svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.geometry / org.gvsig.fmap.geometry.jts / src / main / java / org / gvsig / fmap / geom / jts / primitive / surface / ellipticarc / AbstractEllipticArc.java @ 44617
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1 | 42304 | fdiaz | /* gvSIG. Desktop Geographic Information System.
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2 | *
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3 | * Copyright ? 2007-2015 gvSIG Association
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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18 | * MA 02110-1301, USA.
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19 | *
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20 | * For any additional information, do not hesitate to contact us
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21 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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22 | */
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23 | package org.gvsig.fmap.geom.jts.primitive.surface.ellipticarc; |
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24 | |||
25 | import java.awt.Shape; |
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26 | import java.awt.geom.AffineTransform; |
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27 | import java.awt.geom.Arc2D; |
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28 | import java.awt.geom.PathIterator; |
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29 | |||
30 | 42464 | fdiaz | import org.cresques.cts.CoordTransRuntimeException; |
31 | 42304 | fdiaz | import org.cresques.cts.ICoordTrans; |
32 | |||
33 | 42441 | fdiaz | import org.gvsig.fmap.geom.Geometry; |
34 | 42304 | fdiaz | import org.gvsig.fmap.geom.GeometryLocator; |
35 | import org.gvsig.fmap.geom.GeometryManager; |
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36 | import org.gvsig.fmap.geom.jts.gputils.DefaultGeneralPathX; |
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37 | import org.gvsig.fmap.geom.jts.primitive.point.Point2D; |
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38 | import org.gvsig.fmap.geom.jts.primitive.point.PointJTS; |
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39 | import org.gvsig.fmap.geom.jts.primitive.surface.AbstractSurface; |
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40 | import org.gvsig.fmap.geom.jts.util.JTSUtils; |
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41 | import org.gvsig.fmap.geom.jts.util.UtilFunctions; |
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42 | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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43 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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44 | 42441 | fdiaz | import org.gvsig.fmap.geom.primitive.EllipticArc; |
45 | 42304 | fdiaz | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
46 | import org.gvsig.fmap.geom.primitive.Line; |
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47 | 44617 | jjdelcerro | import org.gvsig.fmap.geom.primitive.OrientablePrimitive; |
48 | 42304 | fdiaz | import org.gvsig.fmap.geom.primitive.Point; |
49 | import org.gvsig.fmap.geom.primitive.Polygon; |
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50 | import org.gvsig.fmap.geom.primitive.Ring; |
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51 | import org.gvsig.tools.exception.BaseException; |
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52 | |||
53 | |||
54 | /**
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55 | * @author fdiaz
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56 | *
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57 | */
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58 | public abstract class AbstractEllipticArc extends AbstractSurface { |
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59 | |||
60 | 42464 | fdiaz | /**
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61 | *
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62 | */
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63 | private static final long serialVersionUID = 6163269454714321454L; |
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64 | 42304 | fdiaz | protected Point axis1Start; |
65 | protected Point axis1End; |
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66 | protected double semiAxis2Length; |
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67 | protected double angSt; |
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68 | protected double angExt; |
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69 | |||
70 | |||
71 | /**
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72 | * @param type
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73 | * @param subtype
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74 | */
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75 | protected AbstractEllipticArc(int type, int subtype) { |
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76 | super(type, subtype);
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77 | } |
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78 | |||
79 | 44617 | jjdelcerro | @Override
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80 | 42304 | fdiaz | public int getNumInteriorRings() { |
81 | String message = "Calling deprecated method getInteriorRing of a ellipticArc"; |
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82 | notifyDeprecated(message); |
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83 | throw new UnsupportedOperationException(message); |
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84 | } |
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85 | |||
86 | 44617 | jjdelcerro | @Override
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87 | 42304 | fdiaz | public Ring getInteriorRing(int index) { |
88 | String message = "Calling deprecated method getInteriorRing of a ellipticArc"; |
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89 | notifyDeprecated(message); |
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90 | throw new UnsupportedOperationException(message); |
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91 | } |
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92 | |||
