Application: gvSIG desktop

/* Generated by Together */

package com.iver.cit.gvsig.fmap.operations.strategies;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.io.IOException;

import java.util.BitSet;

import org.apache.log4j.Logger;

import org.cresques.cts.ICoordTrans;

import org.geotools.resources.geometry.XRectangle2D;

import com.hardcode.driverManager.DriverLoadException;

import com.iver.cit.gvsig.fmap.DriverException;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.core.IGeometry;

import com.iver.cit.gvsig.fmap.core.v02.FSymbol;

import com.iver.cit.gvsig.fmap.drivers.BoundedShapes;

import com.iver.cit.gvsig.fmap.drivers.DriverIOException;

import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.VectorialAdapter;

import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData;

import com.iver.cit.gvsig.fmap.layers.layerOperations.ClassifiableVectorial;

import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable;

import com.iver.cit.gvsig.fmap.layers.layerOperations.SingleLayer;

import com.iver.cit.gvsig.fmap.operations.Cancellable;

import com.iver.cit.gvsig.fmap.rendering.ClassifiedLegendInfo;

import com.iver.cit.gvsig.fmap.rendering.VectorialLegend;

import com.iver.cit.gvsig.fmap.rendering.styling.FStyle2D;

/**

 * Esta clase definir? las operaciones de la interfaz FLyrVect de la manera m?s ?ptima para los ficheros shp. 

 */

public class ShpStrategy extends DefaultStrategy {

        private static Logger logger = Logger.getLogger(ShpStrategy.class.getName());

        /**

         * @param capa

         */

        public ShpStrategy(FLayer capa) {

                super(capa);

        }

        /**

         * @throws DriverLoadException

         * @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage, java.awt.Graphics2D, FStyle2D)

         */

        public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, Cancellable cancel)

                        throws DriverException {

                try{

                VectorialAdapter adapter = ((SingleLayer)getCapa()).getSource();

                Selectable selection = (Selectable) getCapa();

                ICoordTrans ct = getCapa().getCoordTrans();

                BitSet bitSet = selection.getSelection();

                BoundedShapes shapeBounds = (BoundedShapes) adapter.getDriver();

                VectorialFileDriver driver = (VectorialFileDriver) adapter.getDriver();

                logger.debug("adapter.start()");

                adapter.start();

                IGeometry geom = adapter.getShape(0);

                VectorialLegend l = (VectorialLegend) ((ClassifiableVectorial)getCapa()).getLegend();

                if (l instanceof ClassifiedLegendInfo)

                {

                        ClassifiedLegendInfo clsfLegend = (ClassifiedLegendInfo) l;

                        FSymbol[] symbs = clsfLegend.getSymbols();

                        double rSym=0, maxRSym = -1;

                        for (int i=0; i < symbs.length; i++)

                        {

                                // TODO: REVISAR LOS SIMBOLOS Y SUS TAMA?OS

                                /* Style2D pointSymbol = symbs[i].getPointStyle2D(); 

                                if (pointSymbol instanceof MarkStyle2D)

                                {

                                        MarkStyle2D mrk2D = (MarkStyle2D) pointSymbol;

                                        rSym = viewPort.toMapDistance(mrk2D.getSize());

                                        if (maxRSym < rSym)

                                                maxRSym = rSym;

                                }*/

                        }

                }

                Rectangle2D extent = viewPort.getAdjustedExtent();

                AffineTransform at = viewPort.getAffineTransform();

                int sc;

                Rectangle2D bounds;

                sc = adapter.getShapeCount();

                long t1 = System.currentTimeMillis();

                        logger.debug("getCapa().getRecordset().start()");

                        ((AlphanumericData)getCapa()).getRecordset().start();

                        for (int i = 0; i < sc; i++){

                                // Salimos si alguien cancela

                                if (cancel.isCanceled()) break;

                                bounds = shapeBounds.getShapeBounds(i);

                    if (ct != null)

                    {

                                    Point2D pt1 = new Point2D.Double(bounds.getMinX(), bounds.getMinY()); 

                                    Point2D pt2 = new Point2D.Double(bounds.getMaxX(), bounds.getMaxY());

                                    pt1 = ct.convert(pt1, null);

                                    pt2 = ct.convert(pt2, null);

                                    bounds.setFrameFromDiagonal(pt1, pt2);

                    }                                

                                if (XRectangle2D.intersectInclusive(extent, bounds))

                                {

                                        FSymbol symbol = l.getSymbol(i);

                                        if (bitSet.get(i)){

                                                symbol = FSymbol.getSymbolForSelection(symbol);

                                        } 

                                        boolean bPoint = (shapeBounds.getShapeType(i) == FShape.POINT);

                                        if (bPoint || ((bounds.getHeight() > viewPort.getDist1pixel()) ||

                                       (bounds.getWidth() > viewPort.getDist1pixel())))

                            {        

                                    geom = driver.getShape(i);

                                    if (ct != null)

                                    {

                                            geom.reProject(ct);

                                    }

                                    geom.draw(g, viewPort, symbol);

                            }

                        else

                        {

                            Point2D.Double pOrig = new Point2D.Double(bounds.getMinX(),

                                            bounds.getMinY());

                            Point2D pDest;

                            pDest = viewPort.getAffineTransform().transform(pOrig, null);

                            int pixX = (int) pDest.getX();

                            int pixY = (int) pDest.getY();

                            if ((pixX > 0) && (pixX < image.getWidth())) {

                                if ((pixY > 0) && (pixY < image.getHeight())) {

                                    image.setRGB(pixX, pixY,

                                        symbol.getRgb());

                                }

                            }

                        }          

                                }

                        }

                        logger.debug("getCapa().getRecordset().stop()");

                        ((AlphanumericData)getCapa()).getRecordset().stop();

                long t2 = System.currentTimeMillis();

                logger.debug("adapter.stop()");

                adapter.stop();

                System.out.println(t2 - t1);

        }catch(DriverIOException e){

                throw new DriverException(e);

        } catch (com.hardcode.gdbms.engine.data.DriverException e) {

                throw new DriverException(e);

        } catch (DriverException e) {

                throw new DriverException(e);

        } catch (IOException e) {

                throw new DriverException(e);

        }

        }

        public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel) throws DriverException {

                super.draw(null, g, viewPort, cancel);  // Quiero ejecutar el draw del padre, que es el que va sin acelaraci?n!!

        }

}