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 / point / AbstractPoint.java @ 45762
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1 | 42260 | 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.point; |
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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.PathIterator; |
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28 | 43078 | jjdelcerro | import java.util.Arrays; |
29 | 42260 | fdiaz | |
30 | import org.cresques.cts.ICoordTrans; |
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31 | 43785 | jjdelcerro | import org.cresques.cts.IProjection; |
32 | 42260 | fdiaz | |
33 | import org.gvsig.fmap.geom.DirectPosition; |
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34 | import org.gvsig.fmap.geom.Geometry; |
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35 | import org.gvsig.fmap.geom.GeometryException; |
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36 | 42273 | fdiaz | import org.gvsig.fmap.geom.aggregate.MultiLine; |
37 | import org.gvsig.fmap.geom.aggregate.MultiPolygon; |
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38 | 43490 | jjdelcerro | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
39 | 42260 | fdiaz | import org.gvsig.fmap.geom.exception.ReprojectionRuntimeException; |
40 | import org.gvsig.fmap.geom.handler.AbstractHandler; |
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41 | import org.gvsig.fmap.geom.handler.FinalHandler; |
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42 | import org.gvsig.fmap.geom.handler.Handler; |
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43 | 43078 | jjdelcerro | import org.gvsig.fmap.geom.jts.MCoordinate; |
44 | 42260 | fdiaz | import org.gvsig.fmap.geom.jts.gputils.DefaultGeneralPathX; |
45 | import org.gvsig.fmap.geom.jts.primitive.AbstractPrimitive; |
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46 | import org.gvsig.fmap.geom.jts.primitive.Envelope2D; |
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47 | 42267 | fdiaz | import org.gvsig.fmap.geom.jts.util.JTSUtils; |
48 | 42281 | fdiaz | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
49 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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50 | 42260 | fdiaz | import org.gvsig.fmap.geom.primitive.Envelope; |
51 | 43078 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Point; |
52 | 42260 | fdiaz | |
53 | /**
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54 | * @author fdiaz
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55 | *
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56 | */
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57 | public abstract class AbstractPoint extends AbstractPrimitive implements PointJTS { |
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58 | |||
59 | /**
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60 | *
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61 | */
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62 | private static final long serialVersionUID = -8378193151810866724L; |
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63 | protected com.vividsolutions.jts.geom.Coordinate coordinate;
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64 | |||
65 | /**
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66 | *
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67 | */
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68 | 42267 | fdiaz | protected AbstractPoint(int subtype) { |
69 | super(Geometry.TYPES.POINT, subtype);
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70 | } |
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71 | |||
72 | 42260 | fdiaz | /**
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73 | *
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74 | */
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75 | public AbstractPoint(int subtype, com.vividsolutions.jts.geom.Coordinate coordinate) { |
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76 | this(subtype);
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77 | this.coordinate = coordinate;
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78 | } |
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79 | |||
80 | /*
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81 | * (non-Javadoc)
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82 | *
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83 | * @see org.gvsig.fmap.geom.primitive.Point#getDirectPosition()
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84 | */
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85 | public DirectPosition getDirectPosition() {
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86 | return new PointDirectPosition(); |
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87 | } |
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88 | |||
89 | class PointDirectPosition implements DirectPosition { |
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90 | |||
91 | /*
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92 | * (non-Javadoc)
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93 | *
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94 | * @see org.gvsig.fmap.geom.DirectPosition#getDimension()
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95 | */
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96 | public int getDimension() { |
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97 | return AbstractPoint.this.getDimension();
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98 | } |
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99 | |||
100 | /*
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101 | * (non-Javadoc)
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102 | *
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103 | * @see org.gvsig.fmap.geom.DirectPosition#getOrdinate(int)
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104 | */
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105 | public double getOrdinate(int dimension) { |
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106 | return AbstractPoint.this.getCoordinateAt(dimension);
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107 | } |
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108 | |||
109 | } |
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110 | |||
111 | /*
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112 | * (non-Javadoc)
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113 | *
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114 | * @see org.gvsig.fmap.geom.primitive.Point#setCoordinateAt(int, double)
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115 | */
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116 | public void setCoordinateAt(int dimension, double value) { |
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117 | this.coordinate.setOrdinate(dimension, value);
