root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / operations / strategies / ShpStrategy.java @ 1034
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package com.iver.cit.gvsig.fmap.operations.strategies; |
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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.FShape; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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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.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.VectorialAdapter; |
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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.ClassifiedLegendInfo; |
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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 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 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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/**
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* Esta clase definir? las operaciones de la interfaz FLyrVect de la manera m?s
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* ?ptima para los ficheros shp.
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*/
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public class ShpStrategy extends DefaultStrategy { |
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private static Logger logger = Logger.getLogger(ShpStrategy.class.getName()); |
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/**
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* Crea una ShpStrategy.
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*
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* @param capa
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*/
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public ShpStrategy(FLayer capa) {
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super(capa);
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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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try {
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VectorialAdapter adapter = ((SingleLayer) getCapa()).getSource(); |
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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()");
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adapter.start(); |
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IGeometry geom = adapter.getShape(0);
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VectorialLegend l = (VectorialLegend) ((ClassifiableVectorial) getCapa()).getLegend(); |
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if (l instanceof ClassifiedLegendInfo) { |
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ClassifiedLegendInfo clsfLegend = (ClassifiedLegendInfo) l; |
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FSymbol[] symbs = clsfLegend.getSymbols();
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double rSym = 0; |
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double maxRSym = -1; |
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for (int i = 0; i < symbs.length; i++) { |
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// TODO: REVISAR LOS SIMBOLOS Y SUS TAMA?OS
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/* Style2D pointSymbol = symbs[i].getPointStyle2D();
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if (pointSymbol instanceof MarkStyle2D)
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{
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MarkStyle2D mrk2D = (MarkStyle2D) pointSymbol;
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rSym = viewPort.toMapDistance(mrk2D.getSize());
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if (maxRSym < rSym)
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maxRSym = rSym;
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}*/
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} |
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} |
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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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for (int i = 0; i < sc; i++) { |
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// Salimos si alguien cancela
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if (cancel.isCanceled()) {
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break;
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} |
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bounds = shapeBounds.getShapeBounds(i); |
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if (ct != null) { |
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Point2D pt1 = new Point2D.Double(bounds.getMinX(), |
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bounds.getMinY()); |
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Point2D pt2 = new Point2D.Double(bounds.getMaxX(), |
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bounds.getMaxY()); |
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pt1 = ct.convert(pt1, null);
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pt2 = ct.convert(pt2, null);
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bounds.setFrameFromDiagonal(pt1, pt2); |
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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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boolean bPoint = (shapeBounds.getShapeType(i) == FShape.POINT);
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if (bPoint ||
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((bounds.getHeight() > viewPort.getDist1pixel()) || |
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(bounds.getWidth() > viewPort.getDist1pixel()))) {
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geom = driver.getShape(i); |
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if (ct != null) { |
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geom.reProject(ct); |
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} |
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geom.draw(g, viewPort, symbol); |
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} else {
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Point2D.Double pOrig = new Point2D.Double(bounds.getMinX(), |
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bounds.getMinY()); |
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Point2D pDest;
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pDest = viewPort.getAffineTransform().transform(pOrig, |
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null);
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int pixX = (int) pDest.getX(); |
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int pixY = (int) pDest.getY(); |
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if ((pixX > 0) && (pixX < image.getWidth())) { |
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if ((pixY > 0) && (pixY < image.getHeight())) { |
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image.setRGB(pixX, pixY, symbol.getRgb()); |
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} |
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} |
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} |
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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.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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/**
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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 Graphics2D
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* @param viewPort 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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} |
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} |