gvsig-vectorediting / org.gvsig.vectorediting / trunk / org.gvsig.vectorediting / org.gvsig.vectorediting.lib / org.gvsig.vectorediting.lib.prov / org.gvsig.vectorediting.lib.prov.stretch / src / main / java / org / gvsig / vectorediting / lib / prov / stretch / operation / CircleStretchOperation.java @ 320
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package org.gvsig.vectorediting.lib.prov.stretch.operation; |
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import java.awt.geom.AffineTransform; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.fmap.geom.primitive.Arc; |
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import org.gvsig.fmap.geom.primitive.Circle; |
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import org.gvsig.fmap.geom.primitive.Line; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.primitive.Polygon; |
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import org.gvsig.fmap.geom.primitive.Primitive; |
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public class CircleStretchOperation implements StretchOperation{ |
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public CircleStretchOperation() {
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// TODO Auto-generated constructor stub
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} |
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public Geometry transform(AffineTransform at, Primitive geom, Geometry roi) |
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throws GeometryOperationNotSupportedException,
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GeometryOperationException, CreateGeometryException { |
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GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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Polygon polygon = geometryManager.createPolygon(geom.getGeometryType().getSubType());
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Circle circle = ((Circle)geom); |
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for (int j = 0; j < circle.getNumVertices(); j++) { |
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Point point = (Point) circle.getVertex(j).cloneGeometry(); |
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if (roi.intersects(point) || roi.contains(point)) {
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point.transform(at); |
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} |
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polygon.addVertex(point); |
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} |
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return polygon;
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} |
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public List<Point> getSelectedVertex(Primitive geom, Geometry roi) throws GeometryOperationNotSupportedException, GeometryOperationException, CreateGeometryException { |
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GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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List<Point> vertexList = new ArrayList<Point>(); |
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Circle circle = ((Circle)geom); |
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for (int j = 0; j < circle.getNumVertices(); j++) { |
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Point point = circle.getVertex(j);
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if (roi.intersects(point) || roi.contains(point)) {
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vertexList.add(point); |
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} |
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} |
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return vertexList;
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} |
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} |