Revision 28 org.gvsig.sextante/trunk/org.gvsig.sextante.app/org.gvsig.sextante.app.algorithm/org.gvsig.sextante.app.algorithm.clip/src/main/java/org/gvsig/sextante/app/algorithm/clip/ClipOperation.java

View differences:

ClipOperation.java
53 53 
	private Geometry                         clippingConvexHull   = null;
54 54
55 55 
	private DALFeaturePersister              persister            = null;
56
57 
	private EditableFeature                  lastEditFeature      = null;
56 58 

  		




  57
  59
  
    
	public ClipOperation(org.gvsig.fmap.geom.Geometry clip) {


  		




  58
  60
  
    
		this.clippingConvexHull = Converter.geometryToJts(clip);


  		




  ......




  75
  77
  
    
	 */


  		




  76
  78
  
    
	public EditableFeature invoke(org.gvsig.fmap.geom.Geometry g, Feature feature) {


  		




  77
  79
  
    
		if(g == null)


  		




  78
  
  
    
			return null;


  		




  
  80
  
    
			return lastEditFeature;


  		




  79
  81
  
    
		


  		




  80
  82
  
    
		Geometry jtsGeom = Converter.geometryToJts(g);


  		




  81
  83
  
    
		if(!jtsGeom.getEnvelope().intersects(clippingConvexHull.getEnvelope()))


  		




  82
  
  
    
			return null;


  		




  
  84
  
    
			return lastEditFeature;


  		




  83
  85
  
    
		


  		




  84
  86
  
    
		if(jtsGeom.intersects(clippingConvexHull)) {


  		




  85
  87
  
    
			try {


  		




  86
  88
  
    
				Geometry newGeom = jtsGeom.intersection(clippingConvexHull);


  		




  87
  
  
    
				return persister.addFeature(feature, newGeom);


  		




  
  89
  
    
				lastEditFeature = persister.addFeature(feature, newGeom);


  		




  88
  90
  
    
			} catch(com.vividsolutions.jts.geom.TopologyException e){


  		




  89
  91
  
    
				Sextante.addErrorToLog(e);


  		




  90
  92
  
    
				if(! jtsGeom.isValid()) {


  		




  ......




  97
  99
  
    
				}


  		




  98
  100
  
    
				try {


  		




  99
  101
  
    
					Geometry newGeom = jtsGeom.intersection(clippingConvexHull);


  		




  100
  
  
    
					return persister.addFeature(feature, newGeom);


  		




  
  102
  
    
					lastEditFeature = persister.addFeature(feature, newGeom);


  		




  101
  103
  
    
				} catch(com.vividsolutions.jts.geom.TopologyException ee){


  		




  102
  104
  
    
					Sextante.addErrorToLog(ee);


  		




  103
  105
  
    
				} catch (CreateGeometryException ee) {


  		




  ......




  111
  113
  
    
				Sextante.addErrorToLog(e);


  		




  112
  114
  
    
			}


  		




  113
  115
  
    
		}


  		




  114
  
  
    
		return null;


  		




  
  116
  
    
		return lastEditFeature;


  		




  115
  117
  
    
	}


  		




  116
  118
  
    
	


  		




  117
  119
  
    
	/**


  		




  ......




  124
  126
  
    
		if(g == null)


  		




  125
  127
  
    
			return;


  		




  126
  128
  
    
		


  		




  
  129
  
    
		lastEditFeature = feature;


  		




  
  130
  
    
		


  		




  127
  131
  
    
		Geometry jtsGeom = Converter.geometryToJts(g);


  		




  128
  132
  
    
		if(!jtsGeom.getEnvelope().intersects(clippingConvexHull.getEnvelope()))


  		




  129
  133
  
    
			return;


  		












Also available in:  Unified diff