svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / operations / strategies / AnnotationStrategy.java @ 4523
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package com.iver.cit.gvsig.fmap.operations.strategies; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics2D; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.io.IOException; |
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import java.util.BitSet; |
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import java.util.List; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import org.geotools.resources.geometry.XRectangle2D; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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import com.iver.cit.gvsig.fmap.core.v02.FGraphicUtilities; |
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import com.iver.cit.gvsig.fmap.core.v02.FLabel; |
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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import com.iver.cit.gvsig.fmap.drivers.BoundedShapes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
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import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrAnnotation; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.ReadableVectorial; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.ClassifiableVectorial; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.SingleLayer; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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import com.iver.cit.gvsig.fmap.rendering.styling.FStyle2D; |
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import com.vividsolutions.jts.geom.Coordinate; |
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import com.vividsolutions.jts.geom.Envelope; |
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import com.vividsolutions.jts.geom.Geometry; |
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import com.vividsolutions.jts.geom.IntersectionMatrix; |
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/**
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* Esta clase se encargar? de dibujar de la forma m?s eficiente los temas de
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* anotaciones.
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*
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* @author Vicente Caballero Navarro
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*/
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public class AnnotationStrategy extends DefaultStrategy { |
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private static Logger logger = Logger.getLogger(AnnotationStrategy.class.getName()); |
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//private FLyrAnnotation la;
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//private ArrayList m_labels;
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/**
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* Crea un nuevo AnotationStrategy.
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*
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* @param layer DOCUMENT ME!
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*/
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public AnnotationStrategy(FLayer layer) {
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super(layer);
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capa = (FLyrAnnotation) layer; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, FStyle2D)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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Cancellable cancel) throws DriverException {
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int numReg;
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FLyrAnnotation lyrAnnotation=(FLyrAnnotation)capa; |
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VectorialLegend l=(VectorialLegend)lyrAnnotation.getLegend(); |
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FBitSet bitSet=lyrAnnotation.getRecordset().getSelection(); |
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Rectangle2D elExtent = viewPort.getAdjustedExtent();
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boolean inPixels=lyrAnnotation.isInPixels();
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FSymbol theSymbol = l.getDefaultSymbol(); |
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theSymbol.setFontSizeInPixels(inPixels); |
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System.out.println("Dibujando Anotaciones..."); |
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ViewPort vp=viewPort;//capa.getFMap().getViewPort();
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AffineTransform at=vp.getAffineTransform();
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try {
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long numRows=lyrAnnotation.getRecordset().getRowCount();
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FontMetrics metrics = g.getFontMetrics();
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for (numReg = 0; numReg < numRows; numReg++) { |
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if (cancel.isCanceled()) {
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break;
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} |
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FLabel theLabel = (FLabel) ((FLyrAnnotation) capa).getLabel(numReg); |
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if ((theLabel == null) || (theLabel.getOrig() == null)) |
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continue;
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Rectangle2D r=getBoundBox(theLabel.getOrig(), g,(float)theLabel.getHeight(), theLabel.getJustification(),vp,theLabel.getString()); |
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theLabel.setBoundBox(r); |
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if (elExtent.intersects(r)) {
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if (bitSet.get(numReg)) {
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FGraphicUtilities.DrawAnnotation(g, at, theSymbol, theLabel,metrics,true);
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}else{
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FGraphicUtilities.DrawAnnotation(g, at, theSymbol, theLabel,metrics,false);
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} |
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} |
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} |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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e.printStackTrace(); |
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} |
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} |
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/**
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* Construcci?n del rect?ngulo
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*
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* @param p
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* @param g DOCUMENT ME!
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* @param justification DOCUMENT ME!
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* @param vp DOCUMENT ME!
