Revision 42283 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/aggregate/AbstractMultiSurface.java
AbstractMultiSurface.java | ||
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*/ |
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package org.gvsig.fmap.geom.jts.aggregate; |
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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.util.ArrayList; |
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import java.util.Iterator; |
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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.aggregate.MultiSurface; |
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import org.gvsig.fmap.geom.jts.gputils.DefaultGeneralPathX; |
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import org.gvsig.fmap.geom.jts.gputils.GeneralPathXIterator; |
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import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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import org.gvsig.fmap.geom.primitive.Primitive; |
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import org.gvsig.fmap.geom.primitive.Surface; |
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/** |
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* @param type |
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*/ |
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public AbstractMultiSurface(int type, int subtype) { |
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super(type, subtype); |
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} |
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/** |
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* @param type |
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*/ |
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public AbstractMultiSurface(int subtype) { |
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super(Geometry.TYPES.MULTISURFACE, subtype); |
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.aggregate.MultiSurface#addSurface(org.gvsig.fmap.geom.primitive.Surface)
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* @see org.gvsig.fmap.geom.aggregate.MultiSurface#getSurfaceAt(int)
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*/ |
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public void addSurface(Surface surface) { |
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primitives.add(fixPrimitive(surface)); |
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public Surface getSurfaceAt(int index) { |
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return (Surface)getPrimitiveAt(index); |
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.Geometry#getShape(java.awt.geom.AffineTransform) |
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*/ |
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public Shape getShape(AffineTransform affineTransform) { |
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return new DefaultGeneralPathX(getPathIterator(affineTransform),false,0); |
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.aggregate.MultiSurface#getSurfaceAt(int)
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* @see org.gvsig.fmap.geom.Geometry#getShape()
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*/ |
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public Surface getSurfaceAt(int index) {
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return (Surface)getPrimitiveAt(index);
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public Shape getShape() {
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return getShape(null);
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.Geometry#getPathIterator(java.awt.geom.AffineTransform) |
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*/ |
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public PathIterator getPathIterator(AffineTransform at) { |
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MultiSurfaceIterator pi = new MultiSurfaceIterator(at); |
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return pi; |
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.Geometry#getPathIterator(java.awt.geom.AffineTransform, double) |
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*/ |
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public PathIterator getPathIterator(AffineTransform at, double flatness) { |
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return getPathIterator(at); |
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} |
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/* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.Geometry#getGeneralPath() |
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*/ |
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public GeneralPathX getGeneralPath() { |
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return new DefaultGeneralPathX(getPathIterator(null), false, 0); |
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} |
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protected class MultiSurfaceIterator extends GeneralPathXIterator { |
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/** Transform applied on the coordinates during iteration */ |
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private AffineTransform at; |
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/** True when the point has been read once */ |
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private boolean done; |
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private int index = 0; |
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private List<PathIterator>iterators = new ArrayList<PathIterator>(primitives.size()); |
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/** |
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* Creates a new PointIterator object. |
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* |
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* @param p |
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* The polygon |
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* @param at |
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* The affine transform applied to coordinates during |
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* iteration |
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*/ |
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public MultiSurfaceIterator(AffineTransform at) { |
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super(new GeneralPathX()); |
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if (at == null) { |
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at = new AffineTransform(); |
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} |
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this.at = at; |
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for (Iterator iterator = primitives.iterator(); iterator.hasNext();) { |
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Primitive primitive = (Primitive) iterator.next(); |
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iterators.add(primitive.getPathIterator(at)); |
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} |
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done = false; |
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} |
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/** |
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* Return the winding rule for determining the interior of the path. |
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* |
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* @return <code>WIND_EVEN_ODD</code> by default. |
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*/ |
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public int getWindingRule() { |
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return PathIterator.WIND_EVEN_ODD; |
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} |
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/** |
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* @see java.awt.geom.PathIterator#next() |
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*/ |
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public void next() { |
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PathIterator pathIteratorPrimitive = iterators.get(index); |
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pathIteratorPrimitive.next(); |
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if(pathIteratorPrimitive.isDone()){ |
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index++; |
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done = (index==primitives.size()); |
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} |
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} |
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/** |
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* @see java.awt.geom.PathIterator#isDone() |
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*/ |
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public boolean isDone() { |
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return done; |
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} |
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/** |
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* @see java.awt.geom.PathIterator#currentSegment(double[]) |
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*/ |
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public int currentSegment(double[] coords) { |
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return iterators.get(index).currentSegment(coords); |
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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.geom.PathIterator#currentSegment(float[]) |
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*/ |
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public int currentSegment(float[] coords) { |
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return iterators.get(index).currentSegment(coords); |
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} |
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} |
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} |
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