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 @ 42464
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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 | |||
29 | import org.cresques.cts.ICoordTrans; |
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30 | |||
31 | import org.gvsig.fmap.geom.DirectPosition; |
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32 | import org.gvsig.fmap.geom.Geometry; |
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33 | import org.gvsig.fmap.geom.GeometryException; |
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34 | 42273 | fdiaz | import org.gvsig.fmap.geom.aggregate.MultiLine; |
35 | import org.gvsig.fmap.geom.aggregate.MultiPolygon; |
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36 | 42260 | fdiaz | import org.gvsig.fmap.geom.exception.ReprojectionRuntimeException; |
37 | import org.gvsig.fmap.geom.handler.AbstractHandler; |
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38 | import org.gvsig.fmap.geom.handler.FinalHandler; |
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39 | import org.gvsig.fmap.geom.handler.Handler; |
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40 | import org.gvsig.fmap.geom.jts.gputils.DefaultGeneralPathX; |
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41 | import org.gvsig.fmap.geom.jts.primitive.AbstractPrimitive; |
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42 | import org.gvsig.fmap.geom.jts.primitive.Envelope2D; |
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43 | 42267 | fdiaz | import org.gvsig.fmap.geom.jts.util.JTSUtils; |
44 | 42281 | fdiaz | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
45 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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46 | 42260 | fdiaz | import org.gvsig.fmap.geom.primitive.Envelope; |
47 | |||
48 | /**
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49 | * @author fdiaz
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50 | *
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51 | */
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52 | public abstract class AbstractPoint extends AbstractPrimitive implements PointJTS { |
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53 | |||
54 | /**
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55 | *
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56 | */
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57 | private static final long serialVersionUID = -8378193151810866724L; |
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58 | protected com.vividsolutions.jts.geom.Coordinate coordinate;
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59 | |||
60 | /**
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61 | *
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62 | */
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63 | 42267 | fdiaz | protected AbstractPoint(int subtype) { |
64 | super(Geometry.TYPES.POINT, subtype);
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65 | } |
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66 | |||
67 | 42260 | fdiaz | /**
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68 | *
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69 | */
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70 | public AbstractPoint(int subtype, com.vividsolutions.jts.geom.Coordinate coordinate) { |
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71 | this(subtype);
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72 | this.coordinate = coordinate;
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73 | } |
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74 | |||
75 | /*
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76 | * (non-Javadoc)
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77 | *
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78 | * @see org.gvsig.fmap.geom.primitive.Point#getDirectPosition()
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79 | */
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80 | public DirectPosition getDirectPosition() {
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81 | return new PointDirectPosition(); |
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82 | } |
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83 | |||
84 | class PointDirectPosition implements DirectPosition { |
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85 | |||
86 | /*
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87 | * (non-Javadoc)
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88 | *
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89 | * @see org.gvsig.fmap.geom.DirectPosition#getDimension()
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90 | */
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91 | public int getDimension() { |
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92 | return AbstractPoint.this.getDimension();
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93 | } |
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94 | |||
95 | /*
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96 | * (non-Javadoc)
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97 | *
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98 | * @see org.gvsig.fmap.geom.DirectPosition#getOrdinate(int)
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99 | */
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100 | public double getOrdinate(int dimension) { |
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101 | return AbstractPoint.this.getCoordinateAt(dimension);
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102 | } |
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103 | |||
104 | } |
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105 | |||
106 | /*
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107 | * (non-Javadoc)
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108 | *
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109 | * @see org.gvsig.fmap.geom.primitive.Point#setCoordinateAt(int, double)
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110 | */
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111 | public void setCoordinateAt(int dimension, double value) { |
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112 | this.coordinate.setOrdinate(dimension, value);
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113 | } |
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114 | |||
115 | /*
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116 | * (non-Javadoc)
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117 | *
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118 | * @see org.gvsig.fmap.geom.primitive.Point#setCoordinates(double[])
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119 | */
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120 | public void setCoordinates(double[] values) { |
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121 | for (int i = 0; i < values.length; i++) { |
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122 | this.coordinate.setOrdinate(i, values[i]);
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123 | } |
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124 | } |
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125 | |||
126 | 42392 | jjdelcerro | /*
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127 | 42260 | fdiaz | * (non-Javadoc)
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128 | *
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129 | * @see org.gvsig.fmap.geom.primitive.Point#setX(double)
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130 | */