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*
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* @return
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*/
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public Rectangle2D getBoundBox(Point2D p, Graphics2D g,float hp, |
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int justification, ViewPort vp,String s) { |
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Rectangle2D bounding=null; |
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if (((FLyrAnnotation)capa).isInPixels()){
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g.setFont(g.getFont().deriveFont(hp)); |
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}else{
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float alturaPixels = (float) ((hp * vp.getAffineTransform().getScaleX())*FLabel.SQUARE); |
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g.setFont(g.getFont().deriveFont(alturaPixels)); |
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} |
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FontMetrics metrics = g.getFontMetrics();
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int w = metrics.stringWidth(s);
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double width = vp.toMapDistance(w);
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int h = metrics.getMaxAscent();
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double height = vp.toMapDistance(h);
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double dist = vp.toMapDistance(3); |
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switch (justification) {
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case FLabel.LEFT_BOTTOM:
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bounding=justification(p, width,height, 0, -dist);
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break;
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case FLabel.LEFT_CENTER:
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bounding=justification(p, width,height, 0, -(height / 2)); |
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break;
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case FLabel.LEFT_TOP:
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bounding=justification(p,width,height, 0, -height);
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break;
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case FLabel.CENTER_BOTTOM:
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bounding=justification(p, width,height, -(width / 2), -dist);
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break;
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case FLabel.CENTER_CENTER:
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bounding=justification(p, width,height, -(width / 2), -(height / 2)); |
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break;
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case FLabel.CENTER_TOP:
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bounding=justification(p, width,height, -(width / 2), -height);
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break;
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case FLabel.RIGHT_BOTTOM:
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bounding=justification(p, width,height, -width, -dist); |
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break;
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case FLabel.RIGHT_CENTER:
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bounding=justification(p, width,height, -width, -(height / 2));
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break;
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case FLabel.RIGHT_TOP:
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bounding=justification(p, width,height, -width, -height); |
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break;
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} |
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return bounding;
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} |
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private Rectangle2D justification(Point2D p, double w,double h, double x, double y) { |
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Rectangle2D r=new Rectangle2D.Double(p.getX() + x, p.getY() - y, w, h); |
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return r;
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} |
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/**
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* M?todo utilizado para dibujar sobre el graphics que se pasa como
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* par?metro, pensado para utilizarse para imprimir.
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*
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* @param g
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* Graphics2D
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* @param viewPort
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* ViewPort.
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* @param cancel
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*
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* @throws DriverException
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*/
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public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel) |
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throws DriverException {
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// super.draw(null, g, viewPort, cancel); // Quiero ejecutar el draw del padre, que es el que va sin acelaraci?n!!
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try {
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ReadableVectorial adapter = ((SingleLayer) getCapa()).getSource(); |
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if (adapter.getShapeCount() <= 0) |
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{
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logger.debug("Layer:" + getCapa().getName() + " sin registros"); |
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return;
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} |
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Selectable selection = (Selectable) getCapa(); |
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ICoordTrans ct = getCapa().getCoordTrans(); |
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BitSet bitSet = selection.getSelection();
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BoundedShapes shapeBounds = (BoundedShapes) adapter.getDriver(); |
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VectorialFileDriver driver = (VectorialFileDriver) adapter.getDriver(); |
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// logger.debug("adapter.start() -> Layer:" + getCapa().getName());
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adapter.start(); |
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IGeometry geom; |
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if (adapter.getShapeCount()>0){ |
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geom = adapter.getShape(0);
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} |
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VectorialLegend l = (VectorialLegend) ((ClassifiableVectorial) getCapa()).getLegend(); |
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Rectangle2D extent = viewPort.getAdjustedExtent();
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//AffineTransform at = viewPort.getAffineTransform();
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int sc;
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Rectangle2D bounds;
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sc = adapter.getShapeCount(); |
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long t1 = System.currentTimeMillis(); |
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// logger.debug("getCapa().getRecordset().start()");
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((AlphanumericData) getCapa()).getRecordset().start(); |
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// TODO: A revisar si es o no conveniente este sistema
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// de comunicaci?n con los drivers.
