svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrVect.java @ 1082
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package com.iver.cit.gvsig.fmap.layers; |
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import com.hardcode.driverManager.DriverLoadException; |
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import com.hardcode.gdbms.engine.data.DataSource; |
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import com.hardcode.gdbms.engine.instruction.FieldNotFoundException; |
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import com.hardcode.gdbms.engine.values.DoubleValue; |
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import com.hardcode.gdbms.engine.values.FloatValue; |
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import com.hardcode.gdbms.engine.values.NullValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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|
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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.IGeometry; |
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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.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
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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.Labelable; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.RandomVectorialData; |
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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.layers.layerOperations.VectorialData; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.Strategy; |
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import com.iver.cit.gvsig.fmap.operations.strategies.StrategyManager; |
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import com.iver.cit.gvsig.fmap.operations.strategies.VisitException; |
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import com.iver.cit.gvsig.fmap.rendering.Legend; |
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import com.iver.cit.gvsig.fmap.rendering.LegendChangedEvent; |
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import com.iver.cit.gvsig.fmap.rendering.LegendFactory; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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import com.iver.utiles.XMLEntity; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import java.awt.Graphics2D; |
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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.util.ArrayList; |
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import java.util.BitSet; |
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/**
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* Capa b?sica Vectorial.
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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//TODO Cuando no sea para pruebas debe no ser public
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public class FLyrVect extends FLyrDefault implements Labelable, Selectable, |
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AlphanumericData, ClassifiableVectorial, SingleLayer, VectorialData, |
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RandomVectorialData { |
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private static Logger logger = Logger.getLogger(FLyrVect.class.getName()); |
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/** Leyenda de la capa vectorial */
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private VectorialLegend legend;
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private int typeShape = -1; |
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private SelectionSupport selectionSupport = new SelectionSupport(); |
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private LayerChangeSupport layerChangeSupport = new LayerChangeSupport(); |
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private VectorialAdapter source;
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private SelectableDataSource sds;
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/**
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* A?ade un SelectionListener a la lista de listeners.
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*
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* @param listener SelectionListener.
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*/
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public void addSelectionListener(SelectionListener listener) { |
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selectionSupport.addSelectionListener(listener); |
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} |
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/**
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* Borra un selectionListener de la lista de listeners.
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*
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* @param listener SelectionListener
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*/
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public void removeSelectionListener(SelectionListener listener) { |
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selectionSupport.removeSelectionListener(listener); |
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} |
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/**
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* Cuando ocurre un evento de cambio en la selecci?n, ?ste puede ser uno de
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* una gran cantidad de eventos. Con el fin de no propagar todos estos
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* eventos, se realiza la propagaci?n de manera manual al final de la
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* "r?faga" de eventos
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*/
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public void fireSelectionEvents() { |
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selectionSupport.fireSelectionEvents(); |
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} |
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/**
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* Devuelve el VectorialAdapater de la capa.
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*
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* @return VectorialAdapter.
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*/
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public VectorialAdapter getSource() {
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return source;
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} |
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/**
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* Inserta el VectorialAdapter a la capa.
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*
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* @param va VectorialAdapter.
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*/
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public void setSource(VectorialAdapter va) { |
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source = va; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#getFullExtent()
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*/
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public Rectangle2D getFullExtent() throws DriverException { |
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try {
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Rectangle2D rAux;
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logger.debug("source.start()");
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source.start(); |
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rAux = source.getFullExtent(); |
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logger.debug("source.stop()");
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source.stop(); |
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// Si existe reproyecci?n, reproyectar el extent
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ICoordTrans ct = getCoordTrans(); |
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if (ct != null) { |
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Point2D pt1 = new Point2D.Double(rAux.getMinX(), rAux.getMinY()); |
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Point2D pt2 = new Point2D.Double(rAux.getMaxX(), rAux.getMaxY()); |
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pt1 = ct.convert(pt1, null);
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pt2 = ct.convert(pt2, null);
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rAux = new Rectangle2D.Double(); |
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rAux.setFrameFromDiagonal(pt1, pt2); |
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} |
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return rAux;
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} catch (DriverIOException 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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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
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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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Strategy strategy = StrategyManager.getStrategy(this);
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strategy.draw(image, g, viewPort, cancel); |
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if (getVirtualLayers() != null) { |
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getVirtualLayers().draw(image, g, viewPort, cancel); |
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} |
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if (getLayerText() != null) { |
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getLayerText().draw(image, g, viewPort, cancel); |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
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* com.iver.cit.gvsig.fmap.ViewPort,
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* com.iver.cit.gvsig.fmap.operations.Cancellable)
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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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Strategy strategy = StrategyManager.getStrategy(this);
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strategy.print(g, viewPort, cancel); |