93 | 44617 | jjdelcerro | @Override
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94 | 42304 | fdiaz | public void addInteriorRing(Ring ring) { |
95 | String message = "Calling unsupported method addInteriorRing of a ellipticArc"; |
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96 | notifyDeprecated(message); |
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97 | throw new UnsupportedOperationException(message); |
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98 | } |
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99 | |||
100 | 44617 | jjdelcerro | @Override
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101 | 42304 | fdiaz | public void addInteriorRing(Line ring) { |
102 | |||
103 | String message = "Calling unsupported method addInteriorRing of a ellipticArc"; |
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104 | notifyDeprecated(message); |
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105 | throw new UnsupportedOperationException(message); |
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106 | |||
107 | } |
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108 | |||
109 | 44617 | jjdelcerro | @Override
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110 | 42304 | fdiaz | public void addInteriorRing(Polygon polygon) { |
111 | String message = "Calling unsupported method addInteriorRing of a ellipticArc"; |
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112 | notifyDeprecated(message); |
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113 | throw new UnsupportedOperationException(message); |
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114 | } |
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115 | |||
116 | 44617 | jjdelcerro | @Override
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117 | 42304 | fdiaz | public void removeInteriorRing(int index) { |
118 | String message = "Calling unsupported method removeInteriorRing of a ellipticArc"; |
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119 | notifyDeprecated(message); |
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120 | throw new UnsupportedOperationException(message); |
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121 | } |
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122 | |||
123 | 44617 | jjdelcerro | @Override
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124 | 42304 | fdiaz | public double getCoordinateAt(int index, int dimension) { |
125 | String message = "Calling deprecated method getCoordinateAt of a ellipticArc"; |
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126 | notifyDeprecated(message); |
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127 | throw new UnsupportedOperationException(message); |
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128 | } |
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129 | |||
130 | 44617 | jjdelcerro | @Override
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131 | public OrientablePrimitive setCoordinateAt(int index, int dimension, double value) { |
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132 | 42304 | fdiaz | String message = "Calling deprecated method setCoordinateAt of a ellipticArc"; |
133 | notifyDeprecated(message); |
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134 | throw new UnsupportedOperationException(message); |
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135 | } |
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136 | |||
137 | 44617 | jjdelcerro | @Override
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138 | public OrientablePrimitive addVertex(Point point) { |
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139 | 42304 | fdiaz | String message = "Calling deprecated method addVertex of a ellipticArc"; |
140 | notifyDeprecated(message); |
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141 | throw new UnsupportedOperationException(message); |
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142 | } |
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143 | |||
144 | 44617 | jjdelcerro | @Override
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145 | public OrientablePrimitive addVertex(double x, double y) { |
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146 | 42304 | fdiaz | String message = "Calling deprecated method addVertex of a ellipticArc"; |
147 | notifyDeprecated(message); |
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148 | throw new UnsupportedOperationException(message); |
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149 | } |
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150 | |||
151 | 44617 | jjdelcerro | @Override
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152 | public OrientablePrimitive addVertex(double x, double y, double z) { |
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153 | 42304 | fdiaz | String message = "Calling deprecated method addVertex of a ellipticArc"; |
154 | notifyDeprecated(message); |
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155 | throw new UnsupportedOperationException(message); |
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156 | } |
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157 | |||
158 | 44617 | jjdelcerro | @Override
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159 | 42304 | fdiaz | public void removeVertex(int index) { |
160 | String message = "Calling deprecated method removeVertex of a ellipticArc"; |
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161 | notifyDeprecated(message); |
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162 | throw new UnsupportedOperationException(message); |
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163 | } |
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164 | |||
165 | 44617 | jjdelcerro | @Override
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166 | 42304 | fdiaz | public Point getVertex(int index) { |
167 | String message = "Calling deprecated method getVertex of a ellipticArc"; |
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168 | notifyDeprecated(message); |
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169 | throw new UnsupportedOperationException(message); |
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170 | } |
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171 | |||
172 | 44617 | jjdelcerro | @Override