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118 | } |
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119 | |||
120 | /*
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121 | * (non-Javadoc)
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122 | *
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123 | * @see org.gvsig.fmap.geom.primitive.Point#setCoordinates(double[])
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124 | */
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125 | public void setCoordinates(double[] values) { |
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126 | for (int i = 0; i < values.length; i++) { |
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127 | this.coordinate.setOrdinate(i, values[i]);
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128 | } |
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129 | } |
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130 | |||
131 | 42392 | jjdelcerro | /*
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132 | 42260 | fdiaz | * (non-Javadoc)
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133 | *
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134 | * @see org.gvsig.fmap.geom.primitive.Point#setX(double)
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135 | */
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136 | public void setX(double x) { |
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137 | this.coordinate.x = x;
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138 | } |
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139 | |||
140 | /*
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141 | * (non-Javadoc)
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142 | *
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143 | * @see org.gvsig.fmap.geom.primitive.Point#setY(double)
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144 | */
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145 | public void setY(double y) { |
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146 | this.coordinate.y = y;
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147 | } |
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148 | |||
149 | /*
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150 | * (non-Javadoc)
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151 | *
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152 | * @see org.gvsig.fmap.geom.primitive.Point#getCoordinateAt(int)
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153 | */
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154 | public double getCoordinateAt(int dimension) { |
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155 | return this.coordinate.getOrdinate(dimension); |
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156 | } |
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157 | |||
158 | /*
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159 | * (non-Javadoc)
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160 | *
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161 | * @see org.gvsig.fmap.geom.primitive.Point#getCoordinates()
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162 | */
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163 | public double[] getCoordinates() { |
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164 | double[] coords = new double[this.getDimension()]; |
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165 | for (int i = 0; i < this.getDimension(); i++) { |
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166 | coords[i] = this.coordinate.getOrdinate(i);
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167 | } |
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168 | return coords;
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169 | } |
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170 | |||
171 | /*
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172 | * (non-Javadoc)
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173 | *
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174 | * @see org.gvsig.fmap.geom.primitive.Point#getX()
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175 | */
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176 | public double getX() { |
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177 | return this.coordinate.x; |
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178 | } |
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179 | |||
180 | /*
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181 | * (non-Javadoc)
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182 | *
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183 | * @see org.gvsig.fmap.geom.primitive.Point#getY()
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184 | */
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185 | public double getY() { |
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186 | return this.coordinate.y; |
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187 | } |
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188 | |||
189 | /*
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190 | * (non-Javadoc)
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191 | *
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192 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#getJTS()
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193 | */
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194 | public com.vividsolutions.jts.geom.Geometry getJTS() {
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195 | 42333 | fdiaz | return JTSUtils.createJTSPoint(this.coordinate); |
196 | 42260 | fdiaz | } |
197 | |||
198 | /*
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199 | * (non-Javadoc)
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200 | *
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201 | * @see org.gvsig.fmap.geom.Geometry#reProject(org.cresques.cts.ICoordTrans)
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202 | */
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203 | 43785 | jjdelcerro | @Override
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204 | 42260 | fdiaz | public void reProject(ICoordTrans ct) { |
205 | if (ct == null) { |
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206 | return;
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207 | } |
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208 | java.awt.geom.Point2D p = new java.awt.geom.Point2D.Double(this.getX(), this.getY()); |
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209 | try {
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210 | p = ct.convert(p, p); |
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211 | this.setX(p.getX());
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212 | this.setY(p.getY());
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213 | 43785 | jjdelcerro | this.setProjection(ct.getPDest());
