Revision 38599 branches/v2_0_0_prep/libraries/libFMap_geometries/src/org/gvsig/fmap/geom/primitive/impl/Point2D.java
Point2D.java | ||
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package org.gvsig.fmap.geom.primitive.impl; |
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import java.awt.Rectangle; |
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import java.awt.Shape; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.PathIterator; |
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import java.awt.geom.Rectangle2D; |
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import java.util.ArrayList; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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/** |
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* Punto 2D.
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* 2D point implementation.
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* |
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* @author Vicente Caballero Navarro |
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* @author gvSIG team |
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*/ |
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public class Point2D extends AbstractPrimitive implements Point, DirectPosition { |
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private static final long serialVersionUID = 1836257305083881299L; |
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protected static final String COORDINATES_FIELD = "coordinates"; |
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protected double x; |
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protected double y; |
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private static final long serialVersionUID = 1836257305083881299L; |
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protected double[] coordinates; |
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/** |
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* The constructor with the GeometryType like and argument |
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* is used by the {@link GeometryType}{@link #create()} to create the |
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* The geometry type |
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*/ |
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public Point2D(GeometryType geometryType) { |
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this(geometryType, null, null, 0.0, 0.0); |
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super(geometryType, null, null); |
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this.x = 0.0d; |
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this.y = 0.0d; |
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} |
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/** |
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Point2D(GeometryType geometryType, String id, IProjection projection, |
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double x, double y) { |
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super(geometryType, id, projection); |
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coordinates = new double[getDimension()]; |
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coordinates[0] = x; |
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coordinates[1] = y; |
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this.x = x; |
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this.y = y; |
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} |
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public Point2D(double x, double y) { |
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super(TYPES.POINT, SUBTYPES.GEOM2D); |
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coordinates = new double[getDimension()]; |
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coordinates[0] = x; |
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coordinates[1] = y; |
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this.x = x; |
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this.y = y; |
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} |
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public Point2D(GeometryType geometryType, double x, double y) { |
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super(geometryType, null, null); |
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this.x = x; |
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this.y = y; |
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} |
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public Point2D(int type, int subtype) { |
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super(type, subtype); |
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coordinates = new double[getDimension()]; |
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this.x = 0.0d; |
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this.y = 0.0d; |
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} |
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public Point2D(java.awt.geom.Point2D point) { |
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super(TYPES.POINT, SUBTYPES.GEOM2D); |
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coordinates = new double[getDimension()]; |
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coordinates[0] = point.getX(); |
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coordinates[1] = point.getY(); |
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this.x = point.getX(); |
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this.y = point.getY(); |
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} |
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/** |
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* Matriz de transformaci?n. |
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*/ |
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public void transform(AffineTransform at) { |
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double[] coordinates = getCoordinates(); |
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at.transform(coordinates, 0, coordinates, 0, 1); |
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setCoordinates(coordinates); |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#contains(double, double) |
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*/ |
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public boolean contains(double x, double y) { |
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if ((x == coordinates[0]) || (y == coordinates[1])) {
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if ((this.x == x) || (this.y == y)) {
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return true; |
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} else { |
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return false; |
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} |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#contains(double, double, double, double) |
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*/ |
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public boolean contains(double x, double y, double w, double h) { |
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return false; |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#intersects(double, double, double, double) |
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*/ |
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public boolean intersects(double x, double y, double w, double h) { |
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Rectangle2D.Double rAux = new Rectangle2D.Double(x, y, w, h); |
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return rAux.contains(coordinates[0], coordinates[1]);
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return rAux.contains(this.x, this.y);
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#getBounds() |
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*/ |
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public Rectangle getBounds() { |
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return new Rectangle((int) coordinates[0], (int) coordinates[1], 0, 0);
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return new Rectangle((int) x, (int) y, 0, 0);
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} |
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/** |
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* Devuelve la coordenada x del punto. |
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* |
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* @return Coordenada x. |
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*/ |
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public double getX() { |
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return coordinates[0];
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return x;
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} |
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/** |
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* Devuelve la coordenada y del punto. |
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* |
