Revision 510 org.gvsig.vectorediting/trunk/org.gvsig.vectorediting/org.gvsig.vectorediting.lib/org.gvsig.vectorediting.lib.prov/org.gvsig.vectorediting.lib.prov.trimline/src/main/java/org/gvsig/vectorediting/lib/prov/trimline/operation/CurveTrimLineOperation.java

View differences:

CurveTrimLineOperation.java
74 74 
            Geometry tmpDifference = segmentedLine.difference(geometry);
75 75 
            if (tmpDifference instanceof MultiCurve) {
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                segmentedLine = (MultiCurve) tmpDifference;
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            } else if(tmpDifference instanceof Curve) {
78 
                // Sometimes line to split and splitter are so close ( distance
79 
                // between geometries < 0.00000000001 ). In this cases, we try
80 
                // to do an enhance difference.
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                // If the result is instance of Curve, it is considered that
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                // lines don't intersect.
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                // If the result is instance of Multicurve, lines are so close
84 
                // and it is considered that lines intersect.
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                Geometry enchancedGeometry = enhancedDifference(geometry, (Curve) tmpDifference);
86 
                if(enchancedGeometry instanceof MultiCurve){
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                    segmentedLine = (MultiCurve) enchancedGeometry;
88 
                }
77 89 
            }
78 90 
        }
79 91 

  		




  ......




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        }


  		




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        return null;


  		




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    }


  		




  
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    private Geometry enhancedDifference(Geometry splitter, Curve curve)


  		




  
  172
  
    
        throws GeometryOperationNotSupportedException,


  		




  
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        GeometryOperationException {


  		




  
  174
  
    
        Geometry snapTo = curve.snapTo(splitter, 0.1);


  		




  
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        return snapTo.difference(splitter);


  		




  
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    }


  		




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}


  		












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