Revision 13073 trunk/libraries/libFMap/src/com/iver/cit/gvsig/fmap/core/symbols/MarkerLineSymbol.java
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import com.iver.utiles.XMLEntity; |
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/** |
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* @autor jaume dominguez faus - jaume.dominguez@iver.es |
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* MarkerLineSymbol allows to use any symbol defined as an image to draw a lineal object. |
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* The line will be painted as a run of symbols through the path defined by the line. |
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* |
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* @author jaume dominguez faus - jaume.dominguez@iver.es |
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*/ |
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public class MarkerLineSymbol extends AbstractLineSymbol {
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private IMarkerSymbol marker; |
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private MarkerLineSymbol symSelect; |
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private double separation = 5; |
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{
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marker = SymbologyFactory.createDefaultMarkerSymbol(); |
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marker.setSize(5); |
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} |
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public void setLineWidth(double width) {
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getLineStyle().setLineWidth((float) width); |
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} |
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PathLength pl = new PathLength(shp); |
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float myLineLength = pl.lengthOfPath(); // length without the first and last arrow |
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float separation = (float) getSeparation(); |
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FPoint2D p = new FPoint2D(pl.pointAtLength(0)); |
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double lineWidth = getLineWidth(); |
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marker.setSize(lineWidth); |
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marker.draw(g, affineTransform, p); |
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if (separation == 0) separation = 1;
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if (separation == 0) separation = 1; |
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float length = separation; |
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while (length < myLineLength) {
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p = new FPoint2D(pl.pointAtLength(length)); |
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length += separation; |
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} |
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} |
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/** |
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* Gets the separation between the marker symbols that are used to draw the line. |
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* |
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* @return separation |
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*/ |
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public double getSeparation() {
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return separation; |
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} |
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public ISymbol getSymbolForSelection() {
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if (symSelect == null) {
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symSelect = (MarkerLineSymbol) SymbologyFactory. |
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createSymbolFromXML(getXMLEntity(), "selection derived symbol");
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createSymbolFromXML(getXMLEntity(), "selection derived symbol"); |
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symSelect.setMarker((IMarkerSymbol) symSelect.getMarker() |
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.getSymbolForSelection()); |
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} |
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return symSelect; |
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setUnit(xml.getIntProperty("unit"));
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setReferenceSystem(xml.getIntProperty("referenceSystem"));
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marker = (IMarkerSymbol) SymbologyFactory. |
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createSymbolFromXML(xml.firstChild("id", "marker"), "theMarker");
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createSymbolFromXML(xml.firstChild("id", "marker"), "theMarker");
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setLineStyle((ILineStyle) SymbologyFactory. |
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createStyleFromXML(xml.firstChild("id", "lineStyle"), "theLineStyle"));
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} |
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/** |
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* Sets the separation between the marker symbols that compose the line |
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* |
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* @param separation |
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*/ |
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public void setSeparation(double separation) {
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this.separation = separation; |
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} |
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// TODO Auto-generated method stub |
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throw new Error("Not yet implemented!");
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} |
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/** |
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* Returns the marker symbol that compose the line |
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* |
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* @return marker IMarkerSymbol |
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*/ |
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public IMarkerSymbol getMarker() {
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return marker; |
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} |
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/** |
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* Sets the marker symbol that compose the line |
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* |
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* @param marker IMarkerSymbol |
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*/ |
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public void setMarker(IMarkerSymbol marker) {
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this.marker = marker; |
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} |
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public void setCartographicSize(double cartographicSize, FShape shp) {
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marker.setCartographicSize(cartographicSize, shp); |
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} |
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public double toCartographicSize(ViewPort viewPort, double dpi, FShape shp) {
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double oldSize = marker.getSize(); |
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setCartographicSize(getCartographicSize( |
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viewPort,
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dpi,
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shp),
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shp);
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viewPort, |
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dpi, |
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shp), |
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shp); |
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return oldSize; |
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} |
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public double getCartographicSize(ViewPort viewPort, double dpi, FShape shp) {
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return CartographicSupportToolkit. |
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getCartographicLength(this,
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marker.getSize(),
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viewPort,
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dpi);
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getCartographicLength(this, |
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marker.getSize(), |
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viewPort, |
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dpi); |
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} |
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} |
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