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DriverAttributes attr = adapter.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) |
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{
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if (attr.isLoadedInMemory())
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{
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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for (int i = 0; i < sc; i++) { |
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bounds = shapeBounds.getShapeBounds(i); |
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if (ct != null) { |
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bounds = ct.convert(bounds); |
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} |
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if (XRectangle2D.intersectInclusive(extent, bounds)) {
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FSymbol symbol = l.getSymbol(i); |
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if (bitSet.get(i)) {
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symbol = FSymbol.getSymbolForSelection(symbol); |
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} |
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geom = driver.getShape(i); |
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// PRUEBA DE VELOCIDAD
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// geom = ShapeFactory.createPolygon2D(new GeneralPathX(bounds));
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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geom.draw(g, viewPort, symbol); |
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} |
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} |
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// logger.debug("getCapa().getRecordset().stop()");
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((AlphanumericData) getCapa()).getRecordset().stop(); |
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long t2 = System.currentTimeMillis(); |
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// logger.debug("adapter.stop()");
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adapter.stop(); |
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// System.out.println(t2 - t1);
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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throw new DriverException(e); |
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} catch (DriverException e) {
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throw new DriverException(e); |
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} catch (IOException e) { |
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throw new DriverException(e); |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByShape(com.iver.cit.gvsig.fmap.core.IGeometry, int)
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*/
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public FBitSet queryByShape(IGeometry g, int relationship) |
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throws DriverException, VisitException {
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// Si hay un ?ndice espacial, lo usamos para hacer el query.
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FLyrVect lyr = (FLyrVect) capa; |
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if (lyr.getSpatialIndex() == null) |
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return super.queryByShape(g, relationship); |
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long t1 = System.currentTimeMillis(); |
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ReadableVectorial va = lyr.getSource(); |
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ICoordTrans ct = lyr.getCoordTrans(); |
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Rectangle2D bounds = g.getBounds2D();
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Coordinate c1 = new Coordinate(bounds.getMinX(), bounds.getMinY());
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Coordinate c2 = new Coordinate(bounds.getMaxX(), bounds.getMaxY());
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Envelope env = new Envelope(c1, c2);
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List lstRecs = lyr.getSpatialIndex().query(env);
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Integer idRec;
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FBitSet bitset = new FBitSet();
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Geometry jtsShape = g.toJTSGeometry(); |
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IntersectionMatrix m; |
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int index;
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try {
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va.start(); |
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for (int i=0; i < lstRecs.size(); i++) |
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{
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idRec = (Integer) lstRecs.get(i);
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index = idRec.intValue(); |
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IGeometry geom=getGeometry(((FLyrAnnotation)capa).getLabel(index).getBoundBox()); |
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if (ct != null) { |
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geom.reProject(ct); |
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} |
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Geometry jtsGeom = geom.toJTSGeometry(); |
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switch (relationship) {
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case CONTAINS:
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m = jtsShape.relate(jtsGeom); |
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if (m.isContains()) {
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bitset.set(index, true);
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} |
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break;
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case CROSSES:
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m = jtsShape.relate(jtsGeom); |
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if (m.isCrosses(jtsGeom.getDimension(), jtsShape.getDimension())) {
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bitset.set(index, true);
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} |
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break;
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case DISJOINT:
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// TODO: CREO QUE EL DISJOINT NO SE PUEDE METER AQUI
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m = jtsShape.relate(jtsGeom); |
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if (m.isDisjoint()) {
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bitset.set(index, true);
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} |
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break;
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case EQUALS:
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m = jtsShape.relate(jtsGeom); |
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if (m.isEquals(jtsGeom.getDimension(), jtsShape.getDimension())) {
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bitset.set(index, true);
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} |
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break;
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case INTERSECTS:
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m = jtsShape.relate(jtsGeom); |
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if (m.isIntersects()) {
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bitset.set(index, true);
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} |
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break;
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case OVERLAPS:
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m = jtsShape.relate(jtsGeom); |
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if (m.isOverlaps(jtsGeom.getDimension(), jtsShape.getDimension()))
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{
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bitset.set(index, true);
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} |
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break;
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case TOUCHES:
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m = jtsShape.relate(jtsGeom); |
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if (m.isTouches(jtsGeom.getDimension(), jtsShape.getDimension()))
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{
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bitset.set(index, true);
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} |
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break;
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case WITHIN:
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m = jtsShape.relate(jtsGeom); |
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if (m.isWithin()) {
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bitset.set(index, true);
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} |
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break;
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} |
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} |
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va.stop(); |
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} catch (DriverIOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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long t2 = System.currentTimeMillis(); |
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logger.debug("queryByShape optimizado sobre la capa " + lyr.getName() + ". " + (t2-t1) + " mseg."); |
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return bitset;
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} |
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public FBitSet queryByRect(Rectangle2D rect) throws DriverException { |
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// Si hay un ?ndice espacial, lo usamos para hacer el query.
