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 / ellipse / Ellipse2D.java @ 47755
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1 | 42268 | 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.ellipse; |
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24 | |||
25 | 42385 | fdiaz | import java.awt.geom.AffineTransform; |
26 | |||
27 | 42268 | fdiaz | import org.gvsig.fmap.geom.Geometry; |
28 | 42441 | fdiaz | import org.gvsig.fmap.geom.GeometryLocator; |
29 | import org.gvsig.fmap.geom.GeometryManager; |
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30 | 42385 | fdiaz | import org.gvsig.fmap.geom.jts.primitive.point.Point2D; |
31 | 42268 | fdiaz | import org.gvsig.fmap.geom.jts.util.ArrayListCoordinateSequence; |
32 | import org.gvsig.fmap.geom.jts.util.JTSUtils; |
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33 | 42441 | fdiaz | import org.gvsig.fmap.geom.jts.util.UtilFunctions; |
34 | 42385 | fdiaz | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
35 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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36 | 42304 | fdiaz | import org.gvsig.fmap.geom.primitive.Ellipse; |
37 | 42268 | fdiaz | import org.gvsig.fmap.geom.primitive.Point; |
38 | |||
39 | |||
40 | /**
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41 | * @author fdiaz
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42 | *
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43 | */
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44 | 42304 | fdiaz | public class Ellipse2D extends BaseEllipse2D implements Ellipse { |
45 | 42268 | fdiaz | |
46 | /**
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47 | *
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48 | */
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49 | private static final long serialVersionUID = 3414562338763885954L; |
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50 | |||
51 | /**
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52 | * @param subtype
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53 | */
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54 | 42283 | fdiaz | public Ellipse2D() { |
55 | 42304 | fdiaz | super(Geometry.TYPES.ELLIPSE);
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56 | 42268 | fdiaz | } |
57 | |||
58 | |||
59 | /* (non-Javadoc)
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60 | * @see org.gvsig.fmap.geom.Geometry#cloneGeometry()
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61 | */
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62 | 47346 | fdiaz | @Override
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63 | 42268 | fdiaz | public Geometry cloneGeometry() {
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64 | Ellipse2D clone = new Ellipse2D(); |
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65 | 42304 | fdiaz | clone.setPoints((Point)init.cloneGeometry(), (Point)end.cloneGeometry(), ydist); |
66 | 44612 | jjdelcerro | clone.setProjection(this.getProjection());
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67 | 42268 | fdiaz | return clone;
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68 | } |
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69 | |||
70 | /* (non-Javadoc)
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71 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#getJTS()
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72 | */
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73 | public com.vividsolutions.jts.geom.Geometry getJTS() {
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74 | 42304 | fdiaz | ArrayListCoordinateSequence coordinates = getJTSCoordinates(); |
75 | 47755 | fdiaz | return JTSUtils.createJTSPolygon(getProjection(), coordinates);
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76 | 42268 | fdiaz | } |
77 | 42385 | fdiaz | |
78 | |||
79 | /* (non-Javadoc)
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80 | * @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleCorner()
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81 | */
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82 | public Point getRectangleCorner() { |
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83 | return new Point2D( |
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84 | this.getAxis1Start().getX(),
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85 | this.getAxis1Start().getY()-this.getAxis2Dist()); |
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86 | } |
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87 | |||
88 | |||
89 | /* (non-Javadoc)
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90 | * @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleHeight()
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91 | */
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92 | public double getRectangleHeight() { |
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93 | return this.getAxis2Dist()*2; |
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94 | } |
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95 | |||
96 | |||
97 | /* (non-Javadoc)
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98 | * @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleWidth()
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99 | */
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100 | public double getRectangleWidth() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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101 | return this.getAxis1Start().distance(this.getAxis1End()); |
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102 | } |
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103 | |||
104 | |||
105 | /* (non-Javadoc)
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106 | * @see org.gvsig.fmap.geom.primitive.Ellipse#getRectangleRotation()
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107 | */
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108 | public AffineTransform getRectangleRotation() throws GeometryOperationNotSupportedException, GeometryOperationException { |
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109 | return AffineTransform.getRotateInstance(getAxis1Angle(), this.getAxis1Start().getX(), this.getAxis1Start().getY()); |
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110 | } |
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111 | |||
112 | 42441 | fdiaz | /* (non-Javadoc)
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113 | * @see org.gvsig.fmap.geom.Geometry#offset(double)
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114 | */
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115 | public Geometry offset(double distance) throws GeometryOperationNotSupportedException, GeometryOperationException { |
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116 | Ellipse clonedEllipse = (Ellipse) this.cloneGeometry();
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117 | |||
118 | GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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119 | Point center = new Point2D((getAxis1Start().getX()+getAxis1End().getX())/2, |
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120 | (getAxis1Start().getY()+getAxis1End().getY())/2);
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121 | double axis1Lenght = getAxis1Start().distance(getAxis1End());
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122 | |||
123 | Point clonedAxis1Start = (Point) getAxis1Start().cloneGeometry(); |
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124 | Point clonedAxis1End = (Point) getAxis1End().cloneGeometry(); |
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125 | double clonedYDist = this.ydist+distance; |
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126 | |||
127 | clonedAxis1Start.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1Start().getX(), axis1Lenght/2+distance)); |
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128 | clonedAxis1Start.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1Start().getY(), axis1Lenght/2+distance)); |
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129 | |||
130 | clonedAxis1End.setX(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getX(), getAxis1End().getX(), axis1Lenght/2+distance)); |
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131 | clonedAxis1End.setY(JTSUtils.straightLineThroughTwoPointsEquation(0, axis1Lenght/2, center.getY(), getAxis1End().getY(), axis1Lenght/2+distance)); |
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132 | |||
133 | clonedEllipse.setPoints(clonedAxis1Start, clonedAxis1End, clonedYDist); |
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134 | return clonedEllipse;
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135 | } |
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136 | 42268 | fdiaz | } |