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if (getLayerText() != null) { |
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getLayerText().draw(null, g, viewPort, cancel);
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#createLabelLayer(int)
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*/
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public FLayer createLabelLayer(int fieldId) { |
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ArrayList labels = new ArrayList(); |
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try {
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VectorialAdapter adapter = getSource(); |
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DataSource ds = getRecordset();
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logger.debug("adapter.start()");
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adapter.start(); |
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ds.start(); |
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VectorialFileDriver driver = (VectorialFileDriver) adapter.getDriver(); |
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int sc;
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sc = adapter.getShapeCount(); |
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VectorialLegend l = (VectorialLegend) getLegend(); |
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int idFieldHeightText = -1; |
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int idFieldRotationText = -1; |
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boolean bWithHeightText = false; |
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if (l.getLabelHeightField() != null) { |
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bWithHeightText = true;
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idFieldHeightText = ds.getFieldIndexByName(l.getLabelHeightField()); |
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} |
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boolean bWithRotationText = false; |
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if (l.getLabelRotationField() != null) { |
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bWithRotationText = true;
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idFieldRotationText = ds.getFieldIndexByName(l.getLabelRotationField()); |
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} |
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for (int i = 0; i < sc; i++) { |
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Value val = ds.getFieldValue(i, fieldId); |
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if (val instanceof NullValue) { |
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continue;
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} |
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IGeometry geom = adapter.getShape(i); |
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if (geom == null) { |
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continue;
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} |
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FSymbol symbol = l.getSymbol(i); |
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// TODO: El m?todo contenedor (createLabelLayer) debe recoger
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// los par?metros de posicionamiento y de allowDuplicates
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// if (i >= 328)
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// System.out.println("i= " + i + " " + val.toString());
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FLabel[] lbls = geom.createLabels(0, true); |
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for (int j = 0; j < lbls.length; j++) { |
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if (lbls[j] != null) { |
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lbls[j].setString(val.toString()); |
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if (bWithHeightText) {
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FloatValue height = (FloatValue) ds.getFieldValue(i, |
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idFieldHeightText); |
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lbls[j].setHeight(height.getValue()); |
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} else {
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lbls[j].setHeight(symbol.getFontSize()); |
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} |
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if (bWithRotationText) {
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DoubleValue rotation = (DoubleValue) ds.getFieldValue(i, |
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idFieldRotationText); |
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lbls[j].setRotation(rotation.getValue()); |
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} |
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} |
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labels.add(lbls[j]); |
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} |
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} |
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long t2 = System.currentTimeMillis(); |
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logger.debug("adapter.stop()");
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ds.stop(); |
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adapter.stop(); |
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} catch (DriverIOException e) {
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e.printStackTrace(); |
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} catch (DriverException e) {
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e.printStackTrace(); |
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} catch (com.hardcode.gdbms.engine.data.DriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (FieldNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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FLyrText layerText = new FLyrText(labels);
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try {
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layerText.setLegend((VectorialLegend) getLegend()); |
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} catch (FieldNotFoundException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace(); |
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} catch (DriverException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace(); |
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} |
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setLayerText(layerText); |
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return layerText;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#removeLabels()
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*/
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public void removeLabels() { |
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setLayerText(null);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#createIndex()
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*/
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public void createIndex() { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor,
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* com.iver.cit.gvsig.fmap.operations.selection.VectorialSubSet)
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*/
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public void process(FeatureVisitor visitor, BitSet subset) |
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throws DriverException, VisitException {
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Strategy s = StrategyManager.getStrategy(this);
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s.process(visitor, subset); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor)
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*/
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public void process(FeatureVisitor visitor) |
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throws DriverException, VisitException {
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Strategy s = StrategyManager.getStrategy(this);
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s.process(visitor); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#setSelection(com.iver.cit.gvsig.fmap.operations.selection.VectorialSubSet)
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*/
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public void setSelection(FBitSet selection) { |
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selectionSupport.setSelection(selection); |
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fireSelectionEvents(); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#isSelected(int)
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*/
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public boolean isSelected(int index) { |
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return selectionSupport.isSelected(index);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#getSelection()
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*/
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public FBitSet getSelection() {
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return selectionSupport.getSelection();
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#clearSelection()
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*/
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public void clearSelection() { |
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selectionSupport.clearSelection(); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#queryByRect(java.awt.geom.Rectangle2D)
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*/
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public BitSet queryByRect(Rectangle2D rect) throws DriverException { |
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Strategy s = StrategyManager.getStrategy(this);
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return s.queryByRect(rect);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#getRecordset()
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*/
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public SelectableDataSource getRecordset() throws DriverException { |
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if (sds == null) { |