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173 | 42304 | fdiaz | public int getNumVertices() { |
174 | String message = "Calling deprecated method getNumVertices of a ellipticArc"; |
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175 | notifyDeprecated(message); |
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176 | throw new UnsupportedOperationException(message); |
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177 | } |
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178 | |||
179 | 44617 | jjdelcerro | @Override
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180 | public OrientablePrimitive insertVertex(int index, Point p) { |
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181 | 42304 | fdiaz | String message = "Calling deprecated method insertVertex of a ellipticArc"; |
182 | notifyDeprecated(message); |
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183 | throw new UnsupportedOperationException(message); |
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184 | } |
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185 | |||
186 | 44617 | jjdelcerro | @Override
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187 | public OrientablePrimitive setVertex(int index, Point p) { |
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188 | 42304 | fdiaz | String message = "Calling deprecated method setVertex of a ellipticArc"; |
189 | notifyDeprecated(message); |
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190 | throw new UnsupportedOperationException(message); |
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191 | } |
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192 | |||
193 | 44617 | jjdelcerro | @Override
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194 | 42304 | fdiaz | public void setGeneralPath(GeneralPathX generalPathX) { |
195 | String message = "Calling deprecated method setGeneralPath of a ellipticArc"; |
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196 | notifyDeprecated(message); |
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197 | throw new UnsupportedOperationException(message); |
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198 | } |
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199 | |||
200 | 44617 | jjdelcerro | @Override
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201 | 42304 | fdiaz | public void addMoveToVertex(Point point) { |
202 | String message = "Calling deprecated method addMoveToVertex of a ellipticArc"; |
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203 | notifyDeprecated(message); |
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204 | throw new UnsupportedOperationException(message); |
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205 | } |
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206 | |||
207 | 44617 | jjdelcerro | @Override
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208 | 42304 | fdiaz | public void closePrimitive() { |
209 | String message = "Calling deprecated method closePrimitive of a ellipticArc"; |
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210 | notifyDeprecated(message); |
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211 | throw new UnsupportedOperationException(message); |
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212 | } |
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213 | |||
214 | 44617 | jjdelcerro | @Override
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215 | public OrientablePrimitive ensureCapacity(int capacity) { |
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216 | 42304 | fdiaz | String message = "Calling deprecated method ensureCapacity of a ellipticArc"; |
217 | notifyDeprecated(message); |
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218 | throw new UnsupportedOperationException(message); |
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219 | } |
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220 | |||
221 | 44617 | jjdelcerro | @Override
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222 | 42304 | fdiaz | public void reProject(ICoordTrans ct) { |
223 | //FIXME: Esto solo ser?a correcto para transformaciones de traslaci?n, rotaci?n y escala
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224 | // Ser?a incorrecto para las de deformaci?n en cizallamiento
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225 | |||
226 | 44099 | jjdelcerro | Point2D aux = new Point2D(this.getProjection(), JTSUtils.getPointAtYAxisInEllipse(axis1Start, axis1End, semiAxis2Length)); |
227 | 42464 | fdiaz | try {
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228 | 42304 | fdiaz | axis1Start.reProject(ct); |
229 | axis1End.reProject(ct); |
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230 | aux.reProject(ct); |
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231 | 43785 | jjdelcerro | this.setProjection(ct.getPDest());
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232 | 42464 | fdiaz | } catch (CoordTransRuntimeException e) {
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233 | //Si ha fallado la reproyecci?n de alguno de los puntos, ponemos todas las coordenadas a 0
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234 | axis1Start.setX(0);
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235 | axis1Start.setY(0);
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236 | axis1End.setX(0);
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237 | axis1End.setY(0);
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238 | semiAxis2Length = 0;
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239 | } |
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240 | 42304 | fdiaz | try {
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241 | 44099 | jjdelcerro | Point2D transformedMiddlePoint = new Point2D(this.getProjection(), JTSUtils.getMidPoint(axis1Start, axis1End)); |
242 | 42304 | fdiaz | semiAxis2Length = transformedMiddlePoint.distance(aux); |
243 | } catch (BaseException e) {
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244 | throw new UnsupportedOperationException("Error calculating the radius of the transformed circle.", e); |
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245 | } |
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246 | |||
247 | } |
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248 | |||
