.jdwglib.dwg.objects; |
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36 | |||
37 | 9825 | azabala | import java.awt.geom.Point2D; |
38 | 9843 | azabala | import java.util.List; |
39 | 10240 | azabala | import java.util.Map; |
40 | 2896 | jmorell | |
41 | 9825 | azabala | import com.iver.cit.gvsig.fmap.core.FPolyline2D; |
42 | import com.iver.cit.gvsig.fmap.core.FShape; |
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43 | 9843 | azabala | import com.iver.cit.jdwglib.dwg.DwgFile; |
44 | 2896 | jmorell | import com.iver.cit.jdwglib.dwg.DwgObject; |
45 | 9825 | azabala | import com.iver.cit.jdwglib.dwg.IDwg2FMap; |
46 | import com.iver.cit.jdwglib.dwg.IDwg3DTestable; |
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47 | 9843 | azabala | import com.iver.cit.jdwglib.dwg.IDwgBlockMember; |
48 | 9825 | azabala | import com.iver.cit.jdwglib.dwg.IDwgExtrusionable; |
49 | import com.iver.cit.jdwglib.util.AcadExtrusionCalculator; |
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50 | import com.iver.cit.jdwglib.util.FMapUtil; |
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51 | import com.iver.cit.jdwglib.util.GisModelCurveCalculator; |
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52 | 2896 | jmorell | |
53 | /**
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54 | * The DwgArc class represents a DWG Arc
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55 | *
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56 | * @author jmorell
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57 | */
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58 | 9825 | azabala | public class DwgArc extends DwgObject |
59 | 9843 | azabala | implements IDwgExtrusionable, IDwg3DTestable, IDwg2FMap, IDwgBlockMember {
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60 | 9718 | azabala | |
61 | 2896 | jmorell | private double[] center; |
62 | private double radius; |
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63 | private double thickness; |
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64 | private double[] extrusion; |
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65 | private double initAngle; |
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66 | private double endAngle; |
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67 | |||
68 | 9718 | azabala | public DwgArc(int index) { |
69 | super(index);
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70 | } |
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71 | |||
72 | 9927 | azabala | |
73 | 2896 | jmorell | /**
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74 | * @return Returns the center.
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75 | */
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76 | public double[] getCenter() { |
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77 | return center;
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78 | } |
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79 | /**
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80 | * @param center The center to set.
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81 | */
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82 | public void setCenter(double[] center) { |
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83 | this.center = center;
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84 | } |
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85 | /**
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86 | * @return Returns the endAngle.
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87 | */
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88 | public double getEndAngle() { |
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89 | return endAngle;
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90 | } |
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91 | /**
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92 | * @param endAngle The endAngle to set.
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93 | */
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94 | public void setEndAngle(double endAngle) { |
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95 | this.endAngle = endAngle;
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96 | } |
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97 | /**
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98 | * @return Returns the initAngle.
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99 | */
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100 | public double getInitAngle() { |
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101 | return initAngle;
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102 | } |
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103 | /**
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104 | * @param initAngle The initAngle to set.
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105 | */
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106 | public void setInitAngle(double initAngle) { |
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107 | this.initAngle = initAngle;
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108 | } |
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109 | /**
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110 | * @return Returns the radius.
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111 | */
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112 | public double getRadius() { |
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113 | return radius;
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114 | } |
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115 | /**
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116 | * @param radius The radius to set.
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117 | */
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118 | public void setRadius(double radius) { |
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119 | this.radius = radius;
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120 | } |
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121 | /**
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122 | * @return Returns the extrusion.
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123 | */
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124 | public double[] getExtrusion() { |
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125 | return extrusion;
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126 | } |
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127 | |||
128 | /**
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129 | * @return Returns the thickness.
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130 | */
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131 | public double getThickness() { |
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132 | return thickness;
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133 | } |
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134 | /**
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135 | * @param thickness The thickness to set.
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136 | */
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137 | public void setThickness(double thickness) { |
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138 | this.thickness = thickness;
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139 | } |
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140 | /**
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141 | * @param extrusion The extrusion to set.
