Revision 10679 trunk/libraries/libFMap/src/com/iver/cit/gvsig/fmap/rendering/styling/SimpleLabelingStrategy.java
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* |
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* $Id$ |
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* $Log$ |
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* Revision 1.1 2007-03-09 08:33:43 jaume |
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* Revision 1.2 2007-03-09 11:20:57 jaume |
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* Advanced symbology (start committing) |
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* |
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* Revision 1.1 2007/03/09 08:33:43 jaume |
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* *** empty log message *** |
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* |
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* Revision 1.1.2.5 2007/02/21 07:34:08 jaume |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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import com.hardcode.gdbms.engine.data.driver.DriverException; |
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import com.iver.cit.gvsig.exceptions.expansionfile.ExpansionFileReadException; |
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import com.iver.cit.gvsig.exceptions.visitors.VisitorException; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.FPoint2D; |
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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.TextPath; |
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import com.iver.cit.gvsig.fmap.core.symbols.ITextSymbol; |
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import com.iver.cit.gvsig.fmap.core.symbols.SimpleTextSymbol; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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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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private IZoomConstraints zoomConstraints; |
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private Hashtable textPaths = new Hashtable(), texts = new Hashtable(); |
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protected SimpleLabelingStrategy(FLayer layer) throws DriverException {
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protected SimpleLabelingStrategy(FLayer layer) throws ReadDriverException {
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FLyrVect l = (FLyrVect) layer; |
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this.layer = l; |
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if (layer instanceof FLyrVect) {
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public void setLabelingMethod(ILabelingMethod method) {}
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public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, Cancellable cancel) throws DriverException {
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public void draw(BufferedImage image, |
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Graphics2D g, ViewPort viewPort, Cancellable cancel) |
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throws ReadDriverException {
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Rectangle2D theExtent = viewPort.getAdjustedExtent(); |
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if (zoomConstraints != null) {
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scale > zoomConstraints.getMaxScale()) |
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return; |
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} |
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FBitSet bs = layer.queryByRect(theExtent); |
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LabelClass lc = method.getDefaultLabelClass(); |
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FBitSet bs; |
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int i = -1; |
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try {
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bs = layer.queryByRect(theExtent); |
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LabelClass lc = method.getDefaultLabelClass(); |
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ReadableVectorial rv = layer.getSource(); |
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SelectableDataSource sds = rv.getRecordset(); |
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ReadableVectorial rv = layer.getSource();
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SelectableDataSource sds = rv.getRecordset();
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ITextSymbol sym = lc.getLabelSymbol(); |
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for(int i=bs.nextSetBit(0); i>=0 && !cancel.isCanceled(); i=bs.nextSetBit(i+1)) {
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IGeometry geom; |
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try {
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ITextSymbol sym = lc.getLabelSymbol(); |
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for(i=bs.nextSetBit(0); i>=0 && !cancel.isCanceled(); i=bs.nextSetBit(i+1)) {
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IGeometry geom; |
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Integer index = new Integer(i); |
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String text = getText(index, sds); |
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sym.draw(g, at, shp[i]); |
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} |
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} catch (DriverIOException e) {
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logger.log(Level.SEVERE, "Draw label for "+i+"th shape of "+layer.getName());
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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logger.log(Level.SEVERE, "Getting label text for "+i+"th shape of "+layer.getName());
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}
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} |
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} catch (ExpansionFileReadException e) {
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// TODO Auto-generated catch block |
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logger.log(Level.SEVERE, e.getMessage());
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} catch (ReadDriverException e) {
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logger.log(Level.SEVERE, "Getting label text for "+i+"th shape of "+layer.getName()); |
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} catch (VisitorException e) {
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logger.log(Level.SEVERE, "Getting label text for "+i+"th shape of "+layer.getName()); |
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} |
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} |
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private String getText(Integer index, SelectableDataSource sds) throws com.hardcode.gdbms.engine.data.driver.DriverException {
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private String getText(Integer index, SelectableDataSource sds) throws ReadDriverException {
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String text = (String) texts.get(index); |
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if (text == null) {
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String expr = method.getDefaultLabelClass().getLabelExpression(); |
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