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* @return Coordenada y. |
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*/ |
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public double getY() { |
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return coordinates[1];
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return y;
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#contains(java.awt.geom.Point2D) |
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*/ |
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public boolean contains(java.awt.geom.Point2D p) { |
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return false; |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#getBounds2D() |
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*/ |
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public Rectangle2D getBounds2D() { |
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return new Rectangle2D.Double(coordinates[0] - 0.01, |
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coordinates[1] - 0.01, 0.02, 0.02); |
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return new Rectangle2D.Double(x - 0.01, y - 0.01, 0.02, 0.02); |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#contains(java.awt.geom.Rectangle2D) |
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*/ |
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public boolean contains(Rectangle2D r) { |
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return false; |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#intersects(java.awt.geom.Rectangle2D) |
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*/ |
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public boolean intersects(Rectangle2D r) { |
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return r.contains(coordinates[0], coordinates[1]);
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return r.contains(x, y);
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#getPathIterator(java.awt.geom.AffineTransform) |
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*/ |
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public Shape getShape(AffineTransform affineTransform) { |
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return this; |
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} |
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public PathIterator getPathIterator(AffineTransform at) { |
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return new PointIterator(getPoint2D(), at); |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see java.awt.Shape#getPathIterator(java.awt.geom.AffineTransform, |
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* double) |
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*/ |
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public PathIterator getPathIterator(AffineTransform at, double flatness) { |
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return new PointIterator(getPoint2D(), at); |
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} |
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private java.awt.geom.Point2D getPoint2D() { |
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return new java.awt.geom.Point2D.Double(coordinates[0], coordinates[1]);
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return new java.awt.geom.Point2D.Double(x, y);
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} |
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/** |
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* @see org.gvsig.fmap.geom.primitive.FShape#getShapeType() |
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*/ |
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public int getShapeType() { |
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return TYPES.POINT; |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see com.iver.cit.gvsig.fmap.core.FShape#cloneFShape() |
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*/ |
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public FShape cloneFShape() { |
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return new Point2D(getGeometryType(), id, projection, coordinates[0], |
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coordinates[1]); |
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return new Point2D(getGeometryType(), id, projection, x, y); |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see |
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* com.iver.cit.gvsig.fmap.core.FShape#reProject(org.cresques.cts.ICoordTrans |
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* ) |
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*/ |
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public void reProject(ICoordTrans ct) { |
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java.awt.geom.Point2D p = getPoint2D(); |
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p = ct.convert(p, p); |
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coordinates[0] = p.getX();
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coordinates[1] = p.getY();
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this.x = p.getX();
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this.y = p.getY();
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see com.iver.cit.gvsig.fmap.core.FShape#getStretchingHandlers() |
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*/ |
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public Handler[] getStretchingHandlers() { |
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ArrayList handlers = new ArrayList(); |
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handlers.add(new PointHandler(0, coordinates[0], coordinates[1])); |
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return (Handler[]) handlers.toArray(new Handler[0]); |
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return new Handler[] { new PointHandler(0, x, y, this) }; |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see com.iver.cit.gvsig.fmap.core.FShape#getSelectHandlers() |
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*/ |
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public Handler[] getSelectHandlers() { |
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ArrayList handlers = new ArrayList(); |
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handlers.add(new PointHandler(0, coordinates[0], coordinates[1])); |
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return (Handler[]) handlers.toArray(new Handler[0]); |
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return new Handler[] { new PointHandler(0, x, y, this) }; |
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} |
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/** |
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* DOCUMENT ME! |
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* |
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* @author Vicente Caballero Navarro |
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* @author gvSIG team |
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*/ |
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class PointHandler extends AbstractHandler implements FinalHandler { |
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/** |
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* Crea un nuevo PointHandler. |
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* |
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* @param x |
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* DOCUMENT ME! |
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* @param y |
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* DOCUMENT ME! |
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*/ |
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public PointHandler(int i, double x, double y) { |
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private final Point gvSIGPoint; |
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public PointHandler(int i, double x, double y, Point gvSIGPoint) { |
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this.gvSIGPoint = gvSIGPoint; |
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point = new java.awt.geom.Point2D.Double(x, y); |
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index = i; |
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} |
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/** |
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* DOCUMENT ME! |
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* |
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* @param x |
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* DOCUMENT ME! |
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* @param y |
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* DOCUMENT ME! |
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* |
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* @return DOCUMENT ME! |
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*/ |
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public void move(double x, double y) { |
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coordinates[0] = coordinates[0] + x; |