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214 | 42260 | fdiaz | } catch (Exception exc) { |
215 | /*
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216 | * This can happen when the reprojection lib is unable
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217 | * to reproject (for example the source point
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218 | * is out of the valid range and some computing
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219 | * problem happens)
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220 | */
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221 | 42464 | fdiaz | this.setX(0); |
222 | this.setY(0); |
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223 | 42260 | fdiaz | } |
224 | } |
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225 | |||
226 | /*
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227 | * (non-Javadoc)
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228 | *
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229 | * @see
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230 | * org.gvsig.fmap.geom.Geometry#transform(java.awt.geom.AffineTransform)
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231 | */
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232 | 43785 | jjdelcerro | @Override
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233 | 42260 | fdiaz | public void transform(AffineTransform at) { |
234 | if (at == null) { |
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235 | return;
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236 | } |
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237 | |||
238 | 42283 | fdiaz | java.awt.geom.Point2D p = new java.awt.geom.Point2D.Double(this.getX(), this.getY()); |
239 | at.transform(p, p); |
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240 | setX(p.getX()); |
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241 | setY(p.getY()); |
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242 | 42260 | fdiaz | } |
243 | |||
244 | /*
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245 | * (non-Javadoc)
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246 | *
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247 | * @see org.gvsig.fmap.geom.jts.primitive.point.PointJTS#getJTSCoordinates()
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248 | */
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249 | public com.vividsolutions.jts.geom.Coordinate getJTSCoordinate() {
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250 | return this.coordinate; |
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251 | } |
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252 | |||
253 | /*
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254 | * (non-Javadoc)
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255 | *
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256 | * @see org.gvsig.fmap.geom.Geometry#getShape(java.awt.geom.AffineTransform)
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257 | */
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258 | public Shape getShape(AffineTransform affineTransform) { |
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259 | 42267 | fdiaz | return new DefaultGeneralPathX(getPathIterator(affineTransform), false, 0); |
260 | 42260 | fdiaz | } |
261 | |||
262 | /*
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263 | * (non-Javadoc)
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264 | *
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265 | * @see org.gvsig.fmap.geom.Geometry#getShape()
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266 | */
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267 | public Shape getShape() { |
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268 | 42267 | fdiaz | return new DefaultGeneralPathX(getPathIterator(null), false, 0); |
269 | 42260 | fdiaz | } |
270 | |||
271 | /*
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272 | * (non-Javadoc)
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273 | *
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274 | * @see
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275 | * org.gvsig.fmap.geom.Geometry#getPathIterator(java.awt.geom.AffineTransform
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276 | * , double)
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277 | */
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278 | public PathIterator getPathIterator(AffineTransform at, double flatness) { |
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279 | return getPathIterator(at);
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280 | } |
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281 | |||
282 | /*
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283 | * (non-Javadoc)
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284 | *
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285 | * @see org.gvsig.fmap.geom.Geometry#getHandlers(int)
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286 | */
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287 | public Handler[] getHandlers(int type) { |
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288 | return new Handler[] { new PointHandler() }; |
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289 | } |
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290 | |||
291 | class PointHandler extends AbstractHandler implements FinalHandler { |
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292 | |||
293 | public PointHandler() {
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294 | point = new java.awt.geom.Point2D.Double(AbstractPoint.this.getX(), AbstractPoint.this.getY());
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295 | index = 0;
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296 | } |
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297 | |||
298 | public void move(double movex, double movey) { |
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299 | AbstractPoint.this.setX(AbstractPoint.this.getX() + movex); |
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300 | AbstractPoint.this.setY(AbstractPoint.this.getY() + movey); |
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301 | } |
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302 | |||
303 | public void set(double setx, double sety) { |
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304 | AbstractPoint.this.setX(setx); |
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305 | AbstractPoint.this.setY(sety); |
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306 | } |
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307 | } |
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308 | |||
309 | public Envelope getEnvelope() {
