Package com.vividsolutions.jts.linearref

Examples of com.vividsolutions.jts.linearref.LocationIndexedLine.extractLine()

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    public static P2<LineString> splitGeometryAtPoint(Geometry geometry, Coordinate nearestPoint) {
        // An index in JTS can actually refer to any point along the line. It is NOT an array index.
        LocationIndexedLine line = new LocationIndexedLine(geometry);
        LinearLocation l = line.indexOf(nearestPoint);

        LineString beginning = (LineString) line.extractLine(line.getStartIndex(), l);
        LineString ending = (LineString) line.extractLine(l, line.getEndIndex());

        return new P2<LineString>(beginning, ending);
    }
   
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        // An index in JTS can actually refer to any point along the line. It is NOT an array index.
        LocationIndexedLine line = new LocationIndexedLine(geometry);
        LinearLocation l = line.indexOf(nearestPoint);

        LineString beginning = (LineString) line.extractLine(line.getStartIndex(), l);
        LineString ending = (LineString) line.extractLine(l, line.getEndIndex());

        return new P2<LineString>(beginning, ending);
    }
   
    /**
 
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        // An index in JTS can actually refer to any point along the line. It is NOT an array index.
        LocationIndexedLine line = new LocationIndexedLine(geometry);
        LinearLocation l = LengthLocationMap.getLocation(geometry, requestedDistance);

        LineString beginning = (LineString) line.extractLine(line.getStartIndex(), l);
        LineString ending = (LineString) line.extractLine(l, line.getEndIndex());

        return new P2<LineString>(beginning, ending);
    }
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        // An index in JTS can actually refer to any point along the line. It is NOT an array index.
        LocationIndexedLine line = new LocationIndexedLine(geometry);
        LinearLocation l = LengthLocationMap.getLocation(geometry, requestedDistance);

        LineString beginning = (LineString) line.extractLine(line.getStartIndex(), l);
        LineString ending = (LineString) line.extractLine(l, line.getEndIndex());

        return new P2<LineString>(beginning, ending);
    }

    /**
 
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            ShapeSegmentKey key = new ShapeSegmentKey(shapeId, startIndex, endIndex);
            LineString geometry = _geometriesByShapeSegmentKey.get(key);

            if (geometry == null) {
                LocationIndexedLine locationIndexed = new LocationIndexedLine(shape);
                geometry = (LineString) locationIndexed.extractLine(startLocation, endLocation);

                // Pack the resulting line string
                CoordinateSequence sequence = new PackedCoordinateSequence.Double(geometry
                        .getCoordinates(), 2);
                geometry = _geometryFactory.createLineString(sequence);
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