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coordinates[1] = coordinates[1] + y; |
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public void move(double movex, double movey) { |
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gvSIGPoint.setX(gvSIGPoint.getX() + movex); |
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gvSIGPoint.setY(gvSIGPoint.getY() + movey); |
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} |
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/** |
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* @see org.gvsig.fmap.geom.handler.Handler#set(double, double) |
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*/ |
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public void set(double x, double y) { |
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coordinates[0] = x; |
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coordinates[1] = y; |
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public void set(double setx, double sety) { |
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gvSIGPoint.setX(setx); |
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gvSIGPoint.setY(sety); |
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} |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.geometries.iso.GM_Object#coordinateDimension() |
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*/ |
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public int getDimension() { |
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return 2; |
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} |
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public Envelope getEnvelope() { |
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return new Envelope2D(coordinates[0] - 0.01, coordinates[1] - 0.01, |
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coordinates[0] + 0.02, coordinates[1] + 0.02); |
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return new Envelope2D(x - 0.01, y - 0.01, x + 0.02, y + 0.02); |
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} |
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public GeneralPathX getGeneralPath() { |
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// TODO Auto-generated method stub |
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return null; |
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} |
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|
... | ... | |
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} |
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public double getOrdinate(int dim) { |
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if (dim == 0) {
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if (dim == Geometry.DIMENSIONS.X) {
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return getX(); |
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} else |
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if (dim == 1) {
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if (dim == Geometry.DIMENSIONS.Y) {
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return getY(); |
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} else { |
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return 0; |
... | ... | |
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#getCoordinates() |
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*/ |
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public double[] getCoordinates() { |
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return coordinates;
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return new double[] { x, y };
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} |
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#getDoordinateAt(int) |
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*/ |
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public double getCoordinateAt(int dimension) { |
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return coordinates[dimension]; |
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switch (dimension) { |
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case Geometry.DIMENSIONS.X: |
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return x; |
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case Geometry.DIMENSIONS.Y: |
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return y; |
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default: |
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throw new ArrayIndexOutOfBoundsException(dimension); |
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} |
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} |
393 | 287 |
|
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#setCoordinateAt(int, double) |
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*/ |
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public void setCoordinateAt(int dimension, double value) { |
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coordinates[dimension] = value; |
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switch (dimension) { |
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case Geometry.DIMENSIONS.X: |
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this.x = value; |
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break; |
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case Geometry.DIMENSIONS.Y: |
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this.y = value; |
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break; |
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default: |
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throw new ArrayIndexOutOfBoundsException(dimension); |
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} |
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401 | 299 |
} |
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#setCoordinates(double[]) |
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*/ |
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public void setCoordinates(double[] values) { |
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coordinates = values; |
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this.x = values[Geometry.DIMENSIONS.X]; |
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this.y = values[Geometry.DIMENSIONS.Y]; |
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410 | 304 |
} |
411 | 305 |
|
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/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#setX(double) |
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*/ |
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417 | 306 |
public void setX(double x) { |
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coordinates[0] = x;
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this.x = x;
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419 | 308 |
} |
420 | 309 |
|
421 |
/* |
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* (non-Javadoc) |
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* |
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* @see org.gvsig.fmap.geom.primitive.Point#setY(double) |
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*/ |
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426 | 310 |
public void setY(double y) { |
427 |
coordinates[1] = y;
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this.y = y;
|
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428 | 312 |
} |
429 | 313 |
|
430 | 314 |
public String toString() { |
431 | 315 |
StringBuffer buffer = new StringBuffer(); |
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buffer.append("Point2D("); |
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toStringCoordinates(buffer); |
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double[] coordinates = getCoordinates(); |
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buffer.append(getFullTypeName()).append("(").append(coordinates[0]); |
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for (int i = 1; i < coordinates.length; i++) { |
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buffer.append(",").append(coordinates[i]); |
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} |
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434 | 321 |
buffer.append(")"); |
435 | 322 |
return buffer.toString(); |
436 | 323 |
} |
437 | 324 |
|
438 |
protected void toStringCoordinates(StringBuffer buffer) { |
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buffer.append(coordinates[0]); |
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for (int i = 1; i < coordinates.length; i++) { |
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buffer.append(",").append(coordinates[i]); |
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} |
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325 |
protected String getFullTypeName() { |
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return "Point2D"; |
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443 | 327 |
} |
328 |
|
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public int getType() { |
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return TYPES.POINT; |
|
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} |
|
444 | 332 |
} |
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