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310 | 42463 | fdiaz | return new Envelope2D(this.getX(), this.getY(), this.getX(), this.getY()); |
311 | 42260 | fdiaz | } |
312 | 42273 | fdiaz | |
313 | |||
314 | /* (non-Javadoc)
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315 | * @see org.gvsig.fmap.geom.Geometry#toLines()
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316 | */
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317 | public MultiLine toLines() throws GeometryException { |
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318 | String message = "Can't get lines from a point"; |
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319 | notifyDeprecated(message); |
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320 | throw new UnsupportedOperationException(message); |
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321 | } |
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322 | |||
323 | /* (non-Javadoc)
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324 | * @see org.gvsig.fmap.geom.Geometry#toPolygons()
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325 | */
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326 | public MultiPolygon toPolygons() throws GeometryException { |
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327 | String message = "Can't get polygons from a point"; |
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328 | notifyDeprecated(message); |
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329 | throw new UnsupportedOperationException(message); |
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330 | } |
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331 | 42281 | fdiaz | |
332 | |||
333 | /* (non-Javadoc)
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334 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#flip()
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335 | */
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336 | public void flip() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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337 | 42355 | fdiaz | //Do nothing
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338 | 42281 | fdiaz | } |
339 | 42463 | fdiaz | |
340 | 42813 | fdiaz | public abstract String toString(); |
341 | |||
342 | 43002 | fdiaz | /* (non-Javadoc)
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343 | * @see org.gvsig.fmap.geom.Geometry#canBeTransformed(java.awt.geom.AffineTransform)
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344 | */
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345 | @Override
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346 | public boolean canBeTransformed(AffineTransform at) { |
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347 | return true; |
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348 | } |
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349 | |||
350 | /* (non-Javadoc)
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351 | * @see org.gvsig.fmap.geom.Geometry#canBeReprojected(org.cresques.cts.ICoordTrans)
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352 | */
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353 | @Override
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354 | public boolean canBeReprojected(ICoordTrans ct) { |
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355 | return true; |
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356 | } |
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357 | |||
358 | 43078 | jjdelcerro | @Override
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359 | public int hashCode() { |
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360 | double v[]; |
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361 | if( this.coordinate instanceof MCoordinate ) { |
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362 | v = new double[] { |
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363 | coordinate.x, |
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364 | coordinate.y, |
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365 | coordinate.z, |
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366 | ((MCoordinate)coordinate).m |
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367 | }; |
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368 | } else {
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369 | v = new double[] { |
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370 | coordinate.x, |
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371 | coordinate.y, |
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372 | coordinate.z, |
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373 | Double.NaN
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374 | }; |
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375 | } |
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376 | return Arrays.hashCode(v); |
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377 | } |
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378 | |||
379 | 43490 | jjdelcerro | |
380 | @Override
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381 | public org.gvsig.fmap.geom.primitive.Point centroid() throws GeometryOperationNotSupportedException, |
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382 | GeometryOperationException { |
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383 | return (Point) this.cloneGeometry(); |
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384 | } |
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385 | 44040 | jjdelcerro | |
386 | @Override
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387 | @SuppressWarnings("CloneDoesntCallSuperClone") |
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388 | public Point clone() throws CloneNotSupportedException { |
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389 | return this.cloneGeometry(); |
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390 | } |
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391 | |||
392 | 44612 | jjdelcerro | @Override
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393 | 45673 | jjdelcerro | public Point force2D() throws GeometryOperationNotSupportedException, GeometryOperationException { |
394 | 44612 | jjdelcerro | Point2D p = new Point2D(this.getProjection(), this.coordinate.x, this.coordinate.y); |
395 | return p;
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396 | } |
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397 | 45762 | fdiaz | |
398 | @Override
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399 | public Geometry offset(int joinStyle, double distance) throws GeometryOperationNotSupportedException, GeometryOperationException { |
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400 | return offset(distance);
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401 | } |
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402 | 44040 | jjdelcerro | |
403 | 42260 | fdiaz | } |