249 | 44617 | jjdelcerro | @Override
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250 | 42304 | fdiaz | public void transform(AffineTransform at) { |
251 | //FIXME: Esto solo ser?a correcto para transformaciones de traslaci?n, rotaci?n y escala
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252 | // Ser?a incorrecto para las de deformaci?n en cizallamiento
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253 | |||
254 | 44099 | jjdelcerro | Point2D aux = new Point2D(this.getProjection(), JTSUtils.getPointAtYAxisInEllipse(axis1Start, axis1End, semiAxis2Length)); |
255 | 42304 | fdiaz | axis1Start.transform(at); |
256 | axis1End.transform(at); |
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257 | aux.transform(at); |
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258 | try {
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259 | 44099 | jjdelcerro | Point2D transformedMiddlePoint = new Point2D(this.getProjection(), JTSUtils.getMidPoint(axis1Start, axis1End)); |
260 | 42304 | fdiaz | semiAxis2Length = transformedMiddlePoint.distance(aux); |
261 | } catch (BaseException e) {
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262 | throw new UnsupportedOperationException("Error calculating the minor semi-axis of the transformed ellipse.", e); |
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263 | } |
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264 | |||
265 | } |
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266 | |||
267 | 44617 | jjdelcerro | @Override
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268 | 42304 | fdiaz | public int getDimension() { |
269 | return axis1Start.getDimension();
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270 | } |
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271 | |||
272 | 44617 | jjdelcerro | @Override
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273 | 42304 | fdiaz | public Shape getShape(AffineTransform affineTransform) { |
274 | return new DefaultGeneralPathX(getPathIterator(affineTransform),false,0); |
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275 | } |
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276 | |||
277 | 44617 | jjdelcerro | @Override
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278 | 42304 | fdiaz | public Shape getShape() { |
279 | return getShape(null); |
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280 | } |
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281 | |||
282 | 44617 | jjdelcerro | @Override
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283 | 42304 | fdiaz | public PathIterator getPathIterator(AffineTransform at) { |
284 | return getPathIterator(at, getManager().getFlatness());
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285 | } |
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286 | |||
287 | 44617 | jjdelcerro | @Override
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288 | 42304 | fdiaz | public PathIterator getPathIterator(AffineTransform at, double flatness) { |
289 | |||
290 | GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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291 | |||
292 | try {
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293 | double axis1Lenght = axis1Start.distance(axis1End);
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294 | java.awt.geom.Point2D center = |
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295 | new java.awt.geom.Point2D.Double((axis1Start.getX() + axis1End.getX()) / 2, |
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296 | (axis1Start.getY() + axis1End.getY()) / 2);
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297 | double x = center.getX() - axis1Lenght / 2; |
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298 | double y = center.getY() - semiAxis2Length;
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299 | |||
300 | double angle =
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301 | UtilFunctions.getAngle(center, new java.awt.geom.Point2D.Double(axis1Start.getX(), axis1Start.getY()));
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302 | |||
303 | Arc2D.Double arc =
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304 | new Arc2D.Double(x, y, axis1Lenght, 2 * semiAxis2Length, Math.toDegrees(angSt), Math.toDegrees(angExt), |
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305 | 42391 | jjdelcerro | Arc2D.CHORD);
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306 | 42304 | fdiaz | AffineTransform mT = AffineTransform.getRotateInstance(angle, center.getX(), center.getY()); |
307 | return arc.getPathIterator(null, geomManager.getFlatness()); |
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308 | } catch (BaseException e) {
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309 | throw new UnsupportedOperationException("Error calculating the radius of the transformed circle.", e); |
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310 | } |
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311 | } |
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312 | |||
313 | 44617 | jjdelcerro | @Override
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314 | 42304 | fdiaz | public GeneralPathX getGeneralPath() {
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315 | |||
316 | GeneralPathX gp = new DefaultGeneralPathX(getPathIterator(null, getManager().getFlatness()), is3D(), 0.0); |
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317 | return gp;
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318 | } |
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319 | |||
320 | 44617 | jjdelcerro | @Override
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321 | 42304 | fdiaz | public boolean is3D() { |
322 | return ((PointJTS)axis1Start).is3D();
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323 | } |
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324 | |||
325 | |||
326 | /**
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327 | 44617 | jjdelcerro | * @param point
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328 | 42304 | fdiaz | * @return
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329 | */
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330 | protected abstract Point fixPoint(Point point); |
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331 | |||