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131 | public void setX(double x) { |
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132 | this.coordinate.x = x;
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133 | } |
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134 | |||
135 | /*
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136 | * (non-Javadoc)
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137 | *
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138 | * @see org.gvsig.fmap.geom.primitive.Point#setY(double)
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139 | */
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140 | public void setY(double y) { |
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141 | this.coordinate.y = y;
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142 | } |
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143 | |||
144 | /*
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145 | * (non-Javadoc)
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146 | *
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147 | * @see org.gvsig.fmap.geom.primitive.Point#getCoordinateAt(int)
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148 | */
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149 | public double getCoordinateAt(int dimension) { |
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150 | return this.coordinate.getOrdinate(dimension); |
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151 | } |
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152 | |||
153 | /*
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154 | * (non-Javadoc)
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155 | *
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156 | * @see org.gvsig.fmap.geom.primitive.Point#getCoordinates()
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157 | */
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158 | public double[] getCoordinates() { |
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159 | double[] coords = new double[this.getDimension()]; |
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160 | for (int i = 0; i < this.getDimension(); i++) { |
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161 | coords[i] = this.coordinate.getOrdinate(i);
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162 | } |
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163 | return coords;
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164 | } |
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165 | |||
166 | /*
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167 | * (non-Javadoc)
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168 | *
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169 | * @see org.gvsig.fmap.geom.primitive.Point#getX()
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170 | */
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171 | public double getX() { |
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172 | return this.coordinate.x; |
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173 | } |
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174 | |||
175 | /*
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176 | * (non-Javadoc)
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177 | *
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178 | * @see org.gvsig.fmap.geom.primitive.Point#getY()
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179 | */
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180 | public double getY() { |
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181 | return this.coordinate.y; |
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182 | } |
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183 | |||
184 | /*
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185 | * (non-Javadoc)
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186 | *
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187 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#getJTS()
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188 | */
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189 | public com.vividsolutions.jts.geom.Geometry getJTS() {
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190 | 42333 | fdiaz | return JTSUtils.createJTSPoint(this.coordinate); |
191 | 42260 | fdiaz | } |
192 | |||
193 | /*
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194 | * (non-Javadoc)
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195 | *
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196 | * @see org.gvsig.fmap.geom.Geometry#reProject(org.cresques.cts.ICoordTrans)
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197 | */
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198 | public void reProject(ICoordTrans ct) { |
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199 | if (ct == null) { |
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200 | return;
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201 | } |
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202 | java.awt.geom.Point2D p = new java.awt.geom.Point2D.Double(this.getX(), this.getY()); |
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203 | try {
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204 | p = ct.convert(p, p); |
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205 | this.setX(p.getX());
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206 | this.setY(p.getY());
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207 | } catch (Exception exc) { |
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208 | /*
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209 | * This can happen when the reprojection lib is unable
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210 | * to reproject (for example the source point
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211 | * is out of the valid range and some computing
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212 | * problem happens)
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213 | */
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214 | 42464 | fdiaz | this.setX(0); |
215 | this.setY(0); |
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216 | 42260 | fdiaz | } |
217 | } |
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218 | |||
219 | /*
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220 | * (non-Javadoc)
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221 | *
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222 | * @see
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223 | * org.gvsig.fmap.geom.Geometry#transform(java.awt.geom.AffineTransform)
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224 | */
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225 | public void transform(AffineTransform at) { |
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226 | if (at == null) { |
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227 | return;
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228 | } |
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229 | |||
230 | 42283 | fdiaz | java.awt.geom.Point2D p = new java.awt.geom.Point2D.Double(this.getX(), this.getY()); |
231 | at.transform(p, p); |
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232 | setX(p.getX()); |
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233 | setY(p.getY()); |
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234 | 42260 | fdiaz | } |
235 | |||
236 | /*
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237 | * (non-Javadoc)
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238 | *