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142 | */
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143 | public void setExtrusion(double[] extrusion) { |
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144 | this.extrusion = extrusion;
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145 | } |
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146 | 9825 | azabala | |
147 | /* (non-Javadoc)
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148 | * @see com.iver.cit.jdwglib.dwg.IDwgExtrusionable#applyExtrussion()
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149 | */
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150 | public void applyExtrussion() { |
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151 | double[] arcCenter = getCenter(); |
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152 | double[] arcExt = getExtrusion(); |
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153 | arcCenter = AcadExtrusionCalculator. |
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154 | 10319 | azabala | extrude2(arcCenter, arcExt); |
155 | 9825 | azabala | setCenter(arcCenter); |
156 | |||
157 | } |
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158 | |||
159 | /* (non-Javadoc)
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160 | * @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#has3DData()
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161 | */
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162 | public boolean has3DData() { |
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163 | return (getCenter()[2] != 0.0); |
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164 | } |
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165 | |||
166 | /* (non-Javadoc)
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167 | * @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapGeometry()
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168 | */
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169 | public FShape toFMapGeometry(boolean is3DFile) { |
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170 | double[] c = getCenter(); |
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171 | Point2D center = new Point2D.Double(c[0], c[1]); |
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172 | double radius = getRadius();
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173 | double initAngle = Math.toDegrees(getInitAngle()); |
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174 | double endAngle = Math.toDegrees(getEndAngle()); |
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175 | Point2D[] arc = GisModelCurveCalculator.calculateGisModelArc( |
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176 | center, radius, initAngle, endAngle); |
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177 | FPolyline2D arcc; |
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178 | if (is3DFile) {
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179 | double[][] arc3D = new double[arc.length][3]; |
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180 | for (int j = 0; j < arc.length; j++) { |
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181 | arc3D[j][0] = arc[j].getX();
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182 | arc3D[j][1] = arc[j].getY();
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183 | arc3D[j][2] = c[2]; |
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184 | } |
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185 | arcc = FMapUtil.points3DToFPolyline3D(arc3D); |
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186 | |||
187 | } else {
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188 | arcc = FMapUtil.points2DToFPolyline2D(arc); |
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189 | } |
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190 | return arcc;
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191 | } |
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192 | |||
193 | public String toString(){ |
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194 | return "Arc"; |
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195 | } |
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196 | |||
197 | /* (non-Javadoc)
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198 | * @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapString()
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199 | */
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200 | public String toFMapString(boolean is3dFile) { |
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201 | if(is3dFile)
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202 | return "FPolyline3D"; |
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203 | else
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204 | return "FPolyline2D"; |
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205 | } |
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206 | |||
207 | /* (non-Javadoc)
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208 | * @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#getZ()
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209 | */
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210 | public double getZ() { |
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211 | return getCenter()[2]; |
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212 | } |
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213 | 9843 | azabala | |
214 | 10240 | azabala | public void transform2Block(double[] bPoint, Point2D insPoint, double[] scale, double rot, |
215 | List dwgObjectsWithoutBlocks, Map handleObjWithoutBlocks, DwgFile callBack) { |
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216 | 9977 | azabala | //DwgArc transformedEntity = new DwgArc(getIndex());
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217 | double[] center = this.getCenter(); |
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218 | Point2D pointAux = new Point2D.Double(center[0] - bPoint[0], center[1] - bPoint[1]); |
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219 | double laX = insPoint.getX() + ((pointAux.getX()*scale[0])*Math.cos(rot) + (pointAux.getY()*scale[1])*(-1)*Math.sin(rot)); |
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220 | double laY = insPoint.getY() + ((pointAux.getX()*scale[0])*Math.sin(rot) + (pointAux.getY()*scale[1])*Math.cos(rot)); |
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221 | 9843 | azabala | double laZ = center[2] * scale[2]; |
222 | double[] transformedCenter = new double[]{laX, laY, laZ}; |
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223 | 9977 | azabala | double radius = this.getRadius(); |
224 | 9843 | azabala | double transformedRadius = radius * scale[0]; |
225 | 9977 | azabala | double initAngle = this.getInitAngle(); |
226 | double endAngle = this.getEndAngle(); |
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227 | double transformedInitAngle = initAngle + rot;
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228 | if (transformedInitAngle<0) { |
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229 | transformedInitAngle = transformedInitAngle + (2*Math.PI); |
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230 | } else if (transformedInitAngle>(2*Math.PI)) { |
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231 | transformedInitAngle = transformedInitAngle - (2*Math.PI); |
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232 | } |
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233 | double transformedEndAngle = endAngle + rot;
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234 | if (transformedEndAngle<0) { |
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235 | transformedEndAngle = transformedEndAngle + (2*Math.PI); |
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236 | } else if (transformedEndAngle>(2*Math.PI)) { |
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237 | transformedEndAngle = transformedEndAngle - (2*Math.PI); |
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238 | } |
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239 | 10064 | azabala | DwgArc transformedEntity = (DwgArc) this.clone();
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240 | transformedEntity.setCenter(transformedCenter); |
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241 | transformedEntity.setRadius(transformedRadius); |
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242 | transformedEntity.setInitAngle(transformedInitAngle); |
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243 | transformedEntity.setEndAngle(transformedEndAngle); |
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244 | transformedEntity.setHandle(this.getHandle());
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245 | 10054 | azabala | |
246 | 10064 | azabala | |
247 | |||
248 | |||
249 | |||
250 | |||
251 | dwgObjectsWithoutBlocks.add(transformedEntity); |
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252 | 10240 | azabala | handleObjWithoutBlocks.put(new Integer(transformedEntity.getHandle().getOffset()), transformedEntity); |
253 | 10064 | azabala | |
254 | // setCenter(transformedCenter);
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255 | // setRadius(transformedRadius);
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256 | // setInitAngle(transformedInitAngle);
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257 | // setEndAngle(transformedEndAngle);
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258 | // dwgObjectsWithoutBlocks.add(this);
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259 | 9843 | azabala | } |
260 | 10174 | fdiaz | /* (non-Javadoc)
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261 | * @see java.lang.Object#clone()
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262 | */
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263 | public Object clone(){ |
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264 | DwgArc obj = new DwgArc(index);
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265 | this.fill(obj);
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266 | return obj;
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267 | } |
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268 | |||
269 | protected void fill(DwgObject obj){ |
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270 | super.fill(obj);
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271 | DwgArc myObj = (DwgArc)obj; |
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272 | |||
273 | myObj.setCenter(center); |
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274 | myObj.setEndAngle(endAngle); |
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275 | myObj.setExtrusion(extrusion); |
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276 | myObj.setInitAngle(initAngle); |
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277 | myObj.setRadius(radius); |
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278 | myObj.setThickness(thickness); |
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279 | |||
280 | } |
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281 | |||
282 | 2896 | jmorell | } |