332 | |||
333 | public void setPoints(Point axis1Start, Point axis1End, double axis2Length, double angSt, double angExt) { |
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334 | this.axis1Start = fixPoint(axis1Start);
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335 | this.axis1End = fixPoint(axis1End);
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336 | this.semiAxis2Length = axis2Length;
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337 | this.angSt = angSt;
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338 | this.angExt = angExt;
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339 | } |
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340 | |||
341 | 44612 | jjdelcerro | @Override
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342 | public Geometry force2D() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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343 | EllipticArc2D other = new EllipticArc2D();
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344 | 44617 | jjdelcerro | Point theAxis1Start = (Point) this.axis1Start.force2D(); |
345 | Point theAxis1End = (Point) this.axis1End.force2D(); |
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346 | other.setPoints(theAxis1Start, theAxis1End, semiAxis2Length, angSt, angExt); |
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347 | 44612 | jjdelcerro | other.setProjection(this.getProjection());
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348 | return other;
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349 | } |
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350 | |||
351 | 42304 | fdiaz | public Point getAxis1Start() { |
352 | return axis1Start;
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353 | } |
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354 | |||
355 | public Point getAxis1End() { |
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356 | return axis1End;
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357 | } |
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358 | |||
359 | public double getAxis2Dist() { |
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360 | return semiAxis2Length;
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361 | } |
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362 | |||
363 | public double getAngSt(){ |
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364 | return this.angSt; |
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365 | } |
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366 | |||
367 | public double getAngExt(){ |
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368 | return this.angExt; |
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369 | } |
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370 | |||
371 | 44617 | jjdelcerro | @Override
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372 | 42304 | fdiaz | public void flip() throws GeometryOperationNotSupportedException, GeometryOperationException { |
373 | //FIXME: throw UnssupportedOperationException or do nothing?
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374 | // String message = "Can't flip a ellipse";
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375 | // notifyDeprecated(message);
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376 | // throw new UnsupportedOperationException(message);
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377 | } |
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378 | |||
379 | 44617 | jjdelcerro | @Override
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380 | 42441 | fdiaz | public Geometry offset(double distance) throws GeometryOperationNotSupportedException, GeometryOperationException { |
381 | EllipticArc cloned = (EllipticArc) this.cloneGeometry();
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382 | |||
383 | Point center = new Point2D((getAxis1Start().getX()+getAxis1End().getX())/2, |
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384 | (getAxis1Start().getY()+getAxis1End().getY())/2);
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385 | double axis1Lenght = getAxis1Start().distance(getAxis1End());
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386 | |||
387 | Point clonedAxis1Start = (Point) getAxis1Start().cloneGeometry(); |
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388 | Point clonedAxis1End = (Point) getAxis1End().cloneGeometry(); |
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389 | double clonedYDist = this.semiAxis2Length+distance; |
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390 | |||
391 | clonedAxis1Start.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1Start().getX(), axis1Lenght/2+distance)); |
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392 | clonedAxis1Start.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1Start().getY(), axis1Lenght/2+distance)); |
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393 | |||
394 | clonedAxis1End.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1End().getX(), axis1Lenght/2+distance)); |
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395 | clonedAxis1End.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1End().getY(), axis1Lenght/2+distance)); |
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396 | |||
397 | cloned.setPoints(clonedAxis1Start, clonedAxis1End, clonedYDist, this.angSt, this.angExt); |
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398 | return cloned;
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399 | } |
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400 | 43002 | fdiaz | |
401 | |||
402 | @Override
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403 | public boolean canBeTransformed(AffineTransform at) { |
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404 | return false; |
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405 | } |
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406 | |||
407 | @Override
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408 | public boolean canBeReprojected(ICoordTrans ct) { |
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409 | return false; |
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410 | } |
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411 | 43078 | jjdelcerro | |
412 | |||
413 | 42304 | fdiaz | } |