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239 | * @see org.gvsig.fmap.geom.jts.primitive.point.PointJTS#getJTSCoordinates()
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240 | */
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241 | public com.vividsolutions.jts.geom.Coordinate getJTSCoordinate() {
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242 | return this.coordinate; |
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243 | } |
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244 | |||
245 | /*
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246 | * (non-Javadoc)
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247 | *
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248 | * @see org.gvsig.fmap.geom.Geometry#getShape(java.awt.geom.AffineTransform)
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249 | */
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250 | public Shape getShape(AffineTransform affineTransform) { |
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251 | 42267 | fdiaz | return new DefaultGeneralPathX(getPathIterator(affineTransform), false, 0); |
252 | 42260 | fdiaz | } |
253 | |||
254 | /*
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255 | * (non-Javadoc)
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256 | *
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257 | * @see org.gvsig.fmap.geom.Geometry#getShape()
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258 | */
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259 | public Shape getShape() { |
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260 | 42267 | fdiaz | return new DefaultGeneralPathX(getPathIterator(null), false, 0); |
261 | 42260 | fdiaz | } |
262 | |||
263 | /*
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264 | * (non-Javadoc)
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265 | *
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266 | * @see
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267 | * org.gvsig.fmap.geom.Geometry#getPathIterator(java.awt.geom.AffineTransform
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268 | * , double)
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269 | */
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270 | public PathIterator getPathIterator(AffineTransform at, double flatness) { |
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271 | return getPathIterator(at);
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272 | } |
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273 | |||
274 | /*
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275 | * (non-Javadoc)
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276 | *
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277 | * @see org.gvsig.fmap.geom.Geometry#getHandlers(int)
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278 | */
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279 | public Handler[] getHandlers(int type) { |
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280 | return new Handler[] { new PointHandler() }; |
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281 | } |
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282 | |||
283 | class PointHandler extends AbstractHandler implements FinalHandler { |
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284 | |||
285 | public PointHandler() {
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286 | point = new java.awt.geom.Point2D.Double(AbstractPoint.this.getX(), AbstractPoint.this.getY());
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287 | index = 0;
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288 | } |
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289 | |||
290 | public void move(double movex, double movey) { |
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291 | AbstractPoint.this.setX(AbstractPoint.this.getX() + movex); |
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292 | AbstractPoint.this.setY(AbstractPoint.this.getY() + movey); |
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293 | } |
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294 | |||
295 | public void set(double setx, double sety) { |
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296 | AbstractPoint.this.setX(setx); |
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297 | AbstractPoint.this.setY(sety); |
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298 | } |
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299 | } |
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300 | |||
301 | public Envelope getEnvelope() {
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302 | 42463 | fdiaz | return new Envelope2D(this.getX(), this.getY(), this.getX(), this.getY()); |
303 | 42260 | fdiaz | } |
304 | 42273 | fdiaz | |
305 | |||
306 | /* (non-Javadoc)
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307 | * @see org.gvsig.fmap.geom.Geometry#toLines()
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308 | */
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309 | public MultiLine toLines() throws GeometryException { |
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310 | String message = "Can't get lines from a point"; |
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311 | notifyDeprecated(message); |
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312 | throw new UnsupportedOperationException(message); |
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313 | } |
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314 | |||
315 | /* (non-Javadoc)
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316 | * @see org.gvsig.fmap.geom.Geometry#toPolygons()
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317 | */
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318 | public MultiPolygon toPolygons() throws GeometryException { |
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319 | String message = "Can't get polygons from a point"; |
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320 | notifyDeprecated(message); |
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321 | throw new UnsupportedOperationException(message); |
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322 | } |
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323 | 42281 | fdiaz | |
324 | |||
325 | /* (non-Javadoc)
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326 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#flip()
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327 | */
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328 | public void flip() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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329 | 42355 | fdiaz | //Do nothing
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330 | 42281 | fdiaz | } |
331 | 42463 | fdiaz | |
332 | 42388 | jjdelcerro | public String toString() { |
333 | StringBuilder builder = new StringBuilder(); |
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334 | builder.append("POINT (");
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335 | for( int i=0; i<this.getDimension(); i++) { |
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336 | builder.append(this.getCoordinateAt(i));
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337 | builder.append(" ");
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338 | } |
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339 | builder.append(")");
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340 | return builder.toString();
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341 | } |
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342 | 42260 | fdiaz | } |