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FLyrAnnotation lyr = (FLyrAnnotation) capa; |
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if (lyr.getSpatialIndex() == null) |
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return super.queryByRect(rect); |
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ReadableVectorial va = lyr.getSource(); |
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ICoordTrans ct = lyr.getCoordTrans(); |
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Rectangle2D bounds = rect;
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Coordinate c1 = new Coordinate(bounds.getMinX(), bounds.getMinY());
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Coordinate c2 = new Coordinate(bounds.getMaxX(), bounds.getMaxY());
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Envelope env = new Envelope(c1, c2);
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List lstRecs = lyr.getSpatialIndex().query(env);
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Integer idRec;
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FBitSet bitset = new FBitSet();
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int index;
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try {
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va.start(); |
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DriverAttributes attr = va.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) |
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{
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if (attr.isLoadedInMemory())
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{
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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for (int i=0; i < lstRecs.size(); i++) |
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{
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idRec = (Integer) lstRecs.get(i);
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index = idRec.intValue(); |
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IGeometry geom=getGeometry(((FLyrAnnotation)capa).getLabel(index).getBoundBox()); |
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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//System.out.println("Rect?ngulo de selecci?n = "+ rect);
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//System.out.println("Rect?ngulo de la geometr?a = "+ geom.getBounds2D());
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if (geom.intersects(rect)){
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bitset.set(index, true);
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} |
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|
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} |
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va.stop(); |
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} catch (DriverIOException e) {
|
| 456 |
// TODO Auto-generated catch block
|
| 457 |
e.printStackTrace(); |
| 458 |
} |
| 459 |
return bitset;
|
| 460 |
|
| 461 |
} |
| 462 |
|
| 463 |
/* (non-Javadoc)
|
| 464 |
* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByPoint(java.awt.geom.Point2D, double)
|
| 465 |
*/
|
| 466 |
public FBitSet queryByPoint(Point2D p, double tolerance) |
| 467 |
throws DriverException {
|
| 468 |
// TODO: OJO!!!!. Est? implementado como un rectangulo.
|
| 469 |
// Lo correcto deber?a ser calculando las distancias reales
|
| 470 |
// es decir, con un c?rculo.
|
| 471 |
Rectangle2D recPoint = new Rectangle2D.Double(p.getX() - (tolerance / 2), |
| 472 |
p.getY() - (tolerance / 2), tolerance, tolerance);
|
| 473 |
return queryByRect(recPoint);
|
| 474 |
} |
| 475 |
private IGeometry getGeometry(Rectangle2D r){ |
| 476 |
GeneralPathX resul = new GeneralPathX();
|
| 477 |
Point2D[] vs=new Point2D[5]; |
| 478 |
vs[0]=new Point2D.Double(r.getX(),r.getY()); |
| 479 |
vs[1]=new Point2D.Double(r.getMaxX(),r.getY()); |
| 480 |
vs[2]=new Point2D.Double(r.getMaxX(),r.getMaxY()); |
| 481 |
vs[3]=new Point2D.Double(r.getX(),r.getMaxY()); |
| 482 |
vs[4]=new Point2D.Double(r.getX(),r.getY()); |
| 483 |
for (int i = 0; i < vs.length; i++) { |
| 484 |
if (i == 0) { |
| 485 |
resul.moveTo(vs[i].getX(),vs[i].getY()); |
| 486 |
} else {
|
| 487 |
resul.lineTo(vs[i].getX(),vs[i].getY()); |
| 488 |
} |
| 489 |
} |
| 490 |
return ShapeFactory.createPolygon2D(resul);
|
| 491 |
} |
| 492 |
} |