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//Nombre en el GDBMS de la tabla
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String name = this.toString(); |
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try {
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DataSource ds = source.getRecordset(name);
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if (ds == null) { |
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return null; |
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} |
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sds = new SelectableDataSource(ds);
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sds.setSelectionSupport(selectionSupport); |
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} catch (DriverLoadException e) {
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throw new DriverException(e); |
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} |
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} |
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return sds;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#setLegend(int,
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* com.iver.cit.gvsig.fmap.rendering.Legend)
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*/
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public void setLegend(VectorialLegend r) |
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throws DriverException, FieldNotFoundException {
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VectorialLegend oldLegend = legend; |
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legend = r; |
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try {
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legend.setDataSource(getRecordset()); |
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if (legend.getLabelField() != null) { |
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int idLabelField = getRecordset().getFieldIndexByName(legend.getLabelField());
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createLabelLayer(idLabelField); |
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} |
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} catch (DriverException e) {
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throw new DriverException(e); |
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} catch (FieldNotFoundException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} catch (com.hardcode.gdbms.engine.data.DriverException e) {
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throw new DriverException(e); |
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} |
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LegendChangedEvent e = LegendChangedEvent.createLegendChangedEvent(oldLegend, legend); |
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callLegendChanged(e); |
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} |
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|
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/**
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* Devuelve la Leyenda de la capa.
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*
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* @return Leyenda.
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*/
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public Legend getLegend() {
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return legend;
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} |
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|
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/**
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* Devuelve el tipo de shape que contiene la capa.
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*
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* @return tipo de shape.
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*
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* @throws DriverException
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*/
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public int getShapeType() throws DriverException { |
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if (typeShape == -1) { |
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try {
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logger.debug("source.start()");
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source.start(); |
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typeShape = source.getShapeType(); |
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logger.debug("source.stop()");
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source.stop(); |
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} |
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} |
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return typeShape;
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} |
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|
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
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*/
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public XMLEntity getXMLEntity() {
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XMLEntity xml = super.getXMLEntity();
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xml.addChild(legend.getXMLEntity()); |
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xml.addChild(selectionSupport.getXMLEntity()); |
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if (source instanceof VectorialFileAdapter) { |
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xml.putProperty("file", ((VectorialFileAdapter) source).getFile());
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} else if (source instanceof VectorialDBAdapter) { |
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} else if (source instanceof WFSAdapter) { |
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} |
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xml.putProperty("driverName", getSource().getDriver().getName());
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return xml;
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} |
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|
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
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*/
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public void setXMLEntity(XMLEntity xml) |
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throws XMLException {
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super.setXMLEntity(xml);
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legend = LegendFactory.createFromXML(xml.getChild(0));
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|
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try {
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legend.setDataSource(getRecordset()); |
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} catch (FieldNotFoundException e) {
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throw new XMLException(e); |
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} catch (DriverException e) {
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throw new XMLException(e); |
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} |
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selectionSupport.setXMLEntity(xml.getChild(1));
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} |
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|
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/**
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* A?ade un LegendListener a la lista de Listeners.
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*
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* @param listener LegendListener.
|
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*/
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public void addLegendListener(LegendListener listener) { |
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layerChangeSupport.addLayerListener(listener); |
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} |
497 |
|
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/**
|
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* Llamada al m?todo callLegendChanged de los listener.
|
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*
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* @param e Evento.
|
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*/
|
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private void callLegendChanged(LegendChangedEvent e) { |
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layerChangeSupport.callLegendChanged(e); |
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} |
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|
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/**
|
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* Borra un LegendListener de la lista de Listeners
|
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*
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* @param listener LegendListener.
|
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*/
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public void removeLegendListener(LegendListener listener) { |
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layerChangeSupport.removeLayerListener(listener); |
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} |
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|
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#changeRecordsetName()
|
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*/
|
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public void changeRecordsetName(String newName) throws DriverException { |
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source.changeRecordsetName(newName); |
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} |
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|
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/**
|
524 |
* Sobreimplementaci?n del m?todo toString para que las bases de datos
|
525 |
* identifiquen la capa.
|
526 |
*
|
527 |
* @return DOCUMENT ME!
|
528 |
*/
|
529 |
public String toString() { |
530 |
/*
|
531 |
* Se usa internamente para que la parte de datos
|
532 |
* identifique de forma un?voca las tablas
|
533 |
*/
|
534 |
String ret = super.toString(); |
535 |
|
536 |
return "layer" + ret.substring(ret.indexOf('@') + 1); |
537 |